org.bonitasoft.engine.expression.impl

Class ExpressionServiceImpl

java.lang.Object

org.bonitasoft.engine.expression.impl.ExpressionServiceImpl

All Implemented Interfaces:

ExpressionService

public class ExpressionServiceImpl
extends Object
implements ExpressionService

Author:

Zhao na, Emmanuel Duchastenier, Baptiste Mesta, Celine Souchet

Constructor Summary

Constructors

Constructor and Description
ExpressionServiceImpl(TechnicalLoggerService logger, boolean checkExpressionReturnType, TimeTracker timeTracker)

Method Summary

Modifier and Type	Method and Description
List<Object>	evaluate(ExpressionKind expressionKind, List<SExpression> expressions, Map<String,Object> dependencyValues, Map<Integer,Object> resolvedExpressions, ContainerState containerState) Evaluate type specified expressions with dependency values
Object	evaluate(SExpression expression, Map<Integer,Object> resolvedExpressions, ContainerState containerState) Evaluate the specific expression
Object	evaluate(SExpression expression, Map<String,Object> dependencyValues, Map<Integer,Object> resolvedExpressions, ContainerState containerState) Evaluate the specific expression with dependency values
boolean	mustCheckExpressionReturnType() Should we throw exception if the real return type is incompatible with the declared one?
boolean	mustPutEvaluatedExpressionInContext(ExpressionKind expressionKind) Should an expression result of a specified ExpressionKind must be put in the evaluation context?
void	setExpressionExecutorStrategy(List<ExpressionExecutorStrategy> expressionExecutors)

Methods inherited from class java.lang.Object

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

Constructor Detail

ExpressionServiceImpl

public ExpressionServiceImpl(TechnicalLoggerService logger,
                             boolean checkExpressionReturnType,
                             TimeTracker timeTracker)

Method Detail

setExpressionExecutorStrategy

public void setExpressionExecutorStrategy(List<ExpressionExecutorStrategy> expressionExecutors)

Specified by:

setExpressionExecutorStrategy in interface ExpressionService

evaluate

public Object evaluate(SExpression expression,
                       Map<Integer,Object> resolvedExpressions,
                       ContainerState containerState)
                throws SExpressionTypeUnknownException,
                       SExpressionEvaluationException,
                       SExpressionDependencyMissingException,
                       SInvalidExpressionException

Description copied from interface: ExpressionService

Evaluate the specific expression

Specified by:

evaluate in interface ExpressionService

Parameters:

expression - the expression will be evaluated

Returns:

the evaluated expression result

Throws:

SExpressionTypeUnknownException

SExpressionEvaluationException

SExpressionDependencyMissingException

SInvalidExpressionException

evaluate

public Object evaluate(SExpression expression,
                       Map<String,Object> dependencyValues,
                       Map<Integer,Object> resolvedExpressions,
                       ContainerState containerState)
                throws SExpressionTypeUnknownException,
                       SExpressionEvaluationException,
                       SExpressionDependencyMissingException,
                       SInvalidExpressionException

Description copied from interface: ExpressionService

Evaluate the specific expression with dependency values

Specified by:

evaluate in interface ExpressionService

Parameters:

expression - the expression will be evaluated

dependencyValues - the dependency values, it may contain values for expression

Returns:

the evaluated expression result

Throws:

SExpressionTypeUnknownException

SExpressionEvaluationException

SExpressionDependencyMissingException

SInvalidExpressionException

evaluate

public List<Object> evaluate(ExpressionKind expressionKind,
                             List<SExpression> expressions,
                             Map<String,Object> dependencyValues,
                             Map<Integer,Object> resolvedExpressions,
                             ContainerState containerState)
                      throws SExpressionTypeUnknownException,
                             SExpressionEvaluationException,
                             SExpressionDependencyMissingException

Description copied from interface: ExpressionService

Evaluate type specified expressions with dependency values

Specified by:

evaluate in interface ExpressionService

Parameters:

expressionKind - the expression kind to indicate which type of ExpressionExecutorStrategy will be used to evaluate the expressions

expressions - a list of expressions to be evaluated

dependencyValues - the dependency values for the expressions, it may contain value informations for expressions

Returns:

a list of evaluated expression results

Throws:

SExpressionTypeUnknownException

SExpressionEvaluationException

SExpressionDependencyMissingException

mustCheckExpressionReturnType

public boolean mustCheckExpressionReturnType()

Description copied from interface: ExpressionService

Should we throw exception if the real return type is incompatible with the declared one?

Specified by:

mustCheckExpressionReturnType in interface ExpressionService

Returns:

true if an exception must be thrown if check fails, false otherwise.

mustPutEvaluatedExpressionInContext

public boolean mustPutEvaluatedExpressionInContext(ExpressionKind expressionKind)

Description copied from interface: ExpressionService

Should an expression result of a specified ExpressionKind must be put in the evaluation context?

Specified by:

mustPutEvaluatedExpressionInContext in interface ExpressionService

Parameters:

expressionKind - the ExpressionKind