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1   package org.codehaus.plexus.container.initialization;
2   
3   /*
4    * Copyright 2001-2006 Codehaus Foundation.
5    *
6    * Licensed under the Apache License, Version 2.0 (the "License");
7    * you may not use this file except in compliance with the License.
8    * You may obtain a copy of the License at
9    *
10   *      http://www.apache.org/licenses/LICENSE-2.0
11   *
12   * Unless required by applicable law or agreed to in writing, software
13   * distributed under the License is distributed on an "AS IS" BASIS,
14   * WITHOUT WARRANTIES OR CONDITIONS OF ANY KIND, either express or implied.
15   * See the License for the specific language governing permissions and
16   * limitations under the License.
17   */
18  
19  import org.codehaus.plexus.configuration.PlexusConfiguration;
20  
21  /**
22   * @author Jason van Zyl
23   */
24  public class InitializeSystemPropertiesPhase
25      extends AbstractContainerInitializationPhase
26  {
27      public void execute( ContainerInitializationContext context )
28          throws ContainerInitializationException
29      {
30          PlexusConfiguration[] systemProperties =
31              context.getContainerXmlConfiguration().getChild( "system-properties" ).getChildren( "property" );
32  
33          for (PlexusConfiguration systemProperty : systemProperties) {
34              String name = systemProperty.getAttribute("name", null);
35  
36              String value = systemProperty.getAttribute("value", null);
37  
38              if (name == null) {
39                  throw new ContainerInitializationException("Missing 'name' attribute in 'property' tag. ");
40              }
41  
42              if (value == null) {
43                  throw new ContainerInitializationException("Missing 'value' attribute in 'property' tag. ");
44              }
45  
46              System.getProperties().setProperty(name, value);
47          }
48      }
49  }