Package com.jfinal.core

Source Code of com.jfinal.core.JFinal

/**
* Copyright (c) 2011-2015, James Zhan 詹波 (jfinal@126.com).
*
* 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 com.jfinal.core;

import java.io.File;
import java.util.List;
import javax.servlet.ServletContext;
import com.jfinal.config.Constants;
import com.jfinal.config.JFinalConfig;
import com.jfinal.handler.Handler;
import com.jfinal.handler.HandlerFactory;
import com.jfinal.i18n.I18N;
import com.jfinal.kit.PathKit;
import com.jfinal.plugin.IPlugin;
import com.jfinal.render.RenderFactory;
import com.jfinal.server.IServer;
import com.jfinal.server.ServerFactory;
import com.jfinal.token.ITokenCache;
import com.jfinal.token.TokenManager;
import com.jfinal.upload.OreillyCos;

/**
* JFinal
*/
public final class JFinal {
 
  private Constants constants;
  private ActionMapping actionMapping;
  private Handler handler;
  private ServletContext servletContext;
  private static IServer server;
  private String contextPath = "";
 
  Handler getHandler() {
    return handler;
  }
 
  private static final JFinal me = new JFinal();
 
  private JFinal() {
  }
 
  public static JFinal me() {
    return me;
  }
 
  boolean init(JFinalConfig jfinalConfig, ServletContext servletContext) {
    this.servletContext = servletContext;
    this.contextPath = servletContext.getContextPath();
   
    initPathUtil();
   
    Config.configJFinal(jfinalConfig)// start plugin and init logger factory in this method
    constants = Config.getConstants();
   
    initActionMapping();
    initHandler();
    initRender();
    initOreillyCos();
    initI18n();
    initTokenManager();
   
    return true;
  }
 
  private void initTokenManager() {
    ITokenCache tokenCache = constants.getTokenCache();
    if (tokenCache != null)
      TokenManager.init(tokenCache);
  }
 
  private void initI18n() {
    String i18nResourceBaseName = constants.getI18nResourceBaseName();
    if (i18nResourceBaseName != null) {
      I18N.init(i18nResourceBaseName, constants.getI18nDefaultLocale(), constants.getI18nMaxAgeOfCookie());
    }
  }
 
  private void initHandler() {
    Handler actionHandler = new ActionHandler(actionMapping, constants);
    handler = HandlerFactory.getHandler(Config.getHandlers().getHandlerList(), actionHandler);
  }
 
  private void initOreillyCos() {
    Constants ct = constants;
    if (OreillyCos.isMultipartSupported()) {
      String uploadedFileSaveDirectory = ct.getUploadedFileSaveDirectory();
      if (uploadedFileSaveDirectory == null || "".equals(uploadedFileSaveDirectory.trim())) {
        uploadedFileSaveDirectory = PathKit.getWebRootPath() + File.separator + "upload" + File.separator;
        ct.setUploadedFileSaveDirectory(uploadedFileSaveDirectory);
       
        /*File file = new File(uploadedFileSaveDirectory);
        if (!file.exists())
          file.mkdirs();*/
      }
      OreillyCos.init(uploadedFileSaveDirectory, ct.getMaxPostSize(), ct.getEncoding());
    }
  }
 
  private void initPathUtil() {
    String path = servletContext.getRealPath("/");
    PathKit.setWebRootPath(path);
  }
 
  private void initRender() {
    RenderFactory renderFactory = RenderFactory.me();
    renderFactory.init(constants, servletContext);
  }
 
  private void initActionMapping() {
    actionMapping = new ActionMapping(Config.getRoutes(), Config.getInterceptors());
    actionMapping.buildActionMapping();
  }
 
  void stopPlugins() {
    List<IPlugin> plugins = Config.getPlugins().getPluginList();
    if (plugins != null) {
      for (int i=plugins.size()-1; i >= 0; i--) {    // stop plugins
        boolean success = false;
        try {
          success = plugins.get(i).stop();
        }
        catch (Exception e) {
          success = false;
          e.printStackTrace();
        }
        if (!success) {
          System.err.println("Plugin stop error: " + plugins.get(i).getClass().getName());
        }
      }
    }
  }
 
  public ServletContext getServletContext() {
    return this.servletContext;
  }
 
  public static void start() {
    server = ServerFactory.getServer();
    server.start();
  }
 
  public static void start(String webAppDir, int port, String context, int scanIntervalSeconds) {
    server = ServerFactory.getServer(webAppDir, port, context, scanIntervalSeconds);
    server.start();
  }
 
  public static void stop() {
    server.stop();
  }
 
  /**
   * Run JFinal Server with Debug Configurations or Run Configurations in Eclipse JavaEE
   * args example: WebRoot 80 / 5
   */
  public static void main(String[] args) {
    if (args == null || args.length == 0) {
      server = ServerFactory.getServer();
      server.start();
    }
    else {
      String webAppDir = args[0];
      int port = Integer.parseInt(args[1]);
      String context = args[2];
      int scanIntervalSeconds = Integer.parseInt(args[3]);
      server = ServerFactory.getServer(webAppDir, port, context, scanIntervalSeconds);
      server.start();
    }
  }
 
  public List<String> getAllActionKeys() {
    return actionMapping.getAllActionKeys();
  }
 
  public Constants getConstants() {
    return Config.getConstants();
  }
 
  public Action getAction(String url, String[] urlPara) {
    return actionMapping.getAction(url, urlPara);
  }
 
  public String getContextPath() {
    return contextPath;
  }
}










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