/*

 * Copyright 2004 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.*;

import com.sun.mirror.util.DeclarationVisitor;

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

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

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

import com.sun.tools.javac.util.Name;

/**

 * Implementation of TypeDeclaration

 */

public class TypeDeclarationImpl extends MemberDeclarationImpl

                                 implements TypeDeclaration {

    public ClassSymbol sym;

    /**

     * "sym" should be completed before this constructor is called.

     */

     protected TypeDeclarationImpl(AptEnv env, ClassSymbol sym) {

        super(env, sym);

        this.sym = sym;

    }

    /**

     * Returns the type's name, with any type parameters (including those

     * of outer classes).  Type names are qualified.

     */

    public String toString() {

        return toString(env, sym);

    }

    /**

     * {@inheritDoc}

     */

    public PackageDeclaration getPackage() {

        return env.declMaker.getPackageDeclaration(sym.packge());

    }

    /**

     * {@inheritDoc}

     */

    public String getQualifiedName() {

        return sym.toString();

    }

    /**

     * {@inheritDoc}

     */

    public Collection<InterfaceType> getSuperinterfaces() {

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

                                      InterfaceType.class);

    }

    /**

     * {@inheritDoc}

     */

    public Collection<FieldDeclaration> getFields() {

        ArrayList<FieldDeclaration> res = new ArrayList<FieldDeclaration>();

        for (Symbol s : getMembers(true)) {

            if (s.kind == Kinds.VAR) {

                res.add(env.declMaker.getFieldDeclaration((VarSymbol) s));

            }

        }

        return res;

    }

    /**

     * {@inheritDoc}

     */

    public Collection<? extends MethodDeclaration> getMethods() {

        ArrayList<MethodDeclaration> res = new ArrayList<MethodDeclaration>();

        for (Symbol s : getMembers(true)) {

            if (s.kind == Kinds.MTH && !s.isConstructor() &&

                !env.names.clinit.equals(s.name) ) { // screen out static initializers

                MethodSymbol m = (MethodSymbol) s;

                res.add((MethodDeclaration)

                        env.declMaker.getExecutableDeclaration(m));

            }

        }

        return res;

    }

    /**

     * {@inheritDoc}

     */

    public Collection<TypeDeclaration> getNestedTypes() {

        ArrayList<TypeDeclaration> res = new ArrayList<TypeDeclaration>();

        for (Symbol s : getMembers(true)) {

            if (s.kind == Kinds.TYP) {

                res.add(env.declMaker.getTypeDeclaration((ClassSymbol) s));

            }

        }

        return res;

    }

    /**

     * {@inheritDoc}

     */

    public void accept(DeclarationVisitor v) {

        v.visitTypeDeclaration(this);

    }

    /**

     * Returns a type's name, with any type parameters (including those

     * of outer classes).  Type names are qualified.

     */

    static String toString(AptEnv env, ClassSymbol c) {

        StringBuilder sb = new StringBuilder();

        if (c.isInner()) {

            // c is an inner class, so include type params of outer.

            ClassSymbol enclosing = c.owner.enclClass();

            sb.append(toString(env, enclosing))

              .append('.')

              .append(c.name);

        } else {

            sb.append(c);

        }

        sb.append(typeParamsToString(env, c));

        return sb.toString();

    }

}