home *** CD-ROM | disk | FTP | other *** search
/ MacTech 1 to 12 / MacTech-vol-1-12.toast / Source / develop™ Technical Journal / develop Issue 24 code / Scriptable Database 1.0a11.sea / Scriptable Database 1.0a11 / Database / DataRecord.cp < prev    next >
MacBinary  |  1995-10-13  |  18.1 KB  |  [TEXT/MMCC]

open in: MacOS 8.1     |     Win98     |     DOS

browse contents    |     view JSON data     |     view as text


This file was processed as: MacBinary (archive/macBinary).

ConfidenceProgramDetectionMatch TypeSupport
10% dexvert MacBinary (archive/macBinary) fallback Supported
1% dexvert MS-DOS Code Page Info (other/dosCodePage) ext Unsupported
1% dexvert Text File (text/txt) fallback Supported
100% file MacBinary II, inited, Fri Oct 13 14:39:06 1995, modified Fri Oct 13 14:39:06 1995, creator 'MMCC', type ASCII, 17858 bytes "DataRecord.cp" , at 0x4642 410 bytes resource default (weak)
99% file data default
74% TrID Macintosh plain text (MacBinary) default
25% TrID MacBinary 2 default (weak)
100% siegfried fmt/1762 MacBinary (II) default
100% lsar MacBinary default


id metadata
keyvalue
macFileType[TEXT]
macFileCreator[MMCC]



hex view
+--------+-------------------------+-------------------------+--------+--------+
|00000000| 00 0d 44 61 74 61 52 65 | 63 6f 72 64 2e 63 70 00 |..DataRe|cord.cp.|
|00000010| 00 00 00 00 00 00 00 00 | 00 00 00 00 00 00 00 00 |........|........|
|00000020| 00 00 00 00 00 00 00 00 | 00 00 00 00 00 00 00 00 |........|........|
|00000030| 00 00 00 00 00 00 00 00 | 00 00 00 00 00 00 00 00 |........|........|
|00000040| 00 54 45 58 54 4d 4d 43 | 43 01 00 00 00 00 00 00 |.TEXTMMC|C.......|
|00000050| 00 00 00 00 00 45 c2 00 | 00 01 9a ac a4 62 ca ac |.....E..|.....b..|
|00000060| a4 62 ca 00 00 00 00 00 | 00 00 00 00 00 00 00 00 |.b......|........|
|00000070| 00 00 00 00 00 00 00 00 | 00 00 81 81 3a b1 00 00 |........|....:...|
|00000080| 2f 2f 3d 3d 3d 3d 3d 3d | 3d 3d 3d 3d 3d 3d 3d 3d |//======|========|
|00000090| 3d 3d 3d 3d 3d 3d 3d 3d | 3d 3d 3d 3d 3d 3d 3d 3d |========|========|
|000000a0| 3d 3d 3d 3d 3d 3d 3d 3d | 3d 3d 3d 3d 3d 3d 3d 3d |========|========|
|000000b0| 3d 3d 3d 3d 3d 3d 3d 3d | 3d 3d 3d 3d 3d 3d 3d 3d |========|========|
|000000c0| 3d 3d 3d 3d 3d 3d 3d 3d | 3d 3d 3d 3d 3d 3d 3d 3d |========|========|
|000000d0| 3d 3d 0d 2f 2f 20 47 72 | 65 67 20 41 6e 64 65 72 |==.// Gr|eg Ander|
|000000e0| 73 6f 6e 0d 2f 2f 20 64 | 62 2b 0d 2f 2f 0d 2f 2f |son.// d|b+.//.//|
|000000f0| 20 43 75 72 73 6f 72 20 | 74 6f 20 61 20 64 61 74 | Cursor |to a dat|
|00000100| 61 20 72 65 63 6f 72 64 | 0d 2f 2f 20 31 39 20 4d |a record|.// 19 M|
|00000110| 61 79 20 31 39 39 35 0d | 2f 2f 3d 3d 3d 3d 3d 3d |ay 1995.|//======|
|00000120| 3d 3d 3d 3d 3d 3d 3d 3d | 3d 3d 3d 3d 3d 3d 3d 3d |========|========|
|00000130| 3d 3d 3d 3d 3d 3d 3d 3d | 3d 3d 3d 3d 3d 3d 3d 3d |========|========|
|00000140| 3d 3d 3d 3d 3d 3d 3d 3d | 3d 3d 3d 3d 3d 3d 3d 3d |========|========|
|00000150| 3d 3d 3d 3d 3d 3d 3d 3d | 3d 3d 3d 3d 3d 3d 3d 3d |========|========|
|00000160| 3d 3d 3d 3d 3d 3d 3d 3d | 3d 3d 0d 23 70 72 61 67 |========|==.#prag|
|00000170| 6d 61 20 6f 6e 63 65 0d | 0d 23 69 6e 63 6c 75 64 |ma once.|.#includ|
|00000180| 65 20 22 44 61 74 61 52 | 65 63 6f 72 64 2e 68 22 |e "DataR|ecord.h"|
|00000190| 0d 0d 23 69 6e 63 6c 75 | 64 65 20 22 44 42 50 72 |..#inclu|de "DBPr|
|000001a0| 6f 70 65 72 74 79 2e 68 | 22 0d 23 69 6e 63 6c 75 |operty.h|".#inclu|
|000001b0| 64 65 20 22 47 72 6f 75 | 70 43 6f 6e 74 72 6f 6c |de "Grou|pControl|
|000001c0| 4f 62 6a 65 63 74 2e 68 | 22 0d 23 69 6e 63 6c 75 |Object.h|".#inclu|
|000001d0| 64 65 20 22 44 61 74 61 | 62 61 73 65 44 6f 63 75 |de "Data|baseDocu|
|000001e0| 6d 65 6e 74 2e 68 22 0d | 23 69 6e 63 6c 75 64 65 |ment.h".|#include|
|000001f0| 20 22 54 72 61 6e 73 61 | 63 74 69 6f 6e 2e 68 22 | "Transa|ction.h"|
|00000200| 0d 0d 2f 2f 0d 2f 2f 20 | 46 6f 72 20 6d 65 6d 63 |..//.// |For memc|
|00000210| 70 79 0d 2f 2f 0d 23 69 | 6e 63 6c 75 64 65 20 3c |py.//.#i|nclude <|
|00000220| 73 74 72 69 6e 67 2e 68 | 3e 0d 0d 23 69 6e 63 6c |string.h|>..#incl|
|00000230| 75 64 65 20 22 45 78 63 | 65 70 74 69 6f 6e 73 2e |ude "Exc|eptions.|
|00000240| 68 22 0d 0d 23 64 65 66 | 69 6e 65 20 49 4e 48 45 |h"..#def|ine INHE|
|00000250| 52 49 54 45 44 20 54 41 | 62 73 74 72 61 63 74 52 |RITED TA|bstractR|
|00000260| 65 63 6f 72 64 0d 0d 0d | 2f 2f 2d 2d 2d 2d 2d 2d |ecord...|//------|
|00000270| 2d 2d 2d 2d 2d 2d 2d 2d | 2d 2d 2d 2d 2d 2d 2d 2d |--------|--------|
|00000280| 2d 2d 2d 2d 2d 2d 2d 2d | 2d 2d 2d 2d 2d 2d 2d 2d |--------|--------|
|00000290| 2d 2d 2d 2d 2d 2d 2d 2d | 2d 2d 2d 2d 2d 2d 2d 2d |--------|--------|
|000002a0| 2d 2d 2d 2d 2d 2d 2d 2d | 2d 2d 2d 2d 2d 2d 2d 2d |--------|--------|
|000002b0| 2d 2d 2d 2d 2d 2d 2d 2d | 2d 2d 0d 2f 2f 20 54 44 |--------|--.// TD|
|000002c0| 61 74 61 52 65 63 6f 72 | 64 3a 3a 7e 54 44 61 74 |ataRecor|d::~TDat|
|000002d0| 61 52 65 63 6f 72 64 0d | 2f 2f 2d 2d 2d 2d 2d 2d |aRecord.|//------|
|000002e0| 2d 2d 2d 2d 2d 2d 2d 2d | 2d 2d 2d 2d 2d 2d 2d 2d |--------|--------|
|000002f0| 2d 2d 2d 2d 2d 2d 2d 2d | 2d 2d 2d 2d 2d 2d 2d 2d |--------|--------|
|00000300| 2d 2d 2d 2d 2d 2d 2d 2d | 2d 2d 2d 2d 2d 2d 2d 2d |--------|--------|
|00000310| 2d 2d 2d 2d 2d 2d 2d 2d | 2d 2d 2d 2d 2d 2d 2d 2d |--------|--------|
|00000320| 2d 2d 2d 2d 2d 2d 2d 2d | 2d 2d 0d 54 44 61 74 61 |--------|--.TData|
|00000330| 52 65 63 6f 72 64 3a 3a | 7e 54 44 61 74 61 52 65 |Record::|~TDataRe|
|00000340| 63 6f 72 64 28 29 0d 7b | 0d 7d 0d 0d 2f 2f 2d 2d |cord().{|.}..//--|
|00000350| 2d 2d 2d 2d 2d 2d 2d 2d | 2d 2d 2d 2d 2d 2d 2d 2d |--------|--------|
|00000360| 2d 2d 2d 2d 2d 2d 2d 2d | 2d 2d 2d 2d 2d 2d 2d 2d |--------|--------|
|00000370| 2d 2d 2d 2d 2d 2d 2d 2d | 2d 2d 2d 2d 2d 2d 2d 2d |--------|--------|
|00000380| 2d 2d 2d 2d 2d 2d 2d 2d | 2d 2d 2d 2d 2d 2d 2d 2d |--------|--------|
|00000390| 2d 2d 2d 2d 2d 2d 2d 2d | 2d 2d 2d 2d 2d 2d 0d 2f |--------|------./|
|000003a0| 2f 20 54 44 61 74 61 52 | 65 63 6f 72 64 3a 3a 50 |/ TDataR|ecord::P|
|000003b0| 72 65 70 61 72 65 54 6f | 43 6f 6d 6d 69 74 0d 2f |repareTo|Commit./|
|000003c0| 2f 2d 2d 2d 2d 2d 2d 2d | 2d 2d 2d 2d 2d 2d 2d 2d |/-------|--------|
|000003d0| 2d 2d 2d 2d 2d 2d 2d 2d | 2d 2d 2d 2d 2d 2d 2d 2d |--------|--------|
|000003e0| 2d 2d 2d 2d 2d 2d 2d 2d | 2d 2d 2d 2d 2d 2d 2d 2d |--------|--------|
|000003f0| 2d 2d 2d 2d 2d 2d 2d 2d | 2d 2d 2d 2d 2d 2d 2d 2d |--------|--------|
|00000400| 2d 2d 2d 2d 2d 2d 2d 2d | 2d 2d 2d 2d 2d 2d 2d 2d |--------|--------|
|00000410| 2d 0d 76 6f 69 64 20 54 | 44 61 74 61 52 65 63 6f |-.void T|DataReco|
|00000420| 72 64 3a 3a 50 72 65 70 | 61 72 65 54 6f 43 6f 6d |rd::Prep|areToCom|
|00000430| 6d 69 74 28 54 54 72 61 | 6e 73 61 63 74 69 6f 6e |mit(TTra|nsaction|
|00000440| 2a 20 74 29 0d 7b 0d 09 | 2f 2f 0d 09 2f 2f 20 49 |* t).{..|//..// I|
|00000450| 66 20 6f 75 72 20 6f 77 | 6e 65 72 20 66 72 65 65 |f our ow|ner free|
|00000460| 64 20 75 73 2c 20 74 68 | 65 6e 20 6d 61 72 6b 20 |d us, th|en mark |
|00000470| 74 68 69 73 20 72 65 63 | 6f 72 64 20 61 73 0d 09 |this rec|ord as..|
|00000480| 2f 2f 20 75 6e 75 73 65 | 64 20 73 6f 20 74 68 61 |// unuse|d so tha|
|00000490| 74 20 69 74 20 77 69 6c | 6c 20 62 65 20 70 75 73 |t it wil|l be pus|
|000004a0| 68 65 64 20 6f 6e 74 6f | 20 74 68 65 20 66 72 65 |hed onto| the fre|
|000004b0| 65 0d 09 2f 2f 20 6c 69 | 73 74 20 77 68 65 6e 20 |e..// li|st when |
|000004c0| 74 68 65 20 74 72 61 6e | 73 61 63 74 69 6f 6e 20 |the tran|saction |
|000004d0| 63 68 61 6e 67 65 73 20 | 61 72 65 20 63 6f 6d 6d |changes |are comm|
|000004e0| 69 74 74 65 64 2e 0d 09 | 2f 2f 0d 09 69 66 28 66 |itted...|//..if(f|
|000004f0| 44 61 74 61 52 65 6c 65 | 61 73 65 64 20 3d 3d 20 |DataRele|ased == |
|00000500| 74 72 75 65 29 0d 09 7b | 0d 09 09 74 68 69 73 2d |true)..{|...this-|
|00000510| 3e 46 72 65 65 54 68 69 | 73 52 65 63 6f 72 64 28 |>FreeThi|sRecord(|
|00000520| 74 29 3b 0d 09 7d 0d 09 | 2f 2f 0d 09 2f 2f 20 43 |t);..}..|//..// C|
|00000530| 68 65 63 6b 20 74 6f 20 | 73 65 65 20 69 66 20 74 |heck to |see if t|
|00000540| 68 65 20 70 68 79 73 69 | 63 61 6c 20 73 69 7a 65 |he physi|cal size|
|00000550| 20 6f 66 20 6f 75 72 20 | 64 61 74 61 20 62 6c 6f | of our |data blo|
|00000560| 63 6b 0d 09 2f 2f 20 68 | 61 73 20 63 68 61 6e 67 |ck..// h|as chang|
|00000570| 65 64 2c 20 61 6e 64 20 | 69 66 20 73 6f 2c 20 61 |ed, and |if so, a|
|00000580| 6c 6c 6f 63 61 74 65 20 | 61 20 6e 65 77 20 6f 6e |llocate |a new on|
|00000590| 65 2e 0d 09 2f 2f 0d 09 | 2f 2f 20 52 65 6d 65 6d |e...//..|// Remem|
|000005a0| 62 65 72 2c 20 77 65 20 | 6e 65 65 64 20 74 6f 20 |ber, we |need to |
|000005b0| 62 65 20 61 62 6c 65 20 | 74 6f 20 62 61 63 6b 20 |be able |to back |
|000005c0| 6f 75 74 0d 09 2f 2f 20 | 74 68 65 20 63 68 61 6e |out..// |the chan|
|000005d0| 67 65 73 20 6d 61 64 65 | 20 68 65 72 65 2c 20 6a |ges made| here, j|
|000005e0| 75 73 74 20 69 6e 20 63 | 61 73 65 20 61 6e 6f 74 |ust in c|ase anot|
|000005f0| 68 65 72 0d 09 2f 2f 20 | 6f 62 6a 65 63 74 20 66 |her..// |object f|
|00000600| 61 69 6c 73 20 69 6e 20 | 50 72 65 70 61 72 65 54 |ails in |PrepareT|
|00000610| 6f 43 6f 6d 6d 69 74 2e | 20 20 46 6f 72 74 75 6e |oCommit.| Fortun|
|00000620| 61 74 65 6c 79 2c 0d 09 | 2f 2f 20 74 68 69 73 20 |ately,..|// this |
|00000630| 68 61 70 70 65 6e 73 20 | 61 75 74 6f 6d 61 74 69 |happens |automati|
|00000640| 63 61 6c 6c 79 2c 20 61 | 73 20 74 68 65 20 72 65 |cally, a|s the re|
|00000650| 6c 6f 63 61 74 65 64 0d | 09 2f 2f 20 64 61 74 61 |located.|.// data|
|00000660| 20 62 6c 6f 63 6b 20 69 | 73 20 73 69 6d 70 6c 79 | block i|s simply|
|00000670| 20 61 64 64 65 64 20 74 | 6f 20 74 68 69 73 20 74 | added t|o this t|
|00000680| 72 61 6e 73 61 63 74 69 | 6f 6e 2e 0d 09 2f 2f 0d |ransacti|on...//.|
|00000690| 09 2f 2f 20 6e 2e 62 2e | 20 54 68 65 20 72 65 6c |.// n.b.| The rel|
|000006a0| 6f 63 61 74 65 64 20 64 | 61 74 61 20 77 69 6c 6c |ocated d|ata will|
|000006b0| 20 61 6c 73 6f 20 62 65 | 20 67 69 76 65 6e 0d 09 | also be| given..|
|000006c0| 2f 2f 20 61 20 63 68 61 | 6e 63 65 20 74 6f 20 70 |// a cha|nce to p|
|000006d0| 72 65 70 61 72 65 20 74 | 6f 20 63 6f 6d 6d 69 74 |repare t|o commit|
|000006e0| 2c 20 62 75 74 20 69 74 | 20 73 68 6f 75 6c 64 0d |, but it| should.|
|000006f0| 09 2f 2f 20 64 69 73 63 | 6f 76 65 72 20 74 68 61 |.// disc|over tha|
|00000700| 74 20 69 74 73 20 73 69 | 7a 65 20 68 61 73 20 6e |t its si|ze has n|
|00000710| 6f 74 20 63 68 61 6e 67 | 65 64 2c 20 61 6e 64 0d |ot chang|ed, and.|
|00000720| 09 2f 2f 20 74 68 65 72 | 65 66 6f 72 65 20 69 74 |.// ther|efore it|
|00000730| 20 77 69 6c 6c 20 6e 6f | 74 20 74 72 79 20 74 6f | will no|t try to|
|00000740| 20 72 65 6c 6f 63 61 74 | 65 20 69 74 73 65 6c 66 | relocat|e itself|
|00000750| 0d 09 2f 2f 20 61 67 61 | 69 6e 2e 0d 09 2f 2f 0d |..// aga|in...//.|
|00000760| 09 65 6c 73 65 0d 09 7b | 0d 09 09 2f 2f 0d 09 09 |.else..{|...//...|
|00000770| 2f 2f 20 48 6f 77 20 62 | 69 67 20 64 69 64 20 77 |// How b|ig did w|
|00000780| 65 20 75 73 65 20 74 6f | 20 62 65 2c 20 61 6e 64 |e use to| be, and|
|00000790| 20 68 6f 77 20 62 69 67 | 20 61 72 65 20 77 65 20 | how big| are we |
|000007a0| 6e 6f 77 3f 0d 09 09 2f | 2f 0d 09 09 6c 6f 6e 67 |now?.../|/...long|
|000007b0| 20 63 75 72 72 65 6e 74 | 45 6e 63 6f 64 65 64 50 | current|EncodedP|
|000007c0| 68 79 73 69 63 61 6c 53 | 69 7a 65 20 3d 20 74 68 |hysicalS|ize = th|
|000007d0| 69 73 2d 3e 47 72 6f 75 | 70 43 6f 6e 74 72 6f 6c |is->Grou|pControl|
|000007e0| 4f 62 6a 65 63 74 28 29 | 2d 3e 42 6c 6f 63 6b 45 |Object()|->BlockE|
|000007f0| 6e 63 6f 64 65 64 50 68 | 79 73 69 63 61 6c 53 69 |ncodedPh|ysicalSi|
|00000800| 7a 65 28 74 68 69 73 2d | 3e 52 65 63 6f 72 64 49 |ze(this-|>RecordI|
|00000810| 6e 64 65 78 28 29 29 3b | 0d 09 09 6c 6f 6e 67 20 |ndex());|...long |
|00000820| 64 65 73 69 72 65 64 45 | 6e 63 6f 64 65 64 50 68 |desiredE|ncodedPh|
|00000830| 79 73 69 63 61 6c 53 69 | 7a 65 20 3d 20 74 68 69 |ysicalSi|ze = thi|
