/*

 * Copyright 2004-2005 Sun Microsystems, Inc.  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.  Sun designates this

 * particular file as subject to the "Classpath" exception as provided

 * by Sun 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 Sun Microsystems, Inc., 4150 Network Circle, Santa Clara,

 * CA 95054 USA or visit www.sun.com if you need additional information or

 * have any questions.

 */

package com.sun.tools.apt.mirror.declaration;

import java.util.Collection;

import java.util.ArrayList;

import com.sun.mirror.declaration.*;

import com.sun.mirror.type.TypeMirror;

import com.sun.mirror.util.DeclarationVisitor;

import com.sun.tools.apt.mirror.AptEnv;

import com.sun.tools.javac.code.Symbol.*;

import com.sun.tools.javac.code.TypeTags;

/**

 * Implementation of FieldDeclaration

 */

class FieldDeclarationImpl extends MemberDeclarationImpl

                                  implements FieldDeclaration {

    protected VarSymbol sym;

    FieldDeclarationImpl(AptEnv env, VarSymbol sym) {

        super(env, sym);

        this.sym = sym;

    }

    /**

     * Returns the field's name.

     */

    public String toString() {

        return getSimpleName();

    }

    /**

     * {@inheritDoc}

     */

    public TypeMirror getType() {

        return env.typeMaker.getType(sym.type);

    }

    /**

     * {@inheritDoc}

     */

    public Object getConstantValue() {

        Object val = sym.getConstValue();

        // val may be null, indicating that this is not a constant.

        return Constants.decodeConstant(val, sym.type);

    }

    /**

     * {@inheritDoc}

     */

    public String getConstantExpression() {

        Object val = getConstantValue();

        if (val == null) {

            return null;

        }

        Constants.Formatter fmtr = Constants.getFormatter();

        fmtr.append(val);

        return fmtr.toString();

    }

    /**

     * {@inheritDoc}

     */

    public void accept(DeclarationVisitor v) {

        v.visitFieldDeclaration(this);

    }

}