src/org/objectweb/cjdbc/controller/authentication/AuthenticationManager.java

説明を見る。

package org.objectweb.cjdbc.controller.authentication;

import java.util.ArrayList;
import java.util.HashMap;
import java.util.Iterator;

import org.objectweb.cjdbc.common.i18n.Translate;
import org.objectweb.cjdbc.common.users.AdminUser;
import org.objectweb.cjdbc.common.users.DatabaseBackendUser;
import org.objectweb.cjdbc.common.users.VirtualDatabaseUser;
import org.objectweb.cjdbc.common.xml.DatabasesXmlTags;

public class AuthenticationManager
{
  /*
   * How the code is organized ? 1. Member variables 2. Constructor(s) 3.
   * Login/Password checking functions 4. Getter/Setter (possibly in
   * alphabetical order) 5. Xml
   */

  private ArrayList           virtualLogins;

  private ArrayList           adminUsers;

 
  private HashMap             realLogins;

  /*
   * Constructor(s)
   */

  public AuthenticationManager()
  {
    virtualLogins = new ArrayList();
    adminUsers = new ArrayList();
    realLogins = new HashMap();
  }

  /*
   * Login/Password checking functions
   */

  public boolean isValidAdminUser(AdminUser user)
  {
    return adminUsers.contains(user);
  }

  public boolean isValidVirtualUser(VirtualDatabaseUser vUser)
  {
    return virtualLogins.contains(vUser);
  }

  public boolean isValidVirtualLogin(String vLogin)
  {
    Iterator iter = virtualLogins.iterator();
    VirtualDatabaseUser u;
    while (iter.hasNext())
    {
      u = (VirtualDatabaseUser) iter.next();
      if (u.getLogin().equals(vLogin))
      {
        return true;
      }
    }
    return false;
  }

  /*
   * Getter/Setter
   */

  //  public void setAdminUser(VirtualDatabaseUser adminUser)
  //  {
  //    this.adminUser = adminUser;
  //  }
  public synchronized void addVirtualUser(VirtualDatabaseUser vUser)
  {
    virtualLogins.add(vUser);
  }

  public void addRealUser(String vLogin, DatabaseBackendUser rUser)
      throws AuthenticationManagerException
  {
    HashMap list = (HashMap) realLogins.get(vLogin);
    if (list == null)
    {
      list = new HashMap();
      list.put(rUser.getBackendName(), rUser);
      realLogins.put(vLogin, list);
    }
    else
    {
      DatabaseBackendUser u = (DatabaseBackendUser) list.get(rUser
          .getBackendName());
      if (u != null)
        throw new AuthenticationManagerException(
            Translate.get("authentication.failed.add.user.already.exists",
                new String[]{rUser.getLogin(), vLogin, rUser.getBackendName(),
                    u.getLogin()}));
      list.put(rUser.getBackendName(), rUser);
    }
  }

  public DatabaseBackendUser getDatabaseBackendUser(String vLogin,
      String backendName)
  {
    Object list = realLogins.get(vLogin);
    if (list == null)
      return null;
    else
      return (DatabaseBackendUser) ((HashMap) list).get(backendName);
  }

  //  public VirtualDatabaseUser getAdminUser()
  //  {
  //    return adminUser;
  //  }
  public HashMap getRealLogins()
  {
    return realLogins;
  }

  public ArrayList getVirtualLogins()
  {
    return virtualLogins;
  }

  /*
   * 5. Xml
   */
  public String getXml()
  {
    StringBuffer info = new StringBuffer();
    info.append("<" + DatabasesXmlTags.ELT_AuthenticationManager + ">");
    info.append("<" + DatabasesXmlTags.ELT_Admin + ">");
    for (int i = 0; i < adminUsers.size(); i++)
    {
      AdminUser vu = (AdminUser) adminUsers.get(i);
      info.append(vu.getXml());          
    }
    info.append("</" + DatabasesXmlTags.ELT_Admin + ">");

    info.append("<" + DatabasesXmlTags.ELT_VirtualUsers + ">");
    for (int i = 0; i < virtualLogins.size(); i++)
    {
      VirtualDatabaseUser vu = (VirtualDatabaseUser) virtualLogins.get(i);
      info.append(vu.getXml());
    }
    info.append("</" + DatabasesXmlTags.ELT_VirtualUsers + ">");
    info.append("</" + DatabasesXmlTags.ELT_AuthenticationManager + ">");
    return info.toString();
  }

  public void addAdminUser(AdminUser user)
  {
    adminUsers.add(user);
  }

  public boolean removeAdminUser(AdminUser user)
  {
    return adminUsers.remove(user);
  }
  
  public ArrayList getAdminUsers()
  {
    return adminUsers;
  }

}

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