org.eclipse.linuxtools.tmf.ui/src/org/eclipse/linuxtools/tmf/ui/views/timechart/TimeChartDecorationProvider.java

   1 /*******************************************************************************
   2  * Copyright (c) 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  *   Patrick Tasse - Initial API and implementation
  11  *******************************************************************************/
  12
  13 package org.eclipse.linuxtools.tmf.ui.views.timechart;
  14
  15 import java.util.HashSet;
  16 import java.util.Set;
  17
  18 import org.eclipse.core.resources.IFile;
  19 import org.eclipse.core.resources.IMarker;
  20 import org.eclipse.core.resources.IResource;
  21 import org.eclipse.core.runtime.CoreException;
  22 import org.eclipse.linuxtools.internal.tmf.ui.TmfUiPlugin;
  23 import org.eclipse.linuxtools.tmf.core.event.ITmfEvent;
  24 import org.eclipse.linuxtools.tmf.core.filter.ITmfFilter;
  25
  26 public class TimeChartDecorationProvider {
  27
  28         private IFile fBookmarksFile;
  29     private Set<Long> fBookmarksSet = new HashSet<Long>();
  30     private ITmfFilter fFilterFilter;
  31     private ITmfFilter fSearchFilter;
  32
  33         public TimeChartDecorationProvider(IFile bookmarksFile) {
  34             fBookmarksFile = bookmarksFile;
  35             refreshBookmarks();
  36     }
  37
  38         public IFile getBookmarksFile() {
  39                 return fBookmarksFile;
  40         }
  41
  42         public boolean isBookmark(long rank) {
  43             return fBookmarksSet.contains(rank);
  44     }
  45
  46         public void refreshBookmarks() {
  47                 try {
  48                         fBookmarksSet.clear();
  49                 for (IMarker bookmark : fBookmarksFile.findMarkers(IMarker.BOOKMARK, false, IResource.DEPTH_ZERO)) {
  50                         int location = bookmark.getAttribute(IMarker.LOCATION, -1);
  51                         if (location != -1) {
  52                                 Long rank = (long) location;
  53                                 fBookmarksSet.add(rank);
  54                         }
  55                 }
  56         } catch (CoreException e) {
  57             TmfUiPlugin.getDefault().logError("Error refreshing bookmarks", e); //$NON-NLS-1$
  58         }
  59     }
  60
  61         public void filterApplied(ITmfFilter filter) {
  62                 fFilterFilter = filter;
  63     }
  64
  65         public boolean isVisible(ITmfEvent event) {
  66                 if (fFilterFilter != null) {
  67                         return fFilterFilter.matches(event);
  68                 }
  69                 return true;
  70         }
  71
  72         public void searchApplied(ITmfFilter filter) {
  73                 fSearchFilter = filter;
  74     }
  75
  76         public boolean isSearchMatch(ITmfEvent event) {
  77                 if (fSearchFilter != null) {
  78                         return fSearchFilter.matches(event);
  79                 }
  80                 return false;
  81         }
  82
  83 }