org.apache.tools.ant.util

Class ReflectWrapper

public class ReflectWrapper extends Object

Utility class to handle reflection on java objects. The class is a holder class for an object and uses java reflection to call methods on the objects. If things go wrong, BuildExceptions are thrown.
Constructor Summary
ReflectWrapper(ClassLoader loader, String name)
Construct a wrapped object using the no arg constructor.
ReflectWrapper(Object obj)
Constructor using a passed in object.
Method Summary
ObjectgetObject()
Objectinvoke(String methodName)
Call a method on the object with no parameters.
Objectinvoke(String methodName, Class argType, Object arg)
Call a method on the object with one argument.
Objectinvoke(String methodName, Class argType1, Object arg1, Class argType2, Object arg2)
Call a method on the object with one argument.

Constructor Detail

ReflectWrapper

public ReflectWrapper(ClassLoader loader, String name)
Construct a wrapped object using the no arg constructor.

Parameters: loader the classloader to use to construct the class. name the classname of the object to construct.

ReflectWrapper

public ReflectWrapper(Object obj)
Constructor using a passed in object.

Parameters: obj the object to wrap.

Method Detail

getObject

public Object getObject()

Returns: the wrapped object.

invoke

public Object invoke(String methodName)
Call a method on the object with no parameters.

Parameters: methodName the name of the method to call

Returns: the object returned by the method

invoke

public Object invoke(String methodName, Class argType, Object arg)
Call a method on the object with one argument.

Parameters: methodName the name of the method to call argType the type of argument. arg the value of the argument.

Returns: the object returned by the method

invoke

public Object invoke(String methodName, Class argType1, Object arg1, Class argType2, Object arg2)
Call a method on the object with one argument.

Parameters: methodName the name of the method to call argType1 the type of the first argument. arg1 the value of the first argument. argType2 the type of the second argument. arg2 the value of the second argument.

Returns: the object returned by the method