Cre@te Online 2000 December/Cre@teOnline CD05.iso/MacSoft/XML Instance.sea/XML Instance/Required/ldapjdk.jar/netscape/ldap/ber/stream/BERBitString.class

Java Class File | 1999-04-13 | 2.4 KB | 206 lines

package netscape.ldap.ber.stream;

import java.io.IOException;
import java.io.InputStream;
import java.io.OutputStream;
import java.util.BitSet;

public class BERBitString extends BERElement {
   private BitSet m_value;
   private int m_value_num_bits;

   public BERBitString(BitSet var1) {
      this.m_value = var1;
   }

   public BERBitString(BERTagDecoder var1, InputStream var2, int[] var3) throws IOException {
      int var4 = BERElement.readLengthOctets(var2, var3);
      int[] var5 = new int[1];
      Object var6 = null;
      if (var4 == -1) {
         var5[0] = 0;
         BERElement var12 = BERElement.getElement(var1, var2, var5);
         if (var12 != null) {
            BERBitString var13 = (BERBitString)var12;
            BitSet var14 = new BitSet(this.m_value_num_bits + var13.getSize());

            for(int var15 = 0; var15 < this.m_value_num_bits; ++var15) {
               if (this.m_value.get(var15)) {
                  var14.set(var15);
               }
            }

            for(int var16 = 0; var16 < var13.getSize(); ++var16) {
               if (var13.getValue().get(var16)) {
                  var14.set(this.m_value_num_bits + var16);
               }
            }

            this.m_value = var14;
            this.m_value_num_bits += var13.getSize();
         }

         while(var12 != null) {
         }

      } else {
         for(var3[0] += var4; var4 > 0; var4 -= var5[0]) {
            var5[0] = 0;
            BERElement var11 = BERElement.getElement(var1, var2, var5);
            if (var11 != null) {
               BERBitString var7 = (BERBitString)var11;
               BitSet var8 = new BitSet(this.m_value_num_bits + var7.getSize());

               for(int var9 = 0; var9 < this.m_value_num_bits; ++var9) {
                  if (this.m_value.get(var9)) {
                     var8.set(var9);
                  }
               }

               for(int var10 = 0; var10 < var7.getSize(); ++var10) {
                  if (var7.getValue().get(var10)) {
                     var8.set(this.m_value_num_bits + var10);
                  }
               }

               this.m_value = var8;
               this.m_value_num_bits += var7.getSize();
            }
         }

      }
   }

   public BERBitString(InputStream var1, int[] var2) throws IOException {
      int var4 = BERElement.readLengthOctets(var1, var2);
      int var5 = var1.read();
      int var10002 = var2[0]++;
      --var4;
      this.m_value_num_bits = (var4 - 1) * 8 + (8 - var5);
      this.m_value = new BitSet();
      int var6 = 0;

      for(int var7 = 0; var7 < var4 - 1; ++var7) {
         int var3 = var1.read();
         int var8 = 128;

         for(int var9 = 0; var9 < 8; ++var9) {
            if ((var3 & var8) > 0) {
               this.m_value.set(var6);
            } else {
               this.m_value.clear(var6);
            }

            ++var6;
            var8 /= 2;
         }
      }

      int var10 = var1.read();
      int var12 = 128;

      for(int var13 = 0; var13 < 8 - var5; ++var13) {
         if ((var10 & var12) > 0) {
            this.m_value.set(var6);
         } else {
            this.m_value.clear(var6);
         }

         ++var6;
         var12 /= 2;
      }

      var2[0] += var4;
   }

   public void write(OutputStream var1) throws IOException {
      var1.write(3);
      int var2 = this.m_value_num_bits;
      int var3 = 8 - var2 % 8;
      int var4 = var2 / 8 + 1;
      if (var3 > 0) {
         ++var4;
      }

      var1.write(var4);
      var1.write(var3);

      for(int var5 = 0; var5 < var2 / 8; ++var5) {
         int var6 = 0;
         int var7 = 128;

         for(int var8 = 0; var8 < 8; ++var8) {
            if (this.m_value.get(var5 * 8 + var8)) {
               var6 += var7;
            }

            var7 /= 2;
         }

         var1.write(var6);
      }

      if (var3 > 0) {
         int var9 = 0;
         int var10 = 128;

         for(int var11 = 0; var11 < var3; ++var11) {
            if (this.m_value.get(var2 / 8 * 8 + var11)) {
               var9 += var10;
            }

            var10 /= 2;
         }

         var1.write(var9);
      }

   }

   public BitSet getValue() {
      return this.m_value;
   }

   public int getSize() {
      return this.m_value_num_bits;
   }

   public int getType() {
      return 3;
   }

   public String toString() {
      String var1 = "";
      int var3 = this.m_value_num_bits;

      for(int var4 = 0; var4 < var3 / 8; ++var4) {
         int var2 = 0;
         int var5 = 128;

         for(int var6 = 0; var6 < 8; ++var6) {
            if (this.m_value.get(var4 * 8 + var6)) {
               var2 += var5;
            }

            var5 /= 2;
         }

         var1 = var1 + " " + (byte)var2;
      }

      int var9 = 128;
      int var8 = 0;

      for(int var10 = 0; var10 < var3 - var3 / 8; ++var10) {
         if (this.m_value.get(var3 / 8 * 8 + var10)) {
            var8 += var9;
         }

         var9 /= 2;
      }

      var1 = var1 + " " + (byte)var8;
      return "Bitstring {" + var1 + " }";
   }
}