author | weijun |
Wed, 01 Oct 2008 10:01:45 +0800 | |
changeset 2597 | 31ee39bed77f |
parent 2 | 90ce3da70b43 |
child 5506 | 202f599c92aa |
permissions | -rw-r--r-- |
2 | 1 |
/* |
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* DO NOT ALTER OR REMOVE COPYRIGHT NOTICES OR THIS FILE HEADER. |
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* |
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* This code is free software; you can redistribute it and/or modify it |
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* under the terms of the GNU General Public License version 2 only, as |
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* published by the Free Software Foundation. Sun designates this |
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* particular file as subject to the "Classpath" exception as provided |
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* by Sun in the LICENSE file that accompanied this code. |
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* |
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* This code is distributed in the hope that it will be useful, but WITHOUT |
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* ANY WARRANTY; without even the implied warranty of MERCHANTABILITY or |
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* FITNESS FOR A PARTICULAR PURPOSE. See the GNU General Public License |
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* version 2 for more details (a copy is included in the LICENSE file that |
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* accompanied this code). |
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* |
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* You should have received a copy of the GNU General Public License version |
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* 2 along with this work; if not, write to the Free Software Foundation, |
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* Inc., 51 Franklin St, Fifth Floor, Boston, MA 02110-1301 USA. |
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* |
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* Please contact Sun Microsystems, Inc., 4150 Network Circle, Santa Clara, |
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* CA 95054 USA or visit www.sun.com if you need additional information or |
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* have any questions. |
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*/ |
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/* |
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* |
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* (C) Copyright IBM Corp. 1999 All Rights Reserved. |
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* Copyright 1997 The Open Group Research Institute. All rights reserved. |
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*/ |
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package sun.security.krb5.internal; |
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import java.io.*; |
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import java.net.*; |
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public class UDPClient { |
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InetAddress iaddr; |
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int iport; |
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int bufSize = 65507; |
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DatagramSocket dgSocket; |
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DatagramPacket dgPacketIn; |
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public UDPClient(InetAddress newIAddr, int port) |
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throws SocketException { |
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iaddr = newIAddr; |
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iport = port; |
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dgSocket = new DatagramSocket(); |
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} |
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public UDPClient(String hostname, int port) |
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throws UnknownHostException, SocketException { |
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iaddr = InetAddress.getByName(hostname); |
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iport = port; |
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dgSocket = new DatagramSocket(); |
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} |
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public UDPClient(String hostname, int port, int timeout) |
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throws UnknownHostException, SocketException { |
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iaddr = InetAddress.getByName(hostname); |
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iport = port; |
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dgSocket = new DatagramSocket(); |
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dgSocket.setSoTimeout(timeout); |
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} |
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public void setBufSize(int newBufSize) { |
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bufSize = newBufSize; |
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} |
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public InetAddress getInetAddress() { |
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if (dgPacketIn != null) |
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return dgPacketIn.getAddress(); |
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return null; |
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} |
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public void send(byte[] data) throws IOException { |
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DatagramPacket dgPacketOut = new DatagramPacket(data, data.length, |
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iaddr, iport); |
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dgSocket.send(dgPacketOut); |
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} |
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public byte[] receive() throws IOException { |
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byte ibuf[] = new byte[bufSize]; |
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dgPacketIn = new DatagramPacket(ibuf, ibuf.length); |
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try { |
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dgSocket.receive(dgPacketIn); |
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} |
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catch (SocketException e) { |
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dgSocket.receive(dgPacketIn); |
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} |
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byte[] data = new byte[dgPacketIn.getLength()]; |
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System.arraycopy(dgPacketIn.getData(), 0, data, 0, |
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dgPacketIn.getLength()); |
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return data; |
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} |
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||
2597
31ee39bed77f
6588160: jaas krb5 client leaks OS-level UDP sockets (all platforms)
weijun
parents:
2
diff
changeset
|
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public void close() { |
31ee39bed77f
6588160: jaas krb5 client leaks OS-level UDP sockets (all platforms)
weijun
parents:
2
diff
changeset
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dgSocket.close(); |
31ee39bed77f
6588160: jaas krb5 client leaks OS-level UDP sockets (all platforms)
weijun
parents:
2
diff
changeset
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} |
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} |