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	/*
	* 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.
	*/

	/*
	* This file is available under and governed by the GNU General Public
	* License version 2 only, as published by the Free Software Foundation.
	* However, the following notice accompanied the original version of this
	* file:
	*
	* ASM: a very small and fast Java bytecode manipulation framework
	* Copyright (c) 2000-2011 INRIA, France Telecom
	* All rights reserved.
	*
	* Redistribution and use in source and binary forms, with or without
	* modification, are permitted provided that the following conditions
	* are met:
	* 1. Redistributions of source code must retain the above copyright
	* notice, this list of conditions and the following disclaimer.
	* 2. Redistributions in binary form must reproduce the above copyright
	* notice, this list of conditions and the following disclaimer in the
	* documentation and/or other materials provided with the distribution.
	* 3. Neither the name of the copyright holders nor the names of its
	* contributors may be used to endorse or promote products derived from
	* this software without specific prior written permission.
	*
	* THIS SOFTWARE IS PROVIDED BY THE COPYRIGHT HOLDERS AND CONTRIBUTORS "AS IS"
	* AND ANY EXPRESS OR IMPLIED WARRANTIES, INCLUDING, BUT NOT LIMITED TO, THE
	* IMPLIED WARRANTIES OF MERCHANTABILITY AND FITNESS FOR A PARTICULAR PURPOSE
	* ARE DISCLAIMED. IN NO EVENT SHALL THE COPYRIGHT OWNER OR CONTRIBUTORS BE
	* LIABLE FOR ANY DIRECT, INDIRECT, INCIDENTAL, SPECIAL, EXEMPLARY, OR
	* CONSEQUENTIAL DAMAGES (INCLUDING, BUT NOT LIMITED TO, PROCUREMENT OF
	* SUBSTITUTE GOODS OR SERVICES; LOSS OF USE, DATA, OR PROFITS; OR BUSINESS
	* INTERRUPTION) HOWEVER CAUSED AND ON ANY THEORY OF LIABILITY, WHETHER IN
	* CONTRACT, STRICT LIABILITY, OR TORT (INCLUDING NEGLIGENCE OR OTHERWISE)
	* ARISING IN ANY WAY OUT OF THE USE OF THIS SOFTWARE, EVEN IF ADVISED OF
	* THE POSSIBILITY OF SUCH DAMAGE.
	*/
	package jdk.internal.org.objectweb.asm.tree;

	import java.util.ArrayList;
	import java.util.List;

	import jdk.internal.org.objectweb.asm.ClassVisitor;
	import jdk.internal.org.objectweb.asm.ModuleVisitor;
	import jdk.internal.org.objectweb.asm.Opcodes;

	/**
	* A node that represents a module declaration.
	*
	* @author Remi Forax
	*/
	public class ModuleNode extends ModuleVisitor {
	/**
	* Module name
	*/
	public String name;

	/**
	* Module access flags, among {@code ACC_OPEN}, {@code ACC_SYNTHETIC}
	* and {@code ACC_MANDATED}.
	*/
	public int access;

	/**
	* Version of the module.
	* May be <tt>null</tt>.
	*/
	public String version;

	/**
	* Name of the main class in internal form
	* May be <tt>null</tt>.
	*/
	public String mainClass;

	/**
	* A list of packages that are declared by the current module.
	* May be <tt>null</tt>.
	*/
	public List<String> packages;

	/**
	* A list of modules can are required by the current module.
	* May be <tt>null</tt>.
	*/
	public List<ModuleRequireNode> requires;

	/**
	* A list of packages that are exported by the current module.
	* May be <tt>null</tt>.
	*/
	public List<ModuleExportNode> exports;

	/**
	* A list of packages that are opened by the current module.
	* May be <tt>null</tt>.
	*/
	public List<ModuleOpenNode> opens;

	/**
	* A list of classes in their internal forms that are used
	* as a service by the current module. May be <tt>null</tt>.
	*/
	public List<String> uses;

