Class WwwScanner

java.lang.Object

org.nibor.autolink.internal.WwwScanner

All Implemented Interfaces:

Scanner

public class WwwScanner
extends Object
implements Scanner

Scan for WWW addresses such as "www.example.org" starting from the trigger character "w". Requires "www." at the beginning and an additional dot in the domain.

Based on RFC 3986.

Constructor Summary

Constructors

Constructor	Description
WwwScanner()

Method Summary

Modifier and Type	Method	Description
private static int	findFirst(CharSequence input, int beginIndex, int rewindIndex)
private static int	findLast(CharSequence input, int beginIndex)
private static boolean	isAllowed(char c)
private static boolean	isWww(CharSequence input, int triggerIndex)
LinkSpan	scan(CharSequence input, int triggerIndex, int rewindIndex)

Methods inherited from class Object

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

Constructor Details

WwwScanner

public WwwScanner()

Method Details

scan

public LinkSpan scan(CharSequence input,
 int triggerIndex,
 int rewindIndex)

Specified by:

scan in interface Scanner

Parameters:

input - input text

triggerIndex - the index at which the trigger character for this scanner was

rewindIndex - the index that can maximally be rewound to (either the very first character of the input or the character after the last matched link) need to be set to be set here

Returns:

the matched link, or null if no link matched

findFirst

private static int findFirst(CharSequence input,
 int beginIndex,
 int rewindIndex)

findLast

private static int findLast(CharSequence input,
 int beginIndex)

isAllowed

private static boolean isAllowed(char c)

isWww

private static boolean isWww(CharSequence input,
 int triggerIndex)