/*
* BufferAutosaveRequest.java - I/O request
* :tabSize=4:indentSize=4:noTabs=false:
* :folding=explicit:collapseFolds=1:
*
* Copyright (C) 2000, 2005 Slava Pestov
*
* This program 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 any later version.
*
* This program 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 General Public License for more details.
*
* You should have received a copy of the GNU General Public License
* along with this program; if not, write to the Free Software
* Foundation, Inc., 59 Temple Place - Suite 330, Boston, MA 02111-1307, USA.
*/
package org.gjt.sp.jedit.bufferio;
//{{{ Imports
import java.io.*;
import java.io.Closeable;
import org.gjt.sp.jedit.io.*;
import org.gjt.sp.jedit.*;
import org.gjt.sp.util.*;
//}}}
/**
* A buffer autosave request.
* @author Slava Pestov
* @version $Id: BufferAutosaveRequest.java 22357 2012-10-13 04:58:01Z ezust $
*/
public class BufferAutosaveRequest extends BufferIORequest
{
//{{{ BufferAutosaveRequest constructor
/**
* Creates a new buffer I/O request.
* @param view The view
* @param buffer The buffer
* @param session The VFS session
* @param vfs The VFS
* @param path The path
*/
public BufferAutosaveRequest(View view, Buffer buffer,
Object session, VFS vfs, String path)
{
super(view,buffer,session,vfs,path);
} //}}}
//{{{ run() method
public void _run()
{
OutputStream out = null;
try
{
String[] args = { vfs.getFileName(path) };
setStatus(jEdit.getProperty("vfs.status.autosave",args));
// the entire save operation can be aborted...
setCancellable(true);
try
{
buffer.readLock();
if(buffer.isDirty())
out = vfs._createOutputStream(session,path,view);
if(out != null)
write(buffer,out);
}
catch (FileNotFoundException e)
{
Log.log(Log.WARNING,this,"Unable to save " + e.getMessage());
}
catch(InterruptedException e)
{
cleanUpIncomplete(out);
Thread.currentThread().interrupt();
}
catch(Exception e)
{
Log.log(Log.ERROR,this,e);
String[] pp = { e.toString() };
VFSManager.error(view,path,"ioerror.write-error",pp);
cleanUpIncomplete(out);
}
finally
{
buffer.readUnlock();
}
}
finally
{
IOUtilities.closeQuietly((Closeable)out);
}
} //}}}
private void cleanUpIncomplete(OutputStream out)
{
// Incomplete autosave file should not exist.
if(out != null)
{
try
{
out.close();
out = null;
vfs._delete(session,path,view);
}
catch(IOException ioe)
{
Log.log(Log.ERROR,this,ioe);
}
}
}
}