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

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org.drools.facttemplates
Class FactImpl

java.lang.Object
  org.drools.facttemplates.FactImpl

All Implemented Interfaces:

Serializable, Fact

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public class FactImpl
extends Object
implements Fact, Serializable

Author:

Peter Lin Deffact is a concrete implementation of Fact interface. It is equivalent to deffact in CLIPS.

See Also:

Serialized Form

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Constructor Summary
FactImpl(FactTemplate template, long id)
FactImpl(FactTemplate template, Object[] values, long id)           this is the default constructor

 

Method Summary
boolean	equals(Object object)
long	getFactId()           Return the long factId
FactTemplate	getFactTemplate()           Return the deftemplate for the fact
Object	getFieldValue(int index)           Method returns the value of the given slot at the id.
Object	getFieldValue(String name)
int	hashCode()
protected  void	resetId(Fact fact)           this is used to reset the id, in the event an user tries to assert the same fact again, we reset the id to the existing one.
void	setFieldValue(int index, Object value)
void	setFieldValue(String name, Object value)

 

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

 

Constructor Detail

FactImpl

public FactImpl(FactTemplate template,
                Object[] values,
                long id)

this is the default constructor

Parameters:

instance -

values -

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FactImpl

public FactImpl(FactTemplate template,
                long id)

Method Detail

getFieldValue

public Object getFieldValue(int index)

Method returns the value of the given slot at the id.

Specified by:

getFieldValue in interface Fact

Parameters:

id -

Returns:

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getFieldValue

public Object getFieldValue(String name)

Specified by:

getFieldValue in interface Fact

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setFieldValue

public void setFieldValue(String name,
                          Object value)

Specified by:

setFieldValue in interface Fact

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setFieldValue

public void setFieldValue(int index,
                          Object value)

Specified by:

setFieldValue in interface Fact

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getFactId

public long getFactId()

Return the long factId

Specified by:

getFactId in interface Fact

Returns:

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resetId

protected void resetId(Fact fact)

this is used to reset the id, in the event an user tries to assert the same fact again, we reset the id to the existing one.

Parameters:

fact -

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getFactTemplate

public FactTemplate getFactTemplate()

Return the deftemplate for the fact

Specified by:

getFactTemplate in interface Fact

Returns:

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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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