|00000840| 73 2d 3e 42 6c 6f 63 6b | 45 6e 63 6f 64 65 64 50 |s->Block|EncodedP|
|00000850| 68 79 73 69 63 61 6c 53 | 69 7a 65 28 74 29 3b 0d |hysicalS|ize(t);.|
|00000860| 09 09 6c 6f 6e 67 20 64 | 65 73 69 72 65 64 53 69 |..long d|esiredSi|
|00000870| 7a 65 44 65 6c 74 61 20 | 3d 20 64 65 73 69 72 65 |zeDelta |= desire|
|00000880| 64 45 6e 63 6f 64 65 64 | 50 68 79 73 69 63 61 6c |dEncoded|Physical|
|00000890| 53 69 7a 65 20 2d 20 63 | 75 72 72 65 6e 74 45 6e |Size - c|urrentEn|
|000008a0| 63 6f 64 65 64 50 68 79 | 73 69 63 61 6c 53 69 7a |codedPhy|sicalSiz|
|000008b0| 65 3b 0d 09 09 0d 09 09 | 2f 2f 0d 09 09 2f 2f 20 |e;......|//...// |
|000008c0| 49 66 20 77 65 20 61 72 | 65 20 5f 69 6e 63 72 65 |If we ar|e _incre|
|000008d0| 61 73 69 6e 67 5f 20 69 | 6e 20 73 69 7a 65 2c 20 |asing_ i|n size, |
|000008e0| 6f 72 20 69 66 20 77 65 | 20 61 72 65 20 5f 64 65 |or if we| are _de|
|000008f0| 63 72 65 61 73 69 6e 67 | 5f 0d 09 09 2f 2f 20 62 |creasing|_...// b|
|00000900| 79 20 6d 6f 72 65 20 74 | 68 61 6e 20 6f 6e 65 20 |y more t|han one |
|00000910| 72 65 63 6f 72 64 20 69 | 6e 20 73 69 7a 65 2c 20 |record i|n size, |
|00000920| 74 68 65 6e 20 77 65 20 | 77 61 6e 74 20 74 6f 20 |then we |want to |
|00000930| 72 65 61 6c 6f 63 61 74 | 65 2e 0d 09 09 2f 2f 20 |realocat|e....// |
|00000940| 28 57 65 20 63 6f 75 6c | 64 20 61 6c 73 6f 20 72 |(We coul|d also r|
|00000950| 65 61 6c 6f 63 61 74 65 | 20 69 66 20 77 65 20 64 |ealocate| if we d|
|00000960| 65 63 72 65 61 73 65 20 | 62 79 20 6f 6e 6c 79 20 |ecrease |by only |
|00000970| 6f 6e 65 0d 09 09 2f 2f | 20 72 65 63 6f 72 64 2c |one...//| record,|
|00000980| 20 62 75 74 20 6e 6f 74 | 65 20 74 68 65 6e 20 74 | but not|e then t|
|00000990| 68 61 74 20 74 68 65 20 | 66 72 65 65 20 6c 69 73 |hat the |free lis|
|000009a0| 74 20 28 6b 4c 61 73 74 | 44 61 74 61 42 6c 6f 63 |t (kLast|DataBloc|
|000009b0| 6b 46 72 65 65 4c 69 73 | 74 20 2d 20 31 29 0d 09 |kFreeLis|t - 1)..|
|000009c0| 09 2f 2f 20 69 73 20 6e | 65 76 65 72 20 75 73 65 |.// is n|ever use|
|000009d0| 64 2e 29 0d 09 09 2f 2f | 0d 09 09 69 66 28 28 64 |d.)...//|...if((d|
|000009e0| 65 73 69 72 65 64 53 69 | 7a 65 44 65 6c 74 61 20 |esiredSi|zeDelta |
|000009f0| 3e 20 30 29 20 7c 7c 20 | 28 64 65 73 69 72 65 64 |> 0) || |(desired|
|00000a00| 53 69 7a 65 44 65 6c 74 | 61 20 3c 20 2d 31 29 29 |SizeDelt|a < -1))|
|00000a10| 0d 09 09 7b 0d 09 09 09 | 2f 2f 0d 09 09 09 2f 2f |...{....|//....//|
|00000a20| 20 4d 61 6b 65 20 61 20 | 6e 65 77 20 64 61 74 61 | Make a |new data|
|00000a30| 20 72 65 63 6f 72 64 20 | 74 6f 20 73 74 6f 72 65 | record |to store|
|00000a40| 20 6f 75 72 20 64 61 74 | 61 20 69 6e 2e 0d 09 09 | our dat|a in....|
|00000a50| 09 2f 2f 20 54 68 69 73 | 20 72 65 63 6f 72 64 20 |.// This| record |
|00000a60| 77 69 6c 6c 20 62 65 63 | 6f 6d 65 20 70 61 72 74 |will bec|ome part|
|00000a70| 20 6f 66 20 74 68 65 20 | 74 72 61 6e 73 61 63 74 | of the |transact|
|00000a80| 69 6f 6e 2c 0d 09 09 09 | 2f 2f 20 73 6f 20 69 74 |ion,....|// so it|
|00000a90| 20 77 69 6c 6c 20 62 65 | 20 62 61 63 6b 65 64 20 | will be| backed |
|00000aa0| 6f 75 74 20 6f 72 20 63 | 6f 6d 6d 69 74 74 65 64 |out or c|ommitted|
|00000ab0| 20 61 6c 6f 6e 67 20 77 | 69 74 68 0d 09 09 09 2f | along w|ith..../|
|00000ac0| 2f 20 61 6c 6c 20 6f 66 | 20 74 68 65 20 6f 74 68 |/ all of| the oth|
|00000ad0| 65 72 20 63 68 61 6e 67 | 65 73 2e 0d 09 09 09 2f |er chang|es...../|
|00000ae0| 2f 0d 09 09 09 2f 2f 20 | 4e 6f 74 65 20 74 68 61 |/....// |Note tha|
|00000af0| 74 20 74 68 69 73 20 6e | 65 77 20 6f 62 6a 65 63 |t this n|ew objec|
|00000b00| 74 20 69 73 20 61 64 64 | 65 64 20 74 6f 20 74 68 |t is add|ed to th|
|00000b10| 65 20 62 65 67 69 6e 6e | 69 6e 67 0d 09 09 09 2f |e beginn|ing..../|
|00000b20| 2f 20 6f 66 20 74 68 65 | 20 74 72 61 6e 73 61 63 |/ of the| transac|
|00000b30| 74 69 6f 6e 20 6c 69 73 | 74 2c 20 73 6f 20 69 74 |tion lis|t, so it|
|00000b40| 20 77 69 6c 6c 20 6e 6f | 74 20 68 61 76 65 20 61 | will no|t have a|
|00000b50| 20 63 68 61 6e 63 65 0d | 09 09 09 2f 2f 20 74 6f | chance.|...// to|
|00000b60| 20 70 72 65 70 61 72 65 | 20 74 6f 20 63 6f 6d 6d | prepare| to comm|
|00000b70| 69 74 20 28 61 63 74 75 | 61 6c 6c 79 2c 20 74 68 |it (actu|ally, th|
|00000b80| 65 20 63 6f 64 65 20 69 | 73 20 77 72 69 74 74 65 |e code i|s writte|
|00000b90| 6e 0d 09 09 09 2f 2f 20 | 75 6e 64 65 72 20 74 68 |n....// |under th|
|00000ba0| 65 20 61 73 73 75 6d 70 | 74 69 6f 6e 20 74 68 61 |e assump|tion tha|
|00000bb0| 74 20 50 72 65 70 61 72 | 65 54 6f 43 6f 6d 6d 69 |t Prepar|eToCommi|
|00000bc0| 74 20 6d 61 79 20 6f 72 | 20 6d 61 79 0d 09 09 09 |t may or| may....|
|00000bd0| 2f 2f 20 6e 6f 74 20 62 | 65 20 63 61 6c 6c 65 64 |// not b|e called|
|00000be0| 20 66 6f 72 20 74 68 65 | 20 6e 65 77 20 6f 62 6a | for the| new obj|
|00000bf0| 65 63 74 29 2e 0d 09 09 | 09 2f 2f 0d 09 09 09 41 |ect)....|.//....A|
|00000c00| 6e 55 70 64 61 74 65 3c | 54 44 61 74 61 52 65 63 |nUpdate<|TDataRec|
|00000c10| 6f 72 64 3e 20 72 65 6c | 6f 63 61 74 65 64 44 61 |ord> rel|ocatedDa|
|00000c20| 74 61 20 3d 20 74 68 69 | 73 2d 3e 44 42 44 6f 63 |ta = thi|s->DBDoc|
|00000c30| 75 6d 65 6e 74 28 29 2d | 3e 4e 65 77 44 61 74 61 |ument()-|>NewData|
|00000c40| 52 65 63 6f 72 64 28 74 | 2c 20 74 68 69 73 2d 3e |Record(t|, this->|
|00000c50| 47 65 74 44 61 74 61 4c | 65 6e 67 74 68 28 74 29 |GetDataL|ength(t)|
|00000c60| 29 3b 0d 09 09 09 72 65 | 6c 6f 63 61 74 65 64 44 |);....re|locatedD|
|00000c70| 61 74 61 2d 3e 53 65 74 | 44 61 74 61 4f 77 6e 65 |ata->Set|DataOwne|
|00000c80| 72 28 74 2c 20 74 68 69 | 73 2d 3e 54 72 61 6e 73 |r(t, thi|s->Trans|
|00000c90| 61 63 74 69 6f 6e 28 29 | 2d 3e 47 65 74 44 42 50 |action()|->GetDBP|
|00000ca0| 72 6f 70 65 72 74 79 55 | 70 64 61 74 65 50 6f 69 |ropertyU|pdatePoi|
|00000cb0| 6e 74 65 72 28 66 44 61 | 74 61 4f 77 6e 65 72 29 |nter(fDa|taOwner)|
|00000cc0| 29 3b 0d 09 09 09 66 44 | 61 74 61 4f 77 6e 65 72 |);....fD|ataOwner|
|00000cd0| 20 3d 20 41 43 6f 6e 73 | 74 3c 54 44 42 50 72 6f | = ACons|t<TDBPro|
|00000ce0| 70 65 72 74 79 3e 28 6e | 69 6c 29 3b 0d 09 09 09 |perty>(n|il);....|
|00000cf0| 0d 09 09 09 2f 2f 0d 09 | 09 09 2f 2f 20 52 65 71 |....//..|..// Req|
|00000d00| 75 69 72 65 20 74 68 61 | 74 20 6f 75 72 20 64 61 |uire tha|t our da|
|00000d10| 74 61 20 77 69 6c 6c 20 | 66 69 74 20 69 6e 73 69 |ta will |fit insi|
|00000d20| 64 65 20 74 68 65 20 6e | 65 77 20 0d 09 09 09 2f |de the n|ew ..../|
|00000d30| 2f 20 72 65 63 6f 72 64 | 2c 20 74 68 65 6e 20 63 |/ record|, then c|
|00000d40| 6f 70 79 20 69 74 20 6f | 76 65 72 2e 0d 09 09 09 |opy it o|ver.....|
|00000d50| 2f 2f 0d 09 09 09 52 65 | 71 75 69 72 65 28 72 65 |//....Re|quire(re|
|00000d60| 6c 6f 63 61 74 65 64 44 | 61 74 61 2d 3e 4d 61 78 |locatedD|ata->Max|
|00000d70| 69 6d 75 6d 44 61 74 61 | 4c 65 6e 67 74 68 28 74 |imumData|Length(t|
|00000d80| 29 20 3e 3d 20 74 68 69 | 73 2d 3e 47 65 74 44 61 |) >= thi|s->GetDa|
|00000d90| 74 61 4c 65 6e 67 74 68 | 28 74 29 29 3b 0d 09 09 |taLength|(t));...|
|00000da0| 09 72 65 6c 6f 63 61 74 | 65 64 44 61 74 61 2d 3e |.relocat|edData->|
|00000db0| 53 65 74 54 79 70 65 64 | 44 61 74 61 28 74 2c 20 |SetTyped|Data(t, |
|00000dc0| 74 68 69 73 2d 3e 44 61 | 74 61 52 65 66 65 72 65 |this->Da|taRefere|
|00000dd0| 6e 63 65 28 74 29 29 3b | 0d 09 0d 09 09 09 2f 2f |nce(t));|......//|
|00000de0| 0d 09 09 09 2f 2f 20 4e | 6f 77 20 74 68 61 74 20 |....// N|ow that |
|00000df0| 77 65 27 76 65 20 63 6f | 70 69 65 64 20 6f 75 72 |we've co|pied our|
|00000e00| 20 64 61 74 61 20 6f 76 | 65 72 2c 20 77 65 20 6d | data ov|er, we m|
|00000e10| 75 73 74 0d 09 09 09 2f | 2f 20 72 65 6c 65 61 73 |ust..../|/ releas|
|00000e20| 65 20 6f 75 72 20 64 61 | 74 61 2e 20 20 57 65 27 |e our da|ta. We'|
|00000e30| 64 20 62 65 74 74 65 72 | 20 70 75 74 20 6f 75 72 |d better| put our|
|00000e40| 20 70 68 79 73 69 63 61 | 6c 0d 09 09 09 2f 2f 20 | physica|l....// |
|00000e50| 73 69 7a 65 20 62 61 63 | 6b 20 74 6f 20 77 68 61 |size bac|k to wha|
|00000e60| 74 20 69 74 20 77 61 73 | 2c 20 6f 72 20 77 65 27 |t it was|, or we'|
|00000e70| 6c 6c 20 6d 61 79 20 68 | 61 76 65 20 70 72 6f 62 |ll may h|ave prob|
|00000e80| 6c 65 6d 73 0d 09 09 09 | 2f 2f 20 77 68 65 6e 20 |lems....|// when |
|00000e90| 74 68 65 20 66 72 65 65 | 20 72 65 63 6f 72 64 20 |the free| record |
|00000ea0| 69 73 20 63 6f 6d 6d 69 | 74 74 65 64 0d 09 09 09 |is commi|tted....|
|00000eb0| 2f 2f 0d 09 09 09 2f 2f | 20 45 76 65 72 79 74 68 |//....//| Everyth|
|00000ec0| 69 6e 67 20 77 69 6c 6c | 20 63 6f 6d 65 20 62 61 |ing will| come ba|
|00000ed0| 63 6b 20 74 6f 20 74 68 | 65 20 77 61 79 20 69 74 |ck to th|e way it|
|00000ee0| 20 77 61 73 20 69 66 20 | 74 68 65 20 74 72 61 6e | was if |the tran|
|00000ef0| 73 61 63 74 69 6f 6e 0d | 09 09 09 2f 2f 20 63 68 |saction.|...// ch|
|00000f00| 61 6e 67 65 73 20 61 72 | 65 20 64 69 73 63 61 72 |anges ar|e discar|
|00000f10| 64 65 64 2c 20 74 68 6f | 75 67 68 2e 0d 09 09 09 |ded, tho|ugh.....|
|00000f20| 2f 2f 0d 09 09 09 74 68 | 69 73 2d 3e 53 65 74 42 |//....th|is->SetB|
|00000f30| 6c 6f 63 6b 45 6e 63 6f | 64 65 64 50 68 79 73 69 |lockEnco|dedPhysi|
|00000f40| 63 61 6c 53 69 7a 65 28 | 74 2c 20 63 75 72 72 65 |calSize(|t, curre|
|00000f50| 6e 74 45 6e 63 6f 64 65 | 64 50 68 79 73 69 63 61 |ntEncode|dPhysica|
|00000f60| 6c 53 69 7a 65 29 3b 0d | 09 09 09 74 68 69 73 2d |lSize);.|...this-|
|00000f70| 3e 46 72 65 65 54 68 69 | 73 52 65 63 6f 72 64 28 |>FreeThi|sRecord(|
|00000f80| 74 29 3b 09 09 0d 09 09 | 7d 0d 09 7d 0d 09 0d 09 |t);.....|}..}....|
|00000f90| 49 4e 48 45 52 49 54 45 | 44 3a 3a 50 72 65 70 61 |INHERITE|D::Prepa|
|00000fa0| 72 65 54 6f 43 6f 6d 6d | 69 74 28 74 29 3b 0d 7d |reToComm|it(t);.}|
|00000fb0| 20 2f 2f 20 54 44 61 74 | 61 52 65 63 6f 72 64 3a | // TDat|aRecord:|
|00000fc0| 3a 50 72 65 70 61 72 65 | 54 6f 43 6f 6d 6d 69 74 |:Prepare|ToCommit|
|00000fd0| 0d 0d 2f 2f 2d 2d 2d 2d | 2d 2d 2d 2d 2d 2d 2d 2d |..//----|--------|
|00000fe0| 2d 2d 2d 2d 2d 2d 2d 2d | 2d 2d 2d 2d 2d 2d 2d 2d |--------|--------|
|00000ff0| 2d 2d 2d 2d 2d 2d 2d 2d | 2d 2d 2d 2d 2d 2d 2d 2d |--------|--------|
|00001000| 2d 2d 2d 2d 2d 2d 2d 2d | 2d 2d 2d 2d 2d 2d 2d 2d |--------|--------|
|00001010| 2d 2d 2d 2d 2d 2d 2d 2d | 2d 2d 2d 2d 2d 2d 2d 2d |--------|--------|
|00001020| 2d 2d 2d 2d 0d 2f 2f 20 | 54 44 61 74 61 52 65 63 |----.// |TDataRec|
|00001030| 6f 72 64 3a 3a 43 6f 6d | 6d 69 74 43 68 61 6e 67 |ord::Com|mitChang|
|00001040| 65 73 0d 2f 2f 2d 2d 2d | 2d 2d 2d 2d 2d 2d 2d 2d |es.//---|--------|
|00001050| 2d 2d 2d 2d 2d 2d 2d 2d | 2d 2d 2d 2d 2d 2d 2d 2d |--------|--------|
|00001060| 2d 2d 2d 2d 2d 2d 2d 2d | 2d 2d 2d 2d 2d 2d 2d 2d |--------|--------|
|00001070| 2d 2d 2d 2d 2d 2d 2d 2d | 2d 2d 2d 2d 2d 2d 2d 2d |--------|--------|
|00001080| 2d 2d 2d 2d 2d 2d 2d 2d | 2d 2d 2d 2d 2d 2d 2d 2d |--------|--------|
|00001090| 2d 2d 2d 2d 2d 0d 76 6f | 69 64 20 54 44 61 74 61 |-----.vo|id TData|
|000010a0| 52 65 63 6f 72 64 3a 3a | 43 6f 6d 6d 69 74 43 68 |Record::|CommitCh|
|000010b0| 61 6e 67 65 73 28 54 54 | 72 61 6e 73 61 63 74 69 |anges(TT|ransacti|
|000010c0| 6f 6e 2a 20 74 29 0d 7b | 0d 09 2f 2f 0d 09 2f 2f |on* t).{|..//..//|
|000010d0| 20 50 72 65 70 61 72 65 | 54 6f 43 6f 6d 6d 69 74 | Prepare|ToCommit|
|000010e0| 20 73 68 6f 75 6c 64 20 | 68 61 76 65 20 6d 61 64 | should |have mad|
|000010f0| 65 20 73 75 72 65 20 74 | 68 61 74 20 6f 75 72 0d |e sure t|hat our.|
|00001100| 09 2f 2f 20 62 6c 6f 63 | 6b 20 73 69 7a 65 20 69 |.// bloc|k size i|
|00001110| 73 20 65 78 61 63 74 6c | 79 20 63 6f 72 72 65 63 |s exactl|y correc|
|00001120| 74 2c 20 62 75 74 20 69 | 6e 20 73 6f 6d 65 20 69 |t, but i|n some i|
|00001130| 6e 73 74 61 6e 63 65 73 | 0d 09 2f 2f 20 77 65 20 |nstances|..// we |
|00001140| 6d 61 79 20 6e 65 65 64 | 20 74 6f 20 6e 75 64 67 |may need| to nudg|
|00001150| 65 20 69 74 20 61 20 62 | 69 74 0d 09 2f 2f 0d 09 |e it a b|it..//..|
|00001160| 6c 6f 6e 67 20 63 75 72 | 72 65 6e 74 45 6e 63 6f |long cur|rentEnco|
