/*

 * Copyright (c) 2000, 2012, 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.tools.javadoc;

import java.io.PrintWriter;

/**

 * Provides external entry points (tool and programmatic)

 * for the javadoc program.

 *

 *  <p><b>This is NOT part of any supported API.

 *  If you write code that depends on this, you do so at your own risk.

 *  This code and its internal interfaces are subject to change or

 *  deletion without notice.</b>

 *

 * @since 1.4

 */

public class Main {

    /**

     * Constructor should never be called.

     */

    private Main() {

    }

    /**

     * Command line interface.

     * @param args   The command line parameters.

     */

    public static void main(String... args) {

        System.exit(execute(args));

    }

    /**

     * Programmatic interface.

     * @param args   The command line parameters.

     * @return The return code.

     */

    public static int execute(String... args) {

        Start jdoc = new Start();

        return jdoc.begin(args);

    }

    /**

     * Programmatic interface.

     * @param args   The command line parameters.

     * @param docletParentClassLoader The parent class loader used when

     *  creating the doclet classloader. If null, the class loader used

     *  to instantiate doclets will be created without specifying a parent

     *  class loader.

     * @return The return code.

     * @since 1.7

     */

    public static int execute(ClassLoader docletParentClassLoader, String... args) {

        Start jdoc = new Start(docletParentClassLoader);

        return jdoc.begin(args);

    }

    /**

     * Programmatic interface.

     * @param programName  Name of the program (for error messages).

     * @param args   The command line parameters.

     * @return The return code.

     */

    public static int execute(String programName, String... args) {

        Start jdoc = new Start(programName);

        return jdoc.begin(args);

    }

    /**

     * Programmatic interface.

     * @param programName  Name of the program (for error messages).

     * @param args   The command line parameters.

     * @param docletParentClassLoader The parent class loader used when

     *  creating the doclet classloader. If null, the class loader used

     *  to instantiate doclets will be created without specifying a parent

     *  class loader.

     * @return The return code.

     * @since 1.7

     */

    public static int execute(String programName, ClassLoader docletParentClassLoader, String... args) {

        Start jdoc = new Start(programName, docletParentClassLoader);

        return jdoc.begin(args);

    }

    /**

     * Programmatic interface.

     * @param programName  Name of the program (for error messages).

     * @param defaultDocletClassName  Fully qualified class name.

     * @param args   The command line parameters.

     * @return The return code.

     */

    public static int execute(String programName,

                              String defaultDocletClassName,

                              String... args) {

        Start jdoc = new Start(programName, defaultDocletClassName);

        return jdoc.begin(args);

    }

    /**

     * Programmatic interface.

     * @param programName  Name of the program (for error messages).

     * @param defaultDocletClassName  Fully qualified class name.

     * @param docletParentClassLoader The parent class loader used when

     *  creating the doclet classloader. If null, the class loader used

     *  to instantiate doclets will be created without specifying a parent

     *  class loader.

     * @param args   The command line parameters.

     * @return The return code.

     * @since 1.7

     */

    public static int execute(String programName,

                              String defaultDocletClassName,

                              ClassLoader docletParentClassLoader,

                              String... args) {

        Start jdoc = new Start(programName, defaultDocletClassName, docletParentClassLoader);

        return jdoc.begin(args);

    }

    /**

     * Programmatic interface.

     * @param programName  Name of the program (for error messages).

     * @param errWriter    PrintWriter to receive error messages.

     * @param warnWriter    PrintWriter to receive error messages.

     * @param noticeWriter    PrintWriter to receive error messages.

     * @param defaultDocletClassName  Fully qualified class name.

     * @param args   The command line parameters.

     * @return The return code.

     */

    public static int execute(String programName,

                              PrintWriter errWriter,

                              PrintWriter warnWriter,

                              PrintWriter noticeWriter,

                              String defaultDocletClassName,

                              String... args) {

        Start jdoc = new Start(programName,

                               errWriter, warnWriter, noticeWriter,

                               defaultDocletClassName);

        return jdoc.begin(args);

    }

    /**

     * Programmatic interface.

     * @param programName  Name of the program (for error messages).

     * @param errWriter    PrintWriter to receive error messages.

     * @param warnWriter    PrintWriter to receive error messages.

     * @param noticeWriter    PrintWriter to receive error messages.

     * @param defaultDocletClassName  Fully qualified class name.

     * @param docletParentClassLoader The parent class loader used when

     *  creating the doclet classloader. If null, the class loader used

     *  to instantiate doclets will be created without specifying a parent

     *  class loader.

     * @param args   The command line parameters.

     * @return The return code.

     * @since 1.7

     */

    public static int execute(String programName,

                              PrintWriter errWriter,

                              PrintWriter warnWriter,

                              PrintWriter noticeWriter,

                              String defaultDocletClassName,

                              ClassLoader docletParentClassLoader,

                              String... args) {

        Start jdoc = new Start(programName,

                               errWriter, warnWriter, noticeWriter,

                               defaultDocletClassName,

                               docletParentClassLoader);

        return jdoc.begin(args);

    }

}