org.eclipse.linuxtools.tmf.tests/stubs/org/eclipse/linuxtools/tmf/component/TmfProviderStub.java

   1 /*******************************************************************************
   2  * Copyright (c) 2009, 2010 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  *   Francois Chouinard - Initial API and implementation
  11  *******************************************************************************/
  12
  13 package org.eclipse.linuxtools.tmf.component;
  14
  15 import java.io.File;
  16 import java.io.IOException;
  17 import java.net.URISyntaxException;
  18 import java.net.URL;
  19
  20 import org.eclipse.core.runtime.FileLocator;
  21 import org.eclipse.core.runtime.Path;
  22 import org.eclipse.linuxtools.tmf.event.TmfEvent;
  23 import org.eclipse.linuxtools.tmf.event.TmfTimestamp;
  24 import org.eclipse.linuxtools.tmf.request.TmfDataRequest;
  25 import org.eclipse.linuxtools.tmf.request.TmfEventRequest;
  26 import org.eclipse.linuxtools.tmf.tests.TmfCoreTestPlugin;
  27 import org.eclipse.linuxtools.tmf.trace.TmfTraceContext;
  28 import org.eclipse.linuxtools.tmf.trace.TmfTraceStub;
  29
  30 /**
  31  * <b><u>TmfProviderStub</u></b>
  32  * <p>
  33  * TODO: Implement me. Please.
  34  */
  35 public class TmfProviderStub extends TmfProvider<TmfEvent> {
  36
  37     private TmfTraceStub fTrace;
  38
  39     public TmfProviderStub(String path) throws IOException {
  40         super(TmfEvent.class);
  41         URL location = FileLocator.find(TmfCoreTestPlugin.getPlugin().getBundle(), new Path(path), null);
  42                 try {
  43                         File test = new File(FileLocator.toFileURL(location).toURI());
  44                         fTrace = new TmfTraceStub(test.getPath(), true);
  45                 } catch (URISyntaxException e) {
  46                         e.printStackTrace();
  47                 }
  48     }
  49
  50         @Override
  51         public ITmfContext setContext(TmfDataRequest<TmfEvent> request) {
  52                 if (request instanceof TmfEventRequest<?>) {
  53                         TmfTraceContext context = fTrace.seekEvent(((TmfEventRequest<?>) request).getRange().getStartTime());
  54                         return context;
  55                 }
  56                 return null;
  57         }
  58
  59         @Override
  60         public TmfEvent getNext(ITmfContext context) {
  61                 return fTrace.getNext(context);
  62         }
  63
  64         @Override
  65         public boolean isCompleted(TmfDataRequest<TmfEvent> request, TmfEvent event) {
  66                 TmfTimestamp endTime = ((TmfEventRequest<?>) request).getRange().getEndTime();
  67                 return event.getTimestamp().compareTo(endTime, false) <= 0;
  68         }
  69
  70 }