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/****************************************************************************
* Copyright (c) 2004, 2007 Composent, Inc. 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:
* Composent, Inc. - initial API and implementation
*****************************************************************************/
package org.eclipse.ecf.provider.filetransfer.retrieve;
import java.net.MalformedURLException;
import java.util.Map;
import org.eclipse.core.runtime.IAdapterManager;
import org.eclipse.ecf.core.identity.IDFactory;
import org.eclipse.ecf.core.identity.Namespace;
import org.eclipse.ecf.core.security.IConnectContext;
import org.eclipse.ecf.core.util.Proxy;
import org.eclipse.ecf.filetransfer.IFileRangeSpecification;
import org.eclipse.ecf.filetransfer.IFileTransferListener;
import org.eclipse.ecf.filetransfer.IRetrieveFileTransferContainerAdapter;
import org.eclipse.ecf.filetransfer.IncomingFileTransferException;
import org.eclipse.ecf.filetransfer.identity.IFileID;
import org.eclipse.ecf.filetransfer.service.IRetrieveFileTransfer;
import org.eclipse.ecf.internal.provider.filetransfer.Activator;
import org.eclipse.ecf.internal.provider.filetransfer.Messages;
import org.eclipse.ecf.provider.filetransfer.identity.FileTransferNamespace;
/**
* Multi protocol handler for retrieve file transfer. Multiplexes between Apache
* httpclient 3.0.1-based file retriever and the URLConnection-based file
* retriever.
*/
public class MultiProtocolRetrieveAdapter implements IRetrieveFileTransfer {
IConnectContext connectContext = null;
Proxy proxy = null;
/*
* (non-Javadoc)
*
* @see org.eclipse.ecf.filetransfer.IRetrieveFileTransferContainerAdapter#getRetrieveNamespace()
*/
public Namespace getRetrieveNamespace() {
return IDFactory.getDefault().getNamespaceByName(FileTransferNamespace.PROTOCOL);
}
/*
* (non-Javadoc)
*
* @see org.eclipse.ecf.filetransfer.IRetrieveFileTransferContainerAdapter#setConnectContextForAuthentication(org.eclipse.ecf.core.security.IConnectContext)
*/
public void setConnectContextForAuthentication(IConnectContext connectContext) {
this.connectContext = connectContext;
}
/*
* (non-Javadoc)
*
* @see org.eclipse.ecf.filetransfer.IRetrieveFileTransferContainerAdapter#setProxy(org.eclipse.ecf.core.util.Proxy)
*/
public void setProxy(Proxy proxy) {
this.proxy = proxy;
}
/*
* (non-Javadoc)
*
* @see org.eclipse.ecf.filetransfer.IRetrieveFileTransferContainerAdapter#sendRetrieveRequest(org.eclipse.ecf.filetransfer.identity.IFileID,
* org.eclipse.ecf.filetransfer.IFileTransferListener, java.util.Map)
*/
public void sendRetrieveRequest(IFileID remoteFileID, IFileTransferListener transferListener, Map options) throws IncomingFileTransferException {
String protocol = null;
try {
protocol = remoteFileID.getURL().getProtocol();
} catch (final MalformedURLException e) {
throw new IncomingFileTransferException(Messages.AbstractRetrieveFileTransfer_MalformedURLException);
}
IRetrieveFileTransferContainerAdapter fileTransfer = null;
fileTransfer = Activator.getDefault().getFileTransfer(protocol);
// We will default to JRE-provided file transfer if nothing else
// available
// for given protocol
if (fileTransfer == null)
fileTransfer = new UrlConnectionRetrieveFileTransfer();
// Set connect context
fileTransfer.setConnectContextForAuthentication(connectContext);
// Set Proxy
fileTransfer.setProxy(proxy);
// send request using given file transfer protocol
fileTransfer.sendRetrieveRequest(remoteFileID, transferListener, options);
}
/*
* (non-Javadoc)
*
* @see org.eclipse.ecf.filetransfer.IRetrieveFileTransferContainerAdapter#sendRetrieveRequest(org.eclipse.ecf.filetransfer.identity.IFileID,
* org.eclipse.ecf.filetransfer.IFileRangeSpecification,
* org.eclipse.ecf.filetransfer.IFileTransferListener, java.util.Map)
*/
public void sendRetrieveRequest(IFileID remoteFileID, IFileRangeSpecification rangeSpecification, IFileTransferListener transferListener, Map options) throws IncomingFileTransferException {
String protocol = null;
try {
protocol = remoteFileID.getURL().getProtocol();
} catch (final MalformedURLException e) {
throw new IncomingFileTransferException(Messages.AbstractRetrieveFileTransfer_MalformedURLException);
}
IRetrieveFileTransferContainerAdapter fileTransfer = null;
fileTransfer = Activator.getDefault().getFileTransfer(protocol);
// We will default to JRE-provided file transfer if nothing else
// available
// for given protocol
if (fileTransfer == null)
fileTransfer = new UrlConnectionRetrieveFileTransfer();
// Set connect context
fileTransfer.setConnectContextForAuthentication(connectContext);
// Set Proxy
fileTransfer.setProxy(proxy);
// send request using given file transfer protocol
fileTransfer.sendRetrieveRequest(remoteFileID, rangeSpecification, transferListener, options);
}
/* (non-Javadoc)
* @see org.eclipse.core.runtime.IAdaptable#getAdapter(java.lang.Class)
*/
public Object getAdapter(Class adapter) {
if (adapter == null)
return null;
final IAdapterManager adapterManager = Activator.getDefault().getAdapterManager();
if (adapterManager == null)
return null;
return adapterManager.loadAdapter(this, adapter.getName());
}
}
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