|00001170| 64 65 64 50 68 79 73 69 | 63 61 6c 53 69 7a 65 20 |dedPhysi|calSize |
|00001180| 3d 20 74 68 69 73 2d 3e | 47 72 6f 75 70 43 6f 6e |= this->|GroupCon|
|00001190| 74 72 6f 6c 4f 62 6a 65 | 63 74 28 29 2d 3e 42 6c |trolObje|ct()->Bl|
|000011a0| 6f 63 6b 45 6e 63 6f 64 | 65 64 50 68 79 73 69 63 |ockEncod|edPhysic|
|000011b0| 61 6c 53 69 7a 65 28 74 | 68 69 73 2d 3e 52 65 63 |alSize(t|his->Rec|
|000011c0| 6f 72 64 49 6e 64 65 78 | 28 29 29 3b 0d 09 6c 6f |ordIndex|());..lo|
|000011d0| 6e 67 20 64 65 73 69 72 | 65 64 45 6e 63 6f 64 65 |ng desir|edEncode|
|000011e0| 64 50 68 79 73 69 63 61 | 6c 53 69 7a 65 20 3d 20 |dPhysica|lSize = |
|000011f0| 74 68 69 73 2d 3e 42 6c | 6f 63 6b 45 6e 63 6f 64 |this->Bl|ockEncod|
|00001200| 65 64 50 68 79 73 69 63 | 61 6c 53 69 7a 65 28 74 |edPhysic|alSize(t|
|00001210| 29 3b 0d 09 0d 09 2f 2f | 0d 09 2f 2f 20 6e 2e 62 |);....//|..// n.b|
|00001220| 20 77 65 20 63 61 6e 27 | 74 20 66 61 69 6c 20 69 | we can'|t fail i|
|00001230| 6e 20 43 6f 6d 6d 69 74 | 43 68 61 6e 67 65 73 2c |n Commit|Changes,|
|00001240| 20 73 6f 20 77 65 27 64 | 20 62 65 74 74 65 72 20 | so we'd| better |
|00001250| 74 72 79 20 74 6f 0d 09 | 2f 2f 20 6d 61 6b 65 20 |try to..|// make |
|00001260| 74 68 65 20 64 61 74 61 | 20 66 69 74 20 73 6f 6d |the data| fit som|
|00001270| 65 68 6f 77 2c 20 73 6f | 6d 65 20 77 61 79 0d 09 |ehow, so|me way..|
|00001280| 2f 2f 0d 09 69 66 28 63 | 75 72 72 65 6e 74 45 6e |//..if(c|urrentEn|
|00001290| 63 6f 64 65 64 50 68 79 | 73 69 63 61 6c 53 69 7a |codedPhy|sicalSiz|
|000012a0| 65 20 21 3d 20 64 65 73 | 69 72 65 64 45 6e 63 6f |e != des|iredEnco|
|000012b0| 64 65 64 50 68 79 73 69 | 63 61 6c 53 69 7a 65 29 |dedPhysi|calSize)|
|000012c0| 0d 09 7b 0d 09 09 2f 2f | 0d 09 09 2f 2f 20 42 69 |..{...//|...// Bi|
|000012d0| 67 20 70 72 6f 62 6c 65 | 6d 73 20 77 69 6c 6c 20 |g proble|ms will |
|000012e0| 72 65 73 75 6c 74 20 69 | 66 20 6f 75 72 20 65 6e |result i|f our en|
|000012f0| 63 6f 64 65 64 20 73 69 | 7a 65 20 69 73 20 77 72 |coded si|ze is wr|
|00001300| 6f 6e 67 0d 09 09 2f 2f | 0d 09 09 74 68 69 73 2d |ong...//|...this-|
|00001310| 3e 53 65 74 42 6c 6f 63 | 6b 45 6e 63 6f 64 65 64 |>SetBloc|kEncoded|
|00001320| 50 68 79 73 69 63 61 6c | 53 69 7a 65 28 74 2c 20 |Physical|Size(t, |
|00001330| 63 75 72 72 65 6e 74 45 | 6e 63 6f 64 65 64 50 68 |currentE|ncodedPh|
|00001340| 79 73 69 63 61 6c 53 69 | 7a 65 29 3b 0d 09 09 0d |ysicalSi|ze);....|
|00001350| 09 09 2f 2f 0d 09 09 2f | 2f 20 49 66 20 77 65 20 |..//.../|/ If we |
|00001360| 6d 61 64 65 20 74 68 65 | 20 62 6c 6f 63 6b 20 62 |made the| block b|
|00001370| 69 67 67 65 72 2c 20 6d | 61 6b 65 20 6f 75 72 20 |igger, m|ake our |
|00001380| 73 69 7a 65 20 63 6f 72 | 72 65 63 74 69 6f 6e 0d |size cor|rection.|
|00001390| 09 09 2f 2f 20 62 69 67 | 67 65 72 20 73 6f 20 74 |..// big|ger so t|
|000013a0| 68 61 74 20 6f 75 72 20 | 6c 6f 67 69 63 61 6c 20 |hat our |logical |
|000013b0| 73 69 7a 65 20 64 6f 65 | 73 6e 27 74 20 63 68 61 |size doe|sn't cha|
|000013c0| 6e 67 65 2e 0d 09 09 2f | 2f 20 49 66 20 77 65 20 |nge..../|/ If we |
|000013d0| 6d 61 64 65 20 6f 75 72 | 20 62 6c 6f 63 6b 20 53 |made our| block S|
|000013e0| 4d 41 4c 4c 45 52 20 28 | 62 61 64 20 6e 65 77 73 |MALLER (|bad news|
|000013f0| 21 29 2c 20 74 68 65 6e | 20 77 65 0d 09 09 2f 2f |!), then| we...//|
|00001400| 20 6a 75 73 74 20 63 6c | 69 70 70 65 64 20 73 6f | just cl|ipped so|
|00001410| 6d 65 20 6f 66 20 6f 75 | 72 20 64 61 74 61 20 6f |me of ou|r data o|
|00001420| 66 66 2e 20 20 4d 61 6b | 65 20 6f 75 72 20 73 69 |ff. Mak|e our si|
|00001430| 7a 65 0d 09 09 2f 2f 20 | 63 6f 72 72 65 63 74 69 |ze...// |correcti|
|00001440| 6f 6e 20 7a 65 72 6f 20 | 74 6f 20 6d 69 6e 69 6d |on zero |to minim|
|00001450| 69 7a 65 20 74 68 65 20 | 6c 6f 73 73 20 28 74 68 |ize the |loss (th|
|00001460| 69 73 20 73 68 6f 75 6c | 64 0d 09 09 2f 2f 20 6e |is shoul|d...// n|
|00001470| 65 76 65 72 20 68 61 70 | 70 65 6e 29 0d 09 09 2f |ever hap|pen).../|
|00001480| 2f 0d 09 09 6c 6f 6e 67 | 20 6e 65 77 53 69 7a 65 |/...long| newSize|
|00001490| 43 6f 72 72 65 63 74 69 | 6f 6e 20 3d 20 74 68 69 |Correcti|on = thi|
|000014a0| 73 2d 3e 53 69 7a 65 43 | 6f 72 72 65 63 74 69 6f |s->SizeC|orrectio|
|000014b0| 6e 28 74 29 20 2b 20 28 | 28 63 75 72 72 65 6e 74 |n(t) + (|(current|
|000014c0| 45 6e 63 6f 64 65 64 50 | 68 79 73 69 63 61 6c 53 |EncodedP|hysicalS|
|000014d0| 69 7a 65 20 2d 20 64 65 | 73 69 72 65 64 45 6e 63 |ize - de|siredEnc|
|000014e0| 6f 64 65 64 50 68 79 73 | 69 63 61 6c 53 69 7a 65 |odedPhys|icalSize|
|000014f0| 29 20 2a 20 6b 53 69 6e | 67 6c 65 52 65 63 6f 72 |) * kSin|gleRecor|
|00001500| 64 53 69 7a 65 29 3b 0d | 09 09 69 66 28 6e 65 77 |dSize);.|..if(new|
|00001510| 53 69 7a 65 43 6f 72 72 | 65 63 74 69 6f 6e 20 3c |SizeCorr|ection <|
|00001520| 20 30 29 0d 09 09 7b 0d | 09 09 09 41 53 53 45 52 | 0)...{.|...ASSER|
|00001530| 54 28 66 61 6c 73 65 29 | 3b 0d 09 09 09 6e 65 77 |T(false)|;....new|
|00001540| 53 69 7a 65 43 6f 72 72 | 65 63 74 69 6f 6e 20 3d |SizeCorr|ection =|
|00001550| 20 30 3b 0d 09 09 7d 0d | 09 09 74 68 69 73 2d 3e | 0;...}.|..this->|
|00001560| 53 65 74 53 69 7a 65 43 | 6f 72 72 65 63 74 69 6f |SetSizeC|orrectio|
|00001570| 6e 28 74 2c 20 6e 65 77 | 53 69 7a 65 43 6f 72 72 |n(t, new|SizeCorr|
|00001580| 65 63 74 69 6f 6e 29 3b | 0d 09 7d 0d 09 0d 09 2f |ection);|..}..../|
|00001590| 2f 0d 09 2f 2f 20 4e 6f | 77 20 74 68 61 74 20 6f |/..// No|w that o|
|000015a0| 75 72 20 62 6c 6f 63 6b | 20 69 73 20 74 68 65 20 |ur block| is the |
|000015b0| 73 61 6d 65 20 73 69 7a | 65 20 61 73 20 74 68 65 |same siz|e as the|
|000015c0| 20 73 6c 6f 74 20 77 65 | 27 64 0d 09 2f 2f 20 6c | slot we|'d..// l|
|000015d0| 69 6b 65 20 74 6f 20 63 | 6f 70 79 20 69 74 20 69 |ike to c|opy it i|
|000015e0| 6e 74 6f 2c 20 67 6f 20 | 61 68 65 61 64 20 61 6e |nto, go |ahead an|
|000015f0| 64 20 6d 6f 76 65 20 69 | 74 20 69 6e 2e 0d 09 2f |d move i|t in.../|
|00001600| 2f 0d 09 49 4e 48 45 52 | 49 54 45 44 3a 3a 43 6f |/..INHER|ITED::Co|
|00001610| 6d 6d 69 74 43 68 61 6e | 67 65 73 28 74 29 3b 0d |mmitChan|ges(t);.|
|00001620| 7d 20 2f 2f 20 54 44 61 | 74 61 52 65 63 6f 72 64 |} // TDa|taRecord|
|00001630| 3a 3a 43 6f 6d 6d 69 74 | 43 68 61 6e 67 65 73 0d |::Commit|Changes.|
|00001640| 0d 2f 2f 2d 2d 2d 2d 2d | 2d 2d 2d 2d 2d 2d 2d 2d |.//-----|--------|
|00001650| 2d 2d 2d 2d 2d 2d 2d 2d | 2d 2d 2d 2d 2d 2d 2d 2d |--------|--------|
|00001660| 2d 2d 2d 2d 2d 2d 2d 2d | 2d 2d 2d 2d 2d 2d 2d 2d |--------|--------|
|00001670| 2d 2d 2d 2d 2d 2d 2d 2d | 2d 2d 2d 2d 2d 2d 2d 2d |--------|--------|
|00001680| 2d 2d 2d 2d 2d 2d 2d 2d | 2d 2d 2d 2d 2d 2d 2d 2d |--------|--------|
|00001690| 2d 2d 2d 0d 2f 2f 20 54 | 44 61 74 61 52 65 63 6f |---.// T|DataReco|
|000016a0| 72 64 3a 3a 52 65 6c 65 | 61 73 65 44 61 74 61 0d |rd::Rele|aseData.|
|000016b0| 2f 2f 0d 2f 2f 20 57 65 | 20 64 6f 6e 27 74 20 61 |//.// We| don't a|
|000016c0| 63 74 75 61 6c 6c 79 20 | 63 6f 6e 76 65 72 74 20 |ctually |convert |
|000016d0| 74 68 69 73 20 72 65 63 | 6f 72 64 20 69 6e 74 6f |this rec|ord into|
|000016e0| 20 61 20 66 72 65 65 20 | 6e 6f 64 65 20 75 6e 74 | a free |node unt|
|000016f0| 69 6c 20 69 74 27 73 20 | 74 69 6d 65 0d 2f 2f 20 |il it's |time.// |
|00001700| 74 6f 20 63 6f 6d 6d 69 | 74 3b 20 74 68 61 74 20 |to commi|t; that |
|00001710| 77 61 79 2c 20 77 65 20 | 64 6f 6e 27 74 20 6e 65 |way, we |don't ne|
|00001720| 65 64 20 74 6f 20 77 6f | 72 72 79 20 61 62 6f 75 |ed to wo|rry abou|
|00001730| 74 20 75 6e 2d 66 72 65 | 65 69 6e 67 20 74 68 65 |t un-fre|eing the|
|00001740| 20 6e 6f 64 65 20 6f 72 | 0d 2f 2f 20 61 6c 6c 6f | node or|.// allo|
|00001750| 63 61 74 69 6e 67 20 61 | 20 6e 65 77 20 6f 6e 65 |cating a| new one|
|00001760| 20 69 66 20 74 68 65 20 | 73 61 6d 65 20 70 72 6f | if the |same pro|
|00001770| 70 65 72 74 79 20 72 65 | 63 6f 72 64 20 77 61 6e |perty re|cord wan|
|00001780| 74 73 20 74 6f 20 73 74 | 6f 72 65 20 6d 6f 72 65 |ts to st|ore more|
|00001790| 20 0d 2f 2f 20 65 78 74 | 65 72 6e 61 6c 20 64 61 | .// ext|ernal da|
|000017a0| 74 61 20 69 6e 20 75 73 | 20 65 76 65 6e 20 61 66 |ta in us| even af|
|000017b0| 74 65 72 20 77 65 20 77 | 65 72 65 20 66 72 65 65 |ter we w|ere free|
|000017c0| 64 2e 0d 2f 2f 2d 2d 2d | 2d 2d 2d 2d 2d 2d 2d 2d |d..//---|--------|
|000017d0| 2d 2d 2d 2d 2d 2d 2d 2d | 2d 2d 2d 2d 2d 2d 2d 2d |--------|--------|
|000017e0| 2d 2d 2d 2d 2d 2d 2d 2d | 2d 2d 2d 2d 2d 2d 2d 2d |--------|--------|
|000017f0| 2d 2d 2d 2d 2d 2d 2d 2d | 2d 2d 2d 2d 2d 2d 2d 2d |--------|--------|
|00001800| 2d 2d 2d 2d 2d 2d 2d 2d | 2d 2d 2d 2d 2d 2d 2d 2d |--------|--------|
|00001810| 2d 2d 2d 2d 2d 0d 76 6f | 69 64 20 54 44 61 74 61 |-----.vo|id TData|
|00001820| 52 65 63 6f 72 64 3a 3a | 52 65 6c 65 61 73 65 44 |Record::|ReleaseD|
|00001830| 61 74 61 28 54 54 72 61 | 6e 73 61 63 74 69 6f 6e |ata(TTra|nsaction|
|00001840| 2a 29 0d 7b 0d 09 66 44 | 61 74 61 52 65 6c 65 61 |*).{..fD|ataRelea|
|00001850| 73 65 64 20 3d 20 74 72 | 75 65 3b 0d 7d 20 2f 2f |sed = tr|ue;.} //|
|00001860| 20 54 44 61 74 61 52 65 | 63 6f 72 64 3a 3a 52 65 | TDataRe|cord::Re|
|00001870| 6c 65 61 73 65 44 61 74 | 61 0d 0d 2f 2f 2d 2d 2d |leaseDat|a..//---|
|00001880| 2d 2d 2d 2d 2d 2d 2d 2d | 2d 2d 2d 2d 2d 2d 2d 2d |--------|--------|
|00001890| 2d 2d 2d 2d 2d 2d 2d 2d | 2d 2d 2d 2d 2d 2d 2d 2d |--------|--------|
|000018a0| 2d 2d 2d 2d 2d 2d 2d 2d | 2d 2d 2d 2d 2d 2d 2d 2d |--------|--------|
|000018b0| 2d 2d 2d 2d 2d 2d 2d 2d | 2d 2d 2d 2d 2d 2d 2d 2d |--------|--------|
|000018c0| 2d 2d 2d 2d 2d 2d 2d 2d | 2d 2d 2d 2d 2d 0d 2f 2f |--------|-----.//|
|000018d0| 20 54 44 61 74 61 52 65 | 63 6f 72 64 3a 3a 47 65 | TDataRe|cord::Ge|
|000018e0| 74 44 61 74 61 54 79 70 | 65 0d 2f 2f 0d 2f 2f 20 |tDataTyp|e.//.// |
|000018f0| 45 78 74 65 72 6e 61 6c | 20 64 61 74 61 20 72 65 |External| data re|
|00001900| 63 6f 72 64 73 20 64 6f | 6e 27 74 20 6b 6e 6f 77 |cords do|n't know|
|00001910| 20 74 68 65 69 72 20 64 | 61 74 61 20 74 79 70 65 | their d|ata type|
|00001920| 2d 2d 74 68 65 79 20 68 | 61 76 65 20 74 6f 20 61 |--they h|ave to a|
|00001930| 73 6b 0d 2f 2f 20 74 68 | 65 69 72 20 6f 77 6e 65 |sk.// th|eir owne|
|00001940| 72 2e 0d 2f 2f 2d 2d 2d | 2d 2d 2d 2d 2d 2d 2d 2d |r..//---|--------|
|00001950| 2d 2d 2d 2d 2d 2d 2d 2d | 2d 2d 2d 2d 2d 2d 2d 2d |--------|--------|
|00001960| 2d 2d 2d 2d 2d 2d 2d 2d | 2d 2d 2d 2d 2d 2d 2d 2d |--------|--------|
|00001970| 2d 2d 2d 2d 2d 2d 2d 2d | 2d 2d 2d 2d 2d 2d 2d 2d |--------|--------|
|00001980| 2d 2d 2d 2d 2d 2d 2d 2d | 2d 2d 2d 2d 2d 2d 2d 2d |--------|--------|
|00001990| 2d 2d 2d 2d 2d 0d 6c 6f | 6e 67 20 54 44 61 74 61 |-----.lo|ng TData|
|000019a0| 52 65 63 6f 72 64 3a 3a | 47 65 74 44 61 74 61 54 |Record::|GetDataT|
|000019b0| 79 70 65 28 54 54 72 61 | 6e 73 61 63 74 69 6f 6e |ype(TTra|nsaction|
|000019c0| 2a 20 74 29 20 63 6f 6e | 73 74 0d 7b 0d 09 69 66 |* t) con|st.{..if|
|000019d0| 28 66 44 61 74 61 4f 77 | 6e 65 72 2e 45 78 69 73 |(fDataOw|ner.Exis|
|000019e0| 74 73 28 29 29 0d 09 09 | 72 65 74 75 72 6e 20 66 |ts())...|return f|
|000019f0| 44 61 74 61 4f 77 6e 65 | 72 2d 3e 47 65 74 44 61 |DataOwne|r->GetDa|
|00001a00| 74 61 54 79 70 65 28 74 | 29 3b 0d 09 65 6c 73 65 |taType(t|);..else|
|00001a10| 0d 09 09 72 65 74 75 72 | 6e 20 30 3b 0d 7d 0d 0d |...retur|n 0;.}..|
|00001a20| 2f 2f 2d 2d 2d 2d 2d 2d | 2d 2d 2d 2d 2d 2d 2d 2d |//------|--------|
|00001a30| 2d 2d 2d 2d 2d 2d 2d 2d | 2d 2d 2d 2d 2d 2d 2d 2d |--------|--------|
|00001a40| 2d 2d 2d 2d 2d 2d 2d 2d | 2d 2d 2d 2d 2d 2d 2d 2d |--------|--------|
|00001a50| 2d 2d 2d 2d 2d 2d 2d 2d | 2d 2d 2d 2d 2d 2d 2d 2d |--------|--------|
|00001a60| 2d 2d 2d 2d 2d 2d 2d 2d | 2d 2d 2d 2d 2d 2d 2d 2d |--------|--------|
|00001a70| 2d 2d 0d 2f 2f 20 54 44 | 61 74 61 52 65 63 6f 72 |--.// TD|ataRecor|
|00001a80| 64 3a 3a 47 65 74 44 61 | 74 61 4c 65 6e 67 74 68 |d::GetDa|taLength|
|00001a90| 0d 2f 2f 0d 2f 2f 20 45 | 78 74 65 72 6e 61 6c 20 |.//.// E|xternal |
