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/**********************************************************************
* Copyright (c) 2012, 2013 Ericsson
*
* 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:
* Bernd Hufmann - Initial API and implementation
**********************************************************************/
package org.eclipse.linuxtools.internal.lttng2.control.ui.views.remote;
import org.eclipse.core.commands.ExecutionException;
import org.eclipse.core.runtime.OperationCanceledException;
import org.eclipse.core.runtime.Status;
import org.eclipse.rse.core.model.IHost;
import org.eclipse.rse.core.model.IRSECallback;
import org.eclipse.rse.core.subsystems.ICommunicationsListener;
import org.eclipse.rse.core.subsystems.IConnectorService;
import org.eclipse.rse.core.subsystems.ISubSystem;
import org.eclipse.rse.services.IService;
import org.eclipse.rse.services.shells.IShellService;
import org.eclipse.rse.services.terminals.ITerminalService;
import org.eclipse.rse.subsystems.files.core.servicesubsystem.IFileServiceSubSystem;
/**
* <p>
* RemoteSystemProxy implementation.
* </p>
*
* @author Bernd Hufmann
*/
public class RemoteSystemProxy implements IRemoteSystemProxy {
// ------------------------------------------------------------------------
// Attributes
// ------------------------------------------------------------------------
private final IHost fHost;
// ------------------------------------------------------------------------
// Constructors
// ------------------------------------------------------------------------
/**
* Constructor
*
* @param host
* The host of this proxy
*/
public RemoteSystemProxy(IHost host) {
fHost = host;
}
// ------------------------------------------------------------------------
// Operations
// ------------------------------------------------------------------------
@Override
public IShellService getShellService() {
ISubSystem ss = getShellServiceSubSystem();
if (ss != null) {
return (IShellService)ss.getSubSystemConfiguration().getService(fHost).getAdapter(IShellService.class);
}
return null;
}
@Override
public ITerminalService getTerminalService() {
ISubSystem ss = getTerminalServiceSubSystem();
if (ss != null) {
return (ITerminalService)ss.getSubSystemConfiguration().getService(fHost).getAdapter(ITerminalService.class);
}
return null;
}
@Override
public ISubSystem getShellServiceSubSystem() {
if (fHost == null) {
return null;
}
ISubSystem[] subSystems = fHost.getSubSystems();
IShellService ssvc = null;
for (int i = 0; subSystems != null && i < subSystems.length; i++) {
IService svc = subSystems[i].getSubSystemConfiguration().getService(fHost);
if (svc!=null) {
ssvc = (IShellService)svc.getAdapter(IShellService.class);
if (ssvc != null) {
return subSystems[i];
}
}
}
return null;
}
@Override
public ISubSystem getTerminalServiceSubSystem() {
if (fHost == null) {
return null;
}
ISubSystem[] subSystems = fHost.getSubSystems();
ITerminalService ssvc = null;
for (int i = 0; subSystems != null && i < subSystems.length; i++) {
IService svc = subSystems[i].getSubSystemConfiguration().getService(fHost);
if (svc!=null) {
ssvc = (ITerminalService)svc.getAdapter(ITerminalService.class);
if (ssvc != null) {
return subSystems[i];
}
}
}
return null;
}
@Override
public IFileServiceSubSystem getFileServiceSubSystem() {
if (fHost == null) {
return null;
}
ISubSystem[] subSystems = fHost.getSubSystems();
for (int i = 0; subSystems != null && i < subSystems.length; i++) {
if (subSystems[i] instanceof IFileServiceSubSystem) {
return (IFileServiceSubSystem)subSystems[i];
}
}
return null;
}
@Override
public int getPort() {
if (getShellServiceSubSystem() != null) {
return getShellServiceSubSystem().getConnectorService().getPort();
}
return IRemoteSystemProxy.INVALID_PORT_NUMBER;
}
@Override
public void setPort(int port) {
if ((getShellServiceSubSystem() != null) && (port > 0)) {
getShellServiceSubSystem().getConnectorService().setPort(port);
}
}
@Override
public void connect(IRSECallback callback) throws ExecutionException {
ISubSystem shellSubSystem = getShellServiceSubSystem();
if (shellSubSystem != null) {
if (!shellSubSystem.isConnected()) {
try {
shellSubSystem.connect(false, callback);
} catch (OperationCanceledException e) {
callback.done(Status.CANCEL_STATUS, null);
}
catch (Exception e) {
throw new ExecutionException(e.toString(), e);
}
} else {
callback.done(Status.OK_STATUS, null);
}
}
}
@Override
public void disconnect() throws ExecutionException {
ISubSystem shellSubSystem = getShellServiceSubSystem();
if (shellSubSystem != null) {
try {
shellSubSystem.disconnect();
} catch (Exception e) {
throw new ExecutionException(e.toString(), e);
}
}
}
@Override
public ICommandShell createCommandShell() throws ExecutionException {
ICommandShell shell = new CommandShell(this);
shell.connect();
return shell;
}
@Override
public void addCommunicationListener(ICommunicationsListener listener) {
IConnectorService[] css = fHost.getConnectorServices();
for (IConnectorService cs : css) {
cs.addCommunicationsListener(listener);
}
}
@Override
public void removeCommunicationListener(ICommunicationsListener listener) {
IConnectorService[] css = fHost.getConnectorServices();
for (IConnectorService cs : css) {
cs.removeCommunicationsListener(listener);
}
}
}
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