Java String Sub String substring(String source, int offset, int dataLength)

Description

substring

License

Open Source License

Declaration

public static String substring(String source, int offset, int dataLength) 

Method Source Code

//package com.java2s;
/* MarcWorx MARC Library - Utilities for manipulation of MARC records
 Copyright (C) 2013  Todd Walker, Talwood Solutions

 This program is free software: you can redistribute it and/or modify
 it under the terms of the GNU General Public License as published by
 the Free Software Foundation, either version 3 of the License, or
 (at your option) any later version.//from  w  w  w  . j a v  a2  s. co m

 This program is distributed in the hope that it will be useful,
 but WITHOUT ANY WARRANTY; without even the implied warranty of
 MERCHANTABILITY or FITNESS FOR A PARTICULAR PURPOSE.  See the
 GNU General Public License for more details.

 You should have received a copy of the GNU General Public License
 along with this program.  If not, see <http://www.gnu.org/licenses/>.
 */

public class Main {
    public static String substring(String source, int offset, int dataLength) {
        StringBuilder sb = new StringBuilder();
        if (!isEmpty(source) && source.length() >= offset + dataLength) {
            sb.append(source.substring(offset, offset + dataLength));
        }
        return sb.toString();
    }

    public static boolean isEmpty(String str) {
        return (str == null || str.length() == 0);
    }

    public static int length(String source) {
        int result = 0;
        if (isNotEmpty(source)) {
            result = source.length();
        }
        return result;
    }

    public static boolean isNotEmpty(String str) {
        return !isEmpty(str);
    }
}

Related

1. substring(String s, int start, int stop)
2. subString(String s, int startIndex, int count)
3. substring(String self, Integer startIndex, Integer endIndex)
4. substring(String source, int beginIndex, int endIndex)
5. substring(String source, int length, String padding)
6. substring(String source, int size)
7. substring(String source, int startIndex)
8. subString(String source, int startIndex, int count)
9. substring(String src, int beginIndex, int endIndex)