Initial import from SVN

1 files changed, 104 insertions, 0 deletions

diff --git a/projects/net.wotonomy.foundation/src/main/java/net/wotonomy/foundation/NSComparator.java b/projects/net.wotonomy.foundation/src/main/java/net/wotonomy/foundation/NSComparator.java
new file mode 100644
index 0000000..287a59b
--- /dev/null
+++ b/projects/net.wotonomy.foundation/src/main/java/net/wotonomy/foundation/NSComparator.java
@@ -0,0 +1,104 @@
+/*
+Wotonomy: OpenStep design patterns for pure Java applications.
+Copyright (C) 2002 Israfil consulting Services Corporation
+
+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.
+
+You should have received a copy of the GNU Lesser General Public
+License along with this library; if not, see http://www.gnu.org
+
+$Id: NSComparator.java 913 2006-03-10 00:52:27Z cgruber $
+
+*/
+
+package net.wotonomy.foundation;
+
+import java.util.Comparator;
+
+
+/**
+* An object that compares two other objects.  As a convenience, it 
+* also implements java.util.Comparator.
+*
+* @author cgruber@israfil.net
+* @author $Author: cgruber $
+* @version $Revision: 913 $
+*/
+
+public abstract class NSComparator implements Comparator {
+    protected static class _NSSelectorComparator extends NSComparator {
+
+        public int compare(Object obj, Object obj1) throws ComparisonException {
+			throw new UnsupportedOperationException("Not Yet Implemented");
+        }
+
+        public _NSSelectorComparator(NSSelector nsselector) {
+			throw new UnsupportedOperationException("Not Yet Implemented");
+        }
+    }
+    
+    private static class StandInComparator extends NSComparator {
+
+    	public StandInComparator() {
+			throw new UnsupportedOperationException("Not Yet Implemented");    		
+    	}
+
+        public int compare(Object obj, Object obj1) throws ComparisonException {
+			throw new UnsupportedOperationException("Not Yet Implemented");
+        }    	
+
+    }
+
+    public static class ComparisonException extends ClassCastException {
+
+        public ComparisonException(String s) {
+            super(s);
+        }
+    }
+
+
+    public static final NSComparator AscendingStringComparator = new StandInComparator();
+    public static final NSComparator DescendingStringComparator = new StandInComparator();
+    public static final NSComparator AscendingCaseInsensitiveStringComparator = new StandInComparator();
+    public static final NSComparator DescendingCaseInsensitiveStringComparator = new StandInComparator();
+    public static final NSComparator AscendingNumberComparator = new StandInComparator();
+    public static final NSComparator DescendingNumberComparator = new StandInComparator();
+    public static final NSComparator AscendingTimestampComparator = new StandInComparator();
+    public static final NSComparator DescendingTimestampComparator = new StandInComparator();
+    public static final int OrderedAscending = -1;
+    public static final int OrderedSame = 0;
+    public static final int OrderedDescending = 1;
+
+    public NSComparator() {
+    }
+
+    public abstract int compare(Object obj, Object obj1) throws ClassCastException;
+
+    public static int _compareObjects(Comparable comparable, Comparable comparable1) {
+		throw new UnsupportedOperationException("Not Yet Implemented");
+    }
+
+}
+/*
+ * $Log$
+ * Revision 1.2  2006/03/10 00:52:27  cgruber
+ * Add tests for NSArray and fix some problems that became obvious as a result.
+ *
+ * Revision 1.1  2006/02/16 12:47:16  cgruber
+ * Check in all sources in eclipse-friendly maven-enabled packages.
+ *
+ * Revision 1.1  2002/07/14 21:56:16  mpowers
+ * Contributions from cgruber.
+ *
+ * Revision 1.1  2002/06/25 07:52:56  cgruber
+ * Add quite a few abstract classes, interfaces, and classes.  All API consistent with WebObjects, but with no implementation, nor any private or package access members from the original.
+ *
+ */