Java Array Remove removeNulls(T[] input)

Description

remove Nulls

License

Apache License

Parameter

Parameter	Description
input	a parameter

Return

the array obtained from the input array by removing the null values. The order of the remaining elements is preserved.

Declaration

private static <T> T[] removeNulls(T[] input) 

Method Source Code

//package com.java2s;
/*/*w  w w  .  j  av a  2 s .  c o m*/
 * #%L
 * ELK Reasoner
 * $Id:$
 * $HeadURL:$
 * %%
 * Copyright (C) 2011 - 2013 Department of Computer Science, University of Oxford
 * %%
 * 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.
 * #L%
 */

import java.util.Arrays;

public class Main {
    /**
     * @param input
     * @return the array obtained from the input array by removing the
     *         {@code null} values. The order of the remaining elements is
     *         preserved.
     */
    private static <T> T[] removeNulls(T[] input) {
        int pos = 0;
        for (int i = 0; i < input.length; i++) {
            if (input[i] != null) {
                if (i > pos)
                    input[pos] = input[i];
                pos++;
            }
        }
        return Arrays.copyOf(input, pos);
    }
}

Related

1. removeNull(T[] data)
2. removeNullElements(String[] x)
3. removeNulls(Object[] arr)
4. removeNulls(T[] array)
5. removeNulls(T[] array)
6. removeNullsFromStringArray(String[] array)
7. removeOwnCookieNameFromCookieHeader(String ownCookieName, String[] cookies)
8. removePointerFromDesc(String[] desc)
9. removeRepeats(T[] array)