org.archive.util
Class PatternMatcherRecycler

java.lang.Object
  org.archive.util.PatternMatcherRecycler

public class PatternMatcherRecycler
extends java.lang.Object

Utility class to retain a compiled Pattern and multiple corresponding Matcher instances for reuse.

Author:

gojomo

Constructor Summary

PatternMatcherRecycler(java.util.regex.Pattern p)

Method Summary

void	freeMatcher(java.util.regex.Matcher m) Return the given Matcher to the reuse stack, if stack is not already at its maximum size.
java.util.regex.Matcher	getMatcher(java.lang.CharSequence input) Get a Matcher for the internal Pattern, against the given input sequence.
java.util.regex.Pattern	getPattern()

Methods inherited from class java.lang.Object

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

Constructor Detail

PatternMatcherRecycler

public PatternMatcherRecycler(java.util.regex.Pattern p)

Method Detail

getPattern

public java.util.regex.Pattern getPattern()

getMatcher

public java.util.regex.Matcher getMatcher(java.lang.CharSequence input)

Get a Matcher for the internal Pattern, against the given input sequence. Reuse an old Matcher if possible, otherwise create a new one.

Parameters:

input - CharSequence to match

Returns:

Matcher set against the the input sequence

freeMatcher

public void freeMatcher(java.util.regex.Matcher m)

Return the given Matcher to the reuse stack, if stack is not already at its maximum size.

Parameters:

m - the Matcher to save for reuse