cmsresourcebroker.java

java 编写的程序

/*
* File   : $Source: /usr/local/cvs/opencms/src/com/opencms/file/mySql/CmsResourceBroker.java,v $
* Date   : $Date: 2001/07/31 15:50:15 $
* Version: $Revision: 1.43 $
*
* This library is part of OpenCms -
* the Open Source Content Mananagement System
*
* Copyright (C) 2001  The OpenCms Group
*
* This library is free software; you can redistribute it and/or
* modify it under the terms of the GNU Lesser General Public
* License as published by the Free Software Foundation; either
* version 2.1 of the License, or (at your option) any later version.
*
* This library 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.  See the GNU
* Lesser General Public License for more details.
*
* For further information about OpenCms, please see the
* OpenCms Website: http://www.opencms.org 
*
* You should have received a copy of the GNU Lesser General Public
* License along with this library; if not, write to the Free Software
* Foundation, Inc., 59 Temple Place, Suite 330, Boston, MA  02111-1307  USA
*/

package com.opencms.file.mySql;

import javax.servlet.http.*;
import java.util.*;
import java.net.*;
import java.io.*;
import source.org.apache.java.io.*;
import source.org.apache.java.util.*;

import com.opencms.core.*;
import com.opencms.file.*;
import com.opencms.template.*;


/**
 * This is THE resource broker. It merges all resource broker
 * into one public class. The interface is local to package. <B>All</B> methods
 * get additional parameters (callingUser and currentproject) to check the security-
 * police.
 * 
 * @author Andreas Schouten
 * @author Michaela Schleich
 * @author Michael Emmerich
 * @author Anders Fugmann
 * @version $Revision: 1.43 $ $Date: 2001/07/31 15:50:15 $
 */
public class CmsResourceBroker extends com.opencms.file.genericSql.CmsResourceBroker {
/**
 * return the correct DbAccess class.
 * This method should be overloaded by all other Database Drivers 
 * Creation date: (09/15/00 %r)
 * @return com.opencms.file.genericSql.CmsDbAccess
 * @param configurations source.org.apache.java.util.Configurations
 * @exception com.opencms.core.CmsException Thrown if CmsDbAccess class could not be instantiated. 
 */
public com.opencms.file.genericSql.CmsDbAccess createDbAccess(Configurations configurations) throws CmsException
{
    return new com.opencms.file.mySql.CmsDbAccess(configurations);
}
/**
 * Reads a project from the Cms.
 * 
 * <B>Security</B>
 * All users are granted.
 * 
 * @param currentUser The user who requested this method.
 * @param currentProject The current project of the user.
 * @param task The task to read the project of.
 * 
 * @exception CmsException Throws CmsException if something goes wrong.
 */
public CmsProject readProject(CmsUser currentUser, CmsProject currentProject, CmsTask task) throws CmsException
{
    // read the parent of the task, until it has no parents.
    while (task.getParent() != 0)
    {
        task = readTask(currentUser, currentProject, task.getParent());
    }
    return m_dbAccess.readProject(task);
}
}