org.eclipse.linuxtools.tmf.ui/src/org/eclipse/linuxtools/tmf/ui/project/model/TraceFolderContentProvider.java

   1 /*******************************************************************************
   2  * Copyright (c) 2010, 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  *   Francois Chouinard - Initial API and implementation
  11  *******************************************************************************/
  12
  13 package org.eclipse.linuxtools.tmf.ui.project.model;
  14
  15 import java.util.ArrayList;
  16 import java.util.List;
  17
  18 import org.eclipse.jface.viewers.IStructuredContentProvider;
  19 import org.eclipse.jface.viewers.Viewer;
  20
  21 /**
  22  * Content provider implementation for trace folders for tree viewers that display
  23  * the content of a trace folder.
  24  * <p>
  25  *
  26  * @version 1.0
  27  * @author Francois Chouinard
  28  */
  29 public class TraceFolderContentProvider implements IStructuredContentProvider {
  30
  31     @Override
  32     public Object[] getElements(Object inputElement) {
  33         if (inputElement instanceof TmfTraceFolder) {
  34             TmfTraceFolder folder = (TmfTraceFolder) inputElement;
  35             List<ITmfProjectModelElement> elements = new ArrayList<>();
  36             for (ITmfProjectModelElement element : folder.getChildren()) {
  37                 if (element instanceof TmfTraceElement) {
  38                     TmfTraceElement trace = (TmfTraceElement) element;
  39                     if (trace.getTraceType() != null) {
  40                         elements.add(trace);
  41                     }
  42                 }
  43             }
  44             return elements.toArray();
  45         }
  46         return null;
  47     }
  48
  49     @Override
  50     public void dispose() {
  51     }
  52
  53     @Override
  54     public void inputChanged(Viewer viewer, Object oldInput, Object newInput) {
  55     }
  56
  57 }