Package net.officefloor.plugin.managedfunction.clazz

Class ClassFunction

java.lang.Object

net.officefloor.plugin.managedfunction.clazz.ClassFunction

All Implemented Interfaces:

ManagedFunction<Indexed,Indexed>

public class ClassFunction
extends java.lang.Object
implements ManagedFunction<Indexed,Indexed>

ManagedFunction to invoke a Method.

Author:

Daniel Sagenschneider

Constructor Summary

Constructors

Constructor	Description
ClassFunction(MethodObjectInstanceFactory methodObjectInstanceFactory, java.lang.reflect.Method method, ManagedFunctionParameterFactory[] parameterFactories)	Initiate.

Method Summary

Modifier and Type	Method	Description
java.lang.Object	execute(ManagedFunctionContext<Indexed,Indexed> context)	Executes the function.
java.lang.reflect.Method	getMethod()	Returns the Method for the ManagedFunction.
static java.lang.Object	invokeMethod(java.lang.Object instance, java.lang.reflect.Method method, java.lang.Object[] parameters)	Invokes the Method as the ManagedFunction directly on the Object.

Methods inherited from class java.lang.Object

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

Constructor Detail

ClassFunction

public ClassFunction(MethodObjectInstanceFactory methodObjectInstanceFactory,
                     java.lang.reflect.Method method,
                     ManagedFunctionParameterFactory[] parameterFactories)

Initiate.

Parameters:

methodObjectInstanceFactory - MethodObjectInstanceFactory. Will be null if static Method.

method - Method to invoke for this ManagedFunction.

parameterFactories - ManagedFunctionParameterFactory instances.

Method Detail

invokeMethod

public static java.lang.Object invokeMethod(java.lang.Object instance,
                                            java.lang.reflect.Method method,
                                            java.lang.Object[] parameters)
                                     throws java.lang.Throwable

Invokes the Method as the ManagedFunction directly on the Object.

Parameters:

instance - Instance. May be null if static Method.

method - Method.

parameters - Parameters.

Returns:

Method return value.

Throws:

java.lang.Throwable - Failure invoking the Method.

getMethod

public java.lang.reflect.Method getMethod()

Returns the Method for the ManagedFunction.

Returns:

Method for the ManagedFunction.

execute

public java.lang.Object execute(ManagedFunctionContext<Indexed,Indexed> context)
                         throws java.lang.Throwable

Description copied from interface: ManagedFunction

Executes the function.

Specified by:

execute in interface ManagedFunction<Indexed,Indexed>

Parameters:

context - ManagedFunctionContext for the ManagedFunction.

Returns:

Parameter for the next ManagedFunction. This allows stringing ManagedFunction instances together.

Throws:

java.lang.Throwable - Indicating failure of the ManagedFunction.