org.apache.avalon.composition.model.impl
Class DefaultConstructorModel

java.lang.Object
  org.apache.avalon.composition.model.impl.DefaultEntryModel
      org.apache.avalon.composition.model.impl.DefaultConstructorModel

All Implemented Interfaces:

EntryModel

public class DefaultConstructorModel

extends DefaultEntryModel

Default implementation of a the context entry constructor model.

Version:

$Revision: 1.1.1.2 $ $Date: 2004/05/19 09:33:01 $

Author:

Avalon Development Team

Constructor Summary

DefaultConstructorModel(EntryDescriptor descriptor, ConstructorDirective directive, ComponentContext context, Map map)
Creation of a new context entry import model.

Method Summary

Object	getValue() Return the context entry value.
Object	getValue(ClassLoader loader, Class clazz, String argument, Parameter[] parameters) Return the derived parameter value.
Object	getValue(Parameter p) Return the context entry value.

Methods inherited from class org.apache.avalon.composition.model.impl.DefaultEntryModel

getKey

Methods inherited from class java.lang.Object

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

Constructor Detail

DefaultConstructorModel

public DefaultConstructorModel(EntryDescriptor descriptor,
                               ConstructorDirective directive,
                               ComponentContext context,
                               Map map)
                        throws ModelException

Creation of a new context entry import model.

Parameters:

descriptor - the context entry descriptor

directive - the context entry directive

context - the containment context

map - a map of available context entries

Method Detail

getValue

public Object getValue()
                throws ModelException

Return the context entry value.

Specified by:

getValue in interface EntryModel

Specified by:

getValue in class DefaultEntryModel

Returns:

the context entry value

Throws:

ModelException

getValue

public Object getValue(Parameter p)
                throws ModelException

Return the context entry value.

Returns:

the context entry value

Throws:

ModelException

getValue

public Object getValue(ClassLoader loader,
                       Class clazz,
                       String argument,
                       Parameter[] parameters)
                throws ModelException

Return the derived parameter value.

Parameters:

loader - the classloader to use

clazz - the constructor class

argument - a single string constructor argument

parameters - an alternative sequence of arguments

Returns:

the value

Throws:

ModelException - if the parameter value cannot be resolved