src/org/netbeans/modules/git/ui/rollback/BackoutAction.java

   1 /*
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   8  * Development and Distribution License("CDDL") (collectively, the
   9  * "License"). You may not use this file except in compliance with the
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  26  * The Original Software is NetBeans. The Initial Developer of the Original
  27  * Software is Sun Microsystems, Inc. Portions Copyright 1997-2006 Sun
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  29  * Portions Copyright 2008 Alexander Coles (Ikonoklastik Productions).
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  42 package org.netbeans.modules.git.ui.rollback;
  43
  44
  45 import java.awt.event.ActionEvent;
  46 import java.io.File;
  47 import java.util.List;
  48 import javax.swing.Action;
  49 import org.netbeans.modules.git.Git;
  50 import org.netbeans.modules.git.GitException;
  51 import org.netbeans.modules.git.GitProgressSupport;
  52 import org.netbeans.modules.git.OutputLogger;
  53 import org.netbeans.modules.git.ui.actions.ContextAction;
  54 import org.netbeans.modules.git.ui.merge.MergeAction;
  55 import org.netbeans.modules.git.util.GitCommand;
  56 import org.netbeans.modules.git.util.GitUtils;
  57 import org.netbeans.modules.versioning.spi.VCSContext;
  58 import org.openide.DialogDisplayer;
  59 import org.openide.NotifyDescriptor;
  60 import org.openide.filesystems.FileObject;
  61 import org.openide.filesystems.FileUtil;
  62 import org.openide.util.NbBundle;
  63 import org.openide.util.RequestProcessor;
  64
  65
  66 /**
  67  * Pull action for mercurial:
  68  * hg pull - pull changes from the specified source
  69  *
  70  * @author John Rice
  71  */
  72 public class BackoutAction extends ContextAction {
  73
  74     private final VCSContext context;
  75     private static final String HG_BACKOUT_REVISION_REPLACE = "\\{revision}";
  76     public static final String HG_BACKOUT_REVISION = " {revision}";
  77
  78     public BackoutAction(String name, VCSContext context) {
  79         this.context = context;
  80         putValue(Action.NAME, name);
  81     }
  82
  83     public void performAction(ActionEvent e) {
  84         backout(context);
  85     }
  86
  87     public static void backout(final VCSContext ctx){
  88         final File root = GitUtils.getRootFile(ctx);
  89         if (root == null) return;
  90         String repository = root.getAbsolutePath();
  91
  92         String rev = null;
  93         String commitMsg = null;
  94
  95         final Backout backout = new Backout(root);
  96         if (!backout.showDialog()) {
  97             return;
  98         }
  99         rev = backout.getSelectionRevision();
 100         commitMsg = backout.getCommitMessage();
 101         final boolean doMerge = false; // Now handling this using our own merge mechanism, not backout's
 102         final String revStr = rev;
 103         commitMsg = commitMsg.replaceAll(HG_BACKOUT_REVISION_REPLACE, revStr); //NOI18N
 104         final String commitMsgStr = commitMsg;
 105
 106         RequestProcessor rp = Git.getInstance().getRequestProcessor(repository);
 107         GitProgressSupport support = new GitProgressSupport() {
 108             public void perform() {
 109
 110                 OutputLogger logger = getLogger();
 111                 try {
 112                     logger.outputInRed(
 113                                 NbBundle.getMessage(BackoutAction.class,
 114                                 "MSG_BACKOUT_TITLE")); // NOI18N
 115                     logger.outputInRed(
 116                                 NbBundle.getMessage(BackoutAction.class,
 117                                 "MSG_BACKOUT_TITLE_SEP")); // NOI18N
 118                     logger.output(
 119                                 NbBundle.getMessage(BackoutAction.class,
 120                                 "MSG_BACKOUT_INFO_SEP", revStr, root.getAbsolutePath())); // NOI18N
 121                     List<String> list = GitCommand.doBackout(root, revStr, doMerge, commitMsgStr, logger);
 122
 123                     if(list != null && !list.isEmpty()){
 124                         boolean bMergeNeededDueToBackout = GitCommand.isBackoutMergeNeededMsg(list.get(list.size() - 1));
 125                         if(bMergeNeededDueToBackout){
 126                             list.remove(list.size() - 1);
 127                             list.remove(list.size() - 1);
 128                         }
 129                         logger.output(list);
 130
 131                         if(GitCommand.isUncommittedChangesBackout(list.get(0))){
 132                             logger.outputInRed(
 133                                     NbBundle.getMessage(BackoutAction.class,
 134                                     "MSG_UNCOMMITTED_CHANGES_BACKOUT"));     // NOI18N
 135                             return;
 136                         } else if(GitCommand.isMergeChangesetBackout(list.get(0))){
 137                             logger.outputInRed(
 138                                     NbBundle.getMessage(BackoutAction.class,
 139                                     "MSG_MERGE_CSET_BACKOUT",revStr));     // NOI18N
 140                             return;
 141                         } else if(GitCommand.isNoRevStrip(list.get(0))){
 142                             logger.outputInRed(
 143                                     NbBundle.getMessage(BackoutAction.class,
 144                                     "MSG_NO_REV_BACKOUT",revStr));     // NOI18N
 145                             return;
 146                         }
 147
 148                         // Handle Merge - both automatic and merge with conflicts
 149                         boolean bConfirmMerge = false;
 150                         if (bMergeNeededDueToBackout) {
 151                             bConfirmMerge = GitUtils.confirmDialog(
 152                                     BackoutAction.class, "MSG_BACKOUT_MERGE_CONFIRM_TITLE", "MSG_BACKOUT_MERGE_CONFIRM_QUERY"); // NOI18N
 153                         }
 154                         if (bConfirmMerge) {
 155                             logger.output(""); // NOI18N
 156                             logger.outputInRed(NbBundle.getMessage(BackoutAction.class, "MSG_BACKOUT_MERGE_DO")); // NOI18N
 157                             MergeAction.doMergeAction(root, null, logger);
 158                         } else {
 159                             List<String> headRevList = GitCommand.getHeadRevisions(root);
 160                             if (headRevList != null && headRevList.size() > 1) {
 161                                 MergeAction.printMergeWarning(headRevList, logger);
 162                             }
 163                         }
 164                         GitUtils.forceStatusRefreshProject(ctx);
 165                         // refresh filesystem to take account of deleted files.
 166                         FileObject rootObj = FileUtil.toFileObject(root);
 167                         try {
 168                             rootObj.getFileSystem().refresh(true);
 169                         } catch (java.lang.Exception ex) {
 170                         }
 171                     }
 172                 } catch (GitException ex) {
 173                     NotifyDescriptor.Exception e = new NotifyDescriptor.Exception(ex);
 174                     DialogDisplayer.getDefault().notifyLater(e);
 175                 } finally {
 176                     logger.outputInRed(
 177                                 NbBundle.getMessage(BackoutAction.class,
 178                                 "MSG_BACKOUT_DONE")); // NOI18N
 179                     logger.output(""); // NOI18N
 180                 }
 181             }
 182         };
 183         support.start(rp, repository,org.openide.util.NbBundle.getMessage(BackoutAction.class, "MSG_BACKOUT_PROGRESS")); // NOI18N
 184     }
 185
 186     @Override
 187     public boolean isEnabled() {
 188         return GitUtils.getRootFile(context) != null;
 189     }
 190 }