com.basecmp.core.util
Class ReplaceTransformer

java.lang.Object
  com.basecmp.core.util.ReplaceTransformer

Direct Known Subclasses:

ConstantReplaceTransformer, ToStringReplaceTransformer

public abstract class ReplaceTransformer

extends java.lang.Object

Skeleton Transformer implementation that executes a replace-operation with the regular expression given at instantiation on the toString()-version of input-object. Created on 14.05.2006

Author:

Wolfgang Schröder

Constructor Summary

ReplaceTransformer(java.lang.String regex)
Mainconstructor.

Method Summary

abstract java.lang.String	getReplacement(java.lang.String[] matchingGroups) Delivers for the given groups of a regular-expression-match a replacement, which is used by the transform-method.
java.lang.Object	transform(java.lang.Object input) Converts the given input-object using toString() and searches this string-version using the regular expression.

Methods inherited from class java.lang.Object

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

Constructor Detail

ReplaceTransformer

public ReplaceTransformer(java.lang.String regex)

Mainconstructor.

Parameters:

regex - The regular expression (JDK-style) which is used by the transformation.

Method Detail

getReplacement

public abstract java.lang.String getReplacement(java.lang.String[] matchingGroups)

Delivers for the given groups of a regular-expression-match a replacement, which is used by the transform-method. Subclasses must implement this method according to their needs.

transform

public java.lang.Object transform(java.lang.Object input)

Converts the given input-object using toString() and searches this string-version using the regular expression. For each occurence the abstract method getReplacement() is called.