org.springframework.integration.groovy

Class GroovyCommandMessageProcessor

java.lang.Object

org.springframework.integration.scripting.AbstractScriptExecutingMessageProcessor<Object>

org.springframework.integration.groovy.GroovyCommandMessageProcessor

All Implemented Interfaces:

Aware, BeanClassLoaderAware, BeanFactoryAware, MessageProcessor<Object>

public class GroovyCommandMessageProcessor
extends AbstractScriptExecutingMessageProcessor<Object>

Since:

2.0

Author:

Dave Syer, Mark Fisher, Oleg Zhurakousky, Artem Bilan, Stefan Reuter

Field Summary

Fields inherited from class org.springframework.integration.scripting.AbstractScriptExecutingMessageProcessor

beanClassLoader, beanFactory

Constructor Summary

Constructors

Constructor and Description
GroovyCommandMessageProcessor() Creates a GroovyCommandMessageProcessor that will use the DefaultScriptVariableGenerator.
GroovyCommandMessageProcessor(groovy.lang.Binding binding) Creates a GroovyCommandMessageProcessor that will use the DefaultScriptVariableGenerator and provided Binding.
GroovyCommandMessageProcessor(groovy.lang.Binding binding, ScriptVariableGenerator scriptVariableGenerator) Creates a GroovyCommandMessageProcessor that will use the provided ScriptVariableGenerator and Binding.
GroovyCommandMessageProcessor(ScriptVariableGenerator scriptVariableGenerator) Creates a GroovyCommandMessageProcessor that will use the provided ScriptVariableGenerator.

Method Summary

Modifier and Type	Method and Description
protected Object	executeScript(ScriptSource scriptSource, Map<String,Object> variables) Subclasses must implement this method.
protected String	generateScriptName(Message<?> message)
protected ScriptSource	getScriptSource(Message<?> message) Subclasses must implement this method to create a script source, optionally using the message to locate or create the script.
void	setCustomizer(GroovyObjectCustomizer customizer) Sets a GroovyObjectCustomizer for this processor.

Methods inherited from class org.springframework.integration.scripting.AbstractScriptExecutingMessageProcessor

processMessage, setBeanClassLoader, setBeanFactory

Methods inherited from class java.lang.Object

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

Constructor Detail

GroovyCommandMessageProcessor

public GroovyCommandMessageProcessor()

Creates a GroovyCommandMessageProcessor that will use the DefaultScriptVariableGenerator.

GroovyCommandMessageProcessor

public GroovyCommandMessageProcessor(ScriptVariableGenerator scriptVariableGenerator)

Creates a GroovyCommandMessageProcessor that will use the provided ScriptVariableGenerator.

Parameters:

scriptVariableGenerator - The variable generator.

GroovyCommandMessageProcessor

public GroovyCommandMessageProcessor(groovy.lang.Binding binding)

Creates a GroovyCommandMessageProcessor that will use the DefaultScriptVariableGenerator and provided Binding. Provided 'binding' will be used in the BindingOverwriteGroovyObjectCustomizerDecorator to overwrite original Groovy Script 'binding'.

Parameters:

binding - The binding.

GroovyCommandMessageProcessor

public GroovyCommandMessageProcessor(groovy.lang.Binding binding,
                                     ScriptVariableGenerator scriptVariableGenerator)

Creates a GroovyCommandMessageProcessor that will use the provided ScriptVariableGenerator and Binding. Provided 'binding' will be used in the BindingOverwriteGroovyObjectCustomizerDecorator to overwrite original Groovy Script 'binding'.

Parameters:

binding - The binding.

scriptVariableGenerator - The variable generator.

Method Detail

setCustomizer

public void setCustomizer(GroovyObjectCustomizer customizer)

Sets a GroovyObjectCustomizer for this processor.

Parameters:

customizer - The customizer.

getScriptSource

protected ScriptSource getScriptSource(Message<?> message)

Description copied from class: AbstractScriptExecutingMessageProcessor

Subclasses must implement this method to create a script source, optionally using the message to locate or create the script.

Specified by:

getScriptSource in class AbstractScriptExecutingMessageProcessor<Object>

Parameters:

message - the message being processed

Returns:

a ScriptSource to use to create a script

executeScript

protected Object executeScript(ScriptSource scriptSource,
                               Map<String,Object> variables)
                        throws Exception

Description copied from class: AbstractScriptExecutingMessageProcessor

Subclasses must implement this method. In doing so, the execution context for the script should be populated with the provided script variables.

Specified by:

executeScript in class AbstractScriptExecutingMessageProcessor<Object>

Parameters:

scriptSource - The script source.

variables - The variables.

Returns:

The result of the execution.

Throws:

Exception - Any Exception.

generateScriptName

protected String generateScriptName(Message<?> message)