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