/*

 * 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

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

 *

 * 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.

 *

 */

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

import java.util.Collection;

import com.sun.mirror.declaration.TypeDeclaration;

import com.sun.mirror.type.*;

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

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

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

/**

 * Implementation of DeclaredType

 */

@SuppressWarnings("deprecation")

abstract class DeclaredTypeImpl extends TypeMirrorImpl

                                implements DeclaredType {

    protected Type.ClassType type;

    protected DeclaredTypeImpl(AptEnv env, Type.ClassType type) {

        super(env, type);

        this.type = type;

    }

    /**

     * Returns a string representation of this declared type.

     * This includes the type's name and any actual type arguments.

     * Type names are qualified.

     */

    public String toString() {

        return toString(env, type);

    }

    /**

     * {@inheritDoc}

     */

    public TypeDeclaration getDeclaration() {

        return env.declMaker.getTypeDeclaration((ClassSymbol) type.tsym);

    }

    /**

     * {@inheritDoc}

     */

    public DeclaredType getContainingType() {

        if (type.getEnclosingType().tag == TypeTags.CLASS) {

            // This is the type of an inner class.

            return (DeclaredType) env.typeMaker.getType(type.getEnclosingType());

        }

        ClassSymbol enclosing = type.tsym.owner.enclClass();

        if (enclosing != null) {

            // Nested but not inner.  Return the raw type of the enclosing

            // class or interface.

            // See java.lang.reflect.ParameterizedType.getOwnerType().

            return (DeclaredType) env.typeMaker.getType(

                                        env.jctypes.erasure(enclosing.type));

        }

        return null;

    }

    /**

     * {@inheritDoc}

     */

    public Collection<TypeMirror> getActualTypeArguments() {

        return env.typeMaker.getTypes(type.getTypeArguments());

    }

    /**

     * {@inheritDoc}

     */

    public Collection<InterfaceType> getSuperinterfaces() {

        return env.typeMaker.getTypes(env.jctypes.interfaces(type),

                                      InterfaceType.class);

    }

    /**

     * Returns a string representation of this declared type.

     * See {@link #toString()} for details.

     */

    static String toString(AptEnv env, Type.ClassType c) {

        return c.toString();

    }

}