public class TransformerMap extends Object implements NumberTransformer, Serializable
double transform(Object o) method.| Constructor and Description |
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TransformerMap()
Build a map containing only the default transformer.
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| Modifier and Type | Method and Description |
|---|---|
Set<Class<?>> |
classes()
Returns the Set of Classes used as keys in the map.
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void |
clear()
Clears all the Class to Transformer mappings.
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boolean |
containsClass(Class<?> key)
Tests if a Class is present in the TransformerMap.
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boolean |
containsTransformer(NumberTransformer value)
Tests if a NumberTransformer is present in the TransformerMap.
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boolean |
equals(Object other) |
NumberTransformer |
getTransformer(Class<?> key)
Returns the Transformer that is mapped to a class
if mapping is not present, this returns null.
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int |
hashCode() |
NumberTransformer |
putTransformer(Class<?> key,
NumberTransformer transformer)
Sets a Class to Transformer Mapping in the Map.
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NumberTransformer |
removeTransformer(Class<?> key)
Removes a Class to Transformer Mapping in the Map.
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double |
transform(Object o)
Attempts to transform the Object against the map of
NumberTransformers.
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Collection<NumberTransformer> |
transformers()
Returns the Set of NumberTransformers used as values
in the map.
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public TransformerMap()
public boolean containsClass(Class<?> key)
key - Class to checkpublic boolean containsTransformer(NumberTransformer value)
value - NumberTransformer to checkpublic NumberTransformer getTransformer(Class<?> key)
key - The Class of the objectpublic NumberTransformer putTransformer(Class<?> key, NumberTransformer transformer)
key - The Classtransformer - The NumberTransformerpublic NumberTransformer removeTransformer(Class<?> key)
key - The Classpublic void clear()
public Set<Class<?>> classes()
public Collection<NumberTransformer> transformers()
public double transform(Object o) throws MathIllegalArgumentException
transform in interface NumberTransformero - the Object to be transformed.MathIllegalArgumentException - if the Object can not be
transformed into a Double.NumberTransformer.transform(java.lang.Object)Copyright © 2003–2016 The Apache Software Foundation. All rights reserved.