org.codehaus.mojo.jaxb2.shared.filters

Interface Filter<T>

All Known Implementing Classes:

AbstractFilter, AbstractPatternFilter, PatternFileFilter, PatternURLFilter

public interface Filter<T>

Generic Filter specification, whose implementations define if candidate objects should be accepted or not.

Since:

2.0

Author:

Lennart Jörelid, jGuru Europe AB

Method Summary

Methods

Modifier and Type	Method and Description
boolean	accept(T candidate) Method that is invoked to determine if a candidate instance should be accepted or not.
void	initialize(org.apache.maven.plugin.logging.Log log) Initializes this Filter, and assigns the supplied Log for use by this Filter.
boolean	isInitialized()

Method Detail

initialize

void initialize(org.apache.maven.plugin.logging.Log log)

Initializes this Filter, and assigns the supplied Log for use by this Filter.

Parameters:

log - The non-null Log which should be used by this Filter to emit log messages.

isInitialized

boolean isInitialized()

Returns:

true if this Filter has been properly initialized (by a call to the initialize method).

accept

boolean accept(T candidate)
               throws IllegalStateException

Method that is invoked to determine if a candidate instance should be accepted or not. Implementing classes should be prepared to handle null candidate objects.

Parameters:

candidate - The candidate that should be tested for acceptance by this Filter.

Returns:

true if the candidate is accepted by this Filter and false otherwise.

Throws:

IllegalStateException - if this Filter is not initialized by a call to the initialize method before calling this matchAtLeastOnce method.