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java.lang.Objectorg.apache.commons.collections.functors.ChainedTransformer
Transformer implementation that chains the specified transformers together.
The input object is passed to the first transformer. The transformed result is passed to the second transformer and so on.
| Constructor Summary | |
ChainedTransformer(Transformer[] transformers)
Constructor that performs no validation. |
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| Method Summary | |
static Transformer |
getInstance(Collection transformers)
Create a new Transformer that calls each transformer in turn, passing the result into the next transformer. |
static Transformer |
getInstance(Transformer[] transformers)
Factory method that performs validation and copies the parameter array. |
static Transformer |
getInstance(Transformer transformer1,
Transformer transformer2)
Factory method that performs validation. |
Transformer[] |
getTransformers()
Gets the transformers, do not modify the array. |
Object |
transform(Object object)
Transforms the input to result via each decorated transformer |
| Methods inherited from class java.lang.Object |
clone, equals, finalize, getClass, hashCode, notify, notifyAll, toString, wait, wait, wait |
| Constructor Detail |
public ChainedTransformer(Transformer[] transformers)
getInstance if you want that.
transformers - the transformers to chain, not copied, no nulls| Method Detail |
public static Transformer getInstance(Transformer[] transformers)
transformers - the transformers to chain, copied, no nulls
chained transformer
IllegalArgumentException - if the transformers array is null
IllegalArgumentException - if any transformer in the array is nullpublic static Transformer getInstance(Collection transformers)
transformers - a collection of transformers to chain
chained transformer
IllegalArgumentException - if the transformers collection is null
IllegalArgumentException - if any transformer in the collection is null
public static Transformer getInstance(Transformer transformer1,
Transformer transformer2)
transformer1 - the first transformer, not nulltransformer2 - the second transformer, not null
chained transformer
IllegalArgumentException - if either transformer is nullpublic Object transform(Object object)
transform in interface Transformerobject - the input object passed to the first transformer
public Transformer[] getTransformers()
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