1 files changed, 46 insertions, 0 deletions
diff --git a/src/main/java/org/cristalise/kernel/utils/GTimeStampComparator.java b/src/main/java/org/cristalise/kernel/utils/GTimeStampComparator.java
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+++ b/src/main/java/org/cristalise/kernel/utils/GTimeStampComparator.java
@@ -0,0 +1,46 @@
+/**
+ * This file is part of the CRISTAL-iSE kernel.
+ * Copyright (c) 2001-2014 The CRISTAL Consortium. All rights reserved.
+ *
+ * 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 3 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; with out 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, write to the Free Software Foundation,
+ * Inc., 59 Temple Place, Suite 330, Boston, MA 02111-1307 USA.
+ *
+ * http://www.fsf.org/licensing/licenses/lgpl.html
+ */
+package org.cristalise.kernel.utils;
+
+import java.util.Comparator;
+
+import org.cristalise.kernel.common.GTimeStamp;
+
+
+public class GTimeStampComparator implements Comparator<GTimeStamp> {
+
+	@Override
+	public int compare(GTimeStamp t0, GTimeStamp t1) {
+
+		int retVal = compareInt(t0.mYear, t1.mYear);
+		if (retVal == 0) retVal = compareInt(t0.mMonth, t1.mMonth);
+		if (retVal == 0) retVal = compareInt(t0.mDay, t1.mDay);
+		if (retVal == 0) retVal = compareInt(t0.mHour-(t0.mTimeOffset/3600), t1.mHour-(t1.mTimeOffset/3600));
+		if (retVal == 0) retVal = compareInt(t0.mMinute, t1.mMinute);
+		if (retVal == 0) retVal = compareInt(t0.mSecond, t1.mSecond);
+
+		return retVal;
+	}
+
+	private static int compareInt(int i, int j) {
+		return i-j;
+	}
+}