java.lang.Object | +--org.apache.commons.collections.functors.ConstantTransformerAll Implemented Interfaces:
static Transformer | Returns null each time |
ConstantTransformer(Object constantToReturn) Constructor that performs no validation. |
static Transformer | getInstance(Object constantToReturn) Transformer method that performs validation. |
Object | transform(Object input) Always return constant. |
public static final Transformer NULL_INSTANCE
public ConstantTransformer(Object constantToReturn)
getInstance
if you want that.
public static Transformer getInstance(Object constantToReturn)
public Object transform(Object input)