Java example source code file (Holder.java)

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Java - Java tags/keywords

holder, serializable

The Holder.java Java example source code

/*
 * Copyright (c) 2005, 2010, Oracle and/or its affiliates. All rights reserved.
 * DO NOT ALTER OR REMOVE COPYRIGHT NOTICES OR THIS FILE HEADER.
 *
 * This code is free software; you can redistribute it and/or modify it
 * under the terms of the GNU General Public License version 2 only, as
 * published by the Free Software Foundation.  Oracle designates this
 * particular file as subject to the "Classpath" exception as provided
 * by Oracle in the LICENSE file that accompanied this code.
 *
 * This code is distributed in the hope that it will be useful, but WITHOUT
 * ANY WARRANTY; without even the implied warranty of MERCHANTABILITY or
 * FITNESS FOR A PARTICULAR PURPOSE.  See the GNU General Public License
 * version 2 for more details (a copy is included in the LICENSE file that
 * accompanied this code).
 *
 * You should have received a copy of the GNU General Public License version
 * 2 along with this work; if not, write to the Free Software Foundation,
 * Inc., 51 Franklin St, Fifth Floor, Boston, MA 02110-1301 USA.
 *
 * Please contact Oracle, 500 Oracle Parkway, Redwood Shores, CA 94065 USA
 * or visit www.oracle.com if you need additional information or have any
 * questions.
 */

package javax.xml.ws;

import java.io.Serializable;

/**
 * Holds a value of type <code>T.
 *
 * @since JAX-WS 2.0
 */
public final class Holder<T> implements Serializable {

    private static final long serialVersionUID = 2623699057546497185L;

    /**
     * The value contained in the holder.
     */
    public T value;

    /**
     * Creates a new holder with a <code>null value.
     */
    public Holder() {
    }

    /**
     * Create a new holder with the specified value.
     *
     * @param value The value to be stored in the holder.
     */
    public Holder(T value) {
        this.value = value;
    }
}