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.tmf.core.event.ITmfEvent;
  23 import org.eclipse.linuxtools.tmf.core.filter.ITmfFilter;
  24
  25 public class TimeChartDecorationProvider {
  26
  27         private IFile fBookmarksFile;
  28     private Set<Long> fBookmarksSet = new HashSet<Long>();
  29     private ITmfFilter fFilterFilter;
  30     private ITmfFilter fSearchFilter;
  31
  32         public TimeChartDecorationProvider(IFile bookmarksFile) {
  33             fBookmarksFile = bookmarksFile;
  34             refreshBookmarks();
  35     }
  36
  37         public IFile getBookmarksFile() {
  38                 return fBookmarksFile;
  39         }
  40
  41         public boolean isBookmark(long rank) {
  42             return fBookmarksSet.contains(rank);
  43     }
  44
  45         public void refreshBookmarks() {
  46                 try {
  47                         fBookmarksSet.clear();
  48                 for (IMarker bookmark : fBookmarksFile.findMarkers(IMarker.BOOKMARK, false, IResource.DEPTH_ZERO)) {
  49                         int location = bookmark.getAttribute(IMarker.LOCATION, -1);
  50                         if (location != -1) {
  51                                 Long rank = (long) location;
  52                                 fBookmarksSet.add(rank);
  53                         }
  54                 }
  55         } catch (CoreException e) {
  56                 e.printStackTrace();
  57         }
  58     }
  59
  60         public void filterApplied(ITmfFilter filter) {
  61                 fFilterFilter = filter;
  62     }
  63
  64         public boolean isVisible(ITmfEvent event) {
  65                 if (fFilterFilter != null) {
  66                         return fFilterFilter.matches(event);
  67                 }
  68                 return true;
  69         }
  70
  71         public void searchApplied(ITmfFilter filter) {
  72                 fSearchFilter = filter;
  73     }
  74
  75         public boolean isSearchMatch(ITmfEvent event) {
  76                 if (fSearchFilter != null) {
  77                         return fSearchFilter.matches(event);
  78                 }
  79                 return false;
  80         }
  81
  82 }