org.apache.tools.ant.util.regexp
Class RegexpMatcherFactory

java.lang.Object
  |
  +--org.apache.tools.ant.util.regexp.RegexpMatcherFactory
Direct Known Subclasses:
RegexpFactory

public class RegexpMatcherFactory
extends java.lang.Object

Simple Factory Class that produces an implementation of RegexpMatcher based on the system property ant.regexp.matcherimpl and the classes available.

In a more general framework this class would be abstract and have a static newInstance method.


Constructor Summary
RegexpMatcherFactory()
          Constructor for RegexpMatcherFactory.
 
Method Summary
protected  RegexpMatcher createInstance(java.lang.String className)
          Create an instance of a matcher from a classname.
 RegexpMatcher newRegexpMatcher()
          Create a new regular expression instance.
 RegexpMatcher newRegexpMatcher(Project p)
          Create a new regular expression instance.
protected  void testAvailability(java.lang.String className)
          Test if a particular class is available to be used.
 
Methods inherited from class java.lang.Object
clone, equals, finalize, getClass, hashCode, notify, notifyAll, toString, wait, wait, wait
 

Constructor Detail

RegexpMatcherFactory

public RegexpMatcherFactory()
Constructor for RegexpMatcherFactory.

Method Detail

newRegexpMatcher

public RegexpMatcher newRegexpMatcher()
                               throws BuildException
Create a new regular expression instance.

Returns:
the matcher
Throws:
BuildException - on error

newRegexpMatcher

public RegexpMatcher newRegexpMatcher(Project p)
                               throws BuildException
Create a new regular expression instance.

Parameters:
p - Project whose ant.regexp.regexpimpl property will be used.
Returns:
the matcher
Throws:
BuildException - on error

createInstance

protected RegexpMatcher createInstance(java.lang.String className)
                                throws BuildException
Create an instance of a matcher from a classname.

Parameters:
className - a String value
Returns:
a RegexpMatcher value
Throws:
BuildException - if an error occurs

testAvailability

protected void testAvailability(java.lang.String className)
                         throws BuildException
Test if a particular class is available to be used.

Parameters:
className - a String value
Throws:
BuildException - if an error occurs


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