org.eclipse.egit.ui/src/org/eclipse/egit/ui/internal/fetch/TrackingRefUpdateContentProvider.java

   1 /*******************************************************************************
   2  * Copyright (C) 2008, Marek Zawirski <marek.zawirski@gmail.com>
   3  *
   4  * All rights reserved. This program and the accompanying materials
   5  * are made available under the terms of the Eclipse Public License v1.0
   6  * which accompanies this distribution, and is available at
   7  * http://www.eclipse.org/legal/epl-v10.html
   8  *******************************************************************************/
   9 package org.eclipse.egit.ui.internal.fetch;
  10
  11 import org.eclipse.jface.viewers.IStructuredContentProvider;
  12 import org.eclipse.jface.viewers.Viewer;
  13 import org.spearce.jgit.transport.FetchResult;
  14 import org.spearce.jgit.transport.TrackingRefUpdate;
  15
  16 /**
  17  * Content provided for fetch result table viewer.
  18  * <p>
  19  * Input of this provided must be {@link FetchResult} instance, while returned
  20  * elements are instances of {@link TrackingRefUpdate}. Input may be null (no
  21  * elements).
  22  *
  23  * @see FetchResult
  24  * @see TrackingRefUpdate
  25  */
  26 class TrackingRefUpdateContentProvider implements IStructuredContentProvider {
  27         public Object[] getElements(final Object inputElement) {
  28                 if (inputElement == null)
  29                         return new TrackingRefUpdate[0];
  30
  31                 final FetchResult result = (FetchResult) inputElement;
  32                 return result.getTrackingRefUpdates().toArray(new TrackingRefUpdate[0]);
  33         }
  34
  35         public void dispose() {
  36                 // nothing to do
  37         }
  38
  39         public void inputChanged(Viewer viewer, Object oldInput, Object newInput) {
  40                 // nothing to do
  41         }
  42 }