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4e2300f095
git-svn-id: https://svn.alfresco.com/repos/alfresco-enterprise/alfresco/HEAD/root@5186 c4b6b30b-aa2e-2d43-bbcb-ca4b014f7261
127 lines
4.2 KiB
Java
127 lines
4.2 KiB
Java
/*
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* Copyright (C) 2005-2007 Alfresco Software Limited.
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*
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* This program is free software; you can redistribute it and/or
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* modify it under the terms of the GNU General Public License
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* as published by the Free Software Foundation; either version 2
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* of the License, or (at your option) any later version.
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* This program is distributed in the hope that it will be useful,
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* but WITHOUT ANY WARRANTY; without even the implied warranty of
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* MERCHANTABILITY or FITNESS FOR A PARTICULAR PURPOSE. See the
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* GNU General Public License for more details.
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* You should have received a copy of the GNU General Public License
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* along with this program; if not, write to the Free Software
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* Foundation, Inc., 51 Franklin Street, Fifth Floor, Boston, MA 02110-1301, USA.
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* As a special exception to the terms and conditions of version 2.0 of
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* the GPL, you may redistribute this Program in connection with Free/Libre
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* and Open Source Software ("FLOSS") applications as described in Alfresco's
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* FLOSS exception. You should have recieved a copy of the text describing
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* the FLOSS exception, and it is also available here:
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* http://www.alfresco.com/legal/licensing" */
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package org.alfresco.filesys.alfresco;
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import org.alfresco.filesys.server.SrvSession;
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import org.alfresco.filesys.server.filesys.IOControlNotImplementedException;
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import org.alfresco.filesys.server.filesys.IOCtlInterface;
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import org.alfresco.filesys.server.filesys.NetworkFile;
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import org.alfresco.filesys.server.filesys.TreeConnection;
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import org.alfresco.filesys.server.state.FileStateReaper;
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import org.alfresco.filesys.smb.SMBException;
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import org.alfresco.filesys.smb.SMBStatus;
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import org.alfresco.filesys.util.DataBuffer;
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import org.alfresco.service.ServiceRegistry;
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/**
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* Alfresco Disk Driver Base Class
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*
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* <p>Provides common code to the Alfresco filesystem implementations.
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*
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* @author gkspencer
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*/
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public class AlfrescoDiskDriver implements IOCtlInterface {
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// Service registry for desktop actions
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private ServiceRegistry serviceRegistry;
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// File state reaper
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private FileStateReaper m_stateReaper;
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/**
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* Return the service registry
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*
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* @return ServiceRegistry
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*/
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public final ServiceRegistry getServiceRegistry()
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{
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return this.serviceRegistry;
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}
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/**
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* Return the file state reaper
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*
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* @return FileStateReaper
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*/
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public final FileStateReaper getStateReaper()
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{
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return m_stateReaper;
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}
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/**
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* Set the service registry
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*
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* @param serviceRegistry
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*/
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public void setServiceRegistry(ServiceRegistry serviceRegistry)
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{
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this.serviceRegistry = serviceRegistry;
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}
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/**
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* Set the file state reaper
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*
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* @param stateReaper FileStateReaper
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*/
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public final void setStateReaper(FileStateReaper stateReaper)
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{
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m_stateReaper = stateReaper;
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}
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/**
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* Process a filesystem I/O control request
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*
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* @param sess Server session
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* @param tree Tree connection.
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* @param ctrlCode I/O control code
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* @param fid File id
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* @param dataBuf I/O control specific input data
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* @param isFSCtrl true if this is a filesystem control, or false for a device control
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* @param filter if bit0 is set indicates that the control applies to the share root handle
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* @return DataBuffer
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* @exception IOControlNotImplementedException
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* @exception SMBException
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*/
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public DataBuffer processIOControl(SrvSession sess, TreeConnection tree, int ctrlCode, int fid, DataBuffer dataBuf,
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boolean isFSCtrl, int filter)
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throws IOControlNotImplementedException, SMBException
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{
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// Validate the file id
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NetworkFile netFile = tree.findFile(fid);
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if ( netFile == null || netFile.isDirectory() == false)
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throw new SMBException(SMBStatus.NTErr, SMBStatus.NTInvalidParameter);
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// Check if the I/O control handler is enabled
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AlfrescoContext ctx = (AlfrescoContext) tree.getContext();
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if ( ctx.hasIOHandler())
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return ctx.getIOHandler().processIOControl( sess, tree, ctrlCode, fid, dataBuf, isFSCtrl, filter);
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else
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throw new IOControlNotImplementedException();
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}
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}
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