	/**
	* A list of services along with their implementations provided
	* by the current module. May be <tt>null</tt>.
	*/
	public List<ModuleProvideNode> provides;

	public ModuleNode(final String name, final int access,
	final String version) {
	super(Opcodes.ASM6);
	this.name = name;
	this.access = access;
	this.version = version;
	}

	public ModuleNode(final int api,
	final String name,
	final int access,
	final String version,
	final List<ModuleRequireNode> requires,
	final List<ModuleExportNode> exports,
	final List<ModuleOpenNode> opens,
	final List<String> uses,
	final List<ModuleProvideNode> provides) {
	super(api);
	this.name = name;
	this.access = access;
	this.version = version;
	this.requires = requires;
	this.exports = exports;
	this.opens = opens;
	this.uses = uses;
	this.provides = provides;
	if (getClass() != ModuleNode.class) {
	throw new IllegalStateException();
	}
	}

	@Override
	public void visitMainClass(String mainClass) {
	this.mainClass = mainClass;
	}

	@Override
	public void visitPackage(String packaze) {
	if (packages == null) {
	packages = new ArrayList<String>(5);
	}
	packages.add(packaze);
	}

	@Override
	public void visitRequire(String module, int access, String version) {
	if (requires == null) {
	requires = new ArrayList<ModuleRequireNode>(5);
	}
	requires.add(new ModuleRequireNode(module, access, version));
	}

	@Override
	public void visitExport(String packaze, int access, String... modules) {
	if (exports == null) {
	exports = new ArrayList<ModuleExportNode>(5);
	}
	List<String> moduleList = null;
	if (modules != null) {
	moduleList = new ArrayList<String>(modules.length);
	for (int i = 0; i < modules.length; i++) {
	moduleList.add(modules[i]);
	}
	}
	exports.add(new ModuleExportNode(packaze, access, moduleList));
	}

	@Override
	public void visitOpen(String packaze, int access, String... modules) {
	if (opens == null) {
	opens = new ArrayList<ModuleOpenNode>(5);
	}
	List<String> moduleList = null;
	if (modules != null) {
	moduleList = new ArrayList<String>(modules.length);
	for (int i = 0; i < modules.length; i++) {
	moduleList.add(modules[i]);
	}
	}
	opens.add(new ModuleOpenNode(packaze, access, moduleList));
	}

	@Override
	public void visitUse(String service) {
	if (uses == null) {
	uses = new ArrayList<String>(5);
	}
	uses.add(service);
	}

	@Override
	public void visitProvide(String service, String... providers) {
	if (provides == null) {
	provides = new ArrayList<ModuleProvideNode>(5);
	}
	ArrayList<String> providerList =
	new ArrayList<String>(providers.length);
	for (int i = 0; i < providers.length; i++) {
	providerList.add(providers[i]);
	}
	provides.add(new ModuleProvideNode(service, providerList));
	}

	@Override
	public void visitEnd() {
	}

	public void accept(final ClassVisitor cv) {
	ModuleVisitor mv = cv.visitModule(name, access, version);
	if (mv == null) {
	return;
	}
	if (mainClass != null) {
	mv.visitMainClass(mainClass);
	}
	if (packages != null) {
	for (int i = 0; i < packages.size(); i++) {
	mv.visitPackage(packages.get(i));
	}
	}

	if (requires != null) {
	for (int i = 0; i < requires.size(); i++) {
	requires.get(i).accept(mv);
	}
	}
	if (exports != null) {
	for (int i = 0; i < exports.size(); i++) {
	exports.get(i).accept(mv);
	}
	}
	if (opens != null) {
	for (int i = 0; i < opens.size(); i++) {
	opens.get(i).accept(mv);
	}
	}
	if (uses != null) {
	for (int i = 0; i < uses.size(); i++) {
	mv.visitUse(uses.get(i));
	}
	}
	if (provides != null) {
	for (int i = 0; i < provides.size(); i++) {
	provides.get(i).accept(mv);
	}
	}
	}
	}

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