|00001aa0| 64 61 74 61 20 72 65 63 | 6f 72 64 73 20 64 6f 20 |data rec|ords do |
|00001ab0| 6b 6e 6f 77 20 74 68 65 | 69 72 20 6c 65 6e 67 74 |know the|ir lengt|
|00001ac0| 68 2c 20 74 68 6f 75 67 | 68 3b 20 69 74 27 73 20 |h, thoug|h; it's |
|00001ad0| 73 74 6f 72 65 64 20 61 | 73 20 61 0d 2f 2f 20 73 |stored a|s a.// s|
|00001ae0| 69 7a 65 2d 63 6f 72 72 | 65 63 74 69 6f 6e 20 6f |ize-corr|ection o|
|00001af0| 66 66 20 6f 66 20 74 68 | 65 20 62 6c 6f 63 6b 27 |ff of th|e block'|
|00001b00| 73 20 70 68 79 73 69 63 | 61 6c 20 73 69 7a 65 0d |s physic|al size.|
|00001b10| 2f 2f 2d 2d 2d 2d 2d 2d | 2d 2d 2d 2d 2d 2d 2d 2d |//------|--------|
|00001b20| 2d 2d 2d 2d 2d 2d 2d 2d | 2d 2d 2d 2d 2d 2d 2d 2d |--------|--------|
|00001b30| 2d 2d 2d 2d 2d 2d 2d 2d | 2d 2d 2d 2d 2d 2d 2d 2d |--------|--------|
|00001b40| 2d 2d 2d 2d 2d 2d 2d 2d | 2d 2d 2d 2d 2d 2d 2d 2d |--------|--------|
|00001b50| 2d 2d 2d 2d 2d 2d 2d 2d | 2d 2d 2d 2d 2d 2d 2d 2d |--------|--------|
|00001b60| 2d 2d 0d 6c 6f 6e 67 20 | 54 44 61 74 61 52 65 63 |--.long |TDataRec|
|00001b70| 6f 72 64 3a 3a 47 65 74 | 44 61 74 61 4c 65 6e 67 |ord::Get|DataLeng|
|00001b80| 74 68 28 54 54 72 61 6e | 73 61 63 74 69 6f 6e 2a |th(TTran|saction*|
|00001b90| 20 74 29 20 63 6f 6e 73 | 74 0d 7b 0d 09 72 65 74 | t) cons|t.{..ret|
|00001ba0| 75 72 6e 20 74 68 69 73 | 2d 3e 4d 61 78 69 6d 75 |urn this|->Maximu|
|00001bb0| 6d 44 61 74 61 4c 65 6e | 67 74 68 28 74 29 20 2d |mDataLen|gth(t) -|
|00001bc0| 20 74 68 69 73 2d 3e 53 | 69 7a 65 43 6f 72 72 65 | this->S|izeCorre|
|00001bd0| 63 74 69 6f 6e 28 74 29 | 3b 0d 7d 0d 0d 2f 2f 2d |ction(t)|;.}..//-|
|00001be0| 2d 2d 2d 2d 2d 2d 2d 2d | 2d 2d 2d 2d 2d 2d 2d 2d |--------|--------|
|00001bf0| 2d 2d 2d 2d 2d 2d 2d 2d | 2d 2d 2d 2d 2d 2d 2d 2d |--------|--------|
|00001c00| 2d 2d 2d 2d 2d 2d 2d 2d | 2d 2d 2d 2d 2d 2d 2d 2d |--------|--------|
|00001c10| 2d 2d 2d 2d 2d 2d 2d 2d | 2d 2d 2d 2d 2d 2d 2d 2d |--------|--------|
|00001c20| 2d 2d 2d 2d 2d 2d 2d 2d | 2d 2d 2d 2d 2d 2d 2d 0d |--------|-------.|
|00001c30| 2f 2f 20 54 44 61 74 61 | 52 65 63 6f 72 64 3a 3a |// TData|Record::|
|00001c40| 42 6c 6f 63 6b 45 6e 63 | 6f 64 65 64 50 68 79 73 |BlockEnc|odedPhys|
|00001c50| 69 63 61 6c 53 69 7a 65 | 0d 2f 2f 2d 2d 2d 2d 2d |icalSize|.//-----|
|00001c60| 2d 2d 2d 2d 2d 2d 2d 2d | 2d 2d 2d 2d 2d 2d 2d 2d |--------|--------|
|00001c70| 2d 2d 2d 2d 2d 2d 2d 2d | 2d 2d 2d 2d 2d 2d 2d 2d |--------|--------|
|00001c80| 2d 2d 2d 2d 2d 2d 2d 2d | 2d 2d 2d 2d 2d 2d 2d 2d |--------|--------|
|00001c90| 2d 2d 2d 2d 2d 2d 2d 2d | 2d 2d 2d 2d 2d 2d 2d 2d |--------|--------|
|00001ca0| 2d 2d 2d 2d 2d 2d 2d 2d | 2d 2d 2d 0d 6c 6f 6e 67 |--------|---.long|
|00001cb0| 20 54 44 61 74 61 52 65 | 63 6f 72 64 3a 3a 42 6c | TDataRe|cord::Bl|
|00001cc0| 6f 63 6b 45 6e 63 6f 64 | 65 64 50 68 79 73 69 63 |ockEncod|edPhysic|
|00001cd0| 61 6c 53 69 7a 65 28 54 | 54 72 61 6e 73 61 63 74 |alSize(T|Transact|
|00001ce0| 69 6f 6e 2a 20 74 29 20 | 63 6f 6e 73 74 0d 7b 0d |ion* t) |const.{.|
|00001cf0| 09 72 65 74 75 72 6e 20 | 28 74 68 69 73 2d 3e 47 |.return |(this->G|
|00001d00| 65 74 52 65 63 6f 72 64 | 44 61 74 61 28 74 2c 20 |etRecord|Data(t, |
|00001d10| 6b 44 61 74 61 46 6c 61 | 67 73 29 20 26 20 6b 44 |kDataFla|gs) & kD|
|00001d20| 61 74 61 52 65 63 6f 72 | 64 50 68 79 73 69 63 61 |ataRecor|dPhysica|
|00001d30| 6c 53 69 7a 65 42 69 74 | 73 29 20 3e 3e 20 6b 44 |lSizeBit|s) >> kD|
|00001d40| 61 74 61 52 65 63 6f 72 | 64 50 68 79 73 69 63 61 |ataRecor|dPhysica|
|00001d50| 6c 53 69 7a 65 53 68 69 | 66 74 3b 0d 7d 0d 0d 2f |lSizeShi|ft;.}../|
|00001d60| 2f 2d 2d 2d 2d 2d 2d 2d | 2d 2d 2d 2d 2d 2d 2d 2d |/-------|--------|
|00001d70| 2d 2d 2d 2d 2d 2d 2d 2d | 2d 2d 2d 2d 2d 2d 2d 2d |--------|--------|
|00001d80| 2d 2d 2d 2d 2d 2d 2d 2d | 2d 2d 2d 2d 2d 2d 2d 2d |--------|--------|
|00001d90| 2d 2d 2d 2d 2d 2d 2d 2d | 2d 2d 2d 2d 2d 2d 2d 2d |--------|--------|
|00001da0| 2d 2d 2d 2d 2d 2d 2d 2d | 2d 2d 2d 2d 2d 2d 2d 2d |--------|--------|
|00001db0| 2d 0d 2f 2f 20 54 44 61 | 74 61 52 65 63 6f 72 64 |-.// TDa|taRecord|
|00001dc0| 3a 3a 42 6c 6f 63 6b 50 | 68 79 73 69 63 61 6c 53 |::BlockP|hysicalS|
|00001dd0| 69 7a 65 0d 2f 2f 2d 2d | 2d 2d 2d 2d 2d 2d 2d 2d |ize.//--|--------|
|00001de0| 2d 2d 2d 2d 2d 2d 2d 2d | 2d 2d 2d 2d 2d 2d 2d 2d |--------|--------|
|00001df0| 2d 2d 2d 2d 2d 2d 2d 2d | 2d 2d 2d 2d 2d 2d 2d 2d |--------|--------|
|00001e00| 2d 2d 2d 2d 2d 2d 2d 2d | 2d 2d 2d 2d 2d 2d 2d 2d |--------|--------|
|00001e10| 2d 2d 2d 2d 2d 2d 2d 2d | 2d 2d 2d 2d 2d 2d 2d 2d |--------|--------|
|00001e20| 2d 2d 2d 2d 2d 2d 0d 6c | 6f 6e 67 20 54 44 61 74 |------.l|ong TDat|
|00001e30| 61 52 65 63 6f 72 64 3a | 3a 42 6c 6f 63 6b 50 68 |aRecord:|:BlockPh|
|00001e40| 79 73 69 63 61 6c 53 69 | 7a 65 28 54 54 72 61 6e |ysicalSi|ze(TTran|
|00001e50| 73 61 63 74 69 6f 6e 2a | 20 74 29 20 63 6f 6e 73 |saction*| t) cons|
|00001e60| 74 0d 7b 0d 09 72 65 74 | 75 72 6e 20 28 28 74 68 |t.{..ret|urn ((th|
|00001e70| 69 73 2d 3e 42 6c 6f 63 | 6b 45 6e 63 6f 64 65 64 |is->Bloc|kEncoded|
|00001e80| 50 68 79 73 69 63 61 6c | 53 69 7a 65 28 74 29 20 |Physical|Size(t) |
|00001e90| 2b 20 31 29 20 2a 20 28 | 6b 53 69 6e 67 6c 65 52 |+ 1) * (|kSingleR|
|00001ea0| 65 63 6f 72 64 53 69 7a | 65 29 29 3b 0d 7d 0d 0d |ecordSiz|e));.}..|
|00001eb0| 2f 2f 2d 2d 2d 2d 2d 2d | 2d 2d 2d 2d 2d 2d 2d 2d |//------|--------|
|00001ec0| 2d 2d 2d 2d 2d 2d 2d 2d | 2d 2d 2d 2d 2d 2d 2d 2d |--------|--------|
|00001ed0| 2d 2d 2d 2d 2d 2d 2d 2d | 2d 2d 2d 2d 2d 2d 2d 2d |--------|--------|
|00001ee0| 2d 2d 2d 2d 2d 2d 2d 2d | 2d 2d 2d 2d 2d 2d 2d 2d |--------|--------|
|00001ef0| 2d 2d 2d 2d 2d 2d 2d 2d | 2d 2d 2d 2d 2d 2d 2d 2d |--------|--------|
|00001f00| 2d 2d 0d 2f 2f 20 54 44 | 61 74 61 52 65 63 6f 72 |--.// TD|ataRecor|
|00001f10| 64 3a 3a 4d 61 78 69 6d | 75 6d 44 61 74 61 4c 65 |d::Maxim|umDataLe|
|00001f20| 6e 67 74 68 0d 2f 2f 2d | 2d 2d 2d 2d 2d 2d 2d 2d |ngth.//-|--------|
|00001f30| 2d 2d 2d 2d 2d 2d 2d 2d | 2d 2d 2d 2d 2d 2d 2d 2d |--------|--------|
|00001f40| 2d 2d 2d 2d 2d 2d 2d 2d | 2d 2d 2d 2d 2d 2d 2d 2d |--------|--------|
|00001f50| 2d 2d 2d 2d 2d 2d 2d 2d | 2d 2d 2d 2d 2d 2d 2d 2d |--------|--------|
|00001f60| 2d 2d 2d 2d 2d 2d 2d 2d | 2d 2d 2d 2d 2d 2d 2d 2d |--------|--------|
|00001f70| 2d 2d 2d 2d 2d 2d 2d 0d | 6c 6f 6e 67 20 54 44 61 |-------.|long TDa|
|00001f80| 74 61 52 65 63 6f 72 64 | 3a 3a 4d 61 78 69 6d 75 |taRecord|::Maximu|
|00001f90| 6d 44 61 74 61 4c 65 6e | 67 74 68 28 54 54 72 61 |mDataLen|gth(TTra|
|00001fa0| 6e 73 61 63 74 69 6f 6e | 2a 20 74 29 20 63 6f 6e |nsaction|* t) con|
|00001fb0| 73 74 0d 7b 0d 09 2f 2f | 0d 09 2f 2f 20 57 65 20 |st.{..//|..// We |
|00001fc0| 68 61 76 65 20 65 6e 6f | 75 67 68 20 72 6f 6f 6d |have eno|ugh room|
|00001fd0| 20 74 6f 20 73 74 6f 72 | 65 20 38 20 62 79 74 65 | to stor|e 8 byte|
|00001fe0| 73 20 6c 65 73 73 20 74 | 68 61 6e 20 6f 75 72 20 |s less t|han our |
|00001ff0| 70 68 79 73 69 63 61 6c | 20 73 69 7a 65 0d 09 2f |physical| size../|
|00002000| 2f 20 28 73 69 6e 63 65 | 20 6f 75 72 20 68 65 61 |/ (since| our hea|
|00002010| 64 65 72 20 69 73 20 74 | 77 6f 20 6c 6f 6e 67 77 |der is t|wo longw|
|00002020| 6f 72 64 73 20 69 6e 20 | 73 69 7a 65 29 0d 09 2f |ords in |size)../|
|00002030| 2f 0d 09 72 65 74 75 72 | 6e 20 74 68 69 73 2d 3e |/..retur|n this->|
|00002040| 42 6c 6f 63 6b 50 68 79 | 73 69 63 61 6c 53 69 7a |BlockPhy|sicalSiz|
|00002050| 65 28 74 29 20 2d 20 6b | 48 65 61 64 65 72 53 69 |e(t) - k|HeaderSi|
|00002060| 7a 65 3b 0d 7d 0d 0d 2f | 2f 2d 2d 2d 2d 2d 2d 2d |ze;.}../|/-------|
|00002070| 2d 2d 2d 2d 2d 2d 2d 2d | 2d 2d 2d 2d 2d 2d 2d 2d |--------|--------|
|00002080| 2d 2d 2d 2d 2d 2d 2d 2d | 2d 2d 2d 2d 2d 2d 2d 2d |--------|--------|
|00002090| 2d 2d 2d 2d 2d 2d 2d 2d | 2d 2d 2d 2d 2d 2d 2d 2d |--------|--------|
|000020a0| 2d 2d 2d 2d 2d 2d 2d 2d | 2d 2d 2d 2d 2d 2d 2d 2d |--------|--------|
|000020b0| 2d 2d 2d 2d 2d 2d 2d 2d | 2d 0d 2f 2f 20 54 44 61 |--------|-.// TDa|
|000020c0| 74 61 52 65 63 6f 72 64 | 3a 3a 53 69 7a 65 43 6f |taRecord|::SizeCo|
|000020d0| 72 72 65 63 74 69 6f 6e | 0d 2f 2f 2d 2d 2d 2d 2d |rrection|.//-----|
|000020e0| 2d 2d 2d 2d 2d 2d 2d 2d | 2d 2d 2d 2d 2d 2d 2d 2d |--------|--------|
|000020f0| 2d 2d 2d 2d 2d 2d 2d 2d | 2d 2d 2d 2d 2d 2d 2d 2d |--------|--------|
|00002100| 2d 2d 2d 2d 2d 2d 2d 2d | 2d 2d 2d 2d 2d 2d 2d 2d |--------|--------|
|00002110| 2d 2d 2d 2d 2d 2d 2d 2d | 2d 2d 2d 2d 2d 2d 2d 2d |--------|--------|
|00002120| 2d 2d 2d 2d 2d 2d 2d 2d | 2d 2d 2d 0d 6c 6f 6e 67 |--------|---.long|
|00002130| 20 54 44 61 74 61 52 65 | 63 6f 72 64 3a 3a 53 69 | TDataRe|cord::Si|
|00002140| 7a 65 43 6f 72 72 65 63 | 74 69 6f 6e 28 54 54 72 |zeCorrec|tion(TTr|
|00002150| 61 6e 73 61 63 74 69 6f | 6e 2a 20 74 29 20 63 6f |ansactio|n* t) co|
|00002160| 6e 73 74 0d 7b 0d 09 72 | 65 74 75 72 6e 20 28 74 |nst.{..r|eturn (t|
|00002170| 68 69 73 2d 3e 47 65 74 | 52 65 63 6f 72 64 44 61 |his->Get|RecordDa|
|00002180| 74 61 28 74 2c 20 6b 44 | 61 74 61 46 6c 61 67 73 |ta(t, kD|ataFlags|
|00002190| 29 20 26 20 6b 44 61 74 | 61 42 6c 6f 63 6b 53 69 |) & kDat|aBlockSi|
|000021a0| 7a 65 43 6f 72 72 65 63 | 74 69 6f 6e 29 20 3e 3e |zeCorrec|tion) >>|
|000021b0| 20 6b 44 61 74 61 42 6c | 6f 63 6b 53 69 7a 65 43 | kDataBl|ockSizeC|
|000021c0| 6f 72 72 65 63 74 69 6f | 6e 53 68 69 66 74 3b 0d |orrectio|nShift;.|
|000021d0| 7d 0d 0d 2f 2f 2d 2d 2d | 2d 2d 2d 2d 2d 2d 2d 2d |}..//---|--------|
|000021e0| 2d 2d 2d 2d 2d 2d 2d 2d | 2d 2d 2d 2d 2d 2d 2d 2d |--------|--------|
|000021f0| 2d 2d 2d 2d 2d 2d 2d 2d | 2d 2d 2d 2d 2d 2d 2d 2d |--------|--------|
|00002200| 2d 2d 2d 2d 2d 2d 2d 2d | 2d 2d 2d 2d 2d 2d 2d 2d |--------|--------|
|00002210| 2d 2d 2d 2d 2d 2d 2d 2d | 2d 2d 2d 2d 2d 2d 2d 2d |--------|--------|
|00002220| 2d 2d 2d 2d 2d 0d 2f 2f | 20 54 44 61 74 61 52 65 |-----.//| TDataRe|
|00002230| 63 6f 72 64 3a 3a 53 65 | 74 53 69 7a 65 43 6f 72 |cord::Se|tSizeCor|
|00002240| 72 65 63 74 69 6f 6e 0d | 2f 2f 2d 2d 2d 2d 2d 2d |rection.|//------|
|00002250| 2d 2d 2d 2d 2d 2d 2d 2d | 2d 2d 2d 2d 2d 2d 2d 2d |--------|--------|
|00002260| 2d 2d 2d 2d 2d 2d 2d 2d | 2d 2d 2d 2d 2d 2d 2d 2d |--------|--------|
|00002270| 2d 2d 2d 2d 2d 2d 2d 2d | 2d 2d 2d 2d 2d 2d 2d 2d |--------|--------|
|00002280| 2d 2d 2d 2d 2d 2d 2d 2d | 2d 2d 2d 2d 2d 2d 2d 2d |--------|--------|
|00002290| 2d 2d 2d 2d 2d 2d 2d 2d | 2d 2d 0d 76 6f 69 64 20 |--------|--.void |
|000022a0| 54 44 61 74 61 52 65 63 | 6f 72 64 3a 3a 53 65 74 |TDataRec|ord::Set|
|000022b0| 53 69 7a 65 43 6f 72 72 | 65 63 74 69 6f 6e 28 54 |SizeCorr|ection(T|
|000022c0| 54 72 61 6e 73 61 63 74 | 69 6f 6e 2a 20 74 2c 20 |Transact|ion* t, |
|000022d0| 6c 6f 6e 67 20 73 69 7a | 65 43 6f 72 72 65 63 74 |long siz|eCorrect|
|000022e0| 69 6f 6e 29 0d 7b 0d 09 | 6c 6f 6e 67 20 6f 6c 64 |ion).{..|long old|
|000022f0| 46 6c 61 67 56 61 6c 75 | 65 20 3d 20 74 68 69 73 |FlagValu|e = this|
|00002300| 2d 3e 47 65 74 52 65 63 | 6f 72 64 44 61 74 61 28 |->GetRec|ordData(|
|00002310| 74 2c 20 6b 44 61 74 61 | 46 6c 61 67 73 29 3b 0d |t, kData|Flags);.|
|00002320| 09 6c 6f 6e 67 20 6e 65 | 77 46 6c 61 67 56 61 6c |.long ne|wFlagVal|
|00002330| 75 65 20 3d 20 28 6f 6c | 64 46 6c 61 67 56 61 6c |ue = (ol|dFlagVal|
|00002340| 75 65 20 26 20 7e 6b 44 | 61 74 61 42 6c 6f 63 6b |ue & ~kD|ataBlock|
|00002350| 53 69 7a 65 43 6f 72 72 | 65 63 74 69 6f 6e 29 20 |SizeCorr|ection) |
|00002360| 2b 20 28 73 69 7a 65 43 | 6f 72 72 65 63 74 69 6f |+ (sizeC|orrectio|
|00002370| 6e 20 3c 3c 20 6b 44 61 | 74 61 42 6c 6f 63 6b 53 |n << kDa|taBlockS|
|00002380| 69 7a 65 43 6f 72 72 65 | 63 74 69 6f 6e 53 68 69 |izeCorre|ctionShi|
|00002390| 66 74 29 3b 0d 0d 09 74 | 68 69 73 2d 3e 43 68 61 |ft);...t|his->Cha|
|000023a0| 6e 67 65 52 65 63 6f 72 | 64 44 61 74 61 28 74 2c |ngeRecor|dData(t,|
|000023b0| 20 6b 44 61 74 61 46 6c | 61 67 73 2c 20 6e 65 77 | kDataFl|ags, new|
|000023c0| 46 6c 61 67 56 61 6c 75 | 65 29 3b 0d 7d 0d 0d 2f |FlagValu|e);.}../|
