org.eclipse.linuxtools.lttng2.ust.core/src/org/eclipse/linuxtools/lttng2/ust/core/trace/LttngUstTrace.java

   1 /**********************************************************************
   2  * Copyright (c) 2013 Ericsson
   3  *
   4  * All rights reserved. This program and the accompanying materials are
   5  * made available under the terms of the Eclipse Public License v1.0 which
   6  * accompanies this distribution, and is available at
   7  * http://www.eclipse.org/legal/epl-v10.html
   8  *
   9  * Contributors:
  10  *   Matthew Khouzam - Initial API and implementation
  11  **********************************************************************/
  12
  13 package org.eclipse.linuxtools.lttng2.ust.core.trace;
  14
  15 import org.eclipse.core.resources.IProject;
  16 import org.eclipse.core.runtime.IStatus;
  17 import org.eclipse.core.runtime.Status;
  18 import org.eclipse.linuxtools.ctf.core.trace.CTFReaderException;
  19 import org.eclipse.linuxtools.ctf.core.trace.CTFTrace;
  20 import org.eclipse.linuxtools.internal.lttng2.ust.core.Activator;
  21 import org.eclipse.linuxtools.tmf.core.ctfadaptor.CtfTmfTrace;
  22
  23 /**
  24  * Class to contain LTTng-UST traces
  25  *
  26  * @author Matthew Khouzam
  27  * @since 2.1
  28  */
  29 public class LttngUstTrace extends CtfTmfTrace {
  30
  31     /**
  32      * Default constructor
  33      */
  34     public LttngUstTrace() {
  35         super();
  36     }
  37
  38     @Override
  39     public IStatus validate(final IProject project, final String path)  {
  40         CTFTrace temp;
  41         IStatus status;
  42         /*  Make sure the trace is openable as a CTF trace. */
  43         try {
  44             temp = new CTFTrace(path);
  45         } catch (CTFReaderException e) {
  46             status = new Status(IStatus.ERROR,  Activator.PLUGIN_ID, e.toString(), e);
  47             return status;
  48         } catch (NullPointerException e){
  49             status = new Status(IStatus.ERROR,  Activator.PLUGIN_ID, e.toString(), e);
  50             return status;
  51         }
  52
  53         /* Make sure the domain is "ust" in the trace's env vars */
  54         String dom = temp.getEnvironment().get("domain"); //$NON-NLS-1$
  55         temp.dispose();
  56         if (dom != null && dom.equals("\"ust\"")) { //$NON-NLS-1$
  57             return Status.OK_STATUS;
  58         }
  59         status = new Status(IStatus.ERROR, Activator.PLUGIN_ID, Messages.LttngUstTrace_DomainError);
  60         return status;
  61     }
  62 }