org.codehaus.plexus.component.composition

Class DefaultCompositionResolver

java.lang.Object

org.codehaus.plexus.component.composition.DefaultCompositionResolver

All Implemented Interfaces:

CompositionResolver

public class DefaultCompositionResolver
extends java.lang.Object
implements CompositionResolver

Version:

$Id$

Field Summary

Fields

Modifier and Type	Field and Description
private org.codehaus.plexus.util.dag.DAG	dag

Fields inherited from interface org.codehaus.plexus.component.composition.CompositionResolver

SEPARATOR_CHAR

Constructor Summary

Constructors

Constructor and Description
DefaultCompositionResolver()

Method Summary

Modifier and Type	Method and Description
void	addComponentDescriptor(ComponentDescriptor<?> componentDescriptor)
java.util.List	findRequirements(java.lang.String role, java.lang.String roleHint) Returns the list of names of components which are using the component.
private java.lang.String	getDAGKey(java.lang.String role, java.lang.String roleHint)
java.util.List	getRequirements(java.lang.String role, java.lang.String roleHint) Returns the list of names of components which are required by the component of given role and roleHint.

Methods inherited from class java.lang.Object

clone, equals, finalize, getClass, hashCode, notify, notifyAll, toString, wait, wait, wait

Field Detail

dag

private org.codehaus.plexus.util.dag.DAG dag

Constructor Detail

DefaultCompositionResolver

public DefaultCompositionResolver()

Method Detail

addComponentDescriptor

public void addComponentDescriptor(ComponentDescriptor<?> componentDescriptor)
                            throws CycleDetectedInComponentGraphException

Specified by:

addComponentDescriptor in interface CompositionResolver

Throws:

CycleDetectedInComponentGraphException - when cycle is detected

getRequirements

public java.util.List getRequirements(java.lang.String role,
                                      java.lang.String roleHint)

Description copied from interface: CompositionResolver

Returns the list of names of components which are required by the component of given role and roleHint. The names returned are in the form role:hint, where : is defined in SEPARATOR_CHAR.

Specified by:

getRequirements in interface CompositionResolver

Parameters:

role - The name of the component

roleHint - The implementation hint of the component

Returns:

The list of components which are required by given component

See Also:

CompositionResolver.getRequirements(String,String)

findRequirements

public java.util.List findRequirements(java.lang.String role,
                                       java.lang.String roleHint)

Description copied from interface: CompositionResolver

Returns the list of names of components which are using the component. of given role and roleHint. The names returned are in the form role:hint, where : is defined in SEPARATOR_CHAR.

Specified by:

findRequirements in interface CompositionResolver

Parameters:

role - The name of the component

roleHint - The implementation hint of the component

Returns:

The list of components which are requiring given component

See Also:

CompositionResolver.findRequirements(String,String)

getDAGKey

private java.lang.String getDAGKey(java.lang.String role,
                                   java.lang.String roleHint)