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Pattern (Drools 4.0.0.11754MR2 API) - JBoss RULES 4.0.0.11754MR2 API 英文版文档

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org.drools.rule
Class Pattern

java.lang.Object
  org.drools.rule.Pattern

All Implemented Interfaces:

Serializable, Cloneable, RuleConditionElement, RuleComponent

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public class Pattern
extends Object
implements RuleConditionElement

See Also:

Serialized Form

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Constructor Summary
Pattern(int index, int offset, ObjectType objectType, String identifier)
Pattern(int index, ObjectType objectType)
Pattern(int index, ObjectType objectType, String identifier)

 

Method Summary
void	addConstraint(Constraint constraint)
Declaration	addDeclaration(String identifier, Extractor extractor)
Object	clone()           Returns a clone from itself
boolean	equals(Object object)
List	getConstraints()
Declaration	getDeclaration()
int	getIndex()
Map	getInnerDeclarations()           Returns a Map of declarations that are visible inside this conditional element
ObjectType	getObjectType()
int	getOffset()           The offset of the fact related to this pattern inside the tuple
Map	getOuterDeclarations()           Returns a Map of declarations that are visible outside this conditional element.
int	hashCode()
boolean	isBound()
Declaration	resolveDeclaration(String identifier)           Resolves the given identifier in the current scope and returns the Declaration object for the declaration.
void	setOffset(int offset)
String	toString()

 

Methods inherited from class java.lang.Object
finalize, getClass, notify, notifyAll, wait, wait, wait

 

Constructor Detail

Pattern

public Pattern(int index,
               ObjectType objectType)

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Pattern

public Pattern(int index,
               ObjectType objectType,
               String identifier)

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Pattern

public Pattern(int index,
               int offset,
               ObjectType objectType,
               String identifier)

Method Detail

clone

public Object clone()

Description copied from interface: RuleConditionElement

Returns a clone from itself

Specified by:

clone in interface RuleConditionElement

Overrides:

clone in class Object

Returns:

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getObjectType

public ObjectType getObjectType()

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getConstraints

public List getConstraints()

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addConstraint

public void addConstraint(Constraint constraint)

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addDeclaration

public Declaration addDeclaration(String identifier,
                                  Extractor extractor)

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isBound

public boolean isBound()

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getDeclaration

public Declaration getDeclaration()

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getIndex

public int getIndex()

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getOffset

public int getOffset()

The offset of the fact related to this pattern inside the tuple

Returns:

the offset

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setOffset

public void setOffset(int offset)

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getInnerDeclarations

public Map getInnerDeclarations()

Description copied from interface: RuleConditionElement

Returns a Map of declarations that are visible inside this conditional element

Specified by:

getInnerDeclarations in interface RuleConditionElement

Returns:

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getOuterDeclarations

public Map getOuterDeclarations()

Description copied from interface: RuleConditionElement

Returns a Map of declarations that are visible outside this conditional element.

Specified by:

getOuterDeclarations in interface RuleConditionElement

Returns:

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resolveDeclaration

public Declaration resolveDeclaration(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:

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toString

public String toString()

Overrides:

toString in class Object

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hashCode

public int hashCode()

Overrides:

hashCode in class Object

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equals

public boolean equals(Object object)

Overrides:

equals in class Object

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