Returns a list of string parsed from a input of textarea. - Java java.lang

Java examples for java.lang:String New Line

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Description

Returns a list of string parsed from a input of textarea.

Demo Code

/*/*from ww w . ja  v  a  2 s  . c om*/
 * The MIT License
 * 
 * Copyright (c) 2012-2013 IKEDA Yasuyuki
 * 
 * Permission is hereby granted, free of charge, to any person obtaining a copy
 * of this software and associated documentation files (the "Software"), to deal
 * in the Software without restriction, including without limitation the rights
 * to use, copy, modify, merge, publish, distribute, sublicense, and/or sell
 * copies of the Software, and to permit persons to whom the Software is
 * furnished to do so, subject to the following conditions:
 * 
 * The above copyright notice and this permission notice shall be included in
 * all copies or substantial portions of the Software.
 * 
 * THE SOFTWARE IS PROVIDED "AS IS", WITHOUT WARRANTY OF ANY KIND, EXPRESS OR
 * IMPLIED, INCLUDING BUT NOT LIMITED TO THE WARRANTIES OF MERCHANTABILITY,
 * FITNESS FOR A PARTICULAR PURPOSE AND NONINFRINGEMENT. IN NO EVENT SHALL THE
 * AUTHORS OR COPYRIGHT HOLDERS BE LIABLE FOR ANY CLAIM, DAMAGES OR OTHER
 * LIABILITY, WHETHER IN AN ACTION OF CONTRACT, TORT OR OTHERWISE, ARISING FROM,
 * OUT OF OR IN CONNECTION WITH THE SOFTWARE OR THE USE OR OTHER DEALINGS IN
 * THE SOFTWARE.
 */
//package com.java2s;
import java.util.ArrayList;
import java.util.Arrays;
import java.util.List;

public class Main {
    public static void main(String[] argv) {
        String choiceListText = "java2s.com";
        System.out.println(stringListFromTextarea(choiceListText));
    }

    /**
     * Returns a list of string parsed from a input of textarea.
     * 
     * @param choiceListText the input of a textarea
     * @return a list of string.
     */
    public static List<String> stringListFromTextarea(String choiceListText) {
        List<String> stringList = (choiceListText != null) ? Arrays
                .asList(choiceListText.split("\\r?\\n", -1))
                : new ArrayList<String>(0);
        if (!stringList.isEmpty()
                && stringList.get(stringList.size() - 1).isEmpty()) {
            // The last empty line will be ignored.
            // The list object returned from asList() does not support remove,
            // so use subList().
            stringList = stringList.subList(0, stringList.size() - 1);
        }

        return stringList;
    }
}

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