org.osgl.util.algo

Class StringSearch.SimpleStringSearch

java.lang.Object

org.osgl.util.algo.StringSearch

org.osgl.util.algo.StringSearch.SimpleStringSearch

All Implemented Interfaces:

Lang.Func3<char[],char[],Integer,Integer>

Enclosing class:

StringSearch

public static class StringSearch.SimpleStringSearch
extends StringSearch

Implement a simple string search algorithm using JDK String.indexOf algorithm

Nested Class Summary

Nested classes/interfaces inherited from class org.osgl.util.algo.StringSearch

StringSearch.SimpleStringSearch

Constructor Summary

Constructors

Constructor and Description
SimpleStringSearch()

Method Summary

Modifier and Type	Method and Description
int	search(char[] text, char[] target, int from) Search a char array in another char array with from index specified

Methods inherited from class org.osgl.util.algo.StringSearch

apply, wrap

Methods inherited from class java.lang.Object

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

Constructor Detail

SimpleStringSearch

public SimpleStringSearch()

Method Detail

search

public int search(char[] text,
                  char[] target,
                  int from)

Description copied from class: StringSearch

Search a char array in another char array with from index specified

Specified by:

search in class StringSearch

Parameters:

text - the char array to be searched

target - the pattern to be searched across the text

from - the from index it shall be non-negative number. If from index is negative number then it starts from 0; if from is greater than or equals to the text length then -1 will be returned

Returns:

index of the search pattern in the text. If the search pattern is found in the text region specified then it returns it’s index in the text; otherwise an negative number, typically -1 is returned