Package org.drools.core.rule
Class QueryArgument.Null
- java.lang.Object
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- org.drools.core.rule.QueryArgument.Null
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- All Implemented Interfaces:
Externalizable
,Serializable
,QueryArgument
- Enclosing interface:
- QueryArgument
public static class QueryArgument.Null extends Object implements QueryArgument
- See Also:
- Serialized Form
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Nested Class Summary
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Nested classes/interfaces inherited from interface org.drools.core.rule.QueryArgument
QueryArgument.Declr, QueryArgument.Literal, QueryArgument.Null, QueryArgument.Var
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Field Summary
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Fields inherited from interface org.drools.core.rule.QueryArgument
NULL, VAR
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Constructor Summary
Constructors Constructor Description Null()
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Method Summary
All Methods Instance Methods Concrete Methods Modifier and Type Method Description Object
getValue(InternalWorkingMemory wm, LeftTuple leftTuple)
QueryArgument
normalize(ClassLoader classLoader)
void
readExternal(ObjectInput in)
void
writeExternal(ObjectOutput out)
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Method Detail
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getValue
public Object getValue(InternalWorkingMemory wm, LeftTuple leftTuple)
- Specified by:
getValue
in interfaceQueryArgument
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normalize
public QueryArgument normalize(ClassLoader classLoader)
- Specified by:
normalize
in interfaceQueryArgument
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writeExternal
public void writeExternal(ObjectOutput out) throws IOException
- Specified by:
writeExternal
in interfaceExternalizable
- Throws:
IOException
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readExternal
public void readExternal(ObjectInput in) throws IOException, ClassNotFoundException
- Specified by:
readExternal
in interfaceExternalizable
- Throws:
IOException
ClassNotFoundException
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