Main.java Source code

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Here is the source code for Main.java

Source

//package com.java2s;
/* Copyright 2004 - 2007 Kasper Nielsen <kasper@codehaus.org> Licensed under
 * the Apache 2.0 License, see http://coconut.codehaus.org/license.
 */

import java.util.Collection;

public class Main {
    /**
     * Checks whether or not the specified collection contains a <code>null</code>.
     *
     * @param col
     *            the collection to check
     * @throws NullPointerException
     *             if the specified collection contains a null
     */
    public static void checkCollectionForNulls(Collection<?> col) {
        for (Object entry : col) {
            if (entry == null) {
                throw new NullPointerException("collection contains a null entry");
            }
        }
    }
}