enterpriseapplication.java

来自「RESIN 3.2 最新源码」· Java 代码 · 共 805 行 · 第 1/2 页

/*
 * Copyright (c) 1998-2008 Caucho Technology -- all rights reserved
 *
 * This file is part of Resin(R) Open Source
 *
 * Each copy or derived work must preserve the copyright notice and this
 * notice unmodified.
 *
 * Resin Open Source is free software; you can redistribute it and/or modify
 * it under the terms of the GNU General Public License as published by
 * the Free Software Foundation; either version 2 of the License, or
 * (at your option) any later version.
 *
 * Resin Open Source 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, or any warranty
 * of NON-INFRINGEMENT.  See the GNU General Public License for more
 * details.
 *
 * You should have received a copy of the GNU General Public License
 * along with Resin Open Source; if not, write to the
 *
 *   Free Software Foundation, Inc.
 *   59 Temple Place, Suite 330
 *   Boston, MA 02111-1307  USA
 *
 * @author Scott Ferguson
 */

package com.caucho.server.e_app;

import com.caucho.config.ConfigException;
import com.caucho.ejb.manager.EjbContainer;
import com.caucho.java.WorkDir;
import com.caucho.lifecycle.Lifecycle;
import com.caucho.loader.*;
import com.caucho.log.Log;
import com.caucho.server.deploy.EnvironmentDeployInstance;
import com.caucho.server.webapp.WebAppContainer;
import com.caucho.server.webapp.WebAppController;
import com.caucho.server.webapp.WebAppConfig;
import com.caucho.util.L10N;
import com.caucho.vfs.Depend;
import com.caucho.vfs.JarPath;
import com.caucho.vfs.Path;
import com.caucho.vfs.Vfs;

import javax.annotation.PostConstruct;
import java.util.ArrayList;
import java.util.logging.Level;
import java.util.logging.Logger;

/**
 * An enterprise application (ear)
 */
public class EnterpriseApplication
  implements EnvironmentBean, EnvironmentDeployInstance
{
  static final L10N L = new L10N(EnterpriseApplication.class);
  static final Logger log
    = Logger.getLogger(EnterpriseApplication.class.getName());

  private static final EnvironmentLocal<EnterpriseApplication> _localEApp
    = new EnvironmentLocal<EnterpriseApplication>();

  /*
    protected static EnvironmentLocal<EJBServerInterface> _localServer
    = new EnvironmentLocal<EJBServerInterface>("caucho.ejb-server");
  */

  private EnvironmentClassLoader _loader;

  private String _name;

  private String _ejbServerJndiName = "java:comp/env/cmp";

  private Path _rootDir;

  private Path _earPath;

  private String _prefix = "";

  private EarDeployController _controller;

  private Path _webappsPath;

  private WebAppContainer _container;
  private String _version;

  private String _libraryDirectory;

  private boolean _hasModule;

  // private WarDirApplicationGenerator _warDeploy;

  private ArrayList<Path> _ejbPaths
    = new ArrayList<Path>();

  private ArrayList<WebModule> _webConfigList
    = new ArrayList<WebModule>();

  private ArrayList<WebAppController> _webApps
    = new ArrayList<WebAppController>();

  private Throwable _configException;

  private final Lifecycle _lifecycle;

  /**
   * Creates the application.
   */
  EnterpriseApplication(WebAppContainer container,
                        EarDeployController controller, String name)
  {
    if (container == null || controller == null)
      throw new NullPointerException();
    
    _container = container;

    _controller = controller;
    _name = name;

    ClassLoader parentLoader;

    if (container != null)
      parentLoader = container.getClassLoader();
    else
      parentLoader = Thread.currentThread().getContextClassLoader();

    _loader = EnvironmentClassLoader.create(parentLoader, "eapp:" + name);

    _webappsPath = _controller.getRootDirectory().lookup("webapps");
    WorkDir.setLocalWorkDir(_controller.getRootDirectory().lookup("META-INF/work"),
                            _loader);

    _lifecycle = new Lifecycle(log, toString(), Level.INFO);

    if (controller.getArchivePath() != null)
      Environment.addDependency(new Depend(controller.getArchivePath()), _loader);

