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/*
 * Copyright (c) 2005, 2014, 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
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 */

package org.openjdk.source.tree;

import javax.lang.model.element.Name;

/**
 * A tree node for a variable declaration.
 *
 * For example:
 *  *   modifiers type name initializer ;
 *   modifiers type qualified-name.this
 * 
 *
 * @jls sections 8.3 and 14.4
 *
 * @author Peter von der Ahé
 * @author Jonathan Gibbons
 * @since 1.6
 */
public interface VariableTree extends StatementTree {
    /**
     * Returns the modifiers, including any annotations, on the declaration.
     * @return the modifiers
     */
    ModifiersTree getModifiers();

    /**
     * Returns the name of the variable being declared.
     * @return the name
     */
    Name getName();

    /**
     * Returns the qualified identifier for the name being "declared".
     * This is only used in certain cases for the receiver of a
     * method declaration. Returns {@code null} in all other cases.
     * @return the qualified identifier of a receiver declaration
     */
    ExpressionTree getNameExpression();

    /**
     * Returns the type of the variable being declared.
     * @return the type
     */
    Tree getType();

    /**
     * Returns the initializer for the variable, or {@code null} if none.
     * @return the initializer
     */
    ExpressionTree getInitializer();
}