dk.brics.jwig.server

Class PatternMatcher

java.lang.Object

dk.brics.jwig.server.PatternMatcher

public class PatternMatcher
extends Object

Pattern matcher for URLPattern.

Constructor Summary

Constructors

Constructor and Description
PatternMatcher(String pattern, boolean full, boolean allowEmpty) Constructs a new pattern matcher.

Method Summary

Methods

Modifier and Type	Method and Description
float	computeDefaultPriority() Returns the default priority of this pattern.
List<String>	getParameters()
String	getPattern() Returns the pattern of this pattern matcher.
String	makeURL(Map<String,String[]> argmap, boolean full) Builds a string that matches this pattern, using the given arguments.
boolean	match(String string, Map<String,String> params) Checks whether the given string matches the pattern.
int	matchPrefix(String string, Map<String,String> params) Checks whether a prefix of the given string matches the pattern.

Methods inherited from class java.lang.Object

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

Constructor Detail

PatternMatcher

public PatternMatcher(String pattern,
              boolean full,
              boolean allowEmpty)
               throws IllegalArgumentException

Constructs a new pattern matcher. The pattern syntax is described here.

Parameters:

pattern - pattern string

full - if false, forbid * and **

Throws:

IllegalArgumentException - if the pattern has syntax errors

Method Detail

computeDefaultPriority

public float computeDefaultPriority()

Returns the default priority of this pattern.

getParameters

public List<String> getParameters()

getPattern

public String getPattern()

Returns the pattern of this pattern matcher.

makeURL

public String makeURL(Map<String,String[]> argmap,
             boolean full)

Builds a string that matches this pattern, using the given arguments.

Parameters:

argmap - map from argument names to values

full - if true, add arguments that are not used in the pattern as a querystring

match

public boolean match(String string,
            Map<String,String> params)

Checks whether the given string matches the pattern.

Parameters:

string - string

params - if non-null, parameters are collected in this name-value map

Returns:

true if match

matchPrefix

public int matchPrefix(String string,
              Map<String,String> params)

Checks whether a prefix of the given string matches the pattern.

Parameters:

string - string

params - if non-null, parameters are collected in this name-value map

Returns:

length of longest prefix of the string that matches the pattern, -1 if no match