|000023d0| 2f 2d 2d 2d 2d 2d 2d 2d | 2d 2d 2d 2d 2d 2d 2d 2d |/-------|--------|
|000023e0| 2d 2d 2d 2d 2d 2d 2d 2d | 2d 2d 2d 2d 2d 2d 2d 2d |--------|--------|
|000023f0| 2d 2d 2d 2d 2d 2d 2d 2d | 2d 2d 2d 2d 2d 2d 2d 2d |--------|--------|
|00002400| 2d 2d 2d 2d 2d 2d 2d 2d | 2d 2d 2d 2d 2d 2d 2d 2d |--------|--------|
|00002410| 2d 2d 2d 2d 2d 2d 2d 2d | 2d 2d 2d 2d 2d 2d 2d 2d |--------|--------|
|00002420| 2d 0d 2f 2f 20 54 44 61 | 74 61 52 65 63 6f 72 64 |-.// TDa|taRecord|
|00002430| 3a 3a 53 65 74 42 6c 6f | 63 6b 45 6e 63 6f 64 65 |::SetBlo|ckEncode|
|00002440| 64 50 68 79 73 69 63 61 | 6c 53 69 7a 65 0d 2f 2f |dPhysica|lSize.//|
|00002450| 2d 2d 2d 2d 2d 2d 2d 2d | 2d 2d 2d 2d 2d 2d 2d 2d |--------|--------|
|00002460| 2d 2d 2d 2d 2d 2d 2d 2d | 2d 2d 2d 2d 2d 2d 2d 2d |--------|--------|
|00002470| 2d 2d 2d 2d 2d 2d 2d 2d | 2d 2d 2d 2d 2d 2d 2d 2d |--------|--------|
|00002480| 2d 2d 2d 2d 2d 2d 2d 2d | 2d 2d 2d 2d 2d 2d 2d 2d |--------|--------|
|00002490| 2d 2d 2d 2d 2d 2d 2d 2d | 2d 2d 2d 2d 2d 2d 2d 2d |--------|--------|
|000024a0| 0d 76 6f 69 64 20 54 44 | 61 74 61 52 65 63 6f 72 |.void TD|ataRecor|
|000024b0| 64 3a 3a 53 65 74 42 6c | 6f 63 6b 45 6e 63 6f 64 |d::SetBl|ockEncod|
|000024c0| 65 64 50 68 79 73 69 63 | 61 6c 53 69 7a 65 28 54 |edPhysic|alSize(T|
|000024d0| 54 72 61 6e 73 61 63 74 | 69 6f 6e 2a 20 74 2c 20 |Transact|ion* t, |
|000024e0| 6c 6f 6e 67 20 62 6c 6f | 63 6b 50 68 79 73 69 63 |long blo|ckPhysic|
|000024f0| 61 6c 53 69 7a 65 29 0d | 7b 0d 09 6c 6f 6e 67 20 |alSize).|{..long |
|00002500| 6f 6c 64 46 6c 61 67 56 | 61 6c 75 65 20 3d 20 74 |oldFlagV|alue = t|
|00002510| 68 69 73 2d 3e 47 65 74 | 52 65 63 6f 72 64 44 61 |his->Get|RecordDa|
|00002520| 74 61 28 74 2c 20 6b 44 | 61 74 61 46 6c 61 67 73 |ta(t, kD|ataFlags|
|00002530| 29 3b 0d 09 6c 6f 6e 67 | 20 6e 65 77 46 6c 61 67 |);..long| newFlag|
|00002540| 56 61 6c 75 65 20 3d 20 | 28 6f 6c 64 46 6c 61 67 |Value = |(oldFlag|
|00002550| 56 61 6c 75 65 20 26 20 | 7e 6b 44 61 74 61 52 65 |Value & |~kDataRe|
|00002560| 63 6f 72 64 50 68 79 73 | 69 63 61 6c 53 69 7a 65 |cordPhys|icalSize|
|00002570| 42 69 74 73 29 20 2b 20 | 28 62 6c 6f 63 6b 50 68 |Bits) + |(blockPh|
|00002580| 79 73 69 63 61 6c 53 69 | 7a 65 20 3c 3c 20 6b 44 |ysicalSi|ze << kD|
|00002590| 61 74 61 52 65 63 6f 72 | 64 50 68 79 73 69 63 61 |ataRecor|dPhysica|
|000025a0| 6c 53 69 7a 65 53 68 69 | 66 74 29 3b 0d 0d 09 74 |lSizeShi|ft);...t|
|000025b0| 68 69 73 2d 3e 43 68 61 | 6e 67 65 52 65 63 6f 72 |his->Cha|ngeRecor|
|000025c0| 64 44 61 74 61 28 74 2c | 20 6b 44 61 74 61 46 6c |dData(t,| kDataFl|
|000025d0| 61 67 73 2c 20 6e 65 77 | 46 6c 61 67 56 61 6c 75 |ags, new|FlagValu|
|000025e0| 65 29 3b 0d 7d 0d 0d 2f | 2f 2d 2d 2d 2d 2d 2d 2d |e);.}../|/-------|
|000025f0| 2d 2d 2d 2d 2d 2d 2d 2d | 2d 2d 2d 2d 2d 2d 2d 2d |--------|--------|
|00002600| 2d 2d 2d 2d 2d 2d 2d 2d | 2d 2d 2d 2d 2d 2d 2d 2d |--------|--------|
|00002610| 2d 2d 2d 2d 2d 2d 2d 2d | 2d 2d 2d 2d 2d 2d 2d 2d |--------|--------|
|00002620| 2d 2d 2d 2d 2d 2d 2d 2d | 2d 2d 2d 2d 2d 2d 2d 2d |--------|--------|
|00002630| 2d 2d 2d 2d 2d 2d 2d 2d | 2d 0d 2f 2f 20 54 44 61 |--------|-.// TDa|
|00002640| 74 61 52 65 63 6f 72 64 | 3a 3a 53 65 74 4c 6f 67 |taRecord|::SetLog|
|00002650| 69 63 61 6c 53 69 7a 65 | 0d 2f 2f 2d 2d 2d 2d 2d |icalSize|.//-----|
|00002660| 2d 2d 2d 2d 2d 2d 2d 2d | 2d 2d 2d 2d 2d 2d 2d 2d |--------|--------|
|00002670| 2d 2d 2d 2d 2d 2d 2d 2d | 2d 2d 2d 2d 2d 2d 2d 2d |--------|--------|
|00002680| 2d 2d 2d 2d 2d 2d 2d 2d | 2d 2d 2d 2d 2d 2d 2d 2d |--------|--------|
|00002690| 2d 2d 2d 2d 2d 2d 2d 2d | 2d 2d 2d 2d 2d 2d 2d 2d |--------|--------|
|000026a0| 2d 2d 2d 2d 2d 2d 2d 2d | 2d 2d 2d 0d 76 6f 69 64 |--------|---.void|
|000026b0| 20 54 44 61 74 61 52 65 | 63 6f 72 64 3a 3a 53 65 | TDataRe|cord::Se|
|000026c0| 74 4c 6f 67 69 63 61 6c | 53 69 7a 65 28 54 54 72 |tLogical|Size(TTr|
|000026d0| 61 6e 73 61 63 74 69 6f | 6e 2a 20 74 2c 20 6c 6f |ansactio|n* t, lo|
|000026e0| 6e 67 20 6c 6f 67 69 63 | 61 6c 53 69 7a 65 29 0d |ng logic|alSize).|
|000026f0| 7b 0d 09 6c 6f 6e 67 20 | 73 69 7a 65 43 6f 72 72 |{..long |sizeCorr|
|00002700| 65 63 74 69 6f 6e 20 3d | 20 74 68 69 73 2d 3e 4d |ection =| this->M|
|00002710| 61 78 69 6d 75 6d 44 61 | 74 61 4c 65 6e 67 74 68 |aximumDa|taLength|
|00002720| 28 74 29 20 2d 20 6c 6f | 67 69 63 61 6c 53 69 7a |(t) - lo|gicalSiz|
|00002730| 65 3b 0d 09 52 65 71 75 | 69 72 65 28 28 73 69 7a |e;..Requ|ire((siz|
|00002740| 65 43 6f 72 72 65 63 74 | 69 6f 6e 20 3e 3d 20 30 |eCorrect|ion >= 0|
|00002750| 29 20 26 26 20 28 6c 6f | 67 69 63 61 6c 53 69 7a |) && (lo|gicalSiz|
|00002760| 65 20 3e 3d 20 30 29 29 | 3b 0d 09 0d 09 2f 2f 0d |e >= 0))|;....//.|
|00002770| 09 2f 2f 20 49 66 20 74 | 68 65 20 73 69 7a 65 20 |.// If t|he size |
|00002780| 63 6f 72 72 65 63 74 69 | 6f 6e 20 69 73 20 74 6f |correcti|on is to|
|00002790| 6f 20 6c 61 72 67 65 2c | 20 74 68 65 6e 20 73 68 |o large,| then sh|
|000027a0| 72 69 6e 6b 20 74 68 65 | 0d 09 2f 2f 20 70 68 79 |rink the|..// phy|
|000027b0| 73 69 63 61 6c 20 73 69 | 7a 65 20 6f 66 20 74 68 |sical si|ze of th|
|000027c0| 69 73 20 62 6c 6f 63 6b | 20 64 6f 77 6e 20 73 6f |is block| down so|
|000027d0| 6d 65 0d 09 2f 2f 0d 09 | 69 66 28 73 69 7a 65 43 |me..//..|if(sizeC|
|000027e0| 6f 72 72 65 63 74 69 6f | 6e 20 3e 3d 20 6b 53 69 |orrectio|n >= kSi|
|000027f0| 6e 67 6c 65 52 65 63 6f | 72 64 53 69 7a 65 29 0d |ngleReco|rdSize).|
|00002800| 09 7b 0d 09 09 6c 6f 6e | 67 20 64 65 63 72 65 61 |.{...lon|g decrea|
|00002810| 73 65 45 6e 63 6f 64 65 | 64 53 69 7a 65 20 3d 20 |seEncode|dSize = |
|00002820| 73 69 7a 65 43 6f 72 72 | 65 63 74 69 6f 6e 20 2f |sizeCorr|ection /|
|00002830| 20 28 6b 53 69 6e 67 6c | 65 52 65 63 6f 72 64 53 | (kSingl|eRecordS|
|00002840| 69 7a 65 29 3b 0d 09 09 | 73 69 7a 65 43 6f 72 72 |ize);...|sizeCorr|
|00002850| 65 63 74 69 6f 6e 20 2d | 3d 20 28 64 65 63 72 65 |ection -|= (decre|
|00002860| 61 73 65 45 6e 63 6f 64 | 65 64 53 69 7a 65 20 2a |aseEncod|edSize *|
|00002870| 20 28 6b 53 69 6e 67 6c | 65 52 65 63 6f 72 64 53 | (kSingl|eRecordS|
|00002880| 69 7a 65 29 29 3b 0d 09 | 09 74 68 69 73 2d 3e 53 |ize));..|.this->S|
|00002890| 65 74 42 6c 6f 63 6b 45 | 6e 63 6f 64 65 64 50 68 |etBlockE|ncodedPh|
|000028a0| 79 73 69 63 61 6c 53 69 | 7a 65 28 74 2c 20 74 68 |ysicalSi|ze(t, th|
|000028b0| 69 73 2d 3e 42 6c 6f 63 | 6b 45 6e 63 6f 64 65 64 |is->Bloc|kEncoded|
|000028c0| 50 68 79 73 69 63 61 6c | 53 69 7a 65 28 74 29 20 |Physical|Size(t) |
|000028d0| 2d 20 64 65 63 72 65 61 | 73 65 45 6e 63 6f 64 65 |- decrea|seEncode|
|000028e0| 64 53 69 7a 65 29 3b 0d | 09 7d 0d 09 74 68 69 73 |dSize);.|.}..this|
|000028f0| 2d 3e 53 65 74 53 69 7a | 65 43 6f 72 72 65 63 74 |->SetSiz|eCorrect|
|00002900| 69 6f 6e 28 74 2c 20 73 | 69 7a 65 43 6f 72 72 65 |ion(t, s|izeCorre|
|00002910| 63 74 69 6f 6e 29 3b 0d | 09 41 53 53 45 52 54 28 |ction);.|.ASSERT(|
|00002920| 6c 6f 67 69 63 61 6c 53 | 69 7a 65 20 3d 3d 20 74 |logicalS|ize == t|
|00002930| 68 69 73 2d 3e 47 65 74 | 44 61 74 61 4c 65 6e 67 |his->Get|DataLeng|
|00002940| 74 68 28 74 29 29 3b 0d | 7d 20 2f 2f 20 54 44 61 |th(t));.|} // TDa|
|00002950| 74 61 52 65 63 6f 72 64 | 3a 3a 53 65 74 4c 6f 67 |taRecord|::SetLog|
|00002960| 69 63 61 6c 53 69 7a 65 | 0d 0d 2f 2f 2d 2d 2d 2d |icalSize|..//----|
|00002970| 2d 2d 2d 2d 2d 2d 2d 2d | 2d 2d 2d 2d 2d 2d 2d 2d |--------|--------|
|00002980| 2d 2d 2d 2d 2d 2d 2d 2d | 2d 2d 2d 2d 2d 2d 2d 2d |--------|--------|
|00002990| 2d 2d 2d 2d 2d 2d 2d 2d | 2d 2d 2d 2d 2d 2d 2d 2d |--------|--------|
|000029a0| 2d 2d 2d 2d 2d 2d 2d 2d | 2d 2d 2d 2d 2d 2d 2d 2d |--------|--------|
|000029b0| 2d 2d 2d 2d 2d 2d 2d 2d | 2d 2d 2d 2d 0d 2f 2f 20 |--------|----.// |
|000029c0| 54 44 61 74 61 52 65 63 | 6f 72 64 3a 3a 47 65 74 |TDataRec|ord::Get|
|000029d0| 54 79 70 65 64 44 61 74 | 61 0d 2f 2f 2d 2d 2d 2d |TypedDat|a.//----|
|000029e0| 2d 2d 2d 2d 2d 2d 2d 2d | 2d 2d 2d 2d 2d 2d 2d 2d |--------|--------|
|000029f0| 2d 2d 2d 2d 2d 2d 2d 2d | 2d 2d 2d 2d 2d 2d 2d 2d |--------|--------|
|00002a00| 2d 2d 2d 2d 2d 2d 2d 2d | 2d 2d 2d 2d 2d 2d 2d 2d |--------|--------|
|00002a10| 2d 2d 2d 2d 2d 2d 2d 2d | 2d 2d 2d 2d 2d 2d 2d 2d |--------|--------|
|00002a20| 2d 2d 2d 2d 2d 2d 2d 2d | 2d 2d 2d 2d 0d 76 6f 69 |--------|----.voi|
|00002a30| 64 20 54 44 61 74 61 52 | 65 63 6f 72 64 3a 3a 47 |d TDataR|ecord::G|
|00002a40| 65 74 54 79 70 65 64 44 | 61 74 61 28 54 54 72 61 |etTypedD|ata(TTra|
|00002a50| 6e 73 61 63 74 69 6f 6e | 2a 20 74 2c 20 54 55 70 |nsaction|* t, TUp|
|00002a60| 64 61 74 61 44 61 74 61 | 52 65 66 65 72 65 6e 63 |dataData|Referenc|
|00002a70| 65 26 20 64 61 74 61 29 | 20 63 6f 6e 73 74 0d 7b |e& data)| const.{|
|00002a80| 0d 09 64 61 74 61 2e 43 | 6f 70 79 46 72 6f 6d 28 |..data.C|opyFrom(|
|00002a90| 74 68 69 73 2d 3e 44 61 | 74 61 52 65 66 65 72 65 |this->Da|taRefere|
|00002aa0| 6e 63 65 28 74 29 29 3b | 0d 7d 0d 0d 2f 2f 2d 2d |nce(t));|.}..//--|
|00002ab0| 2d 2d 2d 2d 2d 2d 2d 2d | 2d 2d 2d 2d 2d 2d 2d 2d |--------|--------|
|00002ac0| 2d 2d 2d 2d 2d 2d 2d 2d | 2d 2d 2d 2d 2d 2d 2d 2d |--------|--------|
|00002ad0| 2d 2d 2d 2d 2d 2d 2d 2d | 2d 2d 2d 2d 2d 2d 2d 2d |--------|--------|
|00002ae0| 2d 2d 2d 2d 2d 2d 2d 2d | 2d 2d 2d 2d 2d 2d 2d 2d |--------|--------|
|00002af0| 2d 2d 2d 2d 2d 2d 2d 2d | 2d 2d 2d 2d 2d 2d 0d 2f |--------|------./|
|00002b00| 2f 20 54 44 61 74 61 52 | 65 63 6f 72 64 3a 3a 56 |/ TDataR|ecord::V|
|00002b10| 65 72 69 66 79 0d 2f 2f | 2d 2d 2d 2d 2d 2d 2d 2d |erify.//|--------|
|00002b20| 2d 2d 2d 2d 2d 2d 2d 2d | 2d 2d 2d 2d 2d 2d 2d 2d |--------|--------|
|00002b30| 2d 2d 2d 2d 2d 2d 2d 2d | 2d 2d 2d 2d 2d 2d 2d 2d |--------|--------|
|00002b40| 2d 2d 2d 2d 2d 2d 2d 2d | 2d 2d 2d 2d 2d 2d 2d 2d |--------|--------|
|00002b50| 2d 2d 2d 2d 2d 2d 2d 2d | 2d 2d 2d 2d 2d 2d 2d 2d |--------|--------|
|00002b60| 2d 2d 2d 2d 2d 2d 2d 2d | 0d 76 6f 69 64 20 54 44 |--------|.void TD|
|00002b70| 61 74 61 52 65 63 6f 72 | 64 3a 3a 56 65 72 69 66 |ataRecor|d::Verif|
|00002b80| 79 28 54 54 72 61 6e 73 | 61 63 74 69 6f 6e 2a 2c |y(TTrans|action*,|
|00002b90| 20 42 6f 6f 6c 65 61 6e | 20 2f 2a 76 65 72 69 66 | Boolean| /*verif|
|00002ba0| 79 44 65 65 70 20 3d 20 | 66 61 6c 73 65 2a 2f 29 |yDeep = |false*/)|
|00002bb0| 20 63 6f 6e 73 74 0d 7b | 0d 09 2f 2f 0d 09 2f 2f | const.{|..//..//|
|00002bc0| 20 41 73 6b 20 74 68 65 | 20 67 72 6f 75 70 20 63 | Ask the| group c|
|00002bd0| 6f 6e 74 72 6f 6c 20 6f | 62 6a 65 63 74 20 74 6f |ontrol o|bject to|
|00002be0| 20 76 65 72 69 66 79 20 | 74 68 65 20 6e 65 78 74 | verify |the next|
|00002bf0| 2f 70 72 65 76 69 6f 75 | 73 20 6c 69 6e 6b 73 0d |/previou|s links.|
|00002c00| 09 2f 2f 20 6f 66 20 74 | 68 69 73 20 64 61 74 61 |.// of t|his data|
|00002c10| 20 72 65 63 6f 72 64 0d | 09 2f 2f 0d 09 74 68 69 | record.|.//..thi|
|00002c20| 73 2d 3e 47 72 6f 75 70 | 43 6f 6e 74 72 6f 6c 4f |s->Group|ControlO|
|00002c30| 62 6a 65 63 74 28 29 2d | 3e 56 65 72 69 66 79 28 |bject()-|>Verify(|
|00002c40| 74 68 69 73 2d 3e 52 65 | 63 6f 72 64 49 6e 64 65 |this->Re|cordInde|
|00002c50| 78 28 29 2c 20 66 61 6c | 73 65 29 3b 0d 7d 0d 0d |x(), fal|se);.}..|
|00002c60| 2f 2f 2d 2d 2d 2d 2d 2d | 2d 2d 2d 2d 2d 2d 2d 2d |//------|--------|
|00002c70| 2d 2d 2d 2d 2d 2d 2d 2d | 2d 2d 2d 2d 2d 2d 2d 2d |--------|--------|
|00002c80| 2d 2d 2d 2d 2d 2d 2d 2d | 2d 2d 2d 2d 2d 2d 2d 2d |--------|--------|
|00002c90| 2d 2d 2d 2d 2d 2d 2d 2d | 2d 2d 2d 2d 2d 2d 2d 2d |--------|--------|
|00002ca0| 2d 2d 2d 2d 2d 2d 2d 2d | 2d 2d 2d 2d 2d 2d 2d 2d |--------|--------|
|00002cb0| 2d 2d 0d 2f 2f 20 54 44 | 61 74 61 52 65 63 6f 72 |--.// TD|ataRecor|
|00002cc0| 64 3a 3a 53 65 74 44 61 | 74 61 4f 77 6e 65 72 0d |d::SetDa|taOwner.|
|00002cd0| 2f 2f 2d 2d 2d 2d 2d 2d | 2d 2d 2d 2d 2d 2d 2d 2d |//------|--------|
|00002ce0| 2d 2d 2d 2d 2d 2d 2d 2d | 2d 2d 2d 2d 2d 2d 2d 2d |--------|--------|
|00002cf0| 2d 2d 2d 2d 2d 2d 2d 2d | 2d 2d 2d 2d 2d 2d 2d 2d |--------|--------|
