org.apache.commons.jocl
Class ConstructorUtil

java.lang.Object
  org.apache.commons.jocl.ConstructorUtil

public class ConstructorUtil
extends java.lang.Object

Miscellaneous Constructor related utility functions.

Version:

$Revision: 479137 $ $Date: 2006-11-25 10:51:48 -0500 (Sat, 25 Nov 2006) $

Author:

Rodney Waldhoff

Constructor Summary

ConstructorUtil()

Method Summary

static java.lang.reflect.Constructor	getConstructor(java.lang.Class type, java.lang.Class[] argTypes) Returns a Constructor for the given method signature, or null if no such Constructor can be found.
static java.lang.Object	invokeConstructor(java.lang.Class type, java.lang.Class[] argTypes, java.lang.Object[] argValues) Creates a new instance of the specified type using a Constructor described by the given parameter types and values.

Methods inherited from class java.lang.Object

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

Constructor Detail

ConstructorUtil

public ConstructorUtil()

Method Detail

getConstructor

public static java.lang.reflect.Constructor getConstructor(java.lang.Class type,
                                                           java.lang.Class[] argTypes)

Returns a Constructor for the given method signature, or null if no such Constructor can be found.

Parameters:

type - the (non-null) type of Object the returned Constructor should create

argTypes - a non-null array of types describing the parameters to the Constructor.

Returns:

a Constructor for the given method signature, or null if no such Constructor can be found.

See Also:

invokeConstructor(java.lang.Class, java.lang.Class[], java.lang.Object[])

invokeConstructor

public static java.lang.Object invokeConstructor(java.lang.Class type,
                                                 java.lang.Class[] argTypes,
                                                 java.lang.Object[] argValues)
                                          throws java.lang.InstantiationException,
                                                 java.lang.IllegalAccessException,
                                                 java.lang.reflect.InvocationTargetException

Creates a new instance of the specified type using a Constructor described by the given parameter types and values.

Parameters:

type - the type of Object to be created

argTypes - a non-null array of types describing the parameters to the Constructor.

argValues - a non-null array containing the values of the parameters to the Constructor.

Returns:

a new instance of the specified type using a Constructor described by the given parameter types and values.

Throws:

java.lang.InstantiationException

java.lang.IllegalAccessException

java.lang.reflect.InvocationTargetException