Package org.flowable.common.engine.impl.scripting

Class ScriptingEngines

java.lang.Object

org.flowable.common.engine.impl.scripting.ScriptingEngines

public class ScriptingEngines
extends Object

Manages and provides access to JSR-223 ScriptEngines.

ScriptEngines are attempted to be cached by default, if the ScriptEngines factory THREADING parameter indicates thread safe read access.

Author:

Tom Baeyens, Joram Barrez, Frederik Heremans, Arthur Hupka-Merle

See Also:

• ScriptEngineManager

Field Summary

Fields

Modifier and Type	Field	Description
protected Map<String,ScriptEngine>	cachedEngines
protected boolean	cacheScriptingEngines
static final String	DEFAULT_SCRIPTING_LANGUAGE
protected ScriptTraceEnhancer	defaultTraceEnhancer
static final String	GROOVY_SCRIPTING_LANGUAGE
protected ScriptBindingsFactory	scriptBindingsFactory
protected ScriptTraceListener	scriptErrorListener
protected ScriptTraceListener	scriptSuccessListener

Constructor Summary

Constructors

Constructor	Description
ScriptingEngines(ScriptEngineManager scriptEngineManager)
ScriptingEngines(ScriptBindingsFactory scriptBindingsFactory)

Method Summary

Modifier and Type	Method	Description
ScriptingEngines	addScriptEngineFactory(ScriptEngineFactory scriptEngineFactory)
protected Bindings	createBindings(ScriptEngineRequest request)	override to build a spring aware ScriptingEngines
protected void	enhanceScriptTrace(ScriptEngineRequest request, DefaultScriptTrace scriptTrace)
protected Object	evaluate(ScriptEngine scriptEngine, ScriptEngineRequest request, Bindings bindings)
ScriptEvaluation	evaluate(ScriptEngineRequest request)
protected Object	evaluate(ScriptEngineRequest request, Bindings bindings)
ScriptTraceEnhancer	getDefaultTraceEnhancer()
protected ScriptEngine	getEngineByName(String language)
ScriptBindingsFactory	getScriptBindingsFactory()
ScriptEngineManager	getScriptEngineManager()
ScriptTraceListener	getScriptErrorListener()
ScriptTraceListener	getScriptSuccessListener()
boolean	isCacheScriptingEngines()
protected void	notifyScriptTraceListener(ScriptTraceListener listener, ScriptTrace scriptTrace)
void	setCacheScriptingEngines(boolean cacheScriptingEngines)
void	setDefaultTraceEnhancer(ScriptTraceEnhancer defaultTraceEnhancer)
void	setScriptBindingsFactory(ScriptBindingsFactory scriptBindingsFactory)
void	setScriptEngineFactories(List<ScriptEngineFactory> scriptEngineFactories)
void	setScriptErrorListener(ScriptTraceListener scriptErrorListener)
void	setScriptSuccessListener(ScriptTraceListener scriptSuccessListener)

Methods inherited from class java.lang.Object

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

Field Details

DEFAULT_SCRIPTING_LANGUAGE

public static final String DEFAULT_SCRIPTING_LANGUAGE

See Also:

• Constant Field Values

GROOVY_SCRIPTING_LANGUAGE

public static final String GROOVY_SCRIPTING_LANGUAGE

See Also:

• Constant Field Values

scriptBindingsFactory

protected ScriptBindingsFactory scriptBindingsFactory

cacheScriptingEngines

protected boolean cacheScriptingEngines

cachedEngines

protected Map<String,ScriptEngine> cachedEngines

defaultTraceEnhancer

protected ScriptTraceEnhancer defaultTraceEnhancer

scriptErrorListener

protected ScriptTraceListener scriptErrorListener

scriptSuccessListener

protected ScriptTraceListener scriptSuccessListener

Constructor Details

ScriptingEngines

public ScriptingEngines(ScriptBindingsFactory scriptBindingsFactory)

ScriptingEngines

public ScriptingEngines(ScriptEngineManager scriptEngineManager)

Method Details

evaluate

public ScriptEvaluation evaluate(ScriptEngineRequest request)

evaluate

protected Object evaluate(ScriptEngineRequest request,
 Bindings bindings)

evaluate

protected Object evaluate(ScriptEngine scriptEngine,
 ScriptEngineRequest request,
 Bindings bindings)

notifyScriptTraceListener

protected void notifyScriptTraceListener(ScriptTraceListener listener,
 ScriptTrace scriptTrace)

enhanceScriptTrace

protected void enhanceScriptTrace(ScriptEngineRequest request,
 DefaultScriptTrace scriptTrace)

getEngineByName

protected ScriptEngine getEngineByName(String language)

createBindings

protected Bindings createBindings(ScriptEngineRequest request)

override to build a spring aware ScriptingEngines

getScriptBindingsFactory

public ScriptBindingsFactory getScriptBindingsFactory()

setScriptBindingsFactory

public void setScriptBindingsFactory(ScriptBindingsFactory scriptBindingsFactory)

setScriptEngineFactories

public void setScriptEngineFactories(List<ScriptEngineFactory> scriptEngineFactories)

addScriptEngineFactory

public ScriptingEngines addScriptEngineFactory(ScriptEngineFactory scriptEngineFactory)

setCacheScriptingEngines

public void setCacheScriptingEngines(boolean cacheScriptingEngines)

isCacheScriptingEngines

public boolean isCacheScriptingEngines()

getDefaultTraceEnhancer

public ScriptTraceEnhancer getDefaultTraceEnhancer()

setDefaultTraceEnhancer

public void setDefaultTraceEnhancer(ScriptTraceEnhancer defaultTraceEnhancer)

getScriptErrorListener

public ScriptTraceListener getScriptErrorListener()

setScriptErrorListener

public void setScriptErrorListener(ScriptTraceListener scriptErrorListener)

getScriptSuccessListener

public ScriptTraceListener getScriptSuccessListener()

setScriptSuccessListener

public void setScriptSuccessListener(ScriptTraceListener scriptSuccessListener)

getScriptEngineManager

public ScriptEngineManager getScriptEngineManager()