org.drools.base.mvel
Class MVELPredicateExpression

java.lang.Object
  extended by org.drools.base.mvel.MVELPredicateExpression
All Implemented Interfaces:
Externalizable, Serializable, MVELCompileable, Invoker, PredicateExpression, RuleComponent

public class MVELPredicateExpression
extends Object
implements PredicateExpression, MVELCompileable, Externalizable

See Also:
Serialized Form

Constructor Summary
MVELPredicateExpression()
           
MVELPredicateExpression(MVELCompilationUnit unit, String id)
           
 
Method Summary
 void compile(MVELDialectRuntimeData runtimeData)
           
 Object createContext()
           
 boolean equals(Object obj)
           
 boolean evaluate(Object object, Tuple tuple, Declaration[] previousDeclarations, Declaration[] requiredDeclarations, WorkingMemory workingMemory, Object context)
           
 int hashCode()
           
 void readExternal(ObjectInput in)
           
 String toString()
           
 void writeExternal(ObjectOutput out)
           
 
Methods inherited from class java.lang.Object
clone, finalize, getClass, notify, notifyAll, wait, wait, wait
 

Constructor Detail

MVELPredicateExpression

public MVELPredicateExpression()

MVELPredicateExpression

public MVELPredicateExpression(MVELCompilationUnit unit,
                               String id)
Method Detail

readExternal

public void readExternal(ObjectInput in)
                  throws IOException,
                         ClassNotFoundException
Specified by:
readExternal in interface Externalizable
Throws:
IOException
ClassNotFoundException

writeExternal

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

compile

public void compile(MVELDialectRuntimeData runtimeData)
Specified by:
compile in interface MVELCompileable

createContext

public Object createContext()
Specified by:
createContext in interface PredicateExpression

evaluate

public boolean evaluate(Object object,
                        Tuple tuple,
                        Declaration[] previousDeclarations,
                        Declaration[] requiredDeclarations,
                        WorkingMemory workingMemory,
                        Object context)
                 throws Exception
Specified by:
evaluate in interface PredicateExpression
Throws:
Exception

toString

public String toString()
Overrides:
toString in class Object

hashCode

public int hashCode()
Overrides:
hashCode in class Object

equals

public boolean equals(Object obj)
Overrides:
equals in class Object


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