Package org.drools.core.rule

Class Pattern

    • Constructor Detail

      • Pattern

        public Pattern()

      • Pattern

        public Pattern​(int patternId,
               ObjectType objectType)

      • Pattern

        public Pattern​(int patternId,
               ObjectType objectType,
               java.lang.String identifier)

      • Pattern

        public Pattern​(int patternId,
               int tupleIndex,
               int objectIndex,
               ObjectType objectType,
               java.lang.String identifier)

      • Pattern

        public Pattern​(int patternId,
               int tupleIndex,
               int objectIndex,
               ObjectType objectType,
               java.lang.String identifier,
               boolean isInternalFact)

    • Method Detail

      • hasNegativeConstraint

        public boolean hasNegativeConstraint()

      • setHasNegativeConstraint

        public void setHasNegativeConstraint​(boolean negative)

      • readExternal

        public void readExternal​(java.io.ObjectInput in)
                  throws java.io.IOException,
                         java.lang.ClassNotFoundException
        Specified by:
        readExternal in interface java.io.Externalizable
        Throws:
        java.io.IOException
        java.lang.ClassNotFoundException

      • writeExternal

        public void writeExternal​(java.io.ObjectOutput out)
                   throws java.io.IOException
        Specified by:
        writeExternal in interface java.io.Externalizable
        Throws:
        java.io.IOException

      • getRequiredDeclarations

        public Declaration[] getRequiredDeclarations()

      • getObjectType

        public ObjectType getObjectType()

      • setObjectType

        public void setObjectType​(ObjectType objectType)

      • isPassive

        public boolean isPassive()

      • setPassive

        public void setPassive​(boolean passive)

      • getConstraints

        public java.util.List<Constraint> getConstraints()

      • addConstraint

        public void addConstraint​(int index,
                          Constraint constraint)

      • addConstraints

        public void addConstraints​(java.util.Collection<Constraint> constraints)

      • addConstraint

        public void addConstraint​(Constraint constraint)

      • removeConstraint

        public void removeConstraint​(Constraint constraint)

      • hasXPath

        public boolean hasXPath()

      • getXPathDeclaration

        public Declaration getXPathDeclaration()

      • addDeclaration

        public Declaration addDeclaration​(java.lang.String identifier)

      • addDeclaration

        public void addDeclaration​(Declaration decl)

      • resetDeclarations

        public void resetDeclarations()

      • isBound

        public boolean isBound()

      • getPatternId

        public int getPatternId()
        The index of the Pattern, in the list of patterns.
        Returns:
        the patternIndex

      • getObjectIndex

        public int getObjectIndex()

      • setObjectIndex

        public void setObjectIndex​(int objectIndex)

      • getTupleIndex

        public int getTupleIndex()
        The index of pattern in the tuple chain.
        Returns:
        the tupleIndex

      • setTupleIndex

        public void setTupleIndex​(int tupleIndex)

      • getDeclarations

        public java.util.Map<java.lang.String,​Declaration> getDeclarations()

      • resolveDeclaration

        public Declaration resolveDeclaration​(java.lang.String identifier)
        Description copied from interface: RuleConditionElement
        Resolves the given identifier in the current scope and returns the Declaration object for the declaration. Returns null if identifier can not be resolved.
        Specified by:
        resolveDeclaration in interface RuleConditionElement
        Returns:

      • toString

        public java.lang.String toString()
        Overrides:
        toString in class java.lang.Object

      • hashCode

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

      • equals

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

      • isPatternScopeDelimiter

        public boolean isPatternScopeDelimiter()
        Description copied from interface: RuleConditionElement
        Returns true in case this RuleConditionElement delimits a pattern visibility scope. For instance, AND CE is not a scope delimiter, while NOT CE is a scope delimiter
        Specified by:
        isPatternScopeDelimiter in interface RuleConditionElement
        Returns:

      • getBehaviors

        public java.util.List<Behavior> getBehaviors()
        Returns:
        the behaviors

      • setBehaviors

        public void setBehaviors​(java.util.List<Behavior> behaviors)
        Parameters:
        behaviors - the behaviors to set

      • addBehavior

        public void addBehavior​(Behavior behavior)

      • getListenedProperties

        public java.util.Collection<java.lang.String> getListenedProperties()

      • addBoundProperty

        public void addBoundProperty​(java.lang.String boundProperty)

      • addWatchedProperty

        public void addWatchedProperty​(java.lang.String watchedProperty)

      • addWatchedProperties

        public void addWatchedProperties​(java.util.Collection<java.lang.String> watchedProperties)

      • getAccessibleProperties

        public java.util.List<java.lang.String> getAccessibleProperties​(RuleBase ruleBase)

      • getPositiveWatchMask

        public BitMask getPositiveWatchMask​(java.util.List<java.lang.String> accessibleProperties)

      • setPositiveWatchMask

        public void setPositiveWatchMask​(BitMask positiveWatchMask)

      • getNegativeWatchMask

        public BitMask getNegativeWatchMask​(java.util.List<java.lang.String> accessibleProperties)

      • setNegativeWatchMask

        public void setNegativeWatchMask​(BitMask negativeWatchMask)

      • setBackRefDeclarations

        public void setBackRefDeclarations​(XpathBackReference backRefDeclarations)

      • getXpathBackReferenceClasses

        public java.util.List<java.lang.Class<?>> getXpathBackReferenceClasses()

      • isCompatibleWithAccumulateReturnType

        public boolean isCompatibleWithAccumulateReturnType​(java.lang.Class<?> returnType)

      • isCompatibleWithFromReturnType

        public boolean isCompatibleWithFromReturnType​(java.lang.Class<?> returnType)

      • isCompatibleWithAccumulateReturnType

        public static boolean isCompatibleWithAccumulateReturnType​(java.lang.Class<?> patternType,
                                                           java.lang.Class<?> returnType)

      • isCompatibleWithFromReturnType

        public static boolean isCompatibleWithFromReturnType​(java.lang.Class<?> patternType,
                                                     java.lang.Class<?> returnType)