org.eclipse.egit.core/src/org/eclipse/egit/core/op/TrackOperation.java

   1 /*******************************************************************************
   2  * Copyright (C) 2007, Dave Watson <dwatson@mimvista.com>
   3  * Copyright (C) 2007, Robin Rosenberg <robin.rosenberg@dewire.com>
   4  * Copyright (C) 2008, Shawn O. Pearce <spearce@spearce.org>
   5  *
   6  * All rights reserved. This program and the accompanying materials
   7  * are made available under the terms of the Eclipse Public License v1.0
   8  * which accompanies this distribution, and is available at
   9  * http://www.eclipse.org/legal/epl-v10.html
  10  *******************************************************************************/
  11 package org.eclipse.egit.core.op;
  12
  13 import java.io.File;
  14 import java.io.IOException;
  15 import java.util.Collection;
  16 import java.util.IdentityHashMap;
  17 import java.util.Iterator;
  18
  19 import org.eclipse.core.resources.IContainer;
  20 import org.eclipse.core.resources.IFile;
  21 import org.eclipse.core.resources.IResource;
  22 import org.eclipse.core.resources.IResourceVisitor;
  23 import org.eclipse.core.resources.IWorkspaceRunnable;
  24 import org.eclipse.core.runtime.CoreException;
  25 import org.eclipse.core.runtime.IAdaptable;
  26 import org.eclipse.core.runtime.IProgressMonitor;
  27 import org.eclipse.core.runtime.NullProgressMonitor;
  28 import org.eclipse.egit.core.Activator;
  29 import org.eclipse.egit.core.CoreText;
  30 import org.eclipse.egit.core.project.RepositoryMapping;
  31 import org.eclipse.team.core.Team;
  32 import org.eclipse.jgit.lib.GitIndex;
  33 import org.eclipse.jgit.lib.GitIndex.Entry;
  34
  35 /**
  36  * Add one or more new files/folders to the Git repository.
  37  * <p>
  38  * Accepts a collection of resources (files and/or directories) which should be
  39  * added to the their corresponding Git repositories. Resources in the
  40  * collection can be associated with multiple repositories. The operation will
  41  * automatically associate each resource with the nearest containing Git
  42  * repository.
  43  * </p>
  44  * <p>
  45  * Resources are only scheduled for addition in the index.
  46  * </p>
  47  */
  48 public class TrackOperation implements IWorkspaceRunnable {
  49         private final Collection rsrcList;
  50
  51         /**
  52          * Create a new operation to track additional files/folders.
  53          *
  54          * @param rsrcs
  55          *            collection of {@link IResource}s which should be added to the
  56          *            relevant Git repositories.
  57          */
  58         public TrackOperation(final Collection rsrcs) {
  59                 rsrcList = rsrcs;
  60         }
  61
  62         public void run(IProgressMonitor m) throws CoreException {
  63                 if (m == null) {
  64                         m = new NullProgressMonitor();
  65                 }
  66
  67                 final IdentityHashMap<RepositoryMapping, Boolean> tomerge = new IdentityHashMap<RepositoryMapping, Boolean>();
  68                 m.beginTask(CoreText.AddOperation_adding, rsrcList.size() * 200);
  69                 try {
  70                         for (Object obj : rsrcList) {
  71                                 obj = ((IAdaptable)obj).getAdapter(IResource.class);
  72                                 if (obj instanceof IResource) {
  73                                         final IResource toAdd = (IResource)obj;
  74                                         final RepositoryMapping rm = RepositoryMapping.getMapping(toAdd);
  75                                         final GitIndex index = rm.getRepository().getIndex();
  76
  77                                         if (obj instanceof IFile) {
  78                                                 String repoPath = rm.getRepoRelativePath((IResource) obj);
  79                                                 Entry entry = index.getEntry(repoPath);
  80                                                 if (entry != null) {
  81                                                         if (!entry.isAssumedValid()) {
  82                                                                 System.out.println("Already tracked - skipping");
  83                                                                 continue;
  84                                                         }
  85                                                 }
  86                                         }
  87
  88                                         tomerge.put(rm, Boolean.TRUE);
  89                                         if (toAdd instanceof IContainer) {
  90                                                 ((IContainer)toAdd).accept(new IResourceVisitor() {
  91                                                         public boolean visit(IResource resource) throws CoreException {
  92                                                                 try {
  93                                                                         String repoPath = rm.getRepoRelativePath(resource);
  94                                                                         // We use add to reset the assume valid bit, so we check the bit
  95                                                                         // first. If a resource within a ignored folder is marked
  96                                                                         // we ignore it here, i.e. there is no way to unmark it expect
  97                                                                         // by explicitly selecting and invoking track on it.
  98                                                                         boolean isIgnored = Team.isIgnoredHint(resource);
  99                                                                         if (resource.getType() == IResource.FILE) {
 100                                                                                 Entry entry = index.getEntry(repoPath);
 101                                                                                 if (!isIgnored || entry != null && entry.isAssumedValid()) {
 102                                                                                         entry = index.add(rm.getWorkDir(), new File(rm.getWorkDir(), repoPath));
 103                                                                                         entry.setAssumeValid(false);
 104                                                                                 }
 105                                                                         }
 106                                                                         if (isIgnored)
 107                                                                                 return false;
 108
 109                                                                 } catch (IOException e) {
 110                                                                         e.printStackTrace();
 111                                                                         throw Activator.error(CoreText.AddOperation_failed, e);
 112                                                                 }
 113                                                                 return true;
 114                                                         }
 115                                                 },IResource.DEPTH_INFINITE, IContainer.EXCLUDE_DERIVED);
 116                                         } else {
 117                                                 Entry entry = index.add(rm.getWorkDir(), new File(rm.getWorkDir(),rm.getRepoRelativePath(toAdd)));
 118                                                 entry.setAssumeValid(false);
 119
 120                                         }
 121                                 }
 122                                 m.worked(200);
 123                         }
 124                         for (RepositoryMapping rm : tomerge.keySet()) {
 125                                 m.setTaskName("Writing index for "+rm.getRepository().getDirectory());
 126                                 rm.getRepository().getIndex().write();
 127                         }
 128                 } catch (RuntimeException e) {
 129                         e.printStackTrace();
 130                         throw Activator.error(CoreText.AddOperation_failed, e);
 131                 } catch (IOException e) {
 132                         e.printStackTrace();
 133                         throw Activator.error(CoreText.AddOperation_failed, e);
 134                 } finally {
 135                         try {
 136                                 final Iterator i = tomerge.keySet().iterator();
 137                                 while (i.hasNext()) {
 138                                         final RepositoryMapping r = (RepositoryMapping) i.next();
 139                                         r.getRepository().getIndex().read();
 140                                         r.fireRepositoryChanged();
 141                                 }
 142                         } catch (IOException e) {
 143                                 e.printStackTrace();
 144                         } finally {
 145                                 m.done();
 146                         }
 147                 }
 148         }
 149 }