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/*
 * Copyright 2007-2107 the original author or authors.
 *
 * Licensed under the Apache License, Version 2.0 (the "License");
 * you may not use this file except in compliance with the License.
 * You may obtain a copy of the License at
 *
 *      http://www.apache.org/licenses/LICENSE-2.0
 *
 * Unless required by applicable law or agreed to in writing, software
 * distributed under the License is distributed on an "AS IS" BASIS,
 * WITHOUT WARRANTIES OR CONDITIONS OF ANY KIND, either express or implied.
 * See the License for the specific language governing permissions and
 * limitations under the License.
 */
package net.ymate.platform.base;

import java.io.InputStream;
import java.util.Properties;

import net.ymate.platform.base.impl.DefaultModuleLoader;
import net.ymate.platform.commons.i18n.I18N;
import net.ymate.platform.commons.lang.BlurObject;
import net.ymate.platform.commons.util.RuntimeUtils;

import org.apache.commons.lang.time.StopWatch;

/**
 * 
 * YMP
 * 
 * 
 * 框架核心模块管理器；
 * 
 * 
 * @author 刘镇([email protected])
 * @version 0.0.0
 *          
 *          
 *          
 *          
 *          
 *          
 *          
 *          
 *          
 *          
 *          
 *          版本号 动作 修改人 修改时间
0.0.0 创建类 刘镇 2012-12-23下午5:52:44
 */
public class YMP {

	public final static String VERSION = YMP.class.getPackage().getSpecificationVersion();

	public final static String BUILD_DATE = YMP.class.getPackage().getImplementationVersion();

	public static boolean IS_DEV_MODEL;

	public static boolean IS_INITED;

	private static IModuleLoader __MODULE_LOADER;

	//
	public static final String __LSTRING_FILE = "net.ymate.platform.base.LocalStrings";

	/**
	 * 启动框架初始化
	 * 
	 * @param args
	 */
	public static void main(String[] args) {
		initialize();
	}

	/**
	 * 初始化框架模块
	 */
	public static void initialize()  {
		if (!IS_INITED) {
			System.out.println(I18N.formatMessage(__LSTRING_FILE, null, null, "ymp.base.platform_version_show", VERSION, BUILD_DATE));
			//
			Properties _configs = new Properties();
			InputStream _in = null;
			if (RuntimeUtils.isWindows()) {
				_in = YMP.class.getClassLoader().getResourceAsStream("ymp-conf_WIN.properties");
			} else if (RuntimeUtils.isUnixOrLinux()) {
				_in = YMP.class.getClassLoader().getResourceAsStream("ymp-conf_UNIX.properties");
			}
			if (_in == null) {
				_in = YMP.class.getClassLoader().getResourceAsStream("ymp-conf.properties");
			}
			if (_in != null) {
				try {
					_configs.load(_in);
					IS_DEV_MODEL = new BlurObject(_configs.getProperty("ymp.dev_model")).toBooleanValue();
					__MODULE_LOADER = (IModuleLoader) Class.forName(_configs.getProperty("ymp.module_loader_impl_class")).newInstance();
				} catch (Exception e) {
					__MODULE_LOADER = new DefaultModuleLoader();
				}
			} else {
				System.err.println(I18N.formatMessage(__LSTRING_FILE, null, null, "ymp.base.error_load_conf_file"));
			}
			StopWatch _stopWatch = new StopWatch();
			_stopWatch.start();
			try {
				__MODULE_LOADER.initialize(_configs);
				IS_INITED = true;
			} catch (Throwable e) {
				e.printStackTrace(System.err);
			} finally {
				_stopWatch.stop();
				if (IS_INITED) {
					System.out.println(I18N.formatMessage(__LSTRING_FILE, null, null, "ymp.base.platform_init_successed", _stopWatch.getTime()));
				} else {
					System.err.println(I18N.formatMessage(__LSTRING_FILE, null, null, "ymp.base.platform_init_failed"));
				}
			}
		}
	}

	/**
	 * 销毁
	 */
	public static void destroy() {
		if (IS_INITED && __MODULE_LOADER != null) {
			try {
				__MODULE_LOADER.destroy();
			} catch (Exception e) {
				//~~~
			}
			__MODULE_LOADER = null;
			IS_INITED = false;
		}
	}

}