|00002d00| 2d 2d 2d 2d 2d 2d 2d 2d | 2d 2d 2d 2d 2d 2d 2d 2d |--------|--------|
|00002d10| 2d 2d 2d 2d 2d 2d 2d 2d | 2d 2d 2d 2d 2d 2d 2d 2d |--------|--------|
|00002d20| 2d 2d 0d 76 6f 69 64 20 | 54 44 61 74 61 52 65 63 |--.void |TDataRec|
|00002d30| 6f 72 64 3a 3a 53 65 74 | 44 61 74 61 4f 77 6e 65 |ord::Set|DataOwne|
|00002d40| 72 28 54 54 72 61 6e 73 | 61 63 74 69 6f 6e 2a 20 |r(TTrans|action* |
|00002d50| 74 2c 20 41 6e 55 70 64 | 61 74 65 3c 54 44 42 50 |t, AnUpd|ate<TDBP|
|00002d60| 72 6f 70 65 72 74 79 3e | 20 64 61 74 61 4f 77 6e |roperty>| dataOwn|
|00002d70| 65 72 29 0d 7b 0d 09 66 | 44 61 74 61 4f 77 6e 65 |er).{..f|DataOwne|
|00002d80| 72 20 3d 20 64 61 74 61 | 4f 77 6e 65 72 3b 0d 09 |r = data|Owner;..|
|00002d90| 69 66 28 64 61 74 61 4f | 77 6e 65 72 2e 45 78 69 |if(dataO|wner.Exi|
|00002da0| 73 74 73 28 29 29 0d 09 | 7b 0d 09 09 74 68 69 73 |sts())..|{...this|
|00002db0| 2d 3e 43 68 61 6e 67 65 | 52 65 63 6f 72 64 44 61 |->Change|RecordDa|
|00002dc0| 74 61 28 74 2c 20 6b 44 | 61 74 61 4f 77 6e 65 72 |ta(t, kD|ataOwner|
|00002dd0| 52 65 66 65 72 65 6e 63 | 65 2c 20 64 61 74 61 4f |Referenc|e, dataO|
|00002de0| 77 6e 65 72 2d 3e 52 65 | 63 6f 72 64 49 6e 64 65 |wner->Re|cordInde|
|00002df0| 78 28 29 29 3b 0d 09 09 | 64 61 74 61 4f 77 6e 65 |x());...|dataOwne|
|00002e00| 72 2d 3e 53 65 74 45 78 | 74 65 72 6e 61 6c 44 61 |r->SetEx|ternalDa|
|00002e10| 74 61 49 6e 64 65 78 28 | 74 2c 20 74 68 69 73 2d |taIndex(|t, this-|
|00002e20| 3e 52 65 63 6f 72 64 49 | 6e 64 65 78 28 29 29 3b |>RecordI|ndex());|
|00002e30| 0d 09 7d 0d 7d 0d 0d 2f | 2f 2d 2d 2d 2d 2d 2d 2d |..}.}../|/-------|
|00002e40| 2d 2d 2d 2d 2d 2d 2d 2d | 2d 2d 2d 2d 2d 2d 2d 2d |--------|--------|
|00002e50| 2d 2d 2d 2d 2d 2d 2d 2d | 2d 2d 2d 2d 2d 2d 2d 2d |--------|--------|
|00002e60| 2d 2d 2d 2d 2d 2d 2d 2d | 2d 2d 2d 2d 2d 2d 2d 2d |--------|--------|
|00002e70| 2d 2d 2d 2d 2d 2d 2d 2d | 2d 2d 2d 2d 2d 2d 2d 2d |--------|--------|
|00002e80| 2d 2d 2d 2d 2d 2d 2d 2d | 2d 0d 2f 2f 20 54 44 61 |--------|-.// TDa|
|00002e90| 74 61 52 65 63 6f 72 64 | 3a 3a 49 6e 69 74 69 61 |taRecord|::Initia|
|00002ea0| 6c 69 7a 65 4e 65 77 44 | 61 74 61 52 65 63 6f 72 |lizeNewD|ataRecor|
|00002eb0| 64 0d 2f 2f 2d 2d 2d 2d | 2d 2d 2d 2d 2d 2d 2d 2d |d.//----|--------|
|00002ec0| 2d 2d 2d 2d 2d 2d 2d 2d | 2d 2d 2d 2d 2d 2d 2d 2d |--------|--------|
|00002ed0| 2d 2d 2d 2d 2d 2d 2d 2d | 2d 2d 2d 2d 2d 2d 2d 2d |--------|--------|
|00002ee0| 2d 2d 2d 2d 2d 2d 2d 2d | 2d 2d 2d 2d 2d 2d 2d 2d |--------|--------|
|00002ef0| 2d 2d 2d 2d 2d 2d 2d 2d | 2d 2d 2d 2d 2d 2d 2d 2d |--------|--------|
|00002f00| 2d 2d 2d 2d 0d 76 6f 69 | 64 20 54 44 61 74 61 52 |----.voi|d TDataR|
|00002f10| 65 63 6f 72 64 3a 3a 49 | 6e 69 74 69 61 6c 69 7a |ecord::I|nitializ|
|00002f20| 65 4e 65 77 44 61 74 61 | 52 65 63 6f 72 64 28 54 |eNewData|Record(T|
|00002f30| 54 72 61 6e 73 61 63 74 | 69 6f 6e 2a 20 74 29 0d |Transact|ion* t).|
|00002f40| 7b 0d 09 6c 6f 6e 67 20 | 6f 6c 64 46 6c 61 67 56 |{..long |oldFlagV|
|00002f50| 61 6c 75 65 20 3d 20 74 | 68 69 73 2d 3e 47 65 74 |alue = t|his->Get|
|00002f60| 52 65 63 6f 72 64 44 61 | 74 61 28 74 2c 20 6b 44 |RecordDa|ta(t, kD|
|00002f70| 61 74 61 46 6c 61 67 73 | 29 3b 0d 09 6c 6f 6e 67 |ataFlags|);..long|
|00002f80| 20 6e 65 77 46 6c 61 67 | 56 61 6c 75 65 20 3d 20 | newFlag|Value = |
|00002f90| 6f 6c 64 46 6c 61 67 56 | 61 6c 75 65 20 26 20 6b |oldFlagV|alue & k|
|00002fa0| 49 6e 69 74 69 61 6c 44 | 61 74 61 42 6c 6f 63 6b |InitialD|ataBlock|
|00002fb0| 46 6c 61 67 73 4d 61 73 | 6b 3b 0d 0d 09 74 68 69 |FlagsMas|k;...thi|
|00002fc0| 73 2d 3e 43 68 61 6e 67 | 65 52 65 63 6f 72 64 44 |s->Chang|eRecordD|
|00002fd0| 61 74 61 28 74 2c 20 6b | 44 61 74 61 46 6c 61 67 |ata(t, k|DataFlag|
|00002fe0| 73 2c 20 6e 65 77 46 6c | 61 67 56 61 6c 75 65 29 |s, newFl|agValue)|
|00002ff0| 3b 0d 09 74 68 69 73 2d | 3e 43 68 61 6e 67 65 52 |;..this-|>ChangeR|
|00003000| 65 63 6f 72 64 44 61 74 | 61 28 74 2c 20 6b 44 61 |ecordDat|a(t, kDa|
|00003010| 74 61 4f 77 6e 65 72 52 | 65 66 65 72 65 6e 63 65 |taOwnerR|eference|
|00003020| 2c 20 6b 4e 69 6c 49 6e | 64 65 78 29 3b 0d 7d 20 |, kNilIn|dex);.} |
|00003030| 2f 2f 20 54 44 61 74 61 | 52 65 63 6f 72 64 3a 3a |// TData|Record::|
|00003040| 49 6e 69 74 69 61 6c 69 | 7a 65 4e 65 77 44 61 74 |Initiali|zeNewDat|
|00003050| 61 52 65 63 6f 72 64 0d | 0d 2f 2f 2d 2d 2d 2d 2d |aRecord.|.//-----|
|00003060| 2d 2d 2d 2d 2d 2d 2d 2d | 2d 2d 2d 2d 2d 2d 2d 2d |--------|--------|
|00003070| 2d 2d 2d 2d 2d 2d 2d 2d | 2d 2d 2d 2d 2d 2d 2d 2d |--------|--------|
|00003080| 2d 2d 2d 2d 2d 2d 2d 2d | 2d 2d 2d 2d 2d 2d 2d 2d |--------|--------|
|00003090| 2d 2d 2d 2d 2d 2d 2d 2d | 2d 2d 2d 2d 2d 2d 2d 2d |--------|--------|
|000030a0| 2d 2d 2d 2d 2d 2d 2d 2d | 2d 2d 2d 0d 2f 2f 20 54 |--------|---.// T|
|000030b0| 44 61 74 61 52 65 63 6f | 72 64 3a 3a 53 65 74 54 |DataReco|rd::SetT|
|000030c0| 79 70 65 64 44 61 74 61 | 0d 2f 2f 0d 2f 2f 20 54 |ypedData|.//.// T|
|000030d0| 68 69 73 20 69 73 20 74 | 68 65 20 6b 65 79 20 72 |his is t|he key r|
|000030e0| 6f 75 74 69 6e 65 2d 2d | 77 65 20 6e 65 65 64 20 |outine--|we need |
|000030f0| 74 6f 20 68 61 6e 64 6c | 65 20 6f 75 72 20 64 61 |to handl|e our da|
|00003100| 74 61 20 62 6c 6f 63 6b | 20 67 72 6f 77 69 6e 67 |ta block| growing|
|00003110| 20 6c 61 72 67 65 72 0d | 2f 2f 20 74 68 61 6e 20 | larger.|// than |
|00003120| 77 65 20 68 61 76 65 20 | 72 6f 6f 6d 20 74 6f 20 |we have |room to |
|00003130| 73 74 6f 72 65 20 28 66 | 61 6b 65 64 20 6f 75 74 |store (f|aked out|
|00003140| 20 62 79 20 6d 61 6b 69 | 6e 67 20 74 68 65 20 63 | by maki|ng the c|
|00003150| 68 61 6e 67 65 20 69 6d | 61 67 65 20 6c 61 72 67 |hange im|age larg|
|00003160| 65 72 2c 0d 2f 2f 20 61 | 6e 64 20 74 68 65 6e 20 |er,.// a|nd then |
|00003170| 61 6c 6c 6f 63 61 74 69 | 6e 67 20 61 20 64 69 66 |allocati|ng a dif|
|00003180| 66 65 72 65 6e 74 20 64 | 61 74 61 20 72 65 63 6f |ferent d|ata reco|
|00003190| 72 64 20 77 68 65 6e 20 | 69 74 27 73 20 74 69 6d |rd when |it's tim|
|000031a0| 65 20 74 6f 20 63 6f 6d | 6d 69 74 29 20 6f 72 0d |e to com|mit) or.|
|000031b0| 2f 2f 20 73 6d 61 6c 6c | 65 72 20 74 68 61 6e 20 |// small|er than |
|000031c0| 77 65 27 64 20 6c 69 6b | 65 20 74 6f 20 6b 65 65 |we'd lik|e to kee|
|000031d0| 70 20 61 72 6f 75 6e 64 | 20 28 68 61 6e 64 6c 65 |p around| (handle|
|000031e0| 64 20 73 69 6d 69 6c 61 | 72 6c 79 29 2e 0d 2f 2f |d simila|rly)..//|
|000031f0| 2d 2d 2d 2d 2d 2d 2d 2d | 2d 2d 2d 2d 2d 2d 2d 2d |--------|--------|
|00003200| 2d 2d 2d 2d 2d 2d 2d 2d | 2d 2d 2d 2d 2d 2d 2d 2d |--------|--------|
|00003210| 2d 2d 2d 2d 2d 2d 2d 2d | 2d 2d 2d 2d 2d 2d 2d 2d |--------|--------|
|00003220| 2d 2d 2d 2d 2d 2d 2d 2d | 2d 2d 2d 2d 2d 2d 2d 2d |--------|--------|
|00003230| 2d 2d 2d 2d 2d 2d 2d 2d | 2d 2d 2d 2d 2d 2d 2d 2d |--------|--------|
|00003240| 0d 76 6f 69 64 20 54 44 | 61 74 61 52 65 63 6f 72 |.void TD|ataRecor|
|00003250| 64 3a 3a 53 65 74 54 79 | 70 65 64 44 61 74 61 28 |d::SetTy|pedData(|
|00003260| 54 54 72 61 6e 73 61 63 | 74 69 6f 6e 2a 20 74 2c |TTransac|tion* t,|
|00003270| 20 63 6f 6e 73 74 20 54 | 43 6f 6e 73 74 44 61 74 | const T|ConstDat|
|00003280| 61 52 65 66 65 72 65 6e | 63 65 26 20 64 61 74 61 |aReferen|ce& data|
|00003290| 29 0d 7b 0d 09 2f 2f 0d | 09 2f 2f 20 49 66 20 6f |).{..//.|.// If o|
|000032a0| 75 72 20 64 61 74 61 20 | 69 73 20 72 65 6c 65 61 |ur data |is relea|
|000032b0| 73 65 64 20 62 79 20 6f | 75 72 20 6f 77 6e 65 72 |sed by o|ur owner|
|000032c0| 20 61 74 20 6f 6e 65 20 | 70 6f 69 6e 74 2c 20 61 | at one |point, a|
|000032d0| 6e 64 0d 09 2f 2f 20 6e | 65 77 20 64 61 74 61 20 |nd..// n|ew data |
|000032e0| 69 73 20 67 69 76 65 6e | 20 74 6f 20 75 73 20 6c |is given| to us l|
|000032f0| 61 74 65 72 2c 20 74 68 | 65 6e 20 73 65 74 20 09 |ater, th|en set .|
|00003300| 66 44 61 74 61 52 65 6c | 65 61 73 65 64 0d 09 2f |fDataRel|eased../|
|00003310| 2f 20 74 6f 20 66 61 6c | 73 65 0d 09 2f 2f 0d 09 |/ to fal|se..//..|
|00003320| 69 66 28 66 44 61 74 61 | 52 65 6c 65 61 73 65 64 |if(fData|Released|
|00003330| 20 3d 3d 20 74 72 75 65 | 29 0d 09 7b 0d 09 09 66 | == true|)..{...f|
|00003340| 44 61 74 61 52 65 6c 65 | 61 73 65 64 20 3d 20 66 |DataRele|ased = f|
|00003350| 61 6c 73 65 3b 0d 0d 09 | 09 2f 2f 0d 09 09 2f 2f |alse;...|.//...//|
|00003360| 20 54 68 69 73 20 77 6f | 72 6b 20 69 73 20 70 72 | This wo|rk is pr|
|00003370| 6f 62 61 62 6c 79 20 72 | 65 64 75 6e 64 61 6e 74 |obably r|edundant|
|00003380| 20 77 69 74 68 20 61 20 | 73 74 65 70 20 64 6f 6e | with a |step don|
|00003390| 65 0d 09 09 2f 2f 20 6c | 61 74 65 72 2e 0d 09 09 |e...// l|ater....|
|000033a0| 2f 2f 0d 09 09 69 66 28 | 66 44 61 74 61 4f 77 6e |//...if(|fDataOwn|
|000033b0| 65 72 2e 45 78 69 73 74 | 73 28 29 29 0d 09 09 09 |er.Exist|s())....|
|000033c0| 74 68 69 73 2d 3e 54 72 | 61 6e 73 61 63 74 69 6f |this->Tr|ansactio|
|000033d0| 6e 28 29 2d 3e 47 65 74 | 44 42 50 72 6f 70 65 72 |n()->Get|DBProper|
|000033e0| 74 79 55 70 64 61 74 65 | 50 6f 69 6e 74 65 72 28 |tyUpdate|Pointer(|
|000033f0| 66 44 61 74 61 4f 77 6e | 65 72 29 2d 3e 53 65 74 |fDataOwn|er)->Set|
|00003400| 45 78 74 65 72 6e 61 6c | 44 61 74 61 49 6e 64 65 |External|DataInde|
|00003410| 78 28 74 2c 20 74 68 69 | 73 2d 3e 52 65 63 6f 72 |x(t, thi|s->Recor|
|00003420| 64 49 6e 64 65 78 28 29 | 29 3b 0d 09 7d 0d 09 0d |dIndex()|);..}...|
|00003430| 09 2f 2f 0d 09 2f 2f 20 | 49 66 20 77 65 20 64 6f |.//..// |If we do|
|00003440| 6e 27 74 20 68 61 76 65 | 20 61 20 63 68 61 6e 67 |n't have| a chang|
|00003450| 65 20 69 6d 61 67 65 20 | 79 65 74 2c 20 74 68 65 |e image |yet, the|
|00003460| 6e 20 6d 61 6b 65 20 6f | 6e 65 0d 09 2f 2f 0d 09 |n make o|ne..//..|
|00003470| 69 66 28 66 43 68 61 6e | 67 65 49 6d 61 67 65 20 |if(fChan|geImage |
|00003480| 3d 3d 20 6e 69 6c 29 0d | 09 7b 0d 09 09 66 43 68 |== nil).|.{...fCh|
|00003490| 61 6e 67 65 49 6d 61 67 | 65 20 3d 20 74 68 69 73 |angeImag|e = this|
|000034a0| 2d 3e 47 72 6f 75 70 43 | 6f 6e 74 72 6f 6c 4f 62 |->GroupC|ontrolOb|
|000034b0| 6a 65 63 74 28 29 2d 3e | 4d 61 6b 65 52 65 63 6f |ject()->|MakeReco|
|000034c0| 72 64 44 61 74 61 43 6f | 70 79 28 74 68 69 73 2d |rdDataCo|py(this-|
|000034d0| 3e 52 65 63 6f 72 64 49 | 6e 64 65 78 28 29 29 3b |>RecordI|ndex());|
|000034e0| 0d 09 09 66 43 68 61 6e | 67 65 49 6d 61 67 65 55 |...fChan|geImageU|
|000034f0| 6e 63 68 61 6e 67 65 64 | 20 3d 20 74 72 75 65 3b |nchanged| = true;|
|00003500| 0d 09 09 66 43 68 61 6e | 67 65 49 6d 61 67 65 4d |...fChan|geImageM|
|00003510| 61 79 48 61 76 65 43 68 | 61 6e 67 65 64 42 61 63 |ayHaveCh|angedBac|
|00003520| 6b 20 3d 20 66 61 6c 73 | 65 3b 0d 09 7d 0d 0d 09 |k = fals|e;..}...|
|00003530| 2f 2f 0d 09 2f 2f 20 49 | 74 20 69 73 20 70 6f 73 |//..// I|t is pos|
|00003540| 73 69 62 6c 65 20 74 68 | 61 74 20 54 41 62 73 74 |sible th|at TAbst|
|00003550| 72 61 63 74 52 65 63 6f | 72 64 3a 3a 43 68 61 6e |ractReco|rd::Chan|
|00003560| 67 65 52 65 63 6f 72 64 | 44 61 74 61 0d 09 2f 2f |geRecord|Data..//|
|00003570| 20 6d 61 79 20 68 61 76 | 65 20 63 72 65 61 74 65 | may hav|e create|
|00003580| 64 20 74 68 65 20 63 68 | 61 6e 67 65 20 69 6d 61 |d the ch|ange ima|
|00003590| 67 65 2c 20 73 6f 20 77 | 65 20 6e 65 65 64 20 74 |ge, so w|e need t|
|000035a0| 6f 20 69 6e 69 74 69 61 | 6c 69 7a 65 0d 09 2f 2f |o initia|lize..//|
|000035b0| 20 74 68 65 20 63 68 61 | 6e 67 65 20 69 6d 61 67 | the cha|nge imag|
|000035c0| 65 20 6c 65 6e 67 74 68 | 20 76 61 72 69 61 62 6c |e length| variabl|
|000035d0| 65 20 69 6e 64 65 70 65 | 6e 64 61 6e 74 6c 79 20 |e indepe|ndantly |
|000035e0| 6f 66 0d 09 2f 2f 20 74 | 68 65 20 63 72 65 61 74 |of..// t|he creat|
|000035f0| 69 6f 6e 20 6f 66 20 74 | 68 65 20 63 68 61 6e 67 |ion of t|he chang|
|00003600| 65 20 69 6d 61 67 65 2c | 20 61 62 6f 76 65 2e 0d |e image,| above..|
|00003610| 09 2f 2f 0d 09 69 66 28 | 66 43 68 61 6e 67 65 49 |.//..if(|fChangeI|
|00003620| 6d 61 67 65 53 69 7a 65 | 20 3d 3d 20 30 29 0d 09 |mageSize| == 0)..|
