package org.apache.maven.scm.provider.jazz.command.add;

 /*

  * Licensed to the Apache Software Foundation (ASF) under one

  * or more contributor license agreements.  See the NOTICE file

  * distributed with this work for additional information

  * regarding copyright ownership.  The ASF licenses this file

  * to you under the Apache License, Version 2.0 (the

  * "License"); you may not use this file except in compliance

  * with the License.  You may obtain a copy of the License at

  *

  * http://www.apache.org/licenses/LICENSE-2.0

  *

  * Unless required by applicable law or agreed to in writing,

  * software distributed under the License is distributed on an

  * "AS IS" BASIS, WITHOUT WARRANTIES OR CONDITIONS OF ANY

  * KIND, either express or implied.  See the License for the

  * specific language governing permissions and limitations

  * under the License.

  */

 import org.apache.maven.scm.ScmFile;

 import org.apache.maven.scm.ScmFileStatus;

 import org.apache.maven.scm.log.ScmLogger;

 import org.apache.maven.scm.provider.ScmProviderRepository;

 import org.apache.maven.scm.provider.jazz.command.consumer.AbstractRepositoryConsumer;

 import java.io.File;

 import java.util.ArrayList;

 import java.util.List;

 /**

  * Consume the output of the scm command for the "add" operation.

  *

  * @author <a href="mailto:ChrisGWarp@gmail.com">Chris Graham</a>

  */

 public class JazzAddConsumer

     extends AbstractRepositoryConsumer

 {

     // A flag to indicate that we have seen the "Changes:" line in the output.

     // After that, we have the files themselves.

     private boolean haveSeenChanges = false;

     protected String fCurrentDir = "";

     // The list of files that we have checked in.

     private List<ScmFile> fCheckedInFiles = new ArrayList<ScmFile>();

     /**

      * Construct the JazzAddCommand consumer.

      *

      * @param repository The repository we are working with.

      * @param logger     The logger to use.

      */

     public JazzAddConsumer( ScmProviderRepository repository, ScmLogger logger )

     {

         super( repository, logger );

     }

     /**

      * Process one line of output from the execution of the "scm xxxx" command.

      *

      * @param line The line of output from the external command that has been pumped to us.

      * @see org.codehaus.plexus.util.cli.StreamConsumer#consumeLine(java.lang.String)

      */

     public void consumeLine( String line )

     {

         super.consumeLine( line );

         // The Jazz SCM "checkin" command does not output a list of each file that was checked in.

         // An example output is shown below, perhaps in the future we may need to

         // consume the "Workspace", "Component", Stream or "Change sets"

         /*

             Committing...

             Workspace: (1004) "Release Repository Workspace" <-> (1005) "Maven Release Plugin Stream"

               Component: (1006) "Release Component"

                 Outgoing:

                   Change sets:

                     (1008) --@ <No comment>

         Or:

             Committing...

             Workspace: (1903) "MavenSCMTestWorkspace_1332908068770" <-> (1903) "MavenSCMTestWorkspace_1332908068770"

               Component: (1768) "MavenSCMTestComponent"

                 Outgoing:

                   Change sets:

                     (1907)  *--@  "Commit message"

                       Changes:

                         --a-- \src\main\java\Me.java

                         --a-- \src\main\java\Me1.java

                         --a-- \src\main\java\Me2.java        

         */

         if ( haveSeenChanges )

         {

             // We have already seen the "Changes:" line, so we must now be processing files.

             String trimmed = line.trim();

             int spacePos = trimmed.indexOf( " " );

             // NOTE: The second + 1 is to remove the leading slash

             String path = trimmed.substring( spacePos + 1 + 1 );

             fCheckedInFiles.add( new ScmFile( path, ScmFileStatus.CHECKED_OUT ) );

         }

         else

         {

             if ( "Changes:".equals( line.trim() ) )

             {

                 haveSeenChanges = true;

             }

         }

     }

     protected ScmFile getScmFile( String filename )

     {

         return new ScmFile( new File( fCurrentDir, filename ).getAbsolutePath(), ScmFileStatus.CHECKED_OUT );

     }

     public List<ScmFile> getFiles()

     {

         return fCheckedInFiles;

     }

 }