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<div class="subTitle">org.apache.commons.net.discard</div>
<h2 title="Class DiscardUDPClient" class="title">Class DiscardUDPClient</h2>
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<li><a href="../../../../../org/apache/commons/net/DatagramSocketClient.html" title="class in org.apache.commons.net">org.apache.commons.net.DatagramSocketClient</a></li>
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<ul class="inheritance">
<li>org.apache.commons.net.discard.DiscardUDPClient</li>
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<dt>Direct Known Subclasses:</dt>
<dd><a href="../../../../../org/apache/commons/net/echo/EchoUDPClient.html" title="class in org.apache.commons.net.echo">EchoUDPClient</a></dd>
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<hr>
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<pre>public class <span class="strong">DiscardUDPClient</span>
extends <a href="../../../../../org/apache/commons/net/DatagramSocketClient.html" title="class in org.apache.commons.net">DatagramSocketClient</a></pre>
<div class="block">The DiscardUDPClient class is a UDP implementation of a client for the
Discard protocol described in RFC 863. To use the class,
just open a local UDP port
with <a href="../../../../../org/apache/commons/net/DatagramSocketClient.html#open()"><code>open </code></a>
and call <a href="../../../../../org/apache/commons/net/discard/DiscardUDPClient.html#send(byte[], int, java.net.InetAddress, int)"><code>send </code></a> to send datagrams to the server
After you're done sending discard data, call
<a href="../../../../../org/apache/commons/net/DatagramSocketClient.html#close()"><code>close() </code></a>
to clean up properly.
<p>
<p></div>
<dl><dt><span class="strong">Author:</span></dt>
<dd>Daniel F. Savarese</dd>
<dt><span class="strong">See Also:</span></dt><dd><a href="../../../../../org/apache/commons/net/discard/DiscardTCPClient.html" title="class in org.apache.commons.net.discard"><code>DiscardTCPClient</code></a></dd></dl>
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<td class="colFirst"><code>static int</code></td>
<td class="colLast"><code><strong><a href="../../../../../org/apache/commons/net/discard/DiscardUDPClient.html#DEFAULT_PORT">DEFAULT_PORT</a></strong></code>
<div class="block">The default discard port.</div>
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<code><a href="../../../../../org/apache/commons/net/DatagramSocketClient.html#_isOpen_">_isOpen_</a>, <a href="../../../../../org/apache/commons/net/DatagramSocketClient.html#_socket_">_socket_</a>, <a href="../../../../../org/apache/commons/net/DatagramSocketClient.html#_socketFactory_">_socketFactory_</a>, <a href="../../../../../org/apache/commons/net/DatagramSocketClient.html#_timeout_">_timeout_</a></code></li>
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<td class="colOne"><code><strong><a href="../../../../../org/apache/commons/net/discard/DiscardUDPClient.html#DiscardUDPClient()">DiscardUDPClient</a></strong>()</code> </td>
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<td class="colFirst"><code>void</code></td>
<td class="colLast"><code><strong><a href="../../../../../org/apache/commons/net/discard/DiscardUDPClient.html#send(byte[], java.net.InetAddress)">send</a></strong>(byte[] data,
<a href="file:///usr/share/doc/default-jdk-doc/api/java/net/InetAddress.html?is-external=true" title="class or interface in java.net">InetAddress</a> host)</code>
<div class="block">Same as
<code>send(data, data.length, host.</div>
</td>
</tr>
<tr class="rowColor">
<td class="colFirst"><code>void</code></td>
<td class="colLast"><code><strong><a href="../../../../../org/apache/commons/net/discard/DiscardUDPClient.html#send(byte[], int, java.net.InetAddress)">send</a></strong>(byte[] data,
int length,
<a href="file:///usr/share/doc/default-jdk-doc/api/java/net/InetAddress.html?is-external=true" title="class or interface in java.net">InetAddress</a> host)</code>
<div class="block">Same as
<code>send(data, length, host.</div>
</td>
</tr>
<tr class="altColor">
<td class="colFirst"><code>void</code></td>
<td class="colLast"><code><strong><a href="../../../../../org/apache/commons/net/discard/DiscardUDPClient.html#send(byte[], int, java.net.InetAddress, int)">send</a></strong>(byte[] data,
int length,
<a href="file:///usr/share/doc/default-jdk-doc/api/java/net/InetAddress.html?is-external=true" title="class or interface in java.net">InetAddress</a> host,
int port)</code>
<div class="block">Sends the specified data to the specified server at the specified port.</div>