    _localEApp.set(this, _loader);
  }

  /*
  // ejb/0fa0
  public EnterpriseApplication()
  {
    _lifecycle = new Lifecycle(log, toString(), Level.INFO);
  }
  */

  public static EnterpriseApplication getLocal()
  {
    return _localEApp.get();
  }

  /**
   * Sets the name.
   */
  public void setName(String name)
  {
    _name = name;
    _loader.setId("eapp:" + name + "");
  }

  /**
   * Gets the name.
   */
  public String getName()
  {
    return _name;
  }

  /**
   * Sets the library directory.
   */
  public void setLibraryDirectory(String libraryDirectory)
  {
    _libraryDirectory = libraryDirectory;
  }

  /**
   * Gets the library directory.
   */
  public String getLibraryDirectory()
  {
    return _libraryDirectory;
  }

  /**
   * Sets the ejb-server jndi name.
   */
  public void setEjbServerJndiName(String name)
  {
    _ejbServerJndiName = name;
  }

  /**
   * Sets the root directory.
   */
  public void setRootDirectory(Path rootDir)
  {
    _rootDir = rootDir;
  }

  /**
   * Sets the root directory.
   */
  public Path getRootDirectory()
  {
    return _rootDir;
  }

  /**
   * Returns the class loader.
   */
  public EnvironmentClassLoader getClassLoader()
  {
    return _loader;
  }

  /**
   * Sets the class loader.
   */
  public void setEnvironmentClassLoader(EnvironmentClassLoader loader)
  {
    _loader = loader;
  }

  /**
   * Sets the path to the .ear file
   */
  public void setEarPath(Path earPath)
  {
    _earPath = earPath;
  }

  /**
   * Sets the path to the expanded webapps
   */
  public void setWebapps(Path webappsPath)
  {
    _webappsPath = webappsPath;
  }

  /**
   * Sets the prefix URL for web applications.
   */
  public void setPrefix(String prefix)
  {
    _prefix = prefix;
  }

  /**
   * Sets the id
   */
  public void setId(String id)
  {
  }

  /**
   * Sets the application version.
   */
  public void setVersion(String version)
  {
    _version = version;
  }

  /**
   * Sets the schema location
   */
  public void setSchemaLocation(String schema)
  {
  }

  /**
   * Sets the display name.
   */
  public void setDisplayName(String name)
  {
  }

  /**
   * Sets the description.
   */
  public void setDescription(String description)
  {
  }

  /**
   * Sets the icon.
   */
  public void setIcon(Icon icon)
  {
  }

  /**
   * Adds a module.
   */
  public Module createModule()
  {
    _hasModule = true;

    return new Module();
  }

  /**
   * Finds a web module based on the web-uri
   */
  WebModule findWebModule(String webUri)
  {
    for (int i = 0; i < _webConfigList.size(); i++) {
      WebModule web = _webConfigList.get(i);

      if (webUri.equals(web.getWebURI()))
        return web;
    }

    return null;
  }

  /**
   * Finds a web module based on the web-uri
   */
  void addWebModule(WebModule webModule)
  {
    _webConfigList.add(webModule);
  }

  /**
   * Adds a security role.
   */
  public void addSecurityRole(SecurityRole role)
  {
  }

  /**
   * Returns true if it's modified.
   */
  public boolean isModified()
  {
    return _loader.isModified();
  }

  /**
   * Returns true if it's modified.
   */
  public boolean isModifiedNow()
  {
    return _loader.isModifiedNow();
  }

  /**
   * Log the reason for modification.
   */
  public boolean logModified(Logger log)
  {
    return _loader.logModified(log);
  }

  /**
   * Returns true if it's modified.
   */
  public boolean isDeployError()
  {
    return _configException != null;
  }

  /**
   * Returns true if the application is idle.
   */
  public boolean isDeployIdle()
  {
    return false;
  }

  /**
   * Sets the config exception.
   */
  public void setConfigException(Throwable e)
  {
    _configException = e;

    for (WebAppController controller : _webApps) {
      controller.setConfigException(e);
    }
  }

  /**
   * Gets the config exception.
   */
  public Throwable getConfigException()
  {
    return _configException;
  }

  /**
   * Configures the application.
   */
  @PostConstruct
  public void init()
    throws Exception
  {