Java String Split by Quote splitWithQuotes(String s)

Description

tokenize the given string on spaces.

License

Open Source License

Parameter

Parameter	Description
s	The string to tokenize

Return

the list of tokens

Declaration

public static List<String> splitWithQuotes(String s) 

Method Source Code

//package com.java2s;

import java.util.*;

public class Main {
    /**//ww w .  j ava2  s  . com
     * tokenize the given string on spaces. Respect double quotes
     *
     * @param s The string to tokenize
     * @return the list of tokens
     */
    public static List<String> splitWithQuotes(String s) {
        ArrayList<String> list = new ArrayList();
        if (s == null) {
            return list;
        }
        //        System.err.println ("S:" + s);
        while (true) {
            s = s.trim();
            int qidx1 = s.indexOf("\"");
            int qidx2 = s.indexOf("\"", qidx1 + 1);
            int sidx1 = 0;
            int sidx2 = s.indexOf(" ", sidx1 + 1);
            if ((qidx1 < 0) && (sidx2 < 0)) {
                if (s.length() > 0) {
                    list.add(s);
                }
                break;
            }
            if ((qidx1 >= 0) && ((sidx2 == -1) || (qidx1 < sidx2))) {
                if (qidx1 >= qidx2) {
                    //Malformed string. Add the rest of the line and break
                    if (qidx1 == 0) {
                        s = s.substring(qidx1 + 1);
                    } else if (qidx1 > 0) {
                        s = s.substring(0, qidx1);
                    }
                    if (s.length() > 0) {
                        list.add(s);
                    }
                    break;
                }
                if (qidx2 < 0) {
                    //Malformed string. Add the rest of the line and break
                    s = s.substring(1);
                    list.add(s);
                    break;
                }
                String tok = s.substring(qidx1 + 1, qidx2);
                if (tok.length() > 0) {
                    list.add(tok);
                }
                s = s.substring(qidx2 + 1);
                //                System.err.println ("qtok:" + tok);
            } else {
                if (sidx2 < 0) {
                    list.add(s);
                    break;
                }
                String tok = s.substring(sidx1, sidx2);
                if (tok.length() > 0) {
                    list.add(tok);
                }
                s = s.substring(sidx2);
                //                System.err.println ("stok:" + tok);
            }
        }
        return list;
    }
}

Related

1. splitQuotedString(String str)
2. splitQuotedTokens(String str)
3. splitSafeQuote(String input, char separator)
4. splitShifted(int[] shiftedQuoteString)
5. splitStringWithQuotes(String in)