org.springframework.scripting.support

Class StandardScriptUtils

java.lang.Object

org.springframework.scripting.support.StandardScriptUtils

public abstract class StandardScriptUtils
extends java.lang.Object

Common operations for dealing with a JSR-223 ScriptEngine.

Since:

4.2.2

Author:

Juergen Hoeller

Constructor Summary

Constructors

Constructor and Description
StandardScriptUtils()

Method Summary

Modifier and Type	Method and Description
(package private) static javax.script.Bindings	getBindings(java.util.Map<java.lang.String,java.lang.Object> bindings)
static javax.script.ScriptEngine	retrieveEngineByName(javax.script.ScriptEngineManager scriptEngineManager, java.lang.String engineName) Retrieve a ScriptEngine from the given ScriptEngineManager by name, delegating to ScriptEngineManager.getEngineByName(java.lang.String) but throwing a descriptive exception if not found or if initialization failed.

Methods inherited from class java.lang.Object

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

Constructor Detail

StandardScriptUtils

public StandardScriptUtils()

Method Detail

retrieveEngineByName

public static javax.script.ScriptEngine retrieveEngineByName(javax.script.ScriptEngineManager scriptEngineManager,
                                                             java.lang.String engineName)

Retrieve a ScriptEngine from the given ScriptEngineManager by name, delegating to ScriptEngineManager.getEngineByName(java.lang.String) but throwing a descriptive exception if not found or if initialization failed.

Parameters:

scriptEngineManager - the ScriptEngineManager to use

engineName - the name of the engine

Returns:

a corresponding ScriptEngine (never null)

Throws:

java.lang.IllegalArgumentException - if no matching engine has been found

java.lang.IllegalStateException - if the desired engine failed to initialize

getBindings

static javax.script.Bindings getBindings(java.util.Map<java.lang.String,java.lang.Object> bindings)