package org.apache.maven.scm.provider.perforce.command.checkout;

 /*

  * 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.provider.perforce.command.AbstractPerforceConsumer;

 import org.apache.maven.scm.provider.perforce.command.PerforceVerbMapper;

 import org.apache.regexp.RE;

 import org.codehaus.plexus.util.cli.StreamConsumer;

 import java.util.ArrayList;

 import java.util.List;

 /**

  * @author Mike Perham

  * @version $Id: PerforceChangeLogConsumer.java 331276 2005-11-07 15:04:54Z

  *          evenisse $

  */

 public class PerforceCheckOutConsumer

     extends AbstractPerforceConsumer

     implements StreamConsumer

 {

     public static final int STATE_CLIENTSPEC = 0;

     public static final int STATE_NORMAL = 1;

     public static final int STATE_ERROR = 2;

     private int currentState = STATE_CLIENTSPEC;

     private RE fileRegexp = new RE( "([^#]+)#\\d+ - ([a-z]+)" );

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

     private String repo = null;

     private String specname = null;

     public PerforceCheckOutConsumer( String clientspec, String repoPath )

     {

         repo = repoPath;

         specname = clientspec;

     }

     /*

      * Client mperham-mikeperham-dt-maven saved.

      */

     /*

      * //depot/modules/cordoba/runtime-ear/.j2ee#1 - deleted as

      * d:\perforce\depot\modules\cordoba\runtime-ear\.j2ee

      * //depot/modules/cordoba/runtime-ear/.project#1 - deleted as

      * d:\perforce\depot\modules\cordoba\runtime-ear\.project

      * //depot/modules/cordoba/runtime-ear/.runtime#1 - deleted as

      * d:\perforce\depot\modules\cordoba\runtime-ear\.runtime

      * //depot/modules/cordoba/runtime-ear/Foo.java#1 - deleted as

      * d:\perforce\depot\modules\cordoba\runtime-ear\Foo.java

      * //depot/modules/cordoba/runtime-ear/META-INF/.modulemaps#1 - deleted as

      * d:\perforce\depot\modules\cordoba\runtime-ear\META-INF\.modulemaps

      * //depot/modules/cordoba/runtime-ear/META-INF/application.xml#1 - deleted

      * as d:\perforce\depot\modules\cordoba\runtime-ear\META-INF\application.xml

      * //depot/modules/cordoba/runtime-ear/pom.xml#4 - deleted as

      * d:\perforce\depot\modules\cordoba\runtime-ear\pom.xml

      */

     /*

      * Invalid changelist/client/label/date '@somelabel'.

      */

     /** {@inheritDoc} */

     public void consumeLine( String line )

     {

         if ( currentState == STATE_CLIENTSPEC

             && ( line.startsWith( "Client " + specname + " saved." ) || line.startsWith( "Client " + specname

                 + " not changed." ) ) )

         {

             currentState = STATE_NORMAL;

             return;

         }

         // Handle case where the clientspec is current

         if ( currentState == STATE_NORMAL && line.indexOf( "ile(s) up-to-date" ) != -1 )

         {

             return;

         }

         if ( currentState != STATE_ERROR && fileRegexp.match( line ) )

         {

             String location = fileRegexp.getParen( 1 );

             if ( location.startsWith( repo ) )

             {

                 location = location.substring( repo.length() + 1 );

             }

             ScmFileStatus status = PerforceVerbMapper.toStatus( fileRegexp.getParen( 2 ) );

             if ( status != null )

             {

                 // there are cases where Perforce prints out something but the file did not

                 // actually change (especially when force syncing).  Those files will have

                 // a null status.

                 checkedout.add( new ScmFile( location, status ) );

             }

             return;

         }

         error( line );

     }

     private void error( String line )

     {

         currentState = STATE_ERROR;

         output.println( line );

     }

     public boolean isSuccess()

     {

         return currentState == STATE_NORMAL;

     }

     public List<ScmFile> getCheckedout()

     {

         return checkedout;

     }

 }