Java String Split by Length splitIntoLine(String input, int maxCharInLine)

Description

split Into Line

License

Apache License

Declaration

public static String splitIntoLine(String input, int maxCharInLine) 

Method Source Code

//package com.java2s;
//License from project: Apache License 

import java.util.*;

public class Main {
    public static String splitIntoLine(String input, int maxCharInLine) {

        StringTokenizer tok = new StringTokenizer(input, " ");
        StringBuilder output = new StringBuilder(input.length());
        int lineLen = 0;
        while (tok.hasMoreTokens()) {
            String word = tok.nextToken();

            while (word.length() > maxCharInLine) {
                output.append(word.substring(0, maxCharInLine - lineLen)
                        + "\n");
                word = word.substring(maxCharInLine - lineLen);
                lineLen = 0;/*from w w w  .  ja v  a 2 s.  c  om*/
            }

            if (lineLen + word.length() > maxCharInLine) {
                output.append("\n");
                lineLen = 0;
            }
            output.append(word + " ");

            lineLen += word.length() + 1;
        }
        // output.split();
        // return output.toString();
        return output.toString() + "\n";
    }
}

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