Initial checkin of directory structure and source code of the java Activity

[privoxy.git] / src / java / org / privoxy / activityconsole / TableSorter.java

diff --git a/src/java/org/privoxy/activityconsole/TableSorter.java b/src/java/org/privoxy/activityconsole/TableSorter.java
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+/*********************************************************************
+ *
+ * File        :  $Source$
+ *
+ * Purpose     :  Sorts JTable rows.
+ *
+ * Copyright   :  Written by and Copyright (C) 2003 the SourceForge
+ *                Privoxy team. http://www.privoxy.org/
+ *
+ *                Based on the Internet Junkbuster originally written
+ *                by and Copyright (C) 1997 Anonymous Coders and
+ *                Junkbusters Corporation.  http://www.junkbusters.com
+ *
+ *                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.
+ *
+ *                The GNU General Public License should be included with
+ *                this file.  If not, you can view it at
+ *                http://www.gnu.org/copyleft/gpl.html
+ *                or write to the Free Software Foundation, Inc., 59
+ *                Temple Place - Suite 330, Boston, MA  02111-1307, USA.
+ *
+ * Revisions   :
+ *    $Log$
+ *********************************************************************/
+
+package org.privoxy.activityconsole;
+
+import java.awt.*;
+import java.util.*;
+import javax.swing.*;
+import javax.swing.table.*;
+
+
+/** 
+ * Sorts JTable rows.
+ * @author Last Modified By: $Author$
+ * @version $Rev$-$Date$$State$
+ */
+public class TableSorter
+{
+  private static final String
+  COPYRIGHT = org.privoxy.activityconsole.Copyright.COPYRIGHT;
+
+  SortableTableModel model;
+
+  public TableSorter(SortableTableModel model)
+  {
+    this.model = model;
+  }
+
+
+  //n2 selection
+  public void sort(int column, boolean isAscent)
+  {
+    int n = model.getRowCount();
+    int[] indexes = model.getIndexes();   
+
+    for (int i=0; i<n-1; i++)
+    {
+      int k = i;
+      for (int j=i+1; j<n; j++)
+      {
+        if (isAscent)
+        {
+          if (compare(column, j, k) < 0)
+          {
+            k = j;
+          }
+        }
+        else
+        {
+          if (compare(column, j, k) > 0)
+          {
+            k = j;
+          }
+        }
+      }
+      int tmp = indexes[i];
+      indexes[i] = indexes[k];
+      indexes[k] = tmp;
+    }
+  }
+
+
+  // comparators
+  public int compare(int column, int row1, int row2)
+  {
+    Object o1 = model.getValueAt(row1, column);
+    Object o2 = model.getValueAt(row2, column); 
+    if (o1 == null && o2 == null)
+    {
+      return  0; 
+    }
+    else if (o1 == null)
+    {
+      return -1; 
+    }
+    else if (o2 == null)
+    {
+      return  1; 
+    }
+    else
+    {
+      Class type = model.getColumnClass(column);
+      if (type.getSuperclass() == Number.class)
+      {
+        return compare((Number)o1, (Number)o2);
+      }
+      else if (type == String.class)
+      {
+        return((String)o1).compareTo((String)o2);
+      }
+      else if (type == Date.class)
+      {
+        return compare((Date)o1, (Date)o2);
+      }
+      else if (type == Boolean.class)
+      {
+        return compare((Boolean)o1, (Boolean)o2);
+      }
+      else if (o1 instanceof StatWidget)
+      {
+        return((StatWidget)o1).compareTo((StatWidget)o2);
+      }
+      else
+      {
+        return((String)o1).compareTo((String)o2);
+      }      
+    }
+  }
+
+  public int compare(Number o1, Number o2)
+  {
+    double n1 = o1.doubleValue();
+    double n2 = o2.doubleValue();
+    if (n1 < n2)
+    {
+      return -1;
+    }
+    else if (n1 > n2)
+    {
+      return 1;
+    }
+    else
+    {
+      return 0;
+    }
+  }
+
+  public int compare(Date o1, Date o2)
+  {
+    long n1 = o1.getTime();
+    long n2 = o2.getTime();
+    if (n1 < n2)
+    {
+      return -1;
+    }
+    else if (n1 > n2)
+    {
+      return 1;
+    }
+    else
+    {
+      return 0;
+    }
+  }
+
+  public int compare(Boolean o1, Boolean o2)
+  {
+    boolean b1 = o1.booleanValue();
+    boolean b2 = o2.booleanValue();
+    if (b1 == b2)
+    {
+      return 0;
+    }
+    else if (b1)
+    {
+      return 1;
+    }
+    else
+    {
+      return -1;
+    }
+  }
+}
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