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src/java.base/share/classes/java/io/DataOutputStream.java

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  84      * @exception  IOException  if an I/O error occurs.
  85      * @see        java.io.FilterOutputStream#out
  86      */
  87     public synchronized void write(int b) throws IOException {
  88         out.write(b);
  89         incCount(1);
  90     }
  91 
  92     /**
  93      * Writes <code>len</code> bytes from the specified byte array
  94      * starting at offset <code>off</code> to the underlying output stream.
  95      * If no exception is thrown, the counter <code>written</code> is
  96      * incremented by <code>len</code>.
  97      *
  98      * @param      b     the data.
  99      * @param      off   the start offset in the data.
 100      * @param      len   the number of bytes to write.
 101      * @exception  IOException  if an I/O error occurs.
 102      * @see        java.io.FilterOutputStream#out
 103      */
 104     public synchronized void write(byte b[], int off, int len)
 105         throws IOException
 106     {
 107         out.write(b, off, len);
 108         incCount(len);
 109     }
 110 
 111     /**
 112      * Flushes this data output stream. This forces any buffered output
 113      * bytes to be written out to the stream.
 114      * <p>
 115      * The <code>flush</code> method of <code>DataOutputStream</code>
 116      * calls the <code>flush</code> method of its underlying output stream.
 117      *
 118      * @exception  IOException  if an I/O error occurs.
 119      * @see        java.io.FilterOutputStream#out
 120      * @see        java.io.OutputStream#flush()
 121      */
 122     public void flush() throws IOException {
 123         out.flush();
 124     }


 184         incCount(2);
 185     }
 186 
 187     /**
 188      * Writes an <code>int</code> to the underlying output stream as four
 189      * bytes, high byte first. If no exception is thrown, the counter
 190      * <code>written</code> is incremented by <code>4</code>.
 191      *
 192      * @param      v   an <code>int</code> to be written.
 193      * @exception  IOException  if an I/O error occurs.
 194      * @see        java.io.FilterOutputStream#out
 195      */
 196     public final void writeInt(int v) throws IOException {
 197         out.write((v >>> 24) & 0xFF);
 198         out.write((v >>> 16) & 0xFF);
 199         out.write((v >>>  8) & 0xFF);
 200         out.write((v >>>  0) & 0xFF);
 201         incCount(4);
 202     }
 203 
 204     private byte writeBuffer[] = new byte[8];
 205 
 206     /**
 207      * Writes a <code>long</code> to the underlying output stream as eight
 208      * bytes, high byte first. In no exception is thrown, the counter
 209      * <code>written</code> is incremented by <code>8</code>.
 210      *
 211      * @param      v   a <code>long</code> to be written.
 212      * @exception  IOException  if an I/O error occurs.
 213      * @see        java.io.FilterOutputStream#out
 214      */
 215     public final void writeLong(long v) throws IOException {
 216         writeBuffer[0] = (byte)(v >>> 56);
 217         writeBuffer[1] = (byte)(v >>> 48);
 218         writeBuffer[2] = (byte)(v >>> 40);
 219         writeBuffer[3] = (byte)(v >>> 32);
 220         writeBuffer[4] = (byte)(v >>> 24);
 221         writeBuffer[5] = (byte)(v >>> 16);
 222         writeBuffer[6] = (byte)(v >>>  8);
 223         writeBuffer[7] = (byte)(v >>>  0);
 224         out.write(writeBuffer, 0, 8);




  84      * @exception  IOException  if an I/O error occurs.
  85      * @see        java.io.FilterOutputStream#out
  86      */
  87     public synchronized void write(int b) throws IOException {
  88         out.write(b);
  89         incCount(1);
  90     }
  91 
  92     /**
  93      * Writes <code>len</code> bytes from the specified byte array
  94      * starting at offset <code>off</code> to the underlying output stream.
  95      * If no exception is thrown, the counter <code>written</code> is
  96      * incremented by <code>len</code>.
  97      *
  98      * @param      b     the data.
  99      * @param      off   the start offset in the data.
 100      * @param      len   the number of bytes to write.
 101      * @exception  IOException  if an I/O error occurs.
 102      * @see        java.io.FilterOutputStream#out
 103      */
 104     public synchronized void write(byte[] b, int off, int len)
 105         throws IOException
 106     {
 107         out.write(b, off, len);
 108         incCount(len);
 109     }
 110 
 111     /**
 112      * Flushes this data output stream. This forces any buffered output
 113      * bytes to be written out to the stream.
 114      * <p>
 115      * The <code>flush</code> method of <code>DataOutputStream</code>
 116      * calls the <code>flush</code> method of its underlying output stream.
 117      *
 118      * @exception  IOException  if an I/O error occurs.
 119      * @see        java.io.FilterOutputStream#out
 120      * @see        java.io.OutputStream#flush()
 121      */
 122     public void flush() throws IOException {
 123         out.flush();
 124     }


 184         incCount(2);
 185     }
 186 
 187     /**
 188      * Writes an <code>int</code> to the underlying output stream as four
 189      * bytes, high byte first. If no exception is thrown, the counter
 190      * <code>written</code> is incremented by <code>4</code>.
 191      *
 192      * @param      v   an <code>int</code> to be written.
 193      * @exception  IOException  if an I/O error occurs.
 194      * @see        java.io.FilterOutputStream#out
 195      */
 196     public final void writeInt(int v) throws IOException {
 197         out.write((v >>> 24) & 0xFF);
 198         out.write((v >>> 16) & 0xFF);
 199         out.write((v >>>  8) & 0xFF);
 200         out.write((v >>>  0) & 0xFF);
 201         incCount(4);
 202     }
 203 
 204     private byte[] writeBuffer = new byte[8];
 205 
 206     /**
 207      * Writes a <code>long</code> to the underlying output stream as eight
 208      * bytes, high byte first. In no exception is thrown, the counter
 209      * <code>written</code> is incremented by <code>8</code>.
 210      *
 211      * @param      v   a <code>long</code> to be written.
 212      * @exception  IOException  if an I/O error occurs.
 213      * @see        java.io.FilterOutputStream#out
 214      */
 215     public final void writeLong(long v) throws IOException {
 216         writeBuffer[0] = (byte)(v >>> 56);
 217         writeBuffer[1] = (byte)(v >>> 48);
 218         writeBuffer[2] = (byte)(v >>> 40);
 219         writeBuffer[3] = (byte)(v >>> 32);
 220         writeBuffer[4] = (byte)(v >>> 24);
 221         writeBuffer[5] = (byte)(v >>> 16);
 222         writeBuffer[6] = (byte)(v >>>  8);
 223         writeBuffer[7] = (byte)(v >>>  0);
 224         out.write(writeBuffer, 0, 8);


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