|00003630| 09 66 43 68 61 6e 67 65 | 49 6d 61 67 65 53 69 7a |.fChange|ImageSiz|
|00003640| 65 20 3d 20 74 68 69 73 | 2d 3e 42 6c 6f 63 6b 50 |e = this|->BlockP|
|00003650| 68 79 73 69 63 61 6c 53 | 69 7a 65 28 74 29 3b 0d |hysicalS|ize(t);.|
|00003660| 0d 09 2f 2f 0d 09 2f 2f | 20 43 61 6c 63 75 6c 61 |..//..//| Calcula|
|00003670| 74 65 20 74 68 65 20 6d | 69 6e 69 6d 75 6d 20 73 |te the m|inimum s|
|00003680| 69 7a 65 20 72 65 71 75 | 69 72 65 64 20 74 6f 20 |ize requ|ired to |
|00003690| 66 69 74 0d 09 2f 2f 20 | 74 68 65 20 70 72 6f 76 |fit..// |the prov|
|000036a0| 69 64 65 64 20 64 61 74 | 61 20 69 6e 74 6f 20 61 |ided dat|a into a|
|000036b0| 20 64 61 74 61 20 72 65 | 63 6f 72 64 20 28 69 2e | data re|cord (i.|
|000036c0| 65 2e 2c 0d 09 2f 2f 20 | 72 6f 75 6e 64 20 75 70 |e.,..// |round up|
|000036d0| 20 74 68 65 20 64 61 74 | 61 20 2b 20 68 65 61 64 | the dat|a + head|
|000036e0| 65 72 73 69 7a 65 20 74 | 6f 20 74 68 65 20 6e 65 |ersize t|o the ne|
|000036f0| 61 72 65 73 74 20 33 32 | 2d 62 79 74 65 0d 09 2f |arest 32|-byte../|
|00003700| 2f 20 62 6f 75 6e 64 61 | 72 79 29 0d 09 2f 2f 0d |/ bounda|ry)..//.|
|00003710| 09 6c 6f 6e 67 20 6d 69 | 6e 45 6e 63 6f 64 65 64 |.long mi|nEncoded|
|00003720| 53 69 7a 65 20 3d 20 28 | 28 28 64 61 74 61 2e 44 |Size = (|((data.D|
|00003730| 61 74 61 4c 65 6e 67 74 | 68 28 29 20 2b 20 6b 48 |ataLengt|h() + kH|
|00003740| 65 61 64 65 72 53 69 7a | 65 29 20 2d 20 31 29 20 |eaderSiz|e) - 1) |
|00003750| 2f 20 28 6b 53 69 6e 67 | 6c 65 52 65 63 6f 72 64 |/ (kSing|leRecord|
|00003760| 53 69 7a 65 29 29 3b 0d | 09 6c 6f 6e 67 20 6d 69 |Size));.|.long mi|
|00003770| 6e 4c 65 6e 67 74 68 20 | 3d 20 28 6d 69 6e 45 6e |nLength |= (minEn|
|00003780| 63 6f 64 65 64 53 69 7a | 65 20 2b 20 31 29 20 2a |codedSiz|e + 1) *|
|00003790| 20 28 6b 53 69 6e 67 6c | 65 52 65 63 6f 72 64 53 | (kSingl|eRecordS|
|000037a0| 69 7a 65 29 3b 0d 0d 09 | 2f 2f 0d 09 2f 2f 20 49 |ize);...|//..// I|
|000037b0| 66 20 74 68 65 20 63 75 | 72 72 65 6e 74 20 73 69 |f the cu|rrent si|
|000037c0| 7a 65 20 6f 66 20 74 68 | 65 20 64 61 74 61 20 72 |ze of th|e data r|
|000037d0| 65 63 6f 72 64 20 69 73 | 20 74 6f 6f 20 73 6d 61 |ecord is| too sma|
|000037e0| 6c 6c 20 74 6f 0d 09 2f | 2f 20 68 6f 6c 64 20 74 |ll to../|/ hold t|
|000037f0| 68 65 20 6e 65 77 20 64 | 61 74 61 2c 20 74 68 65 |he new d|ata, the|
|00003800| 6e 20 61 73 6b 20 74 68 | 65 20 67 72 6f 75 70 20 |n ask th|e group |
|00003810| 63 6f 6e 74 72 6f 6c 20 | 6f 62 6a 65 63 74 0d 09 |control |object..|
|00003820| 2f 2f 20 74 6f 20 6d 61 | 6b 65 20 6f 75 72 20 63 |// to ma|ke our c|
|00003830| 68 61 6e 67 65 20 69 6d | 61 67 65 20 62 69 67 67 |hange im|age bigg|
|00003840| 65 72 0d 09 2f 2f 0d 09 | 69 66 28 6d 69 6e 4c 65 |er..//..|if(minLe|
|00003850| 6e 67 74 68 20 3e 20 66 | 43 68 61 6e 67 65 49 6d |ngth > f|ChangeIm|
|00003860| 61 67 65 53 69 7a 65 29 | 0d 09 7b 0d 09 09 6c 6f |ageSize)|..{...lo|
|00003870| 6e 67 2a 20 6e 65 77 43 | 68 61 6e 67 65 49 6d 61 |ng* newC|hangeIma|
|00003880| 67 65 20 3d 20 6e 65 77 | 20 6c 6f 6e 67 5b 6d 69 |ge = new| long[mi|
|00003890| 6e 4c 65 6e 67 74 68 20 | 2f 20 73 69 7a 65 6f 66 |nLength |/ sizeof|
|000038a0| 28 6c 6f 6e 67 29 5d 3b | 0d 09 09 6d 65 6d 63 70 |(long)];|...memcp|
|000038b0| 79 28 6e 65 77 43 68 61 | 6e 67 65 49 6d 61 67 65 |y(newCha|ngeImage|
|000038c0| 2c 20 66 43 68 61 6e 67 | 65 49 6d 61 67 65 2c 20 |, fChang|eImage, |
|000038d0| 66 43 68 61 6e 67 65 49 | 6d 61 67 65 53 69 7a 65 |fChangeI|mageSize|
|000038e0| 29 3b 0d 09 09 64 65 6c | 65 74 65 20 5b 5d 20 66 |);...del|ete [] f|
|000038f0| 43 68 61 6e 67 65 49 6d | 61 67 65 3b 0d 09 09 66 |ChangeIm|age;...f|
|00003900| 43 68 61 6e 67 65 49 6d | 61 67 65 20 3d 20 6e 65 |ChangeIm|age = ne|
|00003910| 77 43 68 61 6e 67 65 49 | 6d 61 67 65 3b 0d 09 09 |wChangeI|mage;...|
|00003920| 66 43 68 61 6e 67 65 49 | 6d 61 67 65 53 69 7a 65 |fChangeI|mageSize|
|00003930| 20 3d 20 6d 69 6e 4c 65 | 6e 67 74 68 3b 0d 09 7d | = minLe|ngth;..}|
|00003940| 0d 09 0d 09 2f 2f 0d 09 | 2f 2f 20 53 65 74 20 74 |....//..|// Set t|
|00003950| 68 65 20 62 6c 6f 63 6b | 20 65 6e 63 6f 64 65 64 |he block| encoded|
|00003960| 20 70 68 79 73 69 63 61 | 6c 20 73 69 7a 65 20 74 | physica|l size t|
|00003970| 6f 20 62 65 20 74 68 65 | 0d 09 2f 2f 20 73 6d 61 |o be the|..// sma|
|00003980| 6c 6c 65 73 74 20 76 61 | 6c 75 65 20 74 68 61 74 |llest va|lue that|
|00003990| 20 69 73 20 3e 3d 20 77 | 68 61 74 20 69 73 20 6e | is >= w|hat is n|
|000039a0| 65 65 64 65 64 20 74 6f | 0d 09 2f 2f 20 73 74 6f |eeded to|..// sto|
|000039b0| 72 65 20 74 68 65 20 64 | 61 74 61 20 61 6e 64 20 |re the d|ata and |
|000039c0| 68 65 61 64 65 72 2e 20 | 20 49 66 20 74 68 65 20 |header. | If the |
|000039d0| 6c 65 6e 67 74 68 20 6f | 66 0d 09 2f 2f 20 6f 75 |length o|f..// ou|
|000039e0| 72 20 64 61 74 61 20 69 | 73 20 73 68 72 69 6e 6b |r data i|s shrink|
|000039f0| 69 6e 67 2c 20 77 65 20 | 77 69 6c 6c 20 6c 65 74 |ing, we |will let|
|00003a00| 20 74 68 65 20 63 68 61 | 6e 67 65 0d 09 2f 2f 20 | the cha|nge..// |
|00003a10| 69 6d 61 67 65 20 72 65 | 6d 61 69 6e 20 69 6e 20 |image re|main in |
|00003a20| 69 74 73 20 74 6f 6f 2d | 6c 61 72 67 65 20 73 74 |its too-|large st|
|00003a30| 61 74 65 20 75 6e 74 69 | 6c 20 74 68 65 0d 09 2f |ate unti|l the../|
|00003a40| 2f 20 74 72 61 6e 73 61 | 63 74 69 6f 6e 20 63 68 |/ transa|ction ch|
|00003a50| 61 6e 67 65 73 20 61 72 | 65 20 63 6f 6d 6d 69 74 |anges ar|e commit|
|00003a60| 74 65 64 20 6f 72 20 64 | 69 73 63 61 72 64 65 64 |ted or d|iscarded|
|00003a70| 2e 0d 09 2f 2f 0d 09 2f | 2f 20 4e 6f 74 65 20 74 |...//../|/ Note t|
|00003a80| 68 61 74 20 69 74 20 69 | 73 20 73 6f 6d 65 77 68 |hat it i|s somewh|
|00003a90| 61 74 20 62 6f 67 75 73 | 20 74 6f 20 65 76 65 72 |at bogus| to ever|
|00003aa0| 20 63 68 61 6e 67 65 0d | 09 2f 2f 20 6f 75 72 20 | change.|.// our |
|00003ab0| 65 6e 63 6f 64 65 64 20 | 62 6c 6f 63 6b 20 73 69 |encoded |block si|
|00003ac0| 7a 65 2c 20 73 69 6e 63 | 65 20 74 68 65 20 67 72 |ze, sinc|e the gr|
|00003ad0| 6f 75 70 20 63 6f 6e 74 | 72 6f 6c 0d 09 2f 2f 20 |oup cont|rol..// |
|00003ae0| 6f 62 6a 65 63 74 20 77 | 69 6c 6c 20 6e 6f 74 20 |object w|ill not |
|00003af0| 61 6c 6c 6f 77 20 75 73 | 20 74 6f 20 67 72 6f 77 |allow us| to grow|
|00003b00| 20 6c 61 72 67 65 72 20 | 6f 72 20 73 68 72 69 6e | larger |or shrin|
|00003b10| 6b 0d 09 2f 2f 20 73 6d | 61 6c 6c 65 72 2e 20 20 |k..// sm|aller. |
|00003b20| 48 6f 77 65 76 65 72 2c | 20 77 65 20 77 69 6c 6c |However,| we will|
|00003b30| 20 6e 6f 74 69 63 65 20 | 74 68 65 20 63 68 61 6e | notice |the chan|
|00003b40| 67 65 20 69 6e 0d 09 2f | 2f 20 73 69 7a 65 20 69 |ge in../|/ size i|
|00003b50| 6d 6d 65 64 69 61 74 65 | 6c 79 20 62 65 66 6f 72 |mmediate|ly befor|
|00003b60| 65 20 64 6f 69 6e 67 20 | 61 20 63 6f 6d 6d 69 74 |e doing |a commit|
|00003b70| 20 28 69 6e 0d 09 2f 2f | 20 50 72 65 70 61 72 65 | (in..//| Prepare|
|00003b80| 54 6f 43 6f 6d 6d 69 74 | 2c 20 61 62 6f 76 65 29 |ToCommit|, above)|
|00003b90| 20 61 6e 64 20 63 6f 70 | 79 20 74 68 65 20 64 61 | and cop|y the da|
|00003ba0| 74 61 20 73 6f 6d 65 77 | 68 65 72 65 0d 09 2f 2f |ta somew|here..//|
|00003bb0| 20 65 6c 73 65 2e 20 20 | 4f 66 20 63 6f 75 72 73 | else. |Of cours|
|00003bc0| 65 2c 20 69 66 20 63 68 | 61 6e 67 65 73 20 61 72 |e, if ch|anges ar|
|00003bd0| 65 20 64 69 73 63 61 72 | 64 65 64 20 69 74 20 64 |e discar|ded it d|
|00003be0| 6f 65 73 0d 09 2f 2f 20 | 6e 6f 74 20 6d 61 74 74 |oes..// |not matt|
|00003bf0| 65 72 20 77 68 61 74 20 | 77 65 20 73 65 74 20 6f |er what |we set o|
|00003c00| 75 72 20 6c 65 6e 67 74 | 68 20 74 6f 2c 20 73 69 |ur lengt|h to, si|
|00003c10| 6e 63 65 0d 09 2f 2f 20 | 65 76 65 72 79 74 68 69 |nce..// |everythi|
|00003c20| 6e 67 20 77 69 6c 6c 20 | 67 6f 20 62 61 63 6b 20 |ng will |go back |
|00003c30| 74 6f 20 62 65 69 6e 67 | 20 74 68 65 20 77 61 79 |to being| the way|
|00003c40| 20 69 74 20 77 61 73 0d | 09 2f 2f 20 72 65 67 61 | it was.|.// rega|
|00003c50| 72 64 6c 65 73 73 2e 0d | 09 2f 2f 0d 09 74 68 69 |rdless..|.//..thi|
|00003c60| 73 2d 3e 53 65 74 42 6c | 6f 63 6b 45 6e 63 6f 64 |s->SetBl|ockEncod|
|00003c70| 65 64 50 68 79 73 69 63 | 61 6c 53 69 7a 65 28 74 |edPhysic|alSize(t|
|00003c80| 2c 20 6d 69 6e 45 6e 63 | 6f 64 65 64 53 69 7a 65 |, minEnc|odedSize|
|00003c90| 29 3b 0d 09 0d 09 2f 2f | 0d 09 2f 2f 20 43 6f 70 |);....//|..// Cop|
|00003ca0| 79 20 74 68 65 20 6e 65 | 77 20 64 61 74 61 20 69 |y the ne|w data i|
|00003cb0| 6e 74 6f 20 74 68 65 20 | 63 68 61 6e 67 65 20 69 |nto the |change i|
|00003cc0| 6d 61 67 65 2c 20 61 6e | 64 20 73 65 74 20 74 68 |mage, an|d set th|
|00003cd0| 65 0d 09 2f 2f 20 63 61 | 63 68 65 64 20 76 61 6c |e..// ca|ched val|
|00003ce0| 75 65 20 6f 66 20 74 68 | 65 20 63 75 72 72 65 6e |ue of th|e curren|
|00003cf0| 74 20 6c 65 6e 67 74 68 | 20 74 6f 20 61 6e 20 61 |t length| to an a|
|00003d00| 70 70 72 6f 70 72 69 61 | 74 65 0d 09 2f 2f 20 6e |ppropria|te..// n|
|00003d10| 75 6d 62 65 72 20 28 54 | 68 65 20 64 61 74 61 20 |umber (T|he data |
|00003d20| 6c 65 6e 67 74 68 20 6d | 61 79 20 73 68 72 69 6e |length m|ay shrin|
|00003d30| 6b 20 62 65 79 6f 6e 64 | 20 6f 75 72 20 61 62 69 |k beyond| our abi|
|00003d40| 6c 69 74 79 0d 09 2f 2f | 20 74 6f 20 72 65 70 72 |lity..//| to repr|
|00003d50| 65 73 65 6e 74 20 69 74 | 20 77 69 74 68 20 74 68 |esent it| with th|
|00003d60| 65 20 73 69 7a 65 20 63 | 6f 72 72 65 63 74 69 6f |e size c|orrectio|
|00003d70| 6e 2c 20 6f 72 20 67 72 | 6f 77 20 62 65 79 6f 6e |n, or gr|ow beyon|
|00003d80| 64 0d 09 2f 2f 20 74 68 | 65 20 70 68 79 73 69 63 |d..// th|e physic|
|00003d90| 61 6c 20 73 69 7a 65 20 | 6f 66 20 74 68 69 73 20 |al size |of this |
|00003da0| 62 6c 6f 63 6b 2e 20 20 | 41 64 6a 75 73 74 69 6e |block. |Adjustin|
|00003db0| 67 20 74 68 65 20 61 63 | 74 75 61 6c 0d 09 2f 2f |g the ac|tual..//|
|00003dc0| 20 73 69 7a 65 20 6f 66 | 20 74 68 65 20 72 65 63 | size of| the rec|
|00003dd0| 6f 72 64 20 69 73 20 6e | 6f 74 20 64 6f 6e 65 20 |ord is n|ot done |
|00003de0| 75 6e 74 69 6c 20 74 68 | 65 20 74 72 61 6e 73 61 |until th|e transa|
|00003df0| 63 74 69 6f 6e 0d 09 2f | 2f 20 63 68 61 6e 67 65 |ction../|/ change|
|00003e00| 73 20 61 72 65 20 63 6f | 6d 6d 69 74 74 65 64 2e |s are co|mmitted.|
|00003e10| 29 20 0d 09 2f 2f 0d 09 | 54 55 70 64 61 74 61 44 |) ..//..|TUpdataD|
|00003e20| 61 74 61 52 65 66 65 72 | 65 6e 63 65 20 75 70 64 |ataRefer|ence upd|
|00003e30| 61 74 65 43 68 61 6e 67 | 65 49 6d 61 67 65 28 74 |ateChang|eImage(t|
|00003e40| 68 69 73 2d 3e 47 65 74 | 44 61 74 61 54 79 70 65 |his->Get|DataType|
|00003e50| 28 74 29 2c 20 28 63 68 | 61 72 2a 29 20 26 66 43 |(t), (ch|ar*) &fC|
|00003e60| 68 61 6e 67 65 49 6d 61 | 67 65 5b 6b 44 61 74 61 |hangeIma|ge[kData|
|00003e70| 53 74 6f 72 61 67 65 53 | 74 61 72 74 5d 2c 20 74 |StorageS|tart], t|
|00003e80| 68 69 73 2d 3e 47 65 74 | 44 61 74 61 4c 65 6e 67 |his->Get|DataLeng|
|00003e90| 74 68 28 74 29 2c 20 74 | 68 69 73 2d 3e 4d 61 78 |th(t), t|his->Max|
|00003ea0| 69 6d 75 6d 44 61 74 61 | 4c 65 6e 67 74 68 28 74 |imumData|Length(t|
|00003eb0| 29 29 3b 0d 09 75 70 64 | 61 74 65 43 68 61 6e 67 |));..upd|ateChang|
|00003ec0| 65 49 6d 61 67 65 2e 43 | 6f 70 79 46 72 6f 6d 28 |eImage.C|opyFrom(|
|00003ed0| 64 61 74 61 29 3b 0d 09 | 74 68 69 73 2d 3e 53 65 |data);..|this->Se|
|00003ee0| 74 4c 6f 67 69 63 61 6c | 53 69 7a 65 28 74 2c 20 |tLogical|Size(t, |
|00003ef0| 75 70 64 61 74 65 43 68 | 61 6e 67 65 49 6d 61 67 |updateCh|angeImag|
|00003f00| 65 2e 44 61 74 61 4c 65 | 6e 67 74 68 28 29 29 3b |e.DataLe|ngth());|
|00003f10| 0d 09 66 43 68 61 6e 67 | 65 49 6d 61 67 65 55 6e |..fChang|eImageUn|
|00003f20| 63 68 61 6e 67 65 64 20 | 3d 20 66 61 6c 73 65 3b |changed |= false;|
|00003f30| 0d 09 66 43 68 61 6e 67 | 65 49 6d 61 67 65 4d 61 |..fChang|eImageMa|
|00003f40| 79 48 61 76 65 43 68 61 | 6e 67 65 64 42 61 63 6b |yHaveCha|ngedBack|
|00003f50| 20 3d 20 74 72 75 65 3b | 0d 7d 0d 0d 2f 2f 2d 2d | = true;|.}..//--|
