--- /dev/null	Thu Jan 01 00:00:00 1970 +0000
+++ b/war/scripts/sti/DataSet.js	Tue Jul 17 13:34:40 2012 +0000
@@ -0,0 +1,38 @@
+/**
+ * class that represents all needed informations about a performed dataset
+ * @param {DataObject[]} objects corresponding data objects of this data set
+ * @param {String} termIdentifier is a textual identifier for this dataset
+ * @param {int} maxGranularity is the maximum granularity of the dataobjects of the set
+ * 
+ * @constructor
+ */
+function DataSet(objects, termIdentifier, maxGranularity){
+
+    this.objects = objects;
+    this.termIdentifier = termIdentifier;
+    this.maxGranularity = maxGranularity;
+	
+}
+
+DataSet.prototype = {
+
+    /**
+     * adds an object to the data set
+     * @param {DataObject} object the object to add
+     */
+    addObject: function(object){
+        this.objects.push(object);
+        if( this.maxGranularity < object.granularity ){
+        	this.maxGranularity = object.granularity;
+        }
+    },
+    
+    /**
+     * copies this dataset without objects
+     * @return a DataSet object copy
+     */
+    copy: function(){
+        return new DataSet( [], this.termIdentifier, 0 );
+    }
+    
+}