package frame.server;
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import org.apache.log4j.Logger;
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import frame.config.LoaderContainer;
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import frame.config.Configer;
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import frame.config.ILoader;
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import frame.config.ContextConfigerLoader;
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import frame.schedule.Schedule;
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public class ServerInstance {
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private static Logger logger;
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private static ServerInstance instance;
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private String version;
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public static boolean Terminated;
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static {
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logger = Logger.getLogger(ServerInstance.class);
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}
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public ServerInstance() {
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version = "1.0.0.1";
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}
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public static void startService() {
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try {
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instance = new ServerInstance();
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instance.start();
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}
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catch (Exception e) {
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logger.error(e);
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e.printStackTrace();
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}
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}
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public static void stopService() {
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try {
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instance.stop();
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} catch (Exception e) {
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logger.error(e);
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e.printStackTrace();
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}
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}
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public void start() throws Exception {
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try {
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logger.info("server is startting...");
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logger.debug("server root path is " + Configer.getPath_Application());
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ContextConfigerLoader configerLoader = ContextConfigerLoader.getInstance();
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configerLoader.load();
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LoaderContainer loaderContainer = LoaderContainer.getInstance();
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for (ILoader loader : loaderContainer) {
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if (loader.isActive()) {
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logger.info("load config " + loader.getName());
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loader.load();
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}
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else {
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logger.info("loader [" + loader.getName() + "] is not acitve");
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}
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}
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configerLoader.loadClasses();
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}
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catch (Exception e) {
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e.printStackTrace();
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}
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finally {
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printStartUpMessage();
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}
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}
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public void stop() {
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logger.info("internal server is stopping...");
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if (Schedule.isActive()) {
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Schedule.shutdown();
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}
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logger.info("internal server has been stopped");
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}
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public void restart() throws Exception {
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stop();
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start();
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}
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private static String echoString(String word, int count) {
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StringBuilder result = new StringBuilder();
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for (int i = 1; i <= count; i++) {
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result.append(word);
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}
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return result.toString();
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}
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private void printStartUpMessage() {
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int length_total = 40;
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long total = Math.round((Runtime.getRuntime().totalMemory()) / (1024.0 * 1024));
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long max = Math.round((Runtime.getRuntime().maxMemory()) / (1024.0 * 1024));
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String envirenment = Configer.getParam("EnvironmentName");
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System.out.println("--->>> " + envirenment + " --->>>");
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System.out.println(echoString("*", length_total + 2));
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printMessage("Total Memory:" + total + "M", length_total);
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printMessage("Max Memory:" + max + "M", length_total);
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printMessage(version, length_total);
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System.out.println(echoString("*", length_total + 2));
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}
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private void printMessage(String message, int totalLength) {
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MessagePos messagePos = new MessagePos(totalLength, message);
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System.out.println("*" + echoString(" ", messagePos.length_begin) + message + echoString(" ", messagePos.length_end) + "*");
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}
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private class MessagePos {
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private int length_begin;
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private int length_end;
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private int length_message;
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public MessagePos(int totalLength, String message) {
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length_message = message.length();
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length_begin = (totalLength - length_message) / 2;
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length_end = totalLength - length_begin - length_message;
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}
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}
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}
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