Package org.drools.mvel

Class EvaluatorConstraint

  • All Implemented Interfaces:
    java.io.Externalizable, java.io.Serializable, java.lang.Cloneable, org.drools.base.rule.constraint.AlphaNodeFieldConstraint, org.drools.base.rule.constraint.BetaNodeFieldConstraint, org.drools.base.rule.constraint.Constraint, org.drools.base.rule.IntervalProviderConstraint, org.drools.base.rule.RuleComponent
    public class EvaluatorConstraint
extends org.drools.base.rule.MutableTypeConstraint
implements org.drools.base.rule.IntervalProviderConstraint
    See Also:
    Serialized Form

    • Nested Class Summary

      Nested Classes 
      Modifier and Type Class Description
      protected static class  EvaluatorConstraint.LiteralContextEntry  

      • Nested classes/interfaces inherited from interface org.drools.base.rule.constraint.Constraint

        org.drools.base.rule.constraint.Constraint.ConstraintType

    • Field Summary

      Fields 
      Modifier and Type Field Description
      protected org.drools.base.rule.Declaration[] declarations  
      protected org.drools.base.rule.accessor.Evaluator evaluator  
      protected org.drools.base.rule.accessor.FieldValue field  
      protected org.drools.base.rule.accessor.ReadAccessor rightReadAccessor  

    • Constructor Summary

      Constructors 
      Constructor Description
      EvaluatorConstraint()  
      EvaluatorConstraint​(org.drools.base.rule.accessor.FieldValue field, org.drools.base.rule.accessor.Evaluator evaluator, org.drools.base.rule.accessor.ReadAccessor extractor)  
      EvaluatorConstraint​(org.drools.base.rule.Declaration[] declarations, org.drools.base.rule.accessor.Evaluator evaluator, org.drools.base.rule.accessor.ReadAccessor extractor)  

    • Method Summary

      All Methods Instance Methods Concrete Methods 
      Modifier and Type Method Description
      EvaluatorConstraint clone()  
      org.drools.base.rule.ContextEntry createContextEntry()  
      boolean equals​(java.lang.Object o)  
      org.drools.base.rule.accessor.Evaluator getEvaluator()  
      org.drools.base.rule.accessor.FieldValue getField()  
      org.drools.base.time.Interval getInterval()  
      org.drools.base.rule.Declaration[] getRequiredDeclarations()  
      protected org.drools.base.rule.accessor.ReadAccessor getRightReadAccessor()  
      int hashCode()  
      boolean isAllowed​(org.kie.api.runtime.rule.FactHandle handle, org.drools.base.base.ValueResolver valueResolver)  
      boolean isAllowedCachedLeft​(org.drools.base.rule.ContextEntry context, org.kie.api.runtime.rule.FactHandle handle)  
      boolean isAllowedCachedRight​(org.drools.base.reteoo.BaseTuple tuple, org.drools.base.rule.ContextEntry context)  
      protected boolean isLiteral()  
      boolean isSelf()  
      boolean isTemporal()  
      void readExternal​(java.io.ObjectInput in)  
      void replaceDeclaration​(org.drools.base.rule.Declaration oldDecl, org.drools.base.rule.Declaration newDecl)  
      void writeExternal​(java.io.ObjectOutput out)  

      • Methods inherited from class org.drools.base.rule.MutableTypeConstraint

        cloneIfInUse, getType, setInUse, setType

      • Methods inherited from class java.lang.Object

        finalize, getClass, notify, notifyAll, toString, wait, wait, wait

      • Methods inherited from interface org.drools.base.rule.constraint.Constraint

        addPackageNames, equals, getListenedPropertyMask, getListenedPropertyMask, getPackageNames, getType, mergeEvaluationContext, registerEvaluationContext

    • Field Detail

      • declarations

        protected org.drools.base.rule.Declaration[] declarations

      • evaluator

        protected org.drools.base.rule.accessor.Evaluator evaluator

      • rightReadAccessor

        protected org.drools.base.rule.accessor.ReadAccessor rightReadAccessor

      • field

        protected org.drools.base.rule.accessor.FieldValue field

    • Constructor Detail

      • EvaluatorConstraint

        public EvaluatorConstraint()

