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## org.apache.ivy.plugins.matcher
Class AbstractPatternMatcher

    java.lang.Object
      org.apache.ivy.plugins.matcher.AbstractPatternMatcher

All Implemented Interfaces:
  PatternMatcher

Direct Known Subclasses:
  ExactOrRegexpPatternMatcher, ExactPatternMatcher, GlobPatternMatcher, RegexpPatternMatcher

    public abstract class AbstractPatternMatcher

extends java.lang.Object
implements PatternMatcher

An abstract implementation of the pattern matcher providing base template methods

Field Summary

Fields inherited from interface org.apache.ivy.plugins.matcher.PatternMatcher
`ANY_EXPRESSION, EXACT, EXACT_OR_REGEXP, GLOB, REGEXP`

Constructor Summary
`AbstractPatternMatcher(java.lang.String name)` Create a new instance of a pattern matcher

Method Summary
`Matcher` | `getMatcher(java.lang.String expression)` Return the matcher for the given expression.
`java.lang.String` | `getName()` return the name of this pattern matcher
`protected abstract Matcher` | `newMatcher(java.lang.String expression)` Returns an instance of the implementation specific matcher.
`java.lang.String` | `toString()`

Methods inherited from class java.lang.Object
`clone, equals, finalize, getClass, hashCode, notify, notifyAll, wait, wait, wait`

Constructor Detail

### AbstractPatternMatcher

    public AbstractPatternMatcher(java.lang.String name)

  Create a new instance of a pattern matcher

  Parameters:
    `name` - the name of the pattern matcher. Never null.

Method Detail

### getMatcher

    public Matcher getMatcher(java.lang.String expression)

  Description copied from interface: `PatternMatcher`
  Return the matcher for the given expression.

  Specified by:
    `getMatcher` in interface `PatternMatcher`
  Parameters:
    `expression` - the expression to be matched. Cannot be null ?
  Returns:
    the matcher instance for the given expression. Never null.

### getName

    public java.lang.String getName()

  Description copied from interface: `PatternMatcher`
  return the name of this pattern matcher

  Specified by:
    `getName` in interface `PatternMatcher`
  Returns:
    the name of this pattern matcher. Never null.
  See Also:
    `PatternMatcher.EXACT`, `PatternMatcher.REGEXP`, `PatternMatcher.GLOB`, `PatternMatcher.EXACT_OR_REGEXP`

### newMatcher

    protected abstract Matcher newMatcher(java.lang.String expression)

  Returns an instance of the implementation specific matcher.

  Parameters:
    `expression` - the string to be matched.
  Returns:
    the instance of the related matcher. Never null.

### toString

    public java.lang.String toString()

  Overrides:
    `toString` in class `java.lang.Object`

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