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MNG-2778 Code and documentation for accessing the plexus container. 

git-svn-id: https://svn.apache.org/repos/asf/maven/components/trunk@512896 13f79535-47bb-0310-9956-ffa450edef68
This commit is contained in:
Jason van Zyl 2007-02-28 18:33:25 +00:00
parent 548d57661b
commit d9004ba0ef
3 changed files with 47 additions and 3 deletions
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13
maven-embedder/src/main/java/org/apache/maven/embedder/MavenEmbedder.java
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@ -65,6 +65,7 @@ import org.apache.maven.settings.validation.SettingsValidator;
import org.codehaus.plexus.DefaultPlexusContainer;
import org.codehaus.plexus.MutablePlexusContainer;
import org.codehaus.plexus.PlexusContainerException;
import org.codehaus.plexus.PlexusContainer;
import org.codehaus.plexus.classworlds.ClassWorld;
import org.codehaus.plexus.classworlds.realm.ClassRealm;
import org.codehaus.plexus.classworlds.realm.DuplicateRealmException;
@ -618,8 +619,6 @@ public class MavenEmbedder
{
settings = settingsBuilder.buildSettings( configuration.getUserSettingsFile(),
configuration.getGlobalSettingsFile() );
System.out.println( "settings.getLocalRepository() = " + settings.getLocalRepository() );
}
catch ( Exception e )
{
@ -905,4 +904,14 @@ public class MavenEmbedder
loggerManager.setThresholds( oldThreshold );
}
}
/**
* Return the instance of the plexus container being used in the embedder.
*
* @return The plexus container used in the embedder.
*/
public PlexusContainer getPlexusContainer()
{
return container;
}
}

9
maven-embedder/src/site/apt/index.apt
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@ -41,5 +41,12 @@ A Note on Configuring Settings
Also note that the user and global settings are merged, and the user settings are dominant.
Accessing the Underlying Plexus Container
Though it is not recommended for general use, it is possible to get at the underlying Plexus Container instance if you
wish to lookup custom components. The Maven Embedder was specifically designed to be used for Maven and not a general
purpose use of Plexus. So if you use this method then you use it at your peril. You can access the Plexus Container
using the following:
%{snippet|id=plexus-container|url=http://svn.apache.org/repos/asf/maven/components/trunk/maven-embedder/src/test/java/org/apache/maven/embedder/MavenEmbedderExampleTest.java}

28
maven-embedder/src/test/java/org/apache/maven/embedder/MavenEmbedderExampleTest.java
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@ -5,6 +5,7 @@ import org.apache.maven.execution.MavenExecutionRequest;
import org.apache.maven.execution.MavenExecutionResult;
import org.apache.maven.project.MavenProject;
import org.codehaus.plexus.PlexusTestCase;
import org.codehaus.plexus.PlexusContainer;
import java.io.File;
import java.util.Arrays;
@ -97,4 +98,31 @@ public class MavenEmbedderExampleTest
}
// END SNIPPET: mimic-cli
}
public void testEmbedderExampleThatShowsAccessingThePlexusContainer()
throws Exception
{
// START SNIPPET: plexus-container
Configuration configuration = new DefaultConfiguration()
.setUserSettingsFile( MavenEmbedder.DEFAULT_USER_SETTINGS_FILE )
.setGlobalSettingsFile( MavenEmbedder.DEFAULT_GLOBAL_SETTINGS_FILE )
.setClassLoader( Thread.currentThread().getContextClassLoader() );
ConfigurationValidationResult validationResult = MavenEmbedder.validateConfiguration( configuration );
if ( validationResult.isValid() )
{
// If the configuration is valid then do your thang ...
}
MavenEmbedder embedder = new MavenEmbedder( configuration );
PlexusContainer container = embedder.getPlexusContainer();
// Do what you like with the container ...
// END SNIPPET: plexus-container
}
}