org.biojava.bio.seq
Class FilterUtils.DelegatingTransformer

java.lang.Object
  |
  +--org.biojava.bio.seq.FilterUtils.DelegatingTransformer

All Implemented Interfaces:

FilterUtils.FilterTransformer

Enclosing class:

FilterUtils

public class FilterUtils.DelegatingTransformer

extends java.lang.Object

implements FilterUtils.FilterTransformer

An implementation of FilterTransformer that attempts to transform by one transformer, and if that fails, by another.

Author:

Matthew Pocock

Constructor Summary

FilterUtils.DelegatingTransformer(FilterUtils.FilterTransformer t1, FilterUtils.FilterTransformer t2)
Create a new DelegatingTransformer that will apply t1 and then t2 if t1 fails.

Method Summary

FeatureFilter

transform(FeatureFilter ff) Transform a filter, or return null if it can not be transformed.

Methods inherited from class java.lang.Object

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

Constructor Detail

FilterUtils.DelegatingTransformer

public FilterUtils.DelegatingTransformer(FilterUtils.FilterTransformer t1,
                                         FilterUtils.FilterTransformer t2)

Create a new DelegatingTransformer that will apply t1 and then t2 if t1 fails.

Parameters:

t1 - the first FilterTransformer to try

t2 - the seccond FilterTransformer to try

Method Detail

transform

public FeatureFilter transform(FeatureFilter ff)

Description copied from interface: FilterUtils.FilterTransformer

Transform a filter, or return null if it can not be transformed.

Specified by:

transform in interface FilterUtils.FilterTransformer

Returns:

a transformed filter, or null