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

Class AbstractScriptEvaluator

java.lang.Object

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

All Implemented Interfaces:

ScriptEvaluator

Direct Known Subclasses:

AbstractCachingScriptEvaluator, VelocityScriptEvaluator

public abstract class AbstractScriptEvaluator
extends Object
implements ScriptEvaluator

Expression evaluator that is using javax.script (JSR-223) engine.

Constructor Summary

Constructors

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

Method Summary

Modifier and Type	Method	Description
protected boolean	doesSupportRestrictions()
<V extends PrismValue> @NotNull List<V>	evaluate(@NotNull ScriptExpressionEvaluationContext context)	Evaluates given script in given context.
abstract @Nullable Object	evaluateInternal(@NotNull String codeString, @NotNull ScriptExpressionEvaluationContext context)	Executes the evaluation.
LocalizationService	getLocalizationService()
PrismContext	getPrismContext()
Protector	getProtector()
protected boolean	needsServiceVariables()
protected <T> void	prepareFunctionLibraryMap(ScriptExpressionEvaluationContext context, Map<String,T> map, Function<TypedValue<?>,T> converter)	Process functional libraries (name -> implementation) into a map, including a value conversion by lambda.
protected <T> void	prepareScriptVariablesMap(ScriptExpressionEvaluationContext context, Map<String,T> map, Function<TypedValue<?>,T> converter)	Process variables (name -> TypedValue) into a map, including a value conversion by lambda.
protected Map<String,TypedValue<?>>	prepareScriptVariablesTypedValueMap(ScriptExpressionEvaluationContext context)	Returns typed variable map: name -> TypedValue, just for the variables.
protected Map<String,Object>	prepareUnifiedScriptVariablesValueMap(ScriptExpressionEvaluationContext context)	Returns simple variable map: name -> value, including function libraries, contexts and all other objects.
protected boolean	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

AbstractScriptEvaluator

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

Method Details

getPrismContext

public PrismContext getPrismContext()

getProtector

public Protector getProtector()

getLocalizationService

public LocalizationService getLocalizationService()

evaluate

@NotNull
public <V extends PrismValue> @NotNull List<V> evaluate(@NotNull
 @NotNull ScriptExpressionEvaluationContext context)
                                                 throws ExpressionEvaluationException,
ObjectNotFoundException,
ExpressionSyntaxException,
CommunicationException,
ConfigurationException,
SecurityViolationException

Description copied from interface: ScriptEvaluator

Evaluates given script in given context. Everything is wrapped into ScriptExpressionEvaluationContext object.

Specified by:

evaluate in interface ScriptEvaluator

Throws:

ExpressionEvaluationException

ObjectNotFoundException

ExpressionSyntaxException

CommunicationException

ConfigurationException

SecurityViolationException

evaluateInternal

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

Executes the evaluation. Responsible for incrementing respective InternalCounters.

Throws:

Exception

doesSupportRestrictions

protected boolean doesSupportRestrictions()

prepareUnifiedScriptVariablesValueMap

protected Map<String,Object> prepareUnifiedScriptVariablesValueMap(ScriptExpressionEvaluationContext context)
                                                            throws SchemaException,
ObjectNotFoundException,
CommunicationException,
ConfigurationException,
SecurityViolationException,
ExpressionEvaluationException

Returns simple variable map: name -> value, including function libraries, contexts and all other objects.

Throws:

SchemaException

ObjectNotFoundException

CommunicationException

ConfigurationException

SecurityViolationException

ExpressionEvaluationException

prepareScriptVariablesTypedValueMap

protected Map<String,TypedValue<?>> prepareScriptVariablesTypedValueMap(ScriptExpressionEvaluationContext context)
                                                                 throws SchemaException,
ObjectNotFoundException,
CommunicationException,
ConfigurationException,
SecurityViolationException,
ExpressionEvaluationException

Returns typed variable map: name -> TypedValue, just for the variables.

Throws:

SchemaException

ObjectNotFoundException

CommunicationException

ConfigurationException

SecurityViolationException

ExpressionEvaluationException

prepareFunctionLibraryMap

protected <T> void prepareFunctionLibraryMap(ScriptExpressionEvaluationContext context,
 Map<String,T> map,
 Function<TypedValue<?>,T> converter)
                                      throws SchemaException,
ObjectNotFoundException,
CommunicationException,
ConfigurationException,
SecurityViolationException,
ExpressionEvaluationException

Process functional libraries (name -> implementation) into a map, including a value conversion by lambda.

Throws:

SchemaException

ObjectNotFoundException

CommunicationException

ConfigurationException

SecurityViolationException

ExpressionEvaluationException

prepareScriptVariablesMap

protected <T> void prepareScriptVariablesMap(ScriptExpressionEvaluationContext context,
 Map<String,T> map,
 Function<TypedValue<?>,T> converter)
                                      throws SchemaException,
ObjectNotFoundException,
CommunicationException,
ConfigurationException,
SecurityViolationException,
ExpressionEvaluationException

Process variables (name -> TypedValue) into a map, including a value conversion by lambda. This method is processing the variables ONLY, it does NOT contain functions and function libraries.

Throws:

SchemaException

ObjectNotFoundException

CommunicationException

ConfigurationException

SecurityViolationException

ExpressionEvaluationException

supportsDeprecatedVariables

protected boolean supportsDeprecatedVariables()

needsServiceVariables

protected boolean needsServiceVariables()