      • EvaluatorConstraint

        public EvaluatorConstraint​(org.drools.base.rule.accessor.FieldValue field,
                           org.drools.base.rule.accessor.Evaluator evaluator,
                           org.drools.base.rule.accessor.ReadAccessor extractor)

      • EvaluatorConstraint

        public EvaluatorConstraint​(org.drools.base.rule.Declaration[] declarations,
                           org.drools.base.rule.accessor.Evaluator evaluator,
                           org.drools.base.rule.accessor.ReadAccessor extractor)

    • Method Detail

      • isLiteral

        protected boolean isLiteral()

      • isAllowed

        public boolean isAllowed​(org.kie.api.runtime.rule.FactHandle handle,
                         org.drools.base.base.ValueResolver valueResolver)
        Specified by:
        isAllowed in interface org.drools.base.rule.constraint.AlphaNodeFieldConstraint

      • isAllowedCachedLeft

        public boolean isAllowedCachedLeft​(org.drools.base.rule.ContextEntry context,
                                   org.kie.api.runtime.rule.FactHandle handle)
        Specified by:
        isAllowedCachedLeft in interface org.drools.base.rule.constraint.BetaNodeFieldConstraint

      • isAllowedCachedRight

        public boolean isAllowedCachedRight​(org.drools.base.reteoo.BaseTuple tuple,
                                    org.drools.base.rule.ContextEntry context)
        Specified by:
        isAllowedCachedRight in interface org.drools.base.rule.constraint.BetaNodeFieldConstraint

      • replaceDeclaration

        public void replaceDeclaration​(org.drools.base.rule.Declaration oldDecl,
                               org.drools.base.rule.Declaration newDecl)
        Specified by:
        replaceDeclaration in interface org.drools.base.rule.constraint.Constraint

      • getRequiredDeclarations

        public org.drools.base.rule.Declaration[] getRequiredDeclarations()
        Specified by:
        getRequiredDeclarations in interface org.drools.base.rule.constraint.Constraint

      • isTemporal

        public boolean isTemporal()
        Specified by:
        isTemporal in interface org.drools.base.rule.constraint.Constraint

      • isSelf

        public boolean isSelf()

      • getInterval

        public org.drools.base.time.Interval getInterval()
        Specified by:
        getInterval in interface org.drools.base.rule.IntervalProviderConstraint

      • getEvaluator

        public org.drools.base.rule.accessor.Evaluator getEvaluator()

      • getField

        public org.drools.base.rule.accessor.FieldValue getField()

      • getRightReadAccessor

        protected org.drools.base.rule.accessor.ReadAccessor getRightReadAccessor()

      • clone

        public EvaluatorConstraint clone()
        Specified by:
        clone in interface org.drools.base.rule.constraint.Constraint
        Specified by:
        clone in class org.drools.base.rule.MutableTypeConstraint

      • createContextEntry

        public org.drools.base.rule.ContextEntry createContextEntry()
        Specified by:
        createContextEntry in interface org.drools.base.rule.constraint.BetaNodeFieldConstraint

      • writeExternal

        public void writeExternal​(java.io.ObjectOutput out)
                   throws java.io.IOException
        Specified by:
        writeExternal in interface java.io.Externalizable
        Overrides:
        writeExternal in class org.drools.base.rule.MutableTypeConstraint
        Throws:
        java.io.IOException

      • readExternal

        public void readExternal​(java.io.ObjectInput in)
                  throws java.io.IOException,
                         java.lang.ClassNotFoundException
        Specified by:
        readExternal in interface java.io.Externalizable
        Overrides:
        readExternal in class org.drools.base.rule.MutableTypeConstraint
        Throws:
        java.io.IOException
        java.lang.ClassNotFoundException

      • equals

        public boolean equals​(java.lang.Object o)
        Overrides:
        equals in class java.lang.Object

      • hashCode

        public int hashCode()
        Overrides:
        hashCode in class java.lang.Object