org.springframework.scripting.groovy

Class GroovyScriptEvaluator

java.lang.Object

org.springframework.scripting.groovy.GroovyScriptEvaluator

All Implemented Interfaces:

Aware, BeanClassLoaderAware, ScriptEvaluator

public class GroovyScriptEvaluator
extends java.lang.Object
implements ScriptEvaluator, BeanClassLoaderAware

Groovy-based implementation of Spring's ScriptEvaluator strategy interface.

Since:

4.0

Author:

Juergen Hoeller

See Also:

GroovyShell#evaluate(String, String)

Field Summary

Fields

Modifier and Type	Field and Description
private java.lang.ClassLoader	classLoader

Constructor Summary

Constructors

Constructor and Description
GroovyScriptEvaluator() Construct a new GroovyScriptEvaluator.
GroovyScriptEvaluator(java.lang.ClassLoader classLoader) Construct a new GroovyScriptEvaluator.

Method Summary

Modifier and Type	Method and Description
java.lang.Object	evaluate(ScriptSource script) Evaluate the given script.
java.lang.Object	evaluate(ScriptSource script, java.util.Map<java.lang.String,java.lang.Object> arguments) Evaluate the given script with the given arguments.
void	setBeanClassLoader(java.lang.ClassLoader classLoader) Callback that supplies the bean class loader to a bean instance.

Methods inherited from class java.lang.Object

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

Field Detail

classLoader

private java.lang.ClassLoader classLoader

Constructor Detail

GroovyScriptEvaluator

public GroovyScriptEvaluator()

Construct a new GroovyScriptEvaluator.

GroovyScriptEvaluator

public GroovyScriptEvaluator(java.lang.ClassLoader classLoader)

Construct a new GroovyScriptEvaluator.

Parameters:

classLoader - the ClassLoader to use as a parent for the GroovyShell

Method Detail

setBeanClassLoader

public void setBeanClassLoader(java.lang.ClassLoader classLoader)

Description copied from interface: BeanClassLoaderAware

Callback that supplies the bean class loader to a bean instance.

Invoked after the population of normal bean properties but before an initialization callback such as InitializingBean's InitializingBean.afterPropertiesSet() method or a custom init-method.

Specified by:

setBeanClassLoader in interface BeanClassLoaderAware

Parameters:

classLoader - the owning class loader; may be null in which case a default ClassLoader must be used, for example the ClassLoader obtained via ClassUtils.getDefaultClassLoader()

evaluate

public java.lang.Object evaluate(ScriptSource script)

Description copied from interface: ScriptEvaluator

Evaluate the given script.

Specified by:

evaluate in interface ScriptEvaluator

Parameters:

script - the ScriptSource for the script to evaluate

Returns:

the return value of the script, if any

evaluate

public java.lang.Object evaluate(ScriptSource script,
                                 java.util.Map<java.lang.String,java.lang.Object> arguments)

Description copied from interface: ScriptEvaluator

Evaluate the given script with the given arguments.

Specified by:

evaluate in interface ScriptEvaluator

Parameters:

script - the ScriptSource for the script to evaluate

arguments - the key-value pairs to expose to the script, typically as script variables (may be null or empty)

Returns:

the return value of the script, if any