/*
* Copyright (c) xlightweb.org, 2008 - 2010. All rights reserved.
*
* This library is free software; you can redistribute it and/or
* modify it under the terms of the GNU Lesser General Public
* License as published by the Free Software Foundation; either
* version 2.1 of the License, or (at your option) any later version.
*
* This library is distributed in the hope that it will be useful,
* but WITHOUT ANY WARRANTY; without even the implied warranty of
* MERCHANTABILITY or FITNESS FOR A PARTICULAR PURPOSE. See the GNU
* Lesser General Public License for more details.
*
* You should have received a copy of the GNU Lesser General Public
* License along with this library; if not, write to the Free Software
* Foundation, Inc., 59 Temple Place, Suite 330, Boston, MA 02111-1307 USA
*
* Please refer to the LGPL license at: http://www.gnu.org/copyleft/lesser.txt
* The latest copy of this software may be found on http://www.xlightweb.org/
*/
package org.xlightweb;
import java.io.IOException;
import java.nio.ByteBuffer;
import java.util.TimerTask;
import java.util.logging.Level;
import java.util.logging.Logger;
import org.xsocket.DataConverter;
/**
* a full body data source
*
* @author grro@xlightweb.org
*/
final class SimpleMessageBodyDataSource extends AbstractNetworkBodyDataSource {
private static final Logger LOG = Logger.getLogger(SimpleMessageBodyDataSource.class.getName());
private static final long DEFAULT_BODY_DATA_TIMEOUT_MILLIS = Long.parseLong(System.getProperty("org.xlightweb.SimpleMessageBodyDataSource.defaultBodyTimeoutMillis", "10000"));
private TimerTask watchdog = null;
/**
* constructor
*
* @param httpConnection the http connection
* @param header the header
* @throws IOException if an exception occurs
*/
public SimpleMessageBodyDataSource(HttpMessageHeader header, AbstractHttpConnection httpConnection) throws IOException {
super(header, httpConnection);
if (httpConnection.getBodyDataReceiveTimeoutMillis() == Long.MAX_VALUE) {
watchdog = new TimerTask() {
@Override
public void run() {
if (getBodyDataReceiveTimeoutMillis() > (System.currentTimeMillis() + DEFAULT_BODY_DATA_TIMEOUT_MILLIS)) {
watchdog.cancel();
LOG.warning("[" + getId() + "] timout (" + DataConverter.toFormatedDuration(DEFAULT_BODY_DATA_TIMEOUT_MILLIS) + ") reached. Auto-closing body datasource");
}
try {
performOnDisconnect();
} catch (IOException ioe) {
if (LOG.isLoggable(Level.FINE)) {
LOG.fine("error occured by performing disconnect (timeout initiated) " + ioe.toString());
}
}
}
};
AbstractHttpConnection.schedule(watchdog, DEFAULT_BODY_DATA_TIMEOUT_MILLIS, DEFAULT_BODY_DATA_TIMEOUT_MILLIS);
}
postCreate();
}
/**
* {@inheritDoc}
*/
@Override
void doParse(ByteBuffer[] rawData) throws IOException {
ByteBuffer[] duplicated = new ByteBuffer[rawData.length];
for (int i = 0; i < rawData.length; i++) {
duplicated[i] = rawData[i].duplicate();
rawData[i].position(rawData[i].limit());
}
onReadNetworkData(duplicated);
}
@Override
void onClose() throws IOException {
if (watchdog != null) {
watchdog.cancel();
}
throw new ProtocolException("connection has been closed (by user?) while receiving body data", getHeader());
}
@Override
void onDestroy(String reason) {
try {
performOnDisconnect();
} catch (IOException ioe) {
if (LOG.isLoggable(Level.FINE)) {
LOG.fine("error occured by performing on disconnect " + ioe.toString());
}
}
super.onDestroy(reason);
}
@Override
void performOnDisconnect() throws IOException {
if (watchdog != null) {
watchdog.cancel();
}
setNonPersistent();
setComplete();
}
/**
* {@inheritDoc}
*/
void setDataHandlerSilence(IBodyDataHandler bodyDataHandler) {
super.setDataHandlerSilence(bodyDataHandler);
callBodyDataHandler(true);
}
}