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Java Source | 1998-09-22 | 4.9 KB | 160 lines |
- /*
- * @(#)DataOutput.java 1.7 98/07/01
- *
- * Copyright 1995-1998 by Sun Microsystems, Inc.,
- * 901 San Antonio Road, Palo Alto, California, 94303, U.S.A.
- * All rights reserved.
- *
- * This software is the confidential and proprietary information
- * of Sun Microsystems, Inc. ("Confidential Information"). You
- * shall not disclose such Confidential Information and shall use
- * it only in accordance with the terms of the license agreement
- * you entered into with Sun.
- */
-
- package java.io;
-
- /**
- * The data output interface is implemented by streams that can
- * write primitive Java data types to an output stream in a
- * machine-independent manner.
- *
- * @author Frank Yellin
- * @version 1.7, 07/01/98
- * @see java.io.DataInput
- * @see java.io.DataOutputStream
- * @since JDK1.0
- */
- public
- interface DataOutput {
- /**
- * Writes the specified byte to this data output stream.
- *
- * @param b the byte to be written.
- * @exception IOException if an I/O error occurs.
- * @since JDK1.0
- */
- void write(int b) throws IOException;
-
- /**
- * Writes <code>b.length</code> bytes from the specified byte array
- * to this output stream.
- *
- * @param b the data.
- * @exception IOException if an I/O error occurs.
- * @since JDK1.0
- */
- void write(byte b[]) throws IOException;
-
- /**
- * Writes <code>len</code> bytes from the specified byte array
- * starting at offset <code>off</code> to this output stream.
- *
- * @param b the data.
- * @param off the start offset in the data.
- * @param len the number of bytes to write.
- * @exception IOException if an I/O error occurs.
- * @since JDK1.0
- */
- void write(byte b[], int off, int len) throws IOException;
-
- /**
- * Writes a <code>boolean</code> value to this output stream.
- *
- * @param v the boolean to be written.
- * @exception IOException if an I/O error occurs.
- * @since JDK1.0
- */
- void writeBoolean(boolean v) throws IOException;
-
- /**
- * Writes an 8-bit value to this output stream.
- *
- * @param v the byte value to be written.
- * @exception IOException if an I/O error occurs.
- * @since JDK1.0
- */
- void writeByte(int v) throws IOException;
-
- /**
- * Writes a 16-bit value to this output stream.
- *
- * @param v the <code>short</code> value to be written.
- * @exception IOException if an I/O error occurs.
- * @since JDK1.0
- */
- void writeShort(int v) throws IOException;
-
- /**
- * Writes a <code>char</code> value to this output stream.
- *
- * @param v the <code>char</code> value to be written.
- * @exception IOException if an I/O error occurs.
- * @since JDK1.0
- */
- void writeChar(int v) throws IOException;
-
- /**
- * Writes an <code>int</code> value to this output stream.
- *
- * @param v the <code>int</code> value to be written.
- * @exception IOException if an I/O error occurs.
- * @since JDK1.0
- */
- void writeInt(int v) throws IOException;
-
- /**
- * Writes a <code>long</code> value to this output stream.
- *
- * @param v the <code>long</code> value to be written.
- * @exception IOException if an I/O error occurs.
- * @since JDK1.0
- */
- void writeLong(long v) throws IOException;
-
- /**
- * Writes a <code>float</code> value to this output stream.
- *
- * @param v the <code>float</code> value to be written.
- * @exception IOException if an I/O error occurs.
- * @since JDK1.0
- */
- void writeFloat(float v) throws IOException;
-
- /**
- * Writes a <code>double</code> value to this output stream.
- *
- * @param v the <code>double</code> value to be written.
- * @exception IOException if an I/O error occurs.
- * @since JDK1.0
- */
- void writeDouble(double v) throws IOException;
-
- /**
- * Writes a string to this output stream.
- *
- * @param s the string of bytes to be written.
- * @exception IOException if an I/O error occurs.
- * @since JDK1.0
- */
- void writeBytes(String s) throws IOException;
-
- /**
- * Writes a string to this output stream.
- *
- * @param s the string value to be written.
- * @exception IOException if an I/O error occurs.
- * @since JDK1.0
- */
- void writeChars(String s) throws IOException;
-
- /**
- * Writes a Unicode string by encoding it using modified UTF-8 format.
- *
- * @param str the string value to be written.
- * @exception IOException if an I/O error occurs.
- * @since JDK1.0
- */
- void writeUTF(String str) throws IOException;
- }
-