Package com.evolveum.midpoint.model.common.expression.script

Class AbstractCachingScriptEvaluator<I,C,K>

java.lang.Object

com.evolveum.midpoint.model.common.expression.script.AbstractScriptEvaluator

com.evolveum.midpoint.model.common.expression.script.AbstractCachingScriptEvaluator<I,C,K>

Type Parameters:

I - script interpreter/compiler/runtime

C - compiled code

K - code caching key (e.g. source code)

All Implemented Interfaces:

ScriptEvaluator

Direct Known Subclasses:

GroovyScriptEvaluator, Jsr223ScriptEvaluator, MelScriptEvaluator

public abstract class AbstractCachingScriptEvaluator<I,C,K>
extends AbstractScriptEvaluator

Script evaluator that caches compiled scripts in scriptCache.

Author:

Radovan Semancik

Constructor Summary

Constructors

Constructor	Description
AbstractCachingScriptEvaluator(PrismContext prismContext, Protector protector, LocalizationService localizationService)

Method Summary

Modifier and Type	Method	Description
protected abstract C	compileScript(String codeString, ScriptExpressionEvaluationContext context)
protected abstract I	createInterpreter(ScriptExpressionEvaluationContext context)
@Nullable Object	evaluateInternal(@NotNull String codeString, @NotNull ScriptExpressionEvaluationContext context)	Executes the evaluation.
protected abstract Object	evaluateScript(C compiledScript, ScriptExpressionEvaluationContext context)
protected I	getInterpreter(ScriptExpressionEvaluationContext context)
protected @NotNull ScriptCache<I,C,K>	getScriptCache()
protected abstract K	getScriptCachingKey(String codeString, ScriptExpressionEvaluationContext context)

Methods inherited from class com.evolveum.midpoint.model.common.expression.script.AbstractScriptEvaluator

doesSupportRestrictions, evaluate, getLocalizationService, getPrismContext, getProtector, needsServiceVariables, prepareFunctionLibraryMap, prepareScriptVariablesMap, prepareScriptVariablesTypedValueMap, prepareUnifiedScriptVariablesValueMap, supportsDeprecatedVariables

Methods inherited from class java.lang.Object

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

Methods inherited from interface com.evolveum.midpoint.model.common.expression.script.ScriptEvaluator

getLanguageName, getLanguageUrl, isInitialized

Constructor Details

AbstractCachingScriptEvaluator

public AbstractCachingScriptEvaluator(PrismContext prismContext,
 Protector protector,
 LocalizationService localizationService)

Method Details

getScriptCache

@NotNull
protected @NotNull ScriptCache<I,C,K> getScriptCache()

evaluateInternal

@Nullable
public @Nullable Object evaluateInternal(@NotNull
 @NotNull String codeString,
 @NotNull
 @NotNull ScriptExpressionEvaluationContext context)
                                  throws Exception

Description copied from class: AbstractScriptEvaluator

Executes the evaluation. Responsible for incrementing respective InternalCounters.

Specified by:

evaluateInternal in class AbstractScriptEvaluator

Throws:

Exception

getInterpreter

protected I getInterpreter(ScriptExpressionEvaluationContext context)
                    throws SecurityViolationException,
ConfigurationException

Throws:

SecurityViolationException

ConfigurationException

createInterpreter

protected abstract I createInterpreter(ScriptExpressionEvaluationContext context)
                                throws SecurityViolationException,
ConfigurationException

Throws:

SecurityViolationException

ConfigurationException

getScriptCachingKey

protected abstract K getScriptCachingKey(String codeString,
 ScriptExpressionEvaluationContext context)
                                  throws SchemaException,
ExpressionEvaluationException,
CommunicationException,
SecurityViolationException,
ConfigurationException,
ObjectNotFoundException

Throws:

SchemaException

ExpressionEvaluationException

CommunicationException

SecurityViolationException

ConfigurationException

ObjectNotFoundException

compileScript

protected abstract C compileScript(String codeString,
 ScriptExpressionEvaluationContext context)
                            throws Exception

Throws:

Exception

evaluateScript

protected abstract Object evaluateScript(C compiledScript,
 ScriptExpressionEvaluationContext context)
                                  throws Exception

Throws:

Exception