/*

  * #%L

  * JavaHg

  * %%

  * Copyright (C) 2011 aragost Trifork ag

  * %%

  * Permission is hereby granted, free of charge, to any person obtaining a copy

  * of this software and associated documentation files (the "Software"), to deal

  * in the Software without restriction, including without limitation the rights

  * to use, copy, modify, merge, publish, distribute, sublicense, and/or sell

  * copies of the Software, and to permit persons to whom the Software is

  * furnished to do so, subject to the following conditions:

  * 

  * The above copyright notice and this permission notice shall be included in

  * all copies or substantial portions of the Software.

  * 

  * THE SOFTWARE IS PROVIDED "AS IS", WITHOUT WARRANTY OF ANY KIND, EXPRESS OR

  * IMPLIED, INCLUDING BUT NOT LIMITED TO THE WARRANTIES OF MERCHANTABILITY,

  * FITNESS FOR A PARTICULAR PURPOSE AND NONINFRINGEMENT. IN NO EVENT SHALL THE

  * AUTHORS OR COPYRIGHT HOLDERS BE LIABLE FOR ANY CLAIM, DAMAGES OR OTHER

  * LIABILITY, WHETHER IN AN ACTION OF CONTRACT, TORT OR OTHERWISE, ARISING FROM,

  * OUT OF OR IN CONNECTION WITH THE SOFTWARE OR THE USE OR OTHER DEALINGS IN

  * THE SOFTWARE.

  * #L%

  */

 package com.aragost.javahg.commands;

 import java.io.File;

 import java.util.Map;

 import com.aragost.javahg.Repository;

 import com.aragost.javahg.commands.flags.RenameCommandFlags;

 import com.aragost.javahg.internals.CopyRenameHelper;

 import com.aragost.javahg.internals.Utils;

 import com.google.common.annotations.VisibleForTesting;

 import com.google.common.collect.Maps;

 /**

  * @see CopyCommand

  */

 public class RenameCommand extends RenameCommandFlags {

     @VisibleForTesting

     static final String PREFIX = "moving ";

     public RenameCommand(Repository repository) {

         super(repository);

         withDebugFlag();

     }

     /**

      * @param files

          *            the files to copy. The last file in this list is the

          *            destination. If two files are given, the target must be a

          *            directory or a non-existing file. If more files are given, the

          *            destination must be an directory.

      * @return mapping from new names to old names.

      */

     // TODO: this would be clearer if we overloaded execute to take

     // either (String src, String dst) or (String[] srcs, String dst).

     public Map<String, String> execute(String... files) {

         Map<File, File> map = execute(Utils.stringArray2FileArray(getRepository().getDirectory(), files));

         Map<String, String> result = Maps.newHashMap();

         for (Map.Entry<File, File> entry : map.entrySet()) {

             result.put(entry.getKey().getPath(), entry.getValue().getPath());

         }

         return result;

     }

     public Map<File, File> execute(File... files) {

         if (files.length < 2) {

             throw new IllegalArgumentException("must provide at least two files");

         }

         return CopyRenameHelper.parse(getRepository(), files, launchIterator(Utils.fileArray2StringArray(files)), PREFIX);

     }

 }