com.sun.grizzly.ssl.SSLAsyncStream Maven / Gradle / Ivy
/*
*
* DO NOT ALTER OR REMOVE COPYRIGHT NOTICES OR THIS HEADER.
*
* Copyright 2007-2008 Sun Microsystems, Inc. All rights reserved.
*
* The contents of this file are subject to the terms of either the GNU
* General Public License Version 2 only ("GPL") or the Common Development
* and Distribution License("CDDL") (collectively, the "License"). You
* may not use this file except in compliance with the License. You can obtain
* a copy of the License at https://glassfish.dev.java.net/public/CDDL+GPL.html
* or glassfish/bootstrap/legal/LICENSE.txt. See the License for the specific
* language governing permissions and limitations under the License.
*
* When distributing the software, include this License Header Notice in each
* file and include the License file at glassfish/bootstrap/legal/LICENSE.txt.
* Sun designates this particular file as subject to the "Classpath" exception
* as provided by Sun in the GPL Version 2 section of the License file that
* accompanied this code. If applicable, add the following below the License
* Header, with the fields enclosed by brackets [] replaced by your own
* identifying information: "Portions Copyrighted [year]
* [name of copyright owner]"
*
* Contributor(s):
*
* If you wish your version of this file to be governed by only the CDDL or
* only the GPL Version 2, indicate your decision by adding "[Contributor]
* elects to include this software in this distribution under the [CDDL or GPL
* Version 2] license." If you don't indicate a single choice of license, a
* recipient has the option to distribute your version of this file under
* either the CDDL, the GPL Version 2 or to extend the choice of license to
* its licensees as provided above. However, if you add GPL Version 2 code
* and therefore, elected the GPL Version 2 license, then the option applies
* only if the new code is made subject to such option by the copyright
* holder.
*
*/
package com.sun.grizzly.ssl;
import com.sun.grizzly.util.InputReader;
import com.sun.grizzly.util.SSLUtils;
import java.io.IOException;
import java.nio.ByteBuffer;
import java.nio.channels.SocketChannel;
import java.util.logging.Level;
import java.util.logging.Logger;
import javax.net.ssl.SSLEngine;
/**
* This class add support for TLS|SSL to a {@link InputReader}.
*
* @author Jean-Francois Arcand
*/
public class SSLAsyncStream extends InputReader {
/**
* The SSLEngine to use for unwrapping bytes.
*/
private SSLEngine sslEngine;
/**
* The encrypted {@link ByteBuffer}
*/
private ByteBuffer inputBB;
public SSLAsyncStream (final ByteBuffer byteBuffer) {
this.byteBuffer = byteBuffer;
}
/**
* Read and decrypt bytes from the underlying SSL connections. All
* the SSLEngine operations are delegated to class {@link SSLUtils}.
*/
@Override
protected int doRead(){
int initialPosition = byteBuffer.position();
int byteRead = 0;
while (byteBuffer.position() == initialPosition){
int count = SSLUtils.doRead((SocketChannel) key.channel(), inputBB,
sslEngine, readTimeout);
if (count > 0) {
byteRead += count;
try{
byteBuffer = SSLUtils.unwrapAll(byteBuffer,inputBB,sslEngine);
} catch (IOException ex){
Logger logger = SSLSelectorThread.logger();
if ( logger.isLoggable(Level.FINE) )
logger.log(Level.FINE,"SSLUtils.unwrapAll",ex);
return -1;
}
} else if (count == -1 && byteRead == 0) {
byteRead = -1;
break;
} else {
break;
}
}
byteBuffer.flip();
return byteRead;
}
public SSLEngine getSslEngine() {
return sslEngine;
}
public void setSslEngine(SSLEngine sslEngine) {
this.sslEngine = sslEngine;
}
public ByteBuffer getInputBB() {
return inputBB;
}
public void setInputBB(ByteBuffer inputBB) {
this.inputBB = inputBB;
}
}