Package org.drools.mvel.expr

Class MVELEvalExpression

java.lang.Object

org.drools.mvel.expr.MVELEvalExpression

All Implemented Interfaces:

Externalizable, Serializable, Cloneable, org.drools.core.spi.EvalExpression, org.drools.core.spi.Invoker, org.drools.core.spi.RuleComponent, MVELCompileable

public class MVELEvalExpression
extends Object
implements org.drools.core.spi.EvalExpression, MVELCompileable, Externalizable

See Also:

Serialized Form

Nested Class Summary

Nested classes/interfaces inherited from interface org.drools.core.spi.EvalExpression

org.drools.core.spi.EvalExpression.SafeEvalExpression

Constructor Summary

Constructors

Constructor	Description
MVELEvalExpression()
MVELEvalExpression(MVELCompilationUnit unit, String id)

Method Summary

Modifier and Type	Method	Description
MVELEvalExpression	clone()
MVELEvalExpression	clonePreservingDeclarations(org.drools.core.spi.EvalExpression original)
void	compile(MVELDialectRuntimeData runtimeData)
void	compile(MVELDialectRuntimeData runtimeData, org.drools.core.definitions.rule.impl.RuleImpl rule)
Object	createContext()
boolean	equals(Object obj)
boolean	evaluate(org.drools.core.spi.Tuple tuple, org.drools.core.rule.Declaration[] requiredDeclarations, org.drools.core.WorkingMemory workingMemory, Object context)
int	hashCode()
void	readExternal(ObjectInput in)
void	replaceDeclaration(org.drools.core.rule.Declaration declaration, org.drools.core.rule.Declaration resolved)
String	toString()
void	writeExternal(ObjectOutput out)

Methods inherited from class java.lang.Object

finalize, getClass, notify, notifyAll, wait, wait, wait

Constructor Detail

MVELEvalExpression

public MVELEvalExpression()

MVELEvalExpression

public MVELEvalExpression(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

compile

public void compile(MVELDialectRuntimeData runtimeData,
                    org.drools.core.definitions.rule.impl.RuleImpl rule)

Specified by:

compile in interface MVELCompileable

createContext

public Object createContext()

Specified by:

createContext in interface org.drools.core.spi.EvalExpression

evaluate

public boolean evaluate(org.drools.core.spi.Tuple tuple,
                        org.drools.core.rule.Declaration[] requiredDeclarations,
                        org.drools.core.WorkingMemory workingMemory,
                        Object context)
                 throws Exception

Specified by:

evaluate in interface org.drools.core.spi.EvalExpression

Throws:

Exception

toString

public String toString()

Overrides:

toString in class Object

replaceDeclaration

public void replaceDeclaration(org.drools.core.rule.Declaration declaration,
                               org.drools.core.rule.Declaration resolved)

Specified by:

replaceDeclaration in interface org.drools.core.spi.EvalExpression

clone

public MVELEvalExpression clone()

Specified by:

clone in interface org.drools.core.spi.EvalExpression

Overrides:

clone in class Object

clonePreservingDeclarations

public MVELEvalExpression clonePreservingDeclarations(org.drools.core.spi.EvalExpression original)

Specified by:

clonePreservingDeclarations in interface org.drools.core.spi.EvalExpression

hashCode

public int hashCode()

Overrides:

hashCode in class Object

equals

public boolean equals(Object obj)

Overrides:

equals in class Object