001: /*
002: * DO NOT ALTER OR REMOVE COPYRIGHT NOTICES OR THIS HEADER.
003: *
004: * Copyright 1997-2007 Sun Microsystems, Inc. All rights reserved.
005: *
006: * The contents of this file are subject to the terms of either the GNU
007: * General Public License Version 2 only ("GPL") or the Common
008: * Development and Distribution License("CDDL") (collectively, the
009: * "License"). You may not use this file except in compliance with the
010: * License. You can obtain a copy of the License at
011: * http://www.netbeans.org/cddl-gplv2.html
012: * or nbbuild/licenses/CDDL-GPL-2-CP. See the License for the
013: * specific language governing permissions and limitations under the
014: * License. When distributing the software, include this License Header
015: * Notice in each file and include the License file at
016: * nbbuild/licenses/CDDL-GPL-2-CP. Sun designates this
017: * particular file as subject to the "Classpath" exception as provided
018: * by Sun in the GPL Version 2 section of the License file that
019: * accompanied this code. If applicable, add the following below the
020: * License Header, with the fields enclosed by brackets [] replaced by
021: * your own identifying information:
022: * "Portions Copyrighted [year] [name of copyright owner]"
023: *
024: * Contributor(s):
025: *
026: * The Original Software is NetBeans. The Initial Developer of the Original
027: * Software is Sun Microsystems, Inc. Portions Copyright 1997-2006 Sun
028: * Microsystems, Inc. All Rights Reserved.
029: *
030: * If you wish your version of this file to be governed by only the CDDL
031: * or only the GPL Version 2, indicate your decision by adding
032: * "[Contributor] elects to include this software in this distribution
033: * under the [CDDL or GPL Version 2] license." If you do not indicate a
034: * single choice of license, a recipient has the option to distribute
035: * your version of this file under either the CDDL, the GPL Version 2 or
036: * to extend the choice of license to its licensees as provided above.
037: * However, if you add GPL Version 2 code and therefore, elected the GPL
038: * Version 2 license, then the option applies only if the new code is
039: * made subject to such option by the copyright holder.
040: */
041:
042: package org.netbeans.lib.collab.util;
043:
044: import java.io.*;
045: import java.net.*;
046: import javax.net.ssl.SSLSocket;
047: import javax.net.ssl.SSLSession;
048:
049: import java.nio.channels.*;
050: import java.nio.*;
051:
052: /**
053: * ByteChannel implementation on top of a socket.
054: *
055: * @author Vijayakumar Palaniappan
056: *
057: */
058: public class SocketByteChannel implements ByteChannel {
059:
060: private Socket _socket = null;
061:
062: public SocketByteChannel(Socket s) {
063: _socket = s;
064: }
065:
066: public int write(ByteBuffer src) throws IOException {
067: int len = src.remaining();
068: _socket.getOutputStream().write(src.array(), src.position(),
069: len);
070: try {
071: src.position(src.position() + len);
072: } catch (IllegalArgumentException iae) {
073: // never happens
074: }
075: return len;
076: }
077:
078: public int read(ByteBuffer dst) throws IOException {
079: if (_socket instanceof SSLSocket) {
080: SSLSession session = (SSLSession) ((SSLSocket) _socket)
081: .getSession();
082: //for jsse Bug - 4836493
083: session.putValue("BUG_4836493_READ", Boolean.TRUE);
084: }
085:
086: int len = 0;
087: try {
088: len = _socket.getInputStream().read(dst.array(),
089: dst.position(), dst.remaining());
090:
091: dst.position(dst.position() + len);
092: } catch (IllegalArgumentException iae) {
093: // never happens
094: } catch (SocketTimeoutException e) {
095: }
096: return len;
097: }
098:
099: public void close() throws IOException {
100: _socket.close();
101: }
102:
103: public boolean isOpen() {
104: return _socket.isConnected();
105: }
106:
107: }
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