SelfReferenceClassFieldReader (Drools :: Core 8.34.0.Final API)

java.lang.Object
- org.drools.core.base.BaseClassFieldReader
- - org.drools.core.base.extractors.BaseObjectClassFieldReader
  - - org.drools.core.base.extractors.SelfReferenceClassFieldReader

All Implemented Interfaces:

java.io.Externalizable, java.io.Serializable, ReadAccessor
```
public class SelfReferenceClassFieldReader
extends BaseObjectClassFieldReader
implements java.io.Externalizable
```
A special field extractor for the self reference "this".

See Also:

Serialized Form

Constructor Summary

Constructors
Constructor Description

SelfReferenceClassFieldReader()

SelfReferenceClassFieldReader(java.lang.Class<?> clazz)

Method Summary

All Methods Instance Methods Concrete Methods
Modifier and Type	Method	Description
`java.lang.Object`	`getValue(ReteEvaluator reteEvaluator, java.lang.Object object)`
`boolean`	`isNullValue(ReteEvaluator reteEvaluator, java.lang.Object object)`
`boolean`	`isSelfReference()`

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, getExtractToClass, getExtractToClassName, getHashCode, getIndex, getValue, getValueType, hashCode, isGlobal, isNullValue, readExternal, setFieldType, setIndex, setValueType, writeExternal

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

Methods inherited from interface java.io.Externalizable
readExternal, writeExternal

- Constructor Detail
  - SelfReferenceClassFieldReader
```
public SelfReferenceClassFieldReader()
```
  - SelfReferenceClassFieldReader
```
public SelfReferenceClassFieldReader(java.lang.Class<?> clazz)
```
- Method Detail
  - getValue
```
public java.lang.Object getValue(ReteEvaluator reteEvaluator,
                                 java.lang.Object object)
```
    Specified by:
    
    getValue in interface ReadAccessor
    
    Specified by:
    
    getValue in class BaseObjectClassFieldReader
  - isNullValue
```
public boolean isNullValue(ReteEvaluator reteEvaluator,
                           java.lang.Object object)
```
    Specified by:
    
    isNullValue in interface ReadAccessor
    
    Overrides:
    
    isNullValue in class BaseObjectClassFieldReader
  - isSelfReference
```
public boolean isSelfReference()
```
    Specified by:
    
    isSelfReference in interface ReadAccessor
    
    Overrides:
    
    isSelfReference in class BaseClassFieldReader