|00003f60| 2d 2d 2d 2d 2d 2d 2d 2d | 2d 2d 2d 2d 2d 2d 2d 2d |--------|--------|
|00003f70| 2d 2d 2d 2d 2d 2d 2d 2d | 2d 2d 2d 2d 2d 2d 2d 2d |--------|--------|
|00003f80| 2d 2d 2d 2d 2d 2d 2d 2d | 2d 2d 2d 2d 2d 2d 2d 2d |--------|--------|
|00003f90| 2d 2d 2d 2d 2d 2d 2d 2d | 2d 2d 2d 2d 2d 2d 2d 2d |--------|--------|
|00003fa0| 2d 2d 2d 2d 2d 2d 2d 2d | 2d 2d 2d 2d 2d 2d 0d 2f |--------|------./|
|00003fb0| 2f 20 54 44 61 74 61 52 | 65 63 6f 72 64 3a 3a 44 |/ TDataR|ecord::D|
|00003fc0| 61 74 61 52 65 66 65 72 | 65 6e 63 65 0d 2f 2f 2d |ataRefer|ence.//-|
|00003fd0| 2d 2d 2d 2d 2d 2d 2d 2d | 2d 2d 2d 2d 2d 2d 2d 2d |--------|--------|
|00003fe0| 2d 2d 2d 2d 2d 2d 2d 2d | 2d 2d 2d 2d 2d 2d 2d 2d |--------|--------|
|00003ff0| 2d 2d 2d 2d 2d 2d 2d 2d | 2d 2d 2d 2d 2d 2d 2d 2d |--------|--------|
|00004000| 2d 2d 2d 2d 2d 2d 2d 2d | 2d 2d 2d 2d 2d 2d 2d 2d |--------|--------|
|00004010| 2d 2d 2d 2d 2d 2d 2d 2d | 2d 2d 2d 2d 2d 2d 2d 0d |--------|-------.|
|00004020| 54 43 6f 6e 73 74 44 61 | 74 61 52 65 66 65 72 65 |TConstDa|taRefere|
|00004030| 6e 63 65 20 54 44 61 74 | 61 52 65 63 6f 72 64 3a |nce TDat|aRecord:|
|00004040| 3a 44 61 74 61 52 65 66 | 65 72 65 6e 63 65 28 54 |:DataRef|erence(T|
|00004050| 54 72 61 6e 73 61 63 74 | 69 6f 6e 2a 20 74 29 20 |Transact|ion* t) |
|00004060| 63 6f 6e 73 74 0d 7b 0d | 09 72 65 74 75 72 6e 20 |const.{.|.return |
|00004070| 74 68 69 73 2d 3e 52 65 | 63 6f 72 64 44 61 74 61 |this->Re|cordData|
|00004080| 52 65 66 65 72 65 6e 63 | 65 28 74 2c 20 74 68 69 |Referenc|e(t, thi|
|00004090| 73 2d 3e 47 65 74 44 61 | 74 61 54 79 70 65 28 74 |s->GetDa|taType(t|
|000040a0| 29 2c 20 6b 44 61 74 61 | 53 74 6f 72 61 67 65 53 |), kData|StorageS|
|000040b0| 74 61 72 74 2c 20 74 68 | 69 73 2d 3e 47 65 74 44 |tart, th|is->GetD|
|000040c0| 61 74 61 4c 65 6e 67 74 | 68 28 74 29 29 3b 0d 7d |ataLengt|h(t));.}|
|000040d0| 0d 0d 0d 2f 2f 2d 2d 2d | 2d 2d 2d 2d 2d 2d 2d 2d |...//---|--------|
|000040e0| 2d 2d 2d 2d 2d 2d 2d 2d | 2d 2d 2d 2d 2d 2d 2d 2d |--------|--------|
|000040f0| 2d 2d 2d 2d 2d 2d 2d 2d | 2d 2d 2d 2d 2d 2d 2d 2d |--------|--------|
|00004100| 2d 2d 2d 2d 2d 2d 2d 2d | 2d 2d 2d 2d 2d 2d 2d 2d |--------|--------|
|00004110| 2d 2d 2d 2d 2d 2d 2d 2d | 2d 2d 2d 2d 2d 2d 2d 2d |--------|--------|
|00004120| 2d 2d 2d 2d 2d 0d 2f 2f | 20 41 43 6f 6e 73 74 3c |-----.//| AConst<|
|00004130| 54 44 61 74 61 52 65 63 | 6f 72 64 3e 3a 3a 41 64 |TDataRec|ord>::Ad|
|00004140| 64 52 65 66 65 72 65 6e | 63 65 0d 2f 2f 2d 2d 2d |dReferen|ce.//---|
|00004150| 2d 2d 2d 2d 2d 2d 2d 2d | 2d 2d 2d 2d 2d 2d 2d 2d |--------|--------|
|00004160| 2d 2d 2d 2d 2d 2d 2d 2d | 2d 2d 2d 2d 2d 2d 2d 2d |--------|--------|
|00004170| 2d 2d 2d 2d 2d 2d 2d 2d | 2d 2d 2d 2d 2d 2d 2d 2d |--------|--------|
|00004180| 2d 2d 2d 2d 2d 2d 2d 2d | 2d 2d 2d 2d 2d 2d 2d 2d |--------|--------|
|00004190| 2d 2d 2d 2d 2d 2d 2d 2d | 2d 2d 2d 2d 2d 0d 76 6f |--------|-----.vo|
|000041a0| 69 64 20 41 43 6f 6e 73 | 74 3c 54 44 61 74 61 52 |id ACons|t<TDataR|
|000041b0| 65 63 6f 72 64 3e 3a 3a | 41 64 64 52 65 66 65 72 |ecord>::|AddRefer|
|000041c0| 65 6e 63 65 28 29 20 63 | 6f 6e 73 74 0d 7b 0d 09 |ence() c|onst.{..|
|000041d0| 69 66 28 66 52 65 63 6f | 72 64 20 21 3d 20 6e 69 |if(fReco|rd != ni|
|000041e0| 6c 29 0d 09 09 66 52 65 | 63 6f 72 64 2d 3e 41 64 |l)...fRe|cord->Ad|
|000041f0| 64 52 65 66 65 72 65 6e | 63 65 28 29 3b 0d 7d 20 |dReferen|ce();.} |
|00004200| 2f 2f 20 41 43 6f 6e 73 | 74 3c 54 44 61 74 61 52 |// ACons|t<TDataR|
|00004210| 65 63 6f 72 64 3e 3a 3a | 41 64 64 52 65 66 65 72 |ecord>::|AddRefer|
|00004220| 65 6e 63 65 0d 0d 2f 2f | 2d 2d 2d 2d 2d 2d 2d 2d |ence..//|--------|
|00004230| 2d 2d 2d 2d 2d 2d 2d 2d | 2d 2d 2d 2d 2d 2d 2d 2d |--------|--------|
|00004240| 2d 2d 2d 2d 2d 2d 2d 2d | 2d 2d 2d 2d 2d 2d 2d 2d |--------|--------|
|00004250| 2d 2d 2d 2d 2d 2d 2d 2d | 2d 2d 2d 2d 2d 2d 2d 2d |--------|--------|
|00004260| 2d 2d 2d 2d 2d 2d 2d 2d | 2d 2d 2d 2d 2d 2d 2d 2d |--------|--------|
|00004270| 2d 2d 2d 2d 2d 2d 2d 2d | 0d 2f 2f 20 41 43 6f 6e |--------|.// ACon|
|00004280| 73 74 3c 54 44 61 74 61 | 52 65 63 6f 72 64 3e 3a |st<TData|Record>:|
|00004290| 3a 52 65 6d 6f 76 65 52 | 65 66 65 72 65 6e 63 65 |:RemoveR|eference|
|000042a0| 0d 2f 2f 2d 2d 2d 2d 2d | 2d 2d 2d 2d 2d 2d 2d 2d |.//-----|--------|
|000042b0| 2d 2d 2d 2d 2d 2d 2d 2d | 2d 2d 2d 2d 2d 2d 2d 2d |--------|--------|
|000042c0| 2d 2d 2d 2d 2d 2d 2d 2d | 2d 2d 2d 2d 2d 2d 2d 2d |--------|--------|
|000042d0| 2d 2d 2d 2d 2d 2d 2d 2d | 2d 2d 2d 2d 2d 2d 2d 2d |--------|--------|
|000042e0| 2d 2d 2d 2d 2d 2d 2d 2d | 2d 2d 2d 2d 2d 2d 2d 2d |--------|--------|
|000042f0| 2d 2d 2d 0d 76 6f 69 64 | 20 41 43 6f 6e 73 74 3c |---.void| AConst<|
|00004300| 54 44 61 74 61 52 65 63 | 6f 72 64 3e 3a 3a 52 65 |TDataRec|ord>::Re|
|00004310| 6d 6f 76 65 52 65 66 65 | 72 65 6e 63 65 28 29 20 |moveRefe|rence() |
|00004320| 63 6f 6e 73 74 0d 7b 0d | 09 69 66 28 66 52 65 63 |const.{.|.if(fRec|
|00004330| 6f 72 64 20 21 3d 20 6e | 69 6c 29 0d 09 09 66 52 |ord != n|il)...fR|
|00004340| 65 63 6f 72 64 2d 3e 52 | 65 6d 6f 76 65 52 65 66 |ecord->R|emoveRef|
|00004350| 65 72 65 6e 63 65 28 29 | 3b 0d 7d 20 2f 2f 20 41 |erence()|;.} // A|
|00004360| 43 6f 6e 73 74 3c 54 44 | 61 74 61 52 65 63 6f 72 |Const<TD|ataRecor|
|00004370| 64 3e 3a 3a 52 65 6d 6f | 76 65 52 65 66 65 72 65 |d>::Remo|veRefere|
|00004380| 6e 63 65 0d 0d 2f 2f 2d | 2d 2d 2d 2d 2d 2d 2d 2d |nce..//-|--------|
|00004390| 2d 2d 2d 2d 2d 2d 2d 2d | 2d 2d 2d 2d 2d 2d 2d 2d |--------|--------|
|000043a0| 2d 2d 2d 2d 2d 2d 2d 2d | 2d 2d 2d 2d 2d 2d 2d 2d |--------|--------|
|000043b0| 2d 2d 2d 2d 2d 2d 2d 2d | 2d 2d 2d 2d 2d 2d 2d 2d |--------|--------|
|000043c0| 2d 2d 2d 2d 2d 2d 2d 2d | 2d 2d 2d 2d 2d 2d 2d 2d |--------|--------|
|000043d0| 2d 2d 2d 2d 2d 2d 2d 0d | 2f 2f 20 41 6e 55 70 64 |-------.|// AnUpd|
|000043e0| 61 74 65 3c 54 44 61 74 | 61 52 65 63 6f 72 64 3e |ate<TDat|aRecord>|
|000043f0| 3a 3a 41 64 64 52 65 66 | 65 72 65 6e 63 65 0d 2f |::AddRef|erence./|
|00004400| 2f 2d 2d 2d 2d 2d 2d 2d | 2d 2d 2d 2d 2d 2d 2d 2d |/-------|--------|
|00004410| 2d 2d 2d 2d 2d 2d 2d 2d | 2d 2d 2d 2d 2d 2d 2d 2d |--------|--------|
|00004420| 2d 2d 2d 2d 2d 2d 2d 2d | 2d 2d 2d 2d 2d 2d 2d 2d |--------|--------|
|00004430| 2d 2d 2d 2d 2d 2d 2d 2d | 2d 2d 2d 2d 2d 2d 2d 2d |--------|--------|
|00004440| 2d 2d 2d 2d 2d 2d 2d 2d | 2d 2d 2d 2d 2d 2d 2d 2d |--------|--------|
|00004450| 2d 0d 76 6f 69 64 20 41 | 6e 55 70 64 61 74 65 3c |-.void A|nUpdate<|
|00004460| 54 44 61 74 61 52 65 63 | 6f 72 64 3e 3a 3a 41 64 |TDataRec|ord>::Ad|
|00004470| 64 52 65 66 65 72 65 6e | 63 65 28 29 20 63 6f 6e |dReferen|ce() con|
|00004480| 73 74 0d 7b 0d 09 69 66 | 28 66 52 65 63 6f 72 64 |st.{..if|(fRecord|
|00004490| 20 21 3d 20 6e 69 6c 29 | 0d 09 09 66 52 65 63 6f | != nil)|...fReco|
|000044a0| 72 64 2d 3e 41 64 64 52 | 65 66 65 72 65 6e 63 65 |rd->AddR|eference|
|000044b0| 28 29 3b 0d 7d 20 2f 2f | 20 41 6e 55 70 64 61 74 |();.} //| AnUpdat|
|000044c0| 65 3c 54 44 61 74 61 52 | 65 63 6f 72 64 3e 3a 3a |e<TDataR|ecord>::|
|000044d0| 41 64 64 52 65 66 65 72 | 65 6e 63 65 0d 0d 2f 2f |AddRefer|ence..//|
|000044e0| 2d 2d 2d 2d 2d 2d 2d 2d | 2d 2d 2d 2d 2d 2d 2d 2d |--------|--------|
|000044f0| 2d 2d 2d 2d 2d 2d 2d 2d | 2d 2d 2d 2d 2d 2d 2d 2d |--------|--------|
|00004500| 2d 2d 2d 2d 2d 2d 2d 2d | 2d 2d 2d 2d 2d 2d 2d 2d |--------|--------|
|00004510| 2d 2d 2d 2d 2d 2d 2d 2d | 2d 2d 2d 2d 2d 2d 2d 2d |--------|--------|
|00004520| 2d 2d 2d 2d 2d 2d 2d 2d | 2d 2d 2d 2d 2d 2d 2d 2d |--------|--------|
|00004530| 0d 2f 2f 20 41 6e 55 70 | 64 61 74 65 3c 54 44 61 |.// AnUp|date<TDa|
|00004540| 74 61 52 65 63 6f 72 64 | 3e 3a 3a 52 65 6d 6f 76 |taRecord|>::Remov|
|00004550| 65 52 65 66 65 72 65 6e | 63 65 0d 2f 2f 2d 2d 2d |eReferen|ce.//---|
|00004560| 2d 2d 2d 2d 2d 2d 2d 2d | 2d 2d 2d 2d 2d 2d 2d 2d |--------|--------|
|00004570| 2d 2d 2d 2d 2d 2d 2d 2d | 2d 2d 2d 2d 2d 2d 2d 2d |--------|--------|
|00004580| 2d 2d 2d 2d 2d 2d 2d 2d | 2d 2d 2d 2d 2d 2d 2d 2d |--------|--------|
|00004590| 2d 2d 2d 2d 2d 2d 2d 2d | 2d 2d 2d 2d 2d 2d 2d 2d |--------|--------|
|000045a0| 2d 2d 2d 2d 2d 2d 2d 2d | 2d 2d 2d 2d 2d 0d 76 6f |--------|-----.vo|
|000045b0| 69 64 20 41 6e 55 70 64 | 61 74 65 3c 54 44 61 74 |id AnUpd|ate<TDat|
|000045c0| 61 52 65 63 6f 72 64 3e | 3a 3a 52 65 6d 6f 76 65 |aRecord>|::Remove|
|000045d0| 52 65 66 65 72 65 6e 63 | 65 28 29 20 63 6f 6e 73 |Referenc|e() cons|
|000045e0| 74 0d 7b 0d 09 69 66 28 | 66 52 65 63 6f 72 64 20 |t.{..if(|fRecord |
|000045f0| 21 3d 20 6e 69 6c 29 0d | 09 09 66 52 65 63 6f 72 |!= nil).|..fRecor|
|00004600| 64 2d 3e 52 65 6d 6f 76 | 65 52 65 66 65 72 65 6e |d->Remov|eReferen|
|00004610| 63 65 28 29 3b 0d 7d 20 | 2f 2f 20 41 6e 55 70 64 |ce();.} |// AnUpd|
|00004620| 61 74 65 3c 54 44 61 74 | 61 52 65 63 6f 72 64 3e |ate<TDat|aRecord>|
|00004630| 3a 3a 52 65 6d 6f 76 65 | 52 65 66 65 72 65 6e 63 |::Remove|Referenc|
|00004640| 65 0d 00 00 00 00 00 00 | 00 00 00 00 00 00 00 00 |e.......|........|
|00004650| 00 00 00 00 00 00 00 00 | 00 00 00 00 00 00 00 00 |........|........|
|00004660| 00 00 00 00 00 00 00 00 | 00 00 00 00 00 00 00 00 |........|........|
|00004670| 00 00 00 00 00 00 00 00 | 00 00 00 00 00 00 00 00 |........|........|
|00004680| 00 00 01 00 00 00 01 54 | 00 00 00 54 00 00 00 46 |.......T|...T...F|
|00004690| 40 30 3b 00 06 4e fb 00 | 00 00 0a 00 12 00 2a 00 |@0;..N..|......*.|
|000046a0| 42 2f 0c 4e ba f5 56 60 | 36 2f 0c 48 c6 2f 06 2f |B/.N..V`|6/.H././|
|000046b0| 0d 44 61 74 61 52 65 63 | 6f 72 64 2e 63 70 02 00 |.DataRec|ord.cp..|
|000046c0| 00 00 54 45 58 54 4d 4d | 43 43 01 00 00 78 00 00 |..TEXTMM|CC...x..|
|000046d0| 00 00 54 45 58 54 4d 4d | 43 43 01 00 00 78 00 00 |..TEXTMM|CC...x..|
|000046e0| 00 00 00 00 00 00 00 00 | 00 00 00 00 00 00 00 00 |........|........|
|000046f0| 00 00 ab e2 95 4e 00 00 | 45 c2 00 00 01 9a 75 22 |.....N..|E.....u"|
|00004700| 2f 00 04 20 2f 00 08 48 | e7 06 00 2a 00 6a 02 44 |/.. /..H|...*.j.D|
|00004710| 80 2c 01 6a 02 44 81 4e | ba 00 1c 4a 85 6a 02 44 |.,.j.D.N|...J.j.D|
|00004720| 80 bb 86 6a 02 44 81 4c | df 00 60 4e 75 22 2f 00 |...j.D.L|..`Nu"/.|
|00004730| 04 20 2f 00 08 48 e7 38 | 00 24 01 48 42 4a 42 66 |. /..H.8|.$.HBJBf|
|00004740| 1c 36 00 42 40 48 40 67 | 04 80 c1 34 00 48 42 30 |.6.B@H@g|...4.HB0|
|00004750| 03 80 c1 34 00 22 02 42 | 40 48 40 60 22 24 00 42 |...4.".B|@H@`"$.B|
|00004760| 40 48 40 48 42 42 42 26 | 01 72 00 78 0f d4 82 d1 |@H@HBBB&|.r.x....|
|00004770| 80 d2 81 b0 83 65 04 90 | 83 52 01 51 cc ff f0 4c |.....e..|.R.Q...L|
|00004780| 00 00 00 48 00 09 4d 6f | 6e 61 63 6f 00 00 00 00 |...H..Mo|naco....|
|00004790| 00 00 00 00 00 00 00 00 | 00 00 00 00 00 00 00 00 |........|........|
|000047a0| 00 00 00 00 00 00 00 03 | 00 04 00 63 00 13 01 d6 |........|...c....|
|000047b0| 02 72 00 63 00 13 01 d6 | 02 72 ac a4 1c 7b 00 00 |.r.c....|.r...{..|
|000047c0| 2b 0f 00 00 2b 0f 00 00 | 29 ad 01 00 00 00 00 04 |+...+...|).......|
|000047d0| 00 01 00 01 00 00 01 00 | 00 00 01 54 00 00 00 54 |........|...T...T|
|000047e0| 00 00 00 46 00 d0 7e d8 | 1a d0 00 00 00 1c 00 46 |...F..~.|.......F|
|000047f0| 00 01 4d 50 53 52 00 00 | 00 12 4d 57 42 42 00 00 |..MPSR..|..MWBB..|
|00004800| 00 1e 03 ed ff ff 00 00 | 00 00 00 00 00 00 03 f0 |........|........|
|00004810| ff ff 00 00 00 4c 00 00 | 00 00 00 00 00 00 00 00 |.....L..|........|
|00004820| 00 00 00 00 00 00 00 00 | 00 00 00 00 00 00 00 00 |........|........|
|00004830| 00 00 00 00 00 00 00 00 | 00 00 00 00 00 00 00 00 |........|........|
|00004840| 00 00 00 00 00 00 00 00 | 00 00 00 00 00 00 00 00 |........|........|
|00004850| 00 00 00 00 00 00 00 00 | 00 00 00 00 00 00 00 00 |........|........|
|00004860| 00 00 00 00 00 00 00 00 | 00 00 00 00 00 00 00 00 |........|........|
|00004870| 00 00 00 00 00 00 00 00 | 00 00 00 00 00 00 00 00 |........|........|
+--------+-------------------------+-------------------------+--------+--------+