org.apache.ivy.plugins.matcher

Class NoMatcher

java.lang.Object

org.apache.ivy.plugins.matcher.NoMatcher

All Implemented Interfaces:

Matcher

public final class NoMatcher
extends java.lang.Object
implements Matcher

A matcher that matches nothing.

Field Summary

Fields

Modifier and Type	Field and Description
static Matcher	INSTANCE

Constructor Summary

Constructors

Constructor and Description
NoMatcher()

Method Summary

Modifier and Type	Method and Description
boolean	isExact() Return if the matcher will match *only* if the expression equals the input.
boolean	matches(java.lang.String input) Check whether a given string is matched by this matcher.

Methods inherited from class java.lang.Object

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

Field Detail

INSTANCE

public static final Matcher INSTANCE

Constructor Detail

NoMatcher

public NoMatcher()

Method Detail

matches

public boolean matches(java.lang.String input)

Description copied from interface: Matcher

Check whether a given string is matched by this matcher.

Specified by:

matches in interface Matcher

Parameters:

input - the string to be matched. Cannot be null.

Returns:

true if the input string is matched, false otherwise.

isExact

public boolean isExact()

Description copied from interface: Matcher

Return if the matcher will match *only* if the expression equals the input. WARN: This is used only as a performance trick, to avoid scanning for things when you already know exactly what you want. In the install task where it used it avoid scanning the repository to list all modules to find that only one matches, and that it has the name requested.

Specified by:

isExact in interface Matcher

Returns:

true if the matcher only matches when the expression is equals to the input, false otherwise.