dataoutputstream.html

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<B>Constructor Detail</B></FONT></TD>
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<A NAME="DataOutputStream(java.io.OutputStream)"><!-- --></A><H3>
DataOutputStream</H3>
<PRE>
public <B>DataOutputStream</B>(<A HREF="../../java/io/OutputStream.html">OutputStream</A>&nbsp;out)</PRE>
<DL>
<DD>Creates a new data output stream to write data to the specified
 underlying output stream.<DD><DL>
<DT><B>Parameters:</B><DD><CODE>out</CODE> - the underlying output stream, to be saved for later
                use.</DL>
</DD>
</DL>

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<B>Method Detail</B></FONT></TD>
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<A NAME="write(int)"><!-- --></A><H3>
write</H3>
<PRE>
public void <B>write</B>(int&nbsp;b)
           throws <A HREF="../../java/io/IOException.html">IOException</A></PRE>
<DL>
<DD>Writes the specified byte (the low eight bits of the argument
 <code>b</code>) to the underlying output stream.
 <p>
 Implements the <code>write</code> method of <code>OutputStream</code>.<DD><DL>
<DT><B>Specified by: </B><DD><CODE><A HREF="../../java/io/DataOutput.html#write(int)">write</A></CODE> in interface <CODE><A HREF="../../java/io/DataOutput.html">DataOutput</A></CODE><DT><B>Overrides:</B><DD><CODE><A HREF="../../java/io/OutputStream.html#write(int)">write</A></CODE> in class <CODE><A HREF="../../java/io/OutputStream.html">OutputStream</A></CODE></DL>
</DD>
<DD><DL>
<DT><B>Parameters:</B><DD><CODE>b</CODE> - the <code>byte</code> to be written.<DT><B>Throws:</B><DD><CODE><A HREF="../../java/io/IOException.html">IOException</A></CODE> - if an I/O error occurs.</DL>
</DD>
</DL>
<HR>

<A NAME="write(byte[], int, int)"><!-- --></A><H3>
write</H3>
<PRE>
public void <B>write</B>(byte[]&nbsp;b,
                  int&nbsp;off,
                  int&nbsp;len)
           throws <A HREF="../../java/io/IOException.html">IOException</A></PRE>
<DL>
<DD>Writes <code>len</code> bytes from the specified byte array
 starting at offset <code>off</code> to the underlying output stream.<DD><DL>
<DT><B>Specified by: </B><DD><CODE><A HREF="../../java/io/DataOutput.html#write(byte[], int, int)">write</A></CODE> in interface <CODE><A HREF="../../java/io/DataOutput.html">DataOutput</A></CODE><DT><B>Overrides:</B><DD><CODE><A HREF="../../java/io/OutputStream.html#write(byte[], int, int)">write</A></CODE> in class <CODE><A HREF="../../java/io/OutputStream.html">OutputStream</A></CODE></DL>
</DD>
<DD><DL>
<DT><B>Parameters:</B><DD><CODE>b</CODE> - the data.<DD><CODE>off</CODE> - the start offset in the data.<DD><CODE>len</CODE> - the number of bytes to write.<DT><B>Throws:</B><DD><CODE><A HREF="../../java/io/IOException.html">IOException</A></CODE> - if an I/O error occurs.</DL>
</DD>
</DL>
<HR>

<A NAME="flush()"><!-- --></A><H3>
flush</H3>
<PRE>
public void <B>flush</B>()
           throws <A HREF="../../java/io/IOException.html">IOException</A></PRE>
<DL>
<DD>Flushes this data output stream. This forces any buffered output
 bytes to be written out to the stream.
 <p>
 The <code>flush</code> method of <code>DataOutputStream</code>
 calls the <code>flush</code> method of its underlying output stream.<DD><DL>
<DT><B>Overrides:</B><DD><CODE><A HREF="../../java/io/OutputStream.html#flush()">flush</A></CODE> in class <CODE><A HREF="../../java/io/OutputStream.html">OutputStream</A></CODE></DL>
</DD>
<DD><DL>
<DT><B>Throws:</B><DD><CODE><A HREF="../../java/io/IOException.html">IOException</A></CODE> - if an I/O error occurs.</DL>
</DD>
</DL>
<HR>

