Java Array Empty Check removeEmptyString(final String[] words)

Description

Removes empty Strings from the given string array and gives it back.

License

Apache License

Parameter

Parameter	Description
words	The string array to remove empty strings.

Return

An string array without empty Strings.

Declaration

public static String[] removeEmptyString(final String[] words) 

Method Source Code

//package com.java2s;
/**/*from w w w.j  a va  2s .com*/
 * Copyright (C) 2007 Asterios Raptis
 *
 * Licensed under the Apache License, Version 2.0 (the "License");
 * you may not use this file except in compliance with the License.
 * You may obtain a copy of the License at
 *
 *         http://www.apache.org/licenses/LICENSE-2.0
 *
 * Unless required by applicable law or agreed to in writing, software
 * distributed under the License is distributed on an "AS IS" BASIS,
 * WITHOUT WARRANTIES OR CONDITIONS OF ANY KIND, either express or implied.
 * See the License for the specific language governing permissions and
 * limitations under the License.
 */

import java.util.ArrayList;
import java.util.List;

public class Main {
    /**
     * Removes empty Strings from the given string array and gives it back. For instance if you use
     * the String.split("\\W") method you get all the words from the given String as an string
     * array. But this array contains empty Strings too. This method removes this empty strings from
     * that array.
     *
     * @param words
     *            The string array to remove empty strings.
     * @return An string array without empty Strings.
     */
    public static String[] removeEmptyString(final String[] words) {
        List<String> al = new ArrayList<String>();
        for (int i = 0; i < words.length; i++) {
            if (!words[i].isEmpty()) {
                al.add(words[i]);
            }
        }
        return al.toArray(new String[al.size()]);
    }
}

Related

1. nullOrEmpty(Object[] array)
2. removeEmpty(String[] strings)
3. removeEmptyElements(String[] firstArray)
4. removeEmptyEntries(String[] array)
5. removeEmptyLines(String lines[])
6. removeEmptyString(String[] strOrigin)
7. removeEmptyStrings(String[] data)
8. removeEmptyStringsInArray(String[] array)
9. removeNetLogoCommentsAndEmptyLines( String lines[])