org.drools.core.base.extractors

Class SelfReferenceClassFieldReader

java.lang.Object

org.drools.core.base.BaseClassFieldReader

org.drools.core.base.extractors.BaseObjectClassFieldReader

org.drools.core.base.extractors.SelfReferenceClassFieldReader

All Implemented Interfaces:

Externalizable, Serializable, InternalReadAccessor, ReadAccessor

public class SelfReferenceClassFieldReader
extends BaseObjectClassFieldReader
implements Externalizable

A special field extractor for the self reference "this".

See Also:

Serialized Form

Constructor Summary

Constructors

Constructor and Description
SelfReferenceClassFieldReader()
SelfReferenceClassFieldReader(Class<?> clazz, String fieldName)

Method Summary

Methods

Modifier and Type	Method and Description
Object	getValue(InternalWorkingMemory workingMemory, Object object)
boolean	isNullValue(InternalWorkingMemory workingMemory, Object object)
boolean	isSelfReference()
void	readExternal(ObjectInput in)
void	writeExternal(ObjectOutput out)

Methods inherited from class org.drools.core.base.extractors.BaseObjectClassFieldReader

getBooleanValue, getByteValue, getCharValue, getDoubleValue, getFloatValue, getHashCode, getIntValue, getLongValue, getNativeReadMethod, getNativeReadMethodName, getShortValue

Methods inherited from class org.drools.core.base.BaseClassFieldReader

equals, getBigDecimalValue, getBigDecimalValue, getBigIntegerValue, getBigIntegerValue, getBooleanValue, getByteValue, getCharValue, getDoubleValue, getExtractToClass, getExtractToClassName, getFloatValue, getHashCode, getIndex, getIntValue, getLongValue, getShortValue, getValue, getValueType, hashCode, isGlobal, isNullValue, setFieldType, setIndex, setValueType

Methods inherited from class java.lang.Object

clone, finalize, getClass, notify, notifyAll, toString, wait, wait, wait

Constructor Detail

SelfReferenceClassFieldReader

public SelfReferenceClassFieldReader()

SelfReferenceClassFieldReader

public SelfReferenceClassFieldReader(Class<?> clazz,
                             String fieldName)

Method Detail

getValue

public Object getValue(InternalWorkingMemory workingMemory,
              Object object)

Specified by:

getValue in interface InternalReadAccessor

Specified by:

getValue in class BaseObjectClassFieldReader

isNullValue

public boolean isNullValue(InternalWorkingMemory workingMemory,
                  Object object)

Specified by:

isNullValue in interface InternalReadAccessor

Overrides:

isNullValue in class BaseObjectClassFieldReader

isSelfReference

public boolean isSelfReference()

Specified by:

isSelfReference in interface InternalReadAccessor

Overrides:

isSelfReference in class BaseClassFieldReader

writeExternal

public void writeExternal(ObjectOutput out)
                   throws IOException

Specified by:

writeExternal in interface Externalizable

Throws:

IOException

readExternal

public void readExternal(ObjectInput in)
                  throws IOException,
                         ClassNotFoundException

Specified by:

readExternal in interface Externalizable

Throws:

IOException

ClassNotFoundException