<A NAME="close()"><!-- --></A><H3>
close</H3>
<PRE>
public void <B>close</B>()
           throws <A HREF="../../java/io/IOException.html">IOException</A></PRE>
<DL>
<DD>Closes this output stream and releases any system resources
 associated with the stream.
 <p>
 The <code>close</code> method
 calls its <code>flush</code> method, and then calls the
 <code>close</code> method of its underlying output stream.<DD><DL>
<DT><B>Overrides:</B><DD><CODE><A HREF="../../java/io/OutputStream.html#close()">close</A></CODE> in class <CODE><A HREF="../../java/io/OutputStream.html">OutputStream</A></CODE></DL>
</DD>
<DD><DL>
<DT><B>Throws:</B><DD><CODE><A HREF="../../java/io/IOException.html">IOException</A></CODE> - if an I/O error occurs.</DL>
</DD>
</DL>
<HR>

<A NAME="writeBoolean(boolean)"><!-- --></A><H3>
writeBoolean</H3>
<PRE>
public final void <B>writeBoolean</B>(boolean&nbsp;v)
                        throws <A HREF="../../java/io/IOException.html">IOException</A></PRE>
<DL>
<DD>Writes a <code>boolean</code> to the underlying output stream as
 a 1-byte value. The value <code>true</code> is written out as the
 value <code>(byte)1</code>; the value <code>false</code> is
 written out as the value <code>(byte)0</code>.<DD><DL>
<DT><B>Specified by: </B><DD><CODE><A HREF="../../java/io/DataOutput.html#writeBoolean(boolean)">writeBoolean</A></CODE> in interface <CODE><A HREF="../../java/io/DataOutput.html">DataOutput</A></CODE></DL>
</DD>
<DD><DL>
<DT><B>Parameters:</B><DD><CODE>v</CODE> - a <code>boolean</code> value to be written.<DT><B>Throws:</B><DD><CODE><A HREF="../../java/io/IOException.html">IOException</A></CODE> - if an I/O error occurs.</DL>
</DD>
</DL>
<HR>

<A NAME="writeByte(int)"><!-- --></A><H3>
writeByte</H3>
<PRE>
public final void <B>writeByte</B>(int&nbsp;v)
                     throws <A HREF="../../java/io/IOException.html">IOException</A></PRE>
<DL>
<DD>Writes out a <code>byte</code> to the underlying output stream as
 a 1-byte value.<DD><DL>
<DT><B>Specified by: </B><DD><CODE><A HREF="../../java/io/DataOutput.html#writeByte(int)">writeByte</A></CODE> in interface <CODE><A HREF="../../java/io/DataOutput.html">DataOutput</A></CODE></DL>
</DD>
<DD><DL>
<DT><B>Parameters:</B><DD><CODE>v</CODE> - a <code>byte</code> value to be written.<DT><B>Throws:</B><DD><CODE><A HREF="../../java/io/IOException.html">IOException</A></CODE> - if an I/O error occurs.</DL>
</DD>
</DL>
<HR>

<A NAME="writeShort(int)"><!-- --></A><H3>
writeShort</H3>
<PRE>
public final void <B>writeShort</B>(int&nbsp;v)
                      throws <A HREF="../../java/io/IOException.html">IOException</A></PRE>
<DL>
<DD>Writes a <code>short</code> to the underlying output stream as two
 bytes, high byte first.<DD><DL>
<DT><B>Specified by: </B><DD><CODE><A HREF="../../java/io/DataOutput.html#writeShort(int)">writeShort</A></CODE> in interface <CODE><A HREF="../../java/io/DataOutput.html">DataOutput</A></CODE></DL>
</DD>
<DD><DL>
<DT><B>Parameters:</B><DD><CODE>v</CODE> - a <code>short</code> to be written.<DT><B>Throws:</B><DD><CODE><A HREF="../../java/io/IOException.html">IOException</A></CODE> - if an I/O error occurs.</DL>
</DD>
</DL>
<HR>

<A NAME="writeChar(int)"><!-- --></A><H3>
writeChar</H3>
<PRE>
public final void <B>writeChar</B>(int&nbsp;v)
                     throws <A HREF="../../java/io/IOException.html">IOException</A></PRE>
<DL>
<DD>Writes a <code>char</code> to the underlying output stream as a
 2-byte value, high byte first.<DD><DL>
<DT><B>Specified by: </B><DD><CODE><A HREF="../../java/io/DataOutput.html#writeChar(int)">writeChar</A></CODE> in interface <CODE><A HREF="../../java/io/DataOutput.html">DataOutput</A></CODE></DL>
</DD>
<DD><DL>
<DT><B>Parameters:</B><DD><CODE>v</CODE> - a <code>char</code> value to be written.<DT><B>Throws:</B><DD><CODE><A HREF="../../java/io/IOException.html">IOException</A></CODE> - if an I/O error occurs.</DL>
</DD>
</DL>
<HR>

