net.sf.doolin.util
Class ReadOnlyNotNullBooleanAdapter

java.lang.Object
  net.sf.doolin.util.ReadOnlyAdapter<Object,Boolean>
      net.sf.doolin.util.ReadOnlyNotNullBooleanAdapter

All Implemented Interfaces:

Adapter<Object,Boolean>

public class ReadOnlyNotNullBooleanAdapter
extends ReadOnlyAdapter<Object,Boolean>

This adapter transforms any object into a Boolean by checking if the source object is not null.

Author:

Damien Coraboeuf

Field Summary

static ReadOnlyNotNullBooleanAdapter

INSTANCE Common instance

Constructor Summary

ReadOnlyNotNullBooleanAdapter()

Method Summary

Boolean

convertSubjectToTarget(Object subjectValue) Returns true if subjectValue is not null.

Methods inherited from class net.sf.doolin.util.ReadOnlyAdapter

convertTargetToSubject

Methods inherited from class java.lang.Object

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

Field Detail

INSTANCE

public static final ReadOnlyNotNullBooleanAdapter INSTANCE

Common instance

Constructor Detail

ReadOnlyNotNullBooleanAdapter

public ReadOnlyNotNullBooleanAdapter()

Method Detail

convertSubjectToTarget

public Boolean convertSubjectToTarget(Object subjectValue)

Returns true if subjectValue is not null.

Parameters:

subjectValue - Subject value

Returns:

Target value