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Viewing changes to lttng/org.eclipse.linuxtools.lttng2.ui/src/org/eclipse/linuxtools/internal/lttng2/ui/views/control/handlers/DestroySessionHandler.java

  • Committer: Package Import Robot
  • Author(s): tony mancill
  • Date: 2013-05-13 21:43:22 UTC
  • mfrom: (1.2.1) (2.1.2 experimental)
  • Revision ID: package-import@ubuntu.com-20130513214322-6frgd9du1n0w2uo7
Tags: 1.2.1-1
* Team upload.
* New upstream release.

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lttng/org.eclipse.linuxtools.lttng2.ui/src/org/eclipse/linuxtools/internal/lttng2/ui/views/control/handlers/DestroySessionHandler.java
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/**********************************************************************
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 * Copyright (c) 2012 Ericsson
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 * 
 
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 *
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 * All rights reserved. This program and the accompanying materials are
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 * made available under the terms of the Eclipse Public License v1.0 which
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 * accompanies this distribution, and is available at
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 * http://www.eclipse.org/legal/epl-v10.html
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 * 
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 * Contributors: 
 
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 *
 
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 * Contributors:
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 *   Bernd Hufmann - Initial API and implementation
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 **********************************************************************/
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package org.eclipse.linuxtools.internal.lttng2.ui.views.control.handlers;
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 * <p>
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 * Command handler implementation to destroy one or more trace sessions.
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 * </p>
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 * 
 
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 *
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 * @author Bernd Hufmann
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 */
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public class DestroySessionHandler extends BaseControlViewHandler {
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    // Attributes
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    // ------------------------------------------------------------------------
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    /**
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     * The list of session components the command is to be executed on. 
 
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     * The list of session components the command is to be executed on.
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     */
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    private List<TraceSessionComponent> fSessions = new ArrayList<TraceSessionComponent>();
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    private final List<TraceSessionComponent> fSessions = new ArrayList<TraceSessionComponent>();
 
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    // ------------------------------------------------------------------------
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    // Operations
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    // ------------------------------------------------------------------------
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        }
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        // Get user confirmation
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        IConfirmDialog dialog = TraceControlDialogFactory.getInstance().getConfirmDialog();
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        if (!dialog.openConfirm(window.getShell(), 
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                Messages.TraceControl_DestroyConfirmationTitle, 
 
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        if (!dialog.openConfirm(window.getShell(),
 
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                Messages.TraceControl_DestroyConfirmationTitle,
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                Messages.TraceControl_DestroyConfirmationMessage)) {
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            return null;
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            @Override
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            protected IStatus run(IProgressMonitor monitor) {
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                try {
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                    // Make a copy of the list of sessions to avoid ConcurrentModificationException when iterating 
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                    // over fSessions, since fSessions is modified in another thread triggered by the tree viewer refresh 
 
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                    // Make a copy of the list of sessions to avoid ConcurrentModificationException when iterating
 
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                    // over fSessions, since fSessions is modified in another thread triggered by the tree viewer refresh
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                    // after removing a session.
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                    TraceSessionComponent[] sessions = (TraceSessionComponent[])fSessions.toArray(new TraceSessionComponent[fSessions.size()]);
 
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                    TraceSessionComponent[] sessions = fSessions.toArray(new TraceSessionComponent[fSessions.size()]);
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                    for (int i = 0; i < sessions.length; i++) {
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                        // Destroy all selected sessions
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                        sessionGroup.destroySession(session, monitor);
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                    }
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                } catch (ExecutionException e) {
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                    return new Status(Status.ERROR, Activator.PLUGIN_ID, Messages.TraceControl_DestroySessionFailure, e);
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                }  
 
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                    return new Status(IStatus.ERROR, Activator.PLUGIN_ID, Messages.TraceControl_DestroySessionFailure, e);
 
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                }
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                return Status.OK_STATUS;
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            }
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        };
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        if (selection instanceof StructuredSelection) {
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            StructuredSelection structered = ((StructuredSelection) selection);
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            for (Iterator<?> iterator = structered.iterator(); iterator.hasNext();) {
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                Object element = (Object) iterator.next();
 
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                Object element = iterator.next();
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                if (element instanceof TraceSessionComponent) {
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                    // Add only TraceSessionComponents that are inactive and not destroyed
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                    TraceSessionComponent session = (TraceSessionComponent) element;