/*******************************************************************************
* Copyright (c) 2013 Red Hat, Inc.
* 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:
* Camilo Bernal <cabernal@redhat.com> - Initial Implementation.
*******************************************************************************/
package org.eclipse.linuxtools.internal.perf.handlers;
import java.net.URI;
import java.net.URISyntaxException;
import org.eclipse.core.commands.Command;
import org.eclipse.core.commands.ExecutionEvent;
import org.eclipse.core.commands.IHandler;
import org.eclipse.core.commands.IHandlerListener;
import org.eclipse.core.expressions.IEvaluationContext;
import org.eclipse.core.filesystem.IFileStore;
import org.eclipse.core.resources.IResource;
import org.eclipse.core.resources.ResourcesPlugin;
import org.eclipse.core.runtime.CoreException;
import org.eclipse.core.runtime.IPath;
import org.eclipse.jface.dialogs.MessageDialog;
import org.eclipse.jface.viewers.StructuredSelection;
import org.eclipse.linuxtools.internal.perf.PerfPlugin;
import org.eclipse.linuxtools.profiling.launch.IRemoteFileProxy;
import org.eclipse.linuxtools.profiling.launch.RemoteProxyManager;
import org.eclipse.swt.widgets.Display;
import org.eclipse.ui.ISources;
import org.eclipse.ui.PlatformUI;
import org.eclipse.ui.commands.ICommandService;
/**
* Command handler for quick comparison between current and previous sessions.
*/
public class PerfStatsQuickDiffHandler implements IHandler {
@Override
public Object execute(ExecutionEvent event) {
// get default files
PerfPlugin plugin = PerfPlugin.getDefault();
IPath curStatData = plugin.getPerfFile(PerfPlugin.PERF_DEFAULT_STAT);
IPath prevStatData = plugin.getPerfFile(PerfPlugin.PERF_DEAFULT_OLD_STAT);
IResource curStatFile = ResourcesPlugin.getWorkspace().getRoot().getFileForLocation(curStatData);
IResource prevStatFile = ResourcesPlugin.getWorkspace().getRoot().getFileForLocation(prevStatData);
// Inject our own selections into the context
IEvaluationContext ctx = (IEvaluationContext) event.getApplicationContext();
ctx.addVariable(ISources.ACTIVE_CURRENT_SELECTION_NAME,
new StructuredSelection(new IResource [] {prevStatFile, curStatFile}));
ICommandService cmdService = PlatformUI.getWorkbench().getService(ICommandService.class);
Command cmd = cmdService.getCommand("org.eclipse.linuxtools.perf.CompareAction"); //$NON-NLS-1$
try {
cmd.executeWithChecks(event);
} catch (Exception e) {
}
return null;
}
@Override
public boolean isEnabled() {
PerfPlugin plugin = PerfPlugin.getDefault();
IPath workingDir = plugin.getWorkingDir();
URI curStatDataURI = null;
URI prevStatDataURI = null;
if (workingDir != null) {
IPath curStatData = plugin.getPerfFile(PerfPlugin.PERF_DEFAULT_STAT);
IPath prevStatData = plugin.getPerfFile(PerfPlugin.PERF_DEAFULT_OLD_STAT);
IRemoteFileProxy proxy = null;
try {
curStatDataURI = new URI(curStatData.toPortableString());
prevStatDataURI = new URI(prevStatData.toPortableString());
proxy = RemoteProxyManager.getInstance().getFileProxy(curStatDataURI);
} catch (URISyntaxException e) {
MessageDialog.openError(Display.getCurrent().getActiveShell(), Messages.MsgProxyError, Messages.MsgProxyError);
} catch (CoreException e) {
MessageDialog.openError(Display.getCurrent().getActiveShell(), Messages.MsgProxyError, Messages.MsgProxyError);
}
IFileStore curFileStore = proxy.getResource(curStatDataURI.getPath());
IFileStore prevFileStore = proxy.getResource(prevStatDataURI.getPath());
return (curFileStore.fetchInfo().exists() && prevFileStore.fetchInfo().exists());
}
return false;
}
@Override
public boolean isHandled() {
return isEnabled();
}
@Override
public void addHandlerListener(IHandlerListener handlerListener) {
// TODO Auto-generated method stub
}
@Override
public void dispose() {
// TODO Auto-generated method stub
}
@Override
public void removeHandlerListener(IHandlerListener handlerListener) {
// TODO Auto-generated method stub
}
}