com.whitestein.lsps.engine

Class ExpressionEvaluationServiceBean

java.lang.Object

com.whitestein.lsps.common.SecureAndLoggingService

com.whitestein.lsps.engine.ExpressionEvaluationServiceBean

All Implemented Interfaces:

ExpressionEvaluationServiceLocal, ExpressionEvaluationServiceRemote, ExpressionEvaluationService

@PermitAll
public class ExpressionEvaluationServiceBean
extends com.whitestein.lsps.common.SecureAndLoggingService
implements ExpressionEvaluationServiceLocal, ExpressionEvaluationServiceRemote

Author:

rba

Field Summary

Fields inherited from class com.whitestein.lsps.common.SecureAndLoggingService

PRINCIPAL_KEY

Constructor Summary

Constructors

Constructor and Description
ExpressionEvaluationServiceBean() Creates new instance.
ExpressionEvaluationServiceBean(ModelProviderService modelProviderService) Creates new instance.

Method Summary

Modifier and Type	Method and Description
EvaluationResultValue	evaluateExpression(long modelInstanceId, String source, boolean fullExecutionMode) Parses the string to the expression and than evaluates it in the top context of the model instance.
String	evaluateExpressionAsString(long modelInstanceId, String source, boolean fullExecutionMode) Evaluates an expression and returns its string representation
String	evaluateExpressionInContextAsString(long modelInstanceId, Long contextId, String source, boolean fullExecutionMode) Evaluates an expression in a specific context and returns its string representation
EvaluationResultValue	evaluateExpressionInModel(long modelId, String expression, boolean fullExecutionMode) Parses the string to the expression and than evaluates it in the empty model context.
List<EvaluationResultValue>	evaluateExpressions(long modelInstanceId, List<String> sources, boolean fullExecutionMode) Parses the string sources of expressions in the list evaluates them end returns list of results.
List<String>	evaluateExpressionsAsString(long modelInstanceId, List<String> sources, boolean fullExecutionMode) Evaluates list of expressions and returns the string representations.
List<EvaluationResultValue>	evaluateExpressionsInModel(long modelId, List<String> expressions, boolean fullExecutionMode) Parses the string sources of expressions in the list evaluates them end returns list of results.

Methods inherited from class com.whitestein.lsps.common.SecureAndLoggingService

getCurrentTransactionData, getOriginalPrincipal, getSecurityManagerService

Methods inherited from class java.lang.Object

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

Constructor Detail

ExpressionEvaluationServiceBean

public ExpressionEvaluationServiceBean()

Creates new instance.

ExpressionEvaluationServiceBean

public ExpressionEvaluationServiceBean(ModelProviderService modelProviderService)

Creates new instance.

Parameters:

modelProviderService -

Throws:

NullPointerException - if any of the arguments is null

Method Detail

evaluateExpressions

@RightsAllowed(value="Expression:Evaluate")
public List<EvaluationResultValue> evaluateExpressions(long modelInstanceId,
                                                                                                   List<String> sources,
                                                                                                   boolean fullExecutionMode)
                                                                                            throws ValidationException,
                                                                                                   ErrorException

Description copied from interface: ExpressionEvaluationService

Parses the string sources of expressions in the list evaluates them end returns list of results. Returns objects that can be sent to client.

Specified by:

evaluateExpressions in interface ExpressionEvaluationService

Returns:

list of results

Throws:

ValidationException

ErrorException

evaluateExpression

@RightsAllowed(value="Expression:Evaluate")
public EvaluationResultValue evaluateExpression(long modelInstanceId,
                                                                                            String source,
                                                                                            boolean fullExecutionMode)
                                                                                     throws ValidationException,
                                                                                            ErrorException

Description copied from interface: ExpressionEvaluationService

Parses the string to the expression and than evaluates it in the top context of the model instance. Returns an object that can be sent to client.

Specified by:

evaluateExpression in interface ExpressionEvaluationService

Returns:

result of the expression evaluation

Throws:

ValidationException

ErrorException

evaluateExpressionAsString

@RightsAllowed(value="Expression:Evaluate")
public String evaluateExpressionAsString(long modelInstanceId,
                                                                                     String source,
                                                                                     boolean fullExecutionMode)
                                                                              throws ValidationException,
                                                                                     ErrorException

Description copied from interface: ExpressionEvaluationService

Evaluates an expression and returns its string representation

Specified by:

evaluateExpressionAsString in interface ExpressionEvaluationService

Returns:

string representation of the evaluation result

Throws:

ValidationException

ErrorException

evaluateExpressionInContextAsString

@RightsAllowed(value="Expression:Evaluate")
public String evaluateExpressionInContextAsString(long modelInstanceId,
                                                                                              Long contextId,
                                                                                              String source,
                                                                                              boolean fullExecutionMode)
                                                                                       throws ValidationException,
                                                                                              ErrorException

Description copied from interface: ExpressionEvaluationService

Evaluates an expression in a specific context and returns its string representation

Specified by:

evaluateExpressionInContextAsString in interface ExpressionEvaluationService

contextId - the identifier of the context in which the expression should be evaluated

Returns:

string representation of the evaluation result

Throws:

ValidationException

ErrorException

evaluateExpressionsAsString

@RightsAllowed(value="Expression:Evaluate")
public List<String> evaluateExpressionsAsString(long modelInstanceId,
                                                                                            List<String> sources,
                                                                                            boolean fullExecutionMode)
                                                                                     throws ValidationException,
                                                                                            ErrorException

Description copied from interface: ExpressionEvaluationService

Evaluates list of expressions and returns the string representations.

Specified by:

evaluateExpressionsAsString in interface ExpressionEvaluationService

Returns:

string representation of the results

Throws:

ValidationException

ErrorException

evaluateExpressionInModel

@RightsAllowed(value="Expression:Evaluate")
public EvaluationResultValue evaluateExpressionInModel(long modelId,
                                                                                                   String expression,
                                                                                                   boolean fullExecutionMode)
                                                                                            throws ValidationException,
                                                                                                   ErrorException

Description copied from interface: ExpressionEvaluationService

Parses the string to the expression and than evaluates it in the empty model context. Returns an object that can be sent to client.

Specified by:

evaluateExpressionInModel in interface ExpressionEvaluationService

Returns:

result of the expression evaluation

Throws:

ValidationException

ErrorException

evaluateExpressionsInModel

@RightsAllowed(value="Expression:Evaluate")
public List<EvaluationResultValue> evaluateExpressionsInModel(long modelId,
                                                                                                          List<String> expressions,
                                                                                                          boolean fullExecutionMode)
                                                                                                   throws ValidationException,
                                                                                                          ErrorException

Description copied from interface: ExpressionEvaluationService

Parses the string sources of expressions in the list evaluates them end returns list of results. Returns objects that can be sent to client.

Specified by:

evaluateExpressionsInModel in interface ExpressionEvaluationService

Returns:

list of results

Throws:

ValidationException

ErrorException