org.apache.tinkerpop.gremlin.groovy.jsr223

Class ScriptEnginePluginAcceptor

java.lang.Object

org.apache.tinkerpop.gremlin.groovy.jsr223.ScriptEnginePluginAcceptor

All Implemented Interfaces:

PluginAcceptor

public class ScriptEnginePluginAcceptor
extends Object
implements PluginAcceptor

A PluginAcceptor implementation for bare ScriptEngine implementations allowing plugins to interact with them on initialization.

Author:

Stephen Mallette (http://stephen.genoprime.com)

Constructor Summary

Constructors

Constructor and Description
ScriptEnginePluginAcceptor(ScriptEngine scriptEngine)

Method Summary

Modifier and Type	Method and Description
void	addBinding(String key, Object val) Adds global bindings to the ScriptEngine that will be applied to every evaluated script.
void	addImports(Set<String> importStatements) If the ScriptEngine implements the DependencyManager interface it will try to import the specified import statements.
Map<String,Object>	environment() Defines the environment settings for the GremlinPlugin.
Object	eval(String script) Evaluate a script in the ScriptEngine.
Map<String,Object>	getBindings() Gets the global bindings that will be applied to every evaluated script.

Methods inherited from class java.lang.Object

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

Constructor Detail

ScriptEnginePluginAcceptor

public ScriptEnginePluginAcceptor(ScriptEngine scriptEngine)

Method Detail

addBinding

public void addBinding(String key,
                       Object val)

Adds global bindings to the ScriptEngine that will be applied to every evaluated script.

Specified by:

addBinding in interface PluginAcceptor

getBindings

public Map<String,Object> getBindings()

Gets the global bindings that will be applied to every evaluated script.

Specified by:

getBindings in interface PluginAcceptor

addImports

public void addImports(Set<String> importStatements)

If the ScriptEngine implements the DependencyManager interface it will try to import the specified import statements.

Specified by:

addImports in interface PluginAcceptor

eval

public Object eval(String script)
            throws ScriptException

Evaluate a script in the ScriptEngine. Typically eval() should be called after imports as ScriptEngine resets may occur during import.

Specified by:

eval in interface PluginAcceptor

Throws:

ScriptException

environment

public Map<String,Object> environment()

Defines the environment settings for the GremlinPlugin.

Specified by:

environment in interface PluginAcceptor