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<h3>Methods inherited from class org.apache.commons.net.<a href="../../../../../org/apache/commons/net/DatagramSocketClient.html" title="class in org.apache.commons.net">DatagramSocketClient</a></h3>
<code><a href="../../../../../org/apache/commons/net/DatagramSocketClient.html#close()">close</a>, <a href="../../../../../org/apache/commons/net/DatagramSocketClient.html#getDefaultTimeout()">getDefaultTimeout</a>, <a href="../../../../../org/apache/commons/net/DatagramSocketClient.html#getLocalAddress()">getLocalAddress</a>, <a href="../../../../../org/apache/commons/net/DatagramSocketClient.html#getLocalPort()">getLocalPort</a>, <a href="../../../../../org/apache/commons/net/DatagramSocketClient.html#getSoTimeout()">getSoTimeout</a>, <a href="../../../../../org/apache/commons/net/DatagramSocketClient.html#isOpen()">isOpen</a>, <a href="../../../../../org/apache/commons/net/DatagramSocketClient.html#open()">open</a>, <a href="../../../../../org/apache/commons/net/DatagramSocketClient.html#open(int)">open</a>, <a href="../../../../../org/apache/commons/net/DatagramSocketClient.html#open(int, java.net.InetAddress)">open</a>, <a href="../../../../../org/apache/commons/net/DatagramSocketClient.html#setDatagramSocketFactory(org.apache.commons.net.DatagramSocketFactory)">setDatagramSocketFactory</a>, <a href="../../../../../org/apache/commons/net/DatagramSocketClient.html#setDefaultTimeout(int)">setDefaultTimeout</a>, <a href="../../../../../org/apache/commons/net/DatagramSocketClient.html#setSoTimeout(int)">setSoTimeout</a></code></li>
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<h4>DEFAULT_PORT</h4>
<pre>public static final int DEFAULT_PORT</pre>
<div class="block">The default discard port. It is set to 9 according to RFC 863.</div>
<dl><dt><span class="strong">See Also:</span></dt><dd><a href="../../../../../constant-values.html#org.apache.commons.net.discard.DiscardUDPClient.DEFAULT_PORT">Constant Field Values</a></dd></dl>
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<h4>DiscardUDPClient</h4>
<pre>public DiscardUDPClient()</pre>
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<h4>send</h4>
<pre>public void send(byte[] data,
int length,
<a href="file:///usr/share/doc/default-jdk-doc/api/java/net/InetAddress.html?is-external=true" title="class or interface in java.net">InetAddress</a> host,
int port)
throws <a href="file:///usr/share/doc/default-jdk-doc/api/java/io/IOException.html?is-external=true" title="class or interface in java.io">IOException</a></pre>
<div class="block">Sends the specified data to the specified server at the specified port.
<p></div>
<dl><dt><span class="strong">Parameters:</span></dt><dd><code>data</code> - The discard data to send.</dd><dd><code>length</code> - The length of the data to send. Should be less than
or equal to the length of the data byte array.</dd><dd><code>host</code> - The address of the server.</dd><dd><code>port</code> - The service port.</dd>
<dt><span class="strong">Throws:</span></dt>
<dd><code><a href="file:///usr/share/doc/default-jdk-doc/api/java/io/IOException.html?is-external=true" title="class or interface in java.io">IOException</a></code> - If an error occurs during the datagram send
operation.</dd></dl>
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<h4>send</h4>
<pre>public void send(byte[] data,
int length,
<a href="file:///usr/share/doc/default-jdk-doc/api/java/net/InetAddress.html?is-external=true" title="class or interface in java.net">InetAddress</a> host)
throws <a href="file:///usr/share/doc/default-jdk-doc/api/java/io/IOException.html?is-external=true" title="class or interface in java.io">IOException</a></pre>
<div class="block">Same as
<code>send(data, length, host. DiscardUDPClient.DEFAULT_PORT)</code>.</div>
<dl><dt><span class="strong">Throws:</span></dt>
<dd><code><a href="file:///usr/share/doc/default-jdk-doc/api/java/io/IOException.html?is-external=true" title="class or interface in java.io">IOException</a></code></dd></dl>
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<h4>send</h4>
<pre>public void send(byte[] data,
<a href="file:///usr/share/doc/default-jdk-doc/api/java/net/InetAddress.html?is-external=true" title="class or interface in java.net">InetAddress</a> host)
throws <a href="file:///usr/share/doc/default-jdk-doc/api/java/io/IOException.html?is-external=true" title="class or interface in java.io">IOException</a></pre>
<div class="block">Same as
<code>send(data, data.length, host. DiscardUDPClient.DEFAULT_PORT)</code>.</div>
<dl><dt><span class="strong">Throws:</span></dt>
<dd><code><a href="file:///usr/share/doc/default-jdk-doc/api/java/io/IOException.html?is-external=true" title="class or interface in java.io">IOException</a></code></dd></dl>
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