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/*
* Copyright (c) 2004 - 2012 Eike Stepper (Berlin, Germany) and others.
* All rights reserved. This program and the accompanying materials
* are made available under the terms of the Eclipse Public License v1.0
* which accompanies this distribution, and is available at
* http://www.eclipse.org/legal/epl-v10.html
*
* Contributors:
* Eike Stepper - initial API and implementation
*/
package org.eclipse.net4j.examples.transfer;
import org.eclipse.net4j.Net4jUtil;
import org.eclipse.net4j.acceptor.IAcceptor;
import org.eclipse.net4j.internal.examples.bundle.OM;
import org.eclipse.net4j.signal.IndicationWithMonitoring;
import org.eclipse.net4j.signal.SignalProtocol;
import org.eclipse.net4j.signal.SignalReactor;
import org.eclipse.net4j.tcp.TCPUtil;
import org.eclipse.net4j.util.container.ContainerUtil;
import org.eclipse.net4j.util.container.IManagedContainer;
import org.eclipse.net4j.util.factory.ProductCreationException;
import org.eclipse.net4j.util.io.ExtendedDataInputStream;
import org.eclipse.net4j.util.io.ExtendedDataOutputStream;
import org.eclipse.net4j.util.lifecycle.LifecycleUtil;
import org.eclipse.net4j.util.om.OMPlatform;
import org.eclipse.net4j.util.om.log.PrintLogHandler;
import org.eclipse.net4j.util.om.monitor.OMMonitor;
import org.eclipse.net4j.util.om.trace.PrintTraceHandler;
import org.eclipse.spi.net4j.ServerProtocolFactory;
import java.io.BufferedOutputStream;
import java.io.File;
import java.io.FileOutputStream;
/**
* @author Eike Stepper
* @since 2.0
*/
public class UploadServer implements UploadProtocol
{
public static final String FOLDER_NAME = "/temp"; //$NON-NLS-1$
public static void main(String[] args) throws Exception
{
// Send all traces and logs to the console
OMPlatform.INSTANCE.setDebugging(true);
OMPlatform.INSTANCE.addTraceHandler(PrintTraceHandler.CONSOLE);
OMPlatform.INSTANCE.addLogHandler(PrintLogHandler.CONSOLE);
// Use this container to create and wire the components
IManagedContainer container = ContainerUtil.createContainer();
Net4jUtil.prepareContainer(container);
TCPUtil.prepareContainer(container);
container.registerFactory(new ProtocolFactory());
container.activate();
try
{
// Start an acceptor
IAcceptor acceptor = (IAcceptor)container.getElement("org.eclipse.net4j.acceptors", "tcp", "0.0.0.0:2036"); //$NON-NLS-1$ //$NON-NLS-2$ //$NON-NLS-3$
OM.LOG.info("Accepting connections: " + acceptor); //$NON-NLS-1$
new File(FOLDER_NAME).mkdirs();
OM.LOG.info("Upload folder: " + FOLDER_NAME); //$NON-NLS-1$
System.out.println("Press any key to shutdown"); //$NON-NLS-1$
while (System.in.read() == -1)
{
Thread.sleep(200);
}
}
finally
{
LifecycleUtil.deactivate(container);
}
}
/**
* @author Eike Stepper
*/
public static final class ProtocolFactory extends ServerProtocolFactory
{
public ProtocolFactory()
{
super(PROTOCOL_NAME);
}
public Object create(String description) throws ProductCreationException
{
return new SignalProtocol<Object>(PROTOCOL_NAME)
{
@Override
protected SignalReactor createSignalReactor(short signalID)
{
switch (signalID)
{
case UPLOAD_SIGNAL_ID:
return new UploadIndication(this);
default:
return super.createSignalReactor(signalID);
}
}
};
}
}
/**
* @author Eike Stepper
*/
public static final class UploadIndication extends IndicationWithMonitoring
{
private boolean replaced;
public UploadIndication(SignalProtocol<Object> protocol)
{
super(protocol, UPLOAD_SIGNAL_ID);
}
@Override
protected void indicating(ExtendedDataInputStream in, OMMonitor monitor) throws Exception
{
long size = in.readLong();
String fileName = in.readString();
File file = new File(FOLDER_NAME, fileName);
replaced = file.exists();
System.out.println((replaced ? "Replacing " : "Storing ") + file.getAbsolutePath()); //$NON-NLS-1$ //$NON-NLS-2$
monitor.begin((int)size);
BufferedOutputStream out = null;
try
{
out = new BufferedOutputStream(new FileOutputStream(file));
while (size != 0L)
{
int chunk = BUFFER_SIZE;
if (size < BUFFER_SIZE)
{
chunk = (int)size;
}
byte[] buffer = in.readByteArray();
out.write(buffer);
monitor.worked(chunk);
size -= chunk;
}
}
finally
{
monitor.done();
if (out != null)
{
out.close();
}
}
}
@Override
protected void responding(ExtendedDataOutputStream out, OMMonitor monitor) throws Exception
{
out.writeBoolean(replaced);
}
}
}
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