Implemented cluster groups

java/com.sap.sse.datamining.test/src/com/sap/sse/datamining/impl/data/TestFixClusterGroup.java

@@ -0,0 +1,28 @@
+package com.sap.sse.datamining.impl.data;
+
+import static org.junit.Assert.*;
+
+import java.util.Comparator;
+
+import org.junit.Ignore;
+import org.junit.Test;
+
+import com.sap.sse.datamining.data.ClusterGroup;
+
+public class TestFixClusterGroup {
+
+    public static final Comparator<Integer> comparator = new ComparableComparator<Integer>();
+
+    @Ignore
+    @Test
+    public void testClusterGroupWithClosedBoundaries() {
+        ClusterGroup<Integer> groupWithClosedBoundaries = createGroupWithClosedBoundaries();
+        fail("Not yet implemented");
+    }
+
+    private ClusterGroup<Integer> createGroupWithClosedBoundaries() {
+        // TODO Auto-generated method stub
+        return null;
+    }
+
+}

java/com.sap.sse.datamining/src/com/sap/sse/datamining/data/ClusterGroup.java

@@ -0,0 +1,7 @@
+package com.sap.sse.datamining.data;
+
+public interface ClusterGroup<ElementType> {
+    
+    public Cluster<ElementType> getClusterFor(ElementType value);
+
+}

java/com.sap.sse.datamining/src/com/sap/sse/datamining/impl/data/FixClusterGroup.java

@@ -0,0 +1,27 @@
+package com.sap.sse.datamining.impl.data;
+
+import java.util.Collection;
+import java.util.HashSet;
+
+import com.sap.sse.datamining.data.Cluster;
+import com.sap.sse.datamining.data.ClusterGroup;
+
+public class FixClusterGroup<ElementType> implements ClusterGroup<ElementType> {
+
+    private final Iterable<Cluster<ElementType>> clusters;
+
+    public FixClusterGroup(Collection<Cluster<ElementType>> clusters) {
+        this.clusters = new HashSet<>(clusters);
+    }
+
+    @Override
+    public Cluster<ElementType> getClusterFor(ElementType value) {
+        for (Cluster<ElementType> cluster : clusters) {
+            if (cluster.isInRange(value)) {
+                return cluster;
+            }
+        }
+        return null;
+    }
+
+}