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1   package org.apache.maven.continuum.execution.manager;
2   
3   /*
4    * Licensed to the Apache Software Foundation (ASF) under one
5    * or more contributor license agreements.  See the NOTICE file
6    * distributed with this work for additional information
7    * regarding copyright ownership.  The ASF licenses this file
8    * to you under the Apache License, Version 2.0 (the
9    * "License"); you may not use this file except in compliance
10   * with the License.  You may obtain a copy of the License at
11   *
12   *   http://www.apache.org/licenses/LICENSE-2.0
13   *
14   * Unless required by applicable law or agreed to in writing,
15   * software distributed under the License is distributed on an
16   * "AS IS" BASIS, WITHOUT WARRANTIES OR CONDITIONS OF ANY
17   * KIND, either express or implied.  See the License for the
18   * specific language governing permissions and limitations
19   * under the License.
20   */
21  
22  import org.apache.maven.continuum.ContinuumException;
23  import org.apache.maven.continuum.execution.ContinuumBuildExecutor;
24  import org.codehaus.plexus.personality.plexus.lifecycle.phase.Initializable;
25  import org.slf4j.Logger;
26  import org.slf4j.LoggerFactory;
27  
28  import java.util.HashMap;
29  import java.util.Map;
30  
31  /**
32   * @author <a href="mailto:trygvis@inamo.no">Trygve Laugst&oslash;l</a>
33   * @version $Id: DefaultBuildExecutorManager.java 1372260 2012-08-13 04:29:09Z brett $
34   * @plexus.component role="org.apache.maven.continuum.execution.manager.BuildExecutorManager"
35   * role-hint"default"
36   */
37  public class DefaultBuildExecutorManager
38      implements BuildExecutorManager, Initializable
39  {
40      private static final Logger log = LoggerFactory.getLogger( DefaultBuildExecutorManager.class );
41  
42      /**
43       * @plexus.requirement role="org.apache.maven.continuum.execution.ContinuumBuildExecutor"
44       */
45      private Map<String, ContinuumBuildExecutor> executors;
46  
47      // ----------------------------------------------------------------------
48      // Component Lifecycle
49      // ----------------------------------------------------------------------
50  
51      public void initialize()
52      {
53          if ( executors == null )
54          {
55              executors = new HashMap<String, ContinuumBuildExecutor>();
56          }
57  
58          if ( executors.size() == 0 )
59          {
60              log.warn( "No build executors defined." );
61          }
62          else
63          {
64              log.info( "Build executors:" );
65  
66              for ( String key : executors.keySet() )
67              {
68                  log.info( "  " + key );
69              }
70          }
71      }
72  
73      // ----------------------------------------------------------------------
74      // BuildExecutorManager Implementation
75      // ----------------------------------------------------------------------
76  
77      public ContinuumBuildExecutor getBuildExecutor( String builderType )
78          throws ContinuumException
79      {
80          ContinuumBuildExecutor executor = executors.get( builderType );
81  
82          if ( executor == null )
83          {
84              throw new ContinuumException( "No such executor: '" + builderType + "'." );
85          }
86  
87          return executor;
88      }
89  
90      public boolean hasBuildExecutor( String executorId )
91      {
92          return executors.containsKey( executorId );
93      }
94  }