org.jboss.marshalling.reflect
Class ReflectiveCreator

java.lang.Object
  org.jboss.marshalling.reflect.ReflectiveCreator

All Implemented Interfaces:

Creator

Direct Known Subclasses:

SunReflectiveCreator

public class ReflectiveCreator
extends Object
implements Creator

A creator that simply uses reflection to locate and invoke a zero-argument constructor.

Constructor Summary

ReflectiveCreator()

Method Summary

<T> T	create(Class<T> clazz) Create an object instance.
protected <T> Constructor<T>	getCachedConstructor(Class<T> clazz) Get a cached constructor for the class.
protected <T> Constructor<T>	getNewConstructor(Class<T> clazz) Get the constructor to use for a class.

Methods inherited from class java.lang.Object

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

Constructor Detail

ReflectiveCreator

public ReflectiveCreator()

Method Detail

getNewConstructor

protected <T> Constructor<T> getNewConstructor(Class<T> clazz)

Get the constructor to use for a class. Returns null if no suitable constructor is available.

Parameters:

clazz - the class to get a constructor for

Returns:

the constructor, or null if none is available

getCachedConstructor

protected <T> Constructor<T> getCachedConstructor(Class<T> clazz)
                                       throws InstantiationException

Get a cached constructor for the class. If no such constructor is found in the cache, the getNewConstructor() method is invoked to get it. If no constructor is available then an InstantiationException is thrown.

Parameters:

clazz - the class to look up

Returns:

the cached constructor

Throws:

InstantiationException - if no suitable constructor is available

create

public <T> T create(Class<T> clazz)
         throws InstantiationException,
                IllegalAccessException

Create an object instance.

Specified by:

create in interface Creator

Parameters:

clazz - the type of object to create

Returns:

the object instance

Throws:

InstantiationException - if the object could not be instantiated

IllegalAccessException - if there was an access violation