org.springframework.expression.spel.support

Class ReflectiveConstructorExecutor

java.lang.Object

org.springframework.expression.spel.support.ReflectiveConstructorExecutor

All Implemented Interfaces:

ConstructorExecutor

public class ReflectiveConstructorExecutor
extends java.lang.Object
implements ConstructorExecutor

A simple ConstructorExecutor implementation that runs a constructor using reflective invocation.

Since:

3.0

Author:

Andy Clement, Juergen Hoeller

Field Summary

Fields

Modifier and Type	Field and Description
private java.lang.reflect.Constructor<?>	ctor
private java.lang.Integer	varargsPosition

Constructor Summary

Constructors

Constructor and Description
ReflectiveConstructorExecutor(java.lang.reflect.Constructor<?> ctor)

Method Summary

Modifier and Type	Method and Description
TypedValue	execute(EvaluationContext context, java.lang.Object... arguments) Execute a constructor in the specified context using the specified arguments.
java.lang.reflect.Constructor<?>	getConstructor()

Methods inherited from class java.lang.Object

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

Field Detail

ctor

private final java.lang.reflect.Constructor<?> ctor

varargsPosition

private final java.lang.Integer varargsPosition

Constructor Detail

ReflectiveConstructorExecutor

public ReflectiveConstructorExecutor(java.lang.reflect.Constructor<?> ctor)

Method Detail

execute

public TypedValue execute(EvaluationContext context,
                          java.lang.Object... arguments)
                   throws AccessException

Description copied from interface: ConstructorExecutor

Execute a constructor in the specified context using the specified arguments.

Specified by:

execute in interface ConstructorExecutor

Parameters:

context - the evaluation context in which the command is being executed

arguments - the arguments to the constructor call, should match (in terms of number and type) whatever the command will need to run

Returns:

the new object

Throws:

AccessException - if there is a problem executing the command or the CommandExecutor is no longer valid

getConstructor

public java.lang.reflect.Constructor<?> getConstructor()