ch.obermuhlner.scriptengine.java.execution

Class DefaultExecutionStrategy

java.lang.Object

ch.obermuhlner.scriptengine.java.execution.DefaultExecutionStrategy

All Implemented Interfaces:

ExecutionStrategy

public class DefaultExecutionStrategy
extends java.lang.Object
implements ExecutionStrategy

The default ExecutionStrategy implementation.

• class implements `Supplier`: the `get()` method is called
• class implements `Runnable`: the `run()` method is called
• class has exactly one public method without arguments: call it

Constructor Summary

Constructors

Constructor and Description
DefaultExecutionStrategy(java.lang.Class<?> clazz) Constructs a DefaultExecutionStrategy for the specified Class.

Method Summary

Modifier and Type	Method and Description
java.lang.Object	execute(java.lang.Object instance) Executes a method on an object instance, or a static method if the specified instance is null.

Methods inherited from class java.lang.Object

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

Constructor Detail

DefaultExecutionStrategy

public DefaultExecutionStrategy(java.lang.Class<?> clazz)

Constructs a DefaultExecutionStrategy for the specified Class.

Parameters:

clazz - the Class

Method Detail

execute

public java.lang.Object execute(java.lang.Object instance)
                         throws javax.script.ScriptException

Description copied from interface: ExecutionStrategy

Executes a method on an object instance, or a static method if the specified instance is null.

Specified by:

execute in interface ExecutionStrategy

Parameters:

instance - the object instance to be executed or null to execute a static method

Returns:

the return value of the method, or null

Throws:

javax.script.ScriptException - if no method to execute was found