<A NAME="writeInt(int)"><!-- --></A><H3>
writeInt</H3>
<PRE>
public final void <B>writeInt</B>(int&nbsp;v)
                    throws <A HREF="../../java/io/IOException.html">IOException</A></PRE>
<DL>
<DD>Writes an <code>int</code> to the underlying output stream as four
 bytes, high byte first.<DD><DL>
<DT><B>Specified by: </B><DD><CODE><A HREF="../../java/io/DataOutput.html#writeInt(int)">writeInt</A></CODE> in interface <CODE><A HREF="../../java/io/DataOutput.html">DataOutput</A></CODE></DL>
</DD>
<DD><DL>
<DT><B>Parameters:</B><DD><CODE>v</CODE> - an <code>int</code> to be written.<DT><B>Throws:</B><DD><CODE><A HREF="../../java/io/IOException.html">IOException</A></CODE> - if an I/O error occurs.</DL>
</DD>
</DL>
<HR>

<A NAME="writeLong(long)"><!-- --></A><H3>
writeLong</H3>
<PRE>
public final void <B>writeLong</B>(long&nbsp;v)
                     throws <A HREF="../../java/io/IOException.html">IOException</A></PRE>
<DL>
<DD>Writes a <code>long</code> to the underlying output stream as eight
 bytes, high byte first.<DD><DL>
<DT><B>Specified by: </B><DD><CODE><A HREF="../../java/io/DataOutput.html#writeLong(long)">writeLong</A></CODE> in interface <CODE><A HREF="../../java/io/DataOutput.html">DataOutput</A></CODE></DL>
</DD>
<DD><DL>
<DT><B>Parameters:</B><DD><CODE>v</CODE> - a <code>long</code> to be written.<DT><B>Throws:</B><DD><CODE><A HREF="../../java/io/IOException.html">IOException</A></CODE> - if an I/O error occurs.</DL>
</DD>
</DL>
<HR>

<A NAME="writeChars(java.lang.String)"><!-- --></A><H3>
writeChars</H3>
<PRE>
public final void <B>writeChars</B>(<A HREF="../../java/lang/String.html">String</A>&nbsp;s)
                      throws <A HREF="../../java/io/IOException.html">IOException</A></PRE>
<DL>
<DD>Writes a string to the underlying output stream as a sequence of
 characters. Each character is written to the data output stream as
 if by the <code>writeChar</code> method.<DD><DL>
<DT><B>Specified by: </B><DD><CODE><A HREF="../../java/io/DataOutput.html#writeChars(java.lang.String)">writeChars</A></CODE> in interface <CODE><A HREF="../../java/io/DataOutput.html">DataOutput</A></CODE></DL>
</DD>
<DD><DL>
<DT><B>Parameters:</B><DD><CODE>s</CODE> - a <code>String</code> value to be written.<DT><B>Throws:</B><DD><CODE><A HREF="../../java/io/IOException.html">IOException</A></CODE> - if an I/O error occurs.<DT><B>See Also: </B><DD><A HREF="../../java/io/DataOutputStream.html#writeChar(int)"><CODE>writeChar(int)</CODE></A></DL>
</DD>
</DL>
<HR>

<A NAME="writeUTF(java.lang.String)"><!-- --></A><H3>
writeUTF</H3>
<PRE>
public final void <B>writeUTF</B>(<A HREF="../../java/lang/String.html">String</A>&nbsp;str)
                    throws <A HREF="../../java/io/IOException.html">IOException</A></PRE>
<DL>
<DD>Writes a string to the underlying output stream using UTF-8
 encoding in a machine-independent manner.
 <p>
 First, two bytes are written to the output stream as if by the
 <code>writeShort</code> method giving the number of bytes to
 follow. This value is the number of bytes actually written out,
 not the length of the string. Following the length, each character
 of the string is output, in sequence, using the UTF-8 encoding
 for the character.<DD><DL>
<DT><B>Specified by: </B><DD><CODE><A HREF="../../java/io/DataOutput.html#writeUTF(java.lang.String)">writeUTF</A></CODE> in interface <CODE><A HREF="../../java/io/DataOutput.html">DataOutput</A></CODE></DL>
</DD>
<DD><DL>
<DT><B>Parameters:</B><DD><CODE>str</CODE> - a string to be written.<DT><B>Throws:</B><DD><CODE><A HREF="../../java/io/IOException.html">IOException</A></CODE> - if an I/O error occurs.</DL>
</DD>
</DL>
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