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1   /*
2    * #%L
3    * JavaHg
4    * %%
5    * Copyright (C) 2011 aragost Trifork ag
6    * %%
7    * Permission is hereby granted, free of charge, to any person obtaining a copy
8    * of this software and associated documentation files (the "Software"), to deal
9    * in the Software without restriction, including without limitation the rights
10   * to use, copy, modify, merge, publish, distribute, sublicense, and/or sell
11   * copies of the Software, and to permit persons to whom the Software is
12   * furnished to do so, subject to the following conditions:
13   * 
14   * The above copyright notice and this permission notice shall be included in
15   * all copies or substantial portions of the Software.
16   * 
17   * THE SOFTWARE IS PROVIDED "AS IS", WITHOUT WARRANTY OF ANY KIND, EXPRESS OR
18   * IMPLIED, INCLUDING BUT NOT LIMITED TO THE WARRANTIES OF MERCHANTABILITY,
19   * FITNESS FOR A PARTICULAR PURPOSE AND NONINFRINGEMENT. IN NO EVENT SHALL THE
20   * AUTHORS OR COPYRIGHT HOLDERS BE LIABLE FOR ANY CLAIM, DAMAGES OR OTHER
21   * LIABILITY, WHETHER IN AN ACTION OF CONTRACT, TORT OR OTHERWISE, ARISING FROM,
22   * OUT OF OR IN CONNECTION WITH THE SOFTWARE OR THE USE OR OTHER DEALINGS IN
23   * THE SOFTWARE.
24   * #L%
25   */
26  package com.aragost.javahg.commands;
27  
28  import java.io.File;
29  import java.util.Map;
30  
31  import com.aragost.javahg.Repository;
32  import com.aragost.javahg.commands.flags.CopyCommandFlags;
33  import com.aragost.javahg.internals.CopyRenameHelper;
34  import com.aragost.javahg.internals.Utils;
35  import com.google.common.annotations.VisibleForTesting;
36  import com.google.common.collect.Maps;
37  
38  /**
39   * Command class for executing <tt>hg copy</tt>. Set flags from
40   * {@link CopyCommandFlags} and call the {@link #execute} method.
41   */
42  public class CopyCommand extends CopyCommandFlags {
43  
44      @VisibleForTesting
45      static final String PREFIX = "copying ";
46  
47      /**
48       * @param repository
49       *            the repository associated with this command.
50       */
51      public CopyCommand(Repository repository) {
52          super(repository);
53          withDebugFlag();
54      }
55  
56      /**
57  	 * @param files
58  	 *            the files to copy. The last file in this list is the
59  	 *            destination. If two files are given, the target must be a
60  	 *            directory or a non-existing file. If more files are given, the
61  	 *            destination must be an directory.
62  	 * @return mapping from new names to old names.
63  	 */
64      // TODO: this would be clearer if we overloaded execute to take
65      // either (String src, String dst) or (String[] srcs, String dst).
66      public Map<String, String> execute(String... files) {
67          Map<File, File> map = execute(Utils.stringArray2FileArray(getRepository().getDirectory(), files));
68          Map<String, String> result = Maps.newHashMap();
69          for (Map.Entry<File, File> entry : map.entrySet()) {
70              result.put(entry.getKey().getPath(), entry.getValue().getPath());
71          }
72          return result;
73      }
74  
75      public Map<File, File> execute(File... files) {
76          if (files.length < 2) {
77              throw new IllegalArgumentException("must provide at least two files");
78          }
79  
80          return CopyRenameHelper.parse(getRepository(), files, launchIterator(Utils.fileArray2StringArray(files)), PREFIX);
81      }
82  }