/*
 * Copyright (c) 1997, 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 com.sun.codemodel.internal;

import java.util.Iterator;

/**
 * The common aspect of a package and a class.
 */
public interface JClassContainer {

    /**
     * Returns true if the container is a class.
     */
    boolean isClass();
    /**
     * Returns true if the container is a package.
     */
    boolean isPackage();

    /**
     * Add a new class to this package/class.
     *
     * @param mods
     *        Modifiers for this class declaration
     *
     * @param name
     *        Name of class to be added to this package
     *
     * @return Newly generated class
     *
     * @exception JClassAlreadyExistsException
     *      When the specified class/interface was already created.
     */
    JDefinedClass _class(int mods, String name) throws JClassAlreadyExistsException;

    /**
     * Add a new public class to this class/package.
     *
     * @exception JClassAlreadyExistsException
     *      When the specified class/interface was already created.
     */
    public JDefinedClass _class(String name) throws JClassAlreadyExistsException;

    /**
     * Add an interface to this class/package.
     *
     * @param mods
     *        Modifiers for this interface declaration
     *
     * @param name
     *        Name of interface to be added to this package
     *
     * @return Newly generated interface
     *
     * @exception JClassAlreadyExistsException
     *      When the specified class/interface was already created.
     */
    public JDefinedClass _interface(int mods, String name) throws JClassAlreadyExistsException;

    /**
     * Adds a public interface to this package.
     *
     * @exception JClassAlreadyExistsException
     *      When the specified class/interface was already created.
     */
    public JDefinedClass _interface(String name) throws JClassAlreadyExistsException;

    /**
     * Create a new class or a new interface.
     *
     * @deprecated
     *      use {@link #_class(int, String, ClassType)}
     */
    public JDefinedClass _class(int mods, String name, boolean isInterface )
        throws JClassAlreadyExistsException;

    /**
     * Creates a new class/enum/interface/annotation.
     */
    public JDefinedClass _class(int mods, String name, ClassType kind )
        throws JClassAlreadyExistsException;


    /**
     * Returns an iterator that walks the nested classes defined in this
     * class.
     */
    public Iterator<JDefinedClass> classes();

    /**
     * Parent JClassContainer.
     *
     * If this is a package, this method returns a parent package,
     * or null if this package is the root package.
     *
     * If this is an outer-most class, this method returns a package
     * to which it belongs.
     *
     * If this is an inner class, this method returns the outer
     * class.
     */
    public JClassContainer parentContainer();

    /**
     * Gets the nearest package parent.
     *
     * <p>
     * If <tt>this.isPackage()</tt>, then return <tt>this</tt>.
     */
    public JPackage getPackage();

    /**
     * Get the root code model object.
     */
    public JCodeModel owner();

    /**
     * Add an annotationType Declaration to this package
     * @param name
     *      Name of the annotation Type declaration to be added to this package
     * @return
     *      newly created Annotation Type Declaration
     * @exception JClassAlreadyExistsException
     *      When the specified class/interface was already created.

     */
    public JDefinedClass _annotationTypeDeclaration(String name) throws JClassAlreadyExistsException;

    /**
     * Add a public enum to this package
     * @param name
     *      Name of the enum to be added to this package
     * @return
     *      newly created Enum
     * @exception JClassAlreadyExistsException
     *      When the specified class/interface was already created.

     */
    public JDefinedClass _enum (String name) throws JClassAlreadyExistsException;

}
