/*
- * Jalview - A Sequence Alignment Editor and Viewer
- * Copyright (C) 2007 AM Waterhouse, J Procter, G Barton, M Clamp, S Searle
- *
+ * Jalview - A Sequence Alignment Editor and Viewer (Version 2.4)
+ * Copyright (C) 2008 AM Waterhouse, J Procter, G Barton, M Clamp, S Searle
+ *
* 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 (at your option) 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., 51 Franklin Street, Fifth Floor, Boston, MA 02110-1301, USA
*/
-
package jalview.io;
import java.util.*;
long memused;
boolean raiseGUI = true;
+
/**
- * default constructor always raised errors in GUI dialog boxes
+ * default constructor always raised errors in GUI dialog boxes
*/
- public FileLoader() {
+ public FileLoader()
+ {
this(true);
}
+
/**
- * construct a Fileloader that may raise errors non-interactively
- * @param raiseGUI true if errors are to be raised as GUI dialog boxes
+ * construct a Fileloader that may raise errors non-interactively
+ *
+ * @param raiseGUI
+ * true if errors are to be raised as GUI dialog boxes
*/
public FileLoader(boolean raiseGUI)
{
if (Desktop.desktop != null && Desktop.desktop.isShowMemoryUsage())
{
System.gc();
- memused = (rt.maxMemory() - rt.totalMemory() + rt.freeMemory()); // free memory before load
+ memused = (rt.maxMemory() - rt.totalMemory() + rt.freeMemory()); // free
+ // memory
+ // before
+ // load
}
loadtime = -System.currentTimeMillis();
Alignment al = null;
updateRecentlyOpened();
- }
- catch (Exception er)
+ } catch (Exception er)
{
- System.err.println("Exception whilst opening file '"+file);
+ System.err.println("Exception whilst opening file '" + file);
er.printStackTrace();
if (raiseGUI)
{
{
public void run()
{
- javax.swing.JOptionPane
- .showInternalMessageDialog(
- Desktop.desktop,
- "Encountered problems opening "
- + file
- + "!!"
- , "File open error",
- javax.swing.JOptionPane.WARNING_MESSAGE);
+ javax.swing.JOptionPane.showInternalMessageDialog(
+ Desktop.desktop, "Encountered problems opening " + file
+ + "!!", "File open error",
+ javax.swing.JOptionPane.WARNING_MESSAGE);
}
});
}
alignFrame = null;
- }
- catch (OutOfMemoryError er)
+ } catch (OutOfMemoryError er)
{
er.printStackTrace();
}
});
}
- else
- {
- System.err.println("Out of memory loading file " + file + "!!");
- }
- }
- loadtime += System.currentTimeMillis();
+ System.err.println("Out of memory loading file " + file + "!!");
- if (Desktop.instance != null)
- {
- Desktop.instance.stopLoading();
}
+ loadtime += System.currentTimeMillis();
+ // TODO: Estimate percentage of memory used by a newly loaded alignment -
+ // warn if more memory will be needed to work with it
// System.gc();
- memused = memused - (rt.maxMemory() - rt.totalMemory() + rt.freeMemory()); // difference in free memory after load
- if (alignFrame != null)
+ memused = memused
+ - (rt.maxMemory() - rt.totalMemory() + rt.freeMemory()); // difference
+ // in free
+ // memory
+ // after
+ // load
+ if (Desktop.desktop != null && Desktop.desktop.isShowMemoryUsage())
{
- if (Desktop.desktop != null && Desktop.desktop.isShowMemoryUsage())
+ if (alignFrame != null)
{
AlignmentI al = alignFrame.getViewport().getAlignment();
+ (1.0 * memused / (1024.0 * 1024.0)) + " MB ("
+ al.getHeight() + " seqs by " + al.getWidth() + " cols)");
}
+ else
+ {
+ // report that we didn't load anything probably due to an out of memory
+ // error
+ System.out.println("Failed to load '" + title + "' in "
+ + (loadtime / 1000.0) + "s, took an additional "
+ + (1.0 * memused / (1024.0 * 1024.0))
+ + " MB (alignment is null)");
+ }
+ }
+ // remove the visual delay indicator
+ if (Desktop.instance != null)
+ {
+ Desktop.instance.stopLoading();
}
}