1 files changed, 110 insertions, 0 deletions
diff --git a/resource-assignment/provider/src/main/java/org/openecomp/sdnc/rm/util/RangeUtil.java b/resource-assignment/provider/src/main/java/org/openecomp/sdnc/rm/util/RangeUtil.java
new file mode 100644
index 0000000..8c6cf8d
--- /dev/null
+++ b/resource-assignment/provider/src/main/java/org/openecomp/sdnc/rm/util/RangeUtil.java
@@ -0,0 +1,110 @@
+/*-
+ * ============LICENSE_START=======================================================
+ * openECOMP : SDN-C
+ * ================================================================================
+ * Copyright (C) 2017 AT&T Intellectual Property. All rights
+ *             reserved.
+ * ================================================================================
+ * Licensed under the Apache License, Version 2.0 (the "License");
+ * you may not use this file except in compliance with the License.
+ * You may obtain a copy of the License at
+ * 
+ *      http://www.apache.org/licenses/LICENSE-2.0
+ * 
+ * Unless required by applicable law or agreed to in writing, software
+ * distributed under the License is distributed on an "AS IS" BASIS,
+ * WITHOUT WARRANTIES OR CONDITIONS OF ANY KIND, either express or implied.
+ * See the License for the specific language governing permissions and
+ * limitations under the License.
+ * ============LICENSE_END=========================================================
+ */
+
+package org.openecomp.sdnc.rm.util;
+
+import java.util.ArrayList;
+import java.util.Date;
+import java.util.SortedSet;
+import java.util.TreeSet;
+
+import org.openecomp.sdnc.rm.data.AllocationItem;
+import org.openecomp.sdnc.rm.data.RangeAllocationItem;
+import org.openecomp.sdnc.rm.data.RangeAllocationRequest;
+import org.openecomp.sdnc.rm.data.RangeResource;
+import org.openecomp.sdnc.rm.data.ResourceKey;
+import org.openecomp.sdnc.rm.data.ResourceType;
+
+public class RangeUtil {
+
+	public static void recalculate(RangeResource r) {
+		r.used = new TreeSet<Integer>();
+		if (r.allocationItems != null)
+			for (AllocationItem ai : r.allocationItems) {
+				RangeAllocationItem rai = (RangeAllocationItem) ai;
+				if (rai.used != null)
+					r.used.addAll(rai.used);
+			}
+	}
+
+	public static boolean checkRange(RangeResource r, RangeAllocationRequest req, int num) {
+		if (num < req.checkMin || num > req.checkMax)
+			return false;
+
+		if (r.allocationItems != null)
+			for (AllocationItem ai : r.allocationItems) {
+				RangeAllocationItem rai = (RangeAllocationItem) ai;
+				if (!eq(req.resourceUnionId, rai.resourceUnionId) && rai.used != null && rai.used.contains(num))
+					return false;
+			}
+
+		return true;
+	}
+
+	private static boolean eq(Object o1, Object o2) {
+		return o1 == null ? o2 == null : o1.equals(o2);
+	}
+
+	public static SortedSet<Integer> getUsed(RangeResource r, String resourceUnionId) {
+		SortedSet<Integer> used = new TreeSet<Integer>();
+		if (r.allocationItems != null)
+			for (AllocationItem ai : r.allocationItems) {
+				RangeAllocationItem rai = (RangeAllocationItem) ai;
+				if (eq(resourceUnionId, rai.resourceUnionId) && rai.used != null)
+					used.addAll(rai.used);
+			}
+		return used;
+	}
+
+	public static void allocateRange(
+	        RangeResource rr,
+	        SortedSet<Integer> requestedNumbers,
+	        RangeAllocationRequest req,
+	        String applicationId) {
+		if (!req.allocate)
+			return;
+
+		RangeAllocationItem rai = (RangeAllocationItem) ResourceUtil.getAllocationItem(rr, req.resourceSetId);
+		if (rai == null) {
+			rai = new RangeAllocationItem();
+			rai.resourceType = ResourceType.Range;
+			rai.resourceKey = new ResourceKey();
+			rai.resourceKey.assetId = req.assetId;
+			rai.resourceKey.resourceName = req.resourceName;
+			rai.applicationId = applicationId;
+			rai.resourceSetId = req.resourceSetId;
+			rai.resourceUnionId = req.resourceUnionId;
+			rai.resourceShareGroupList = req.resourceShareGroupList;
+			rai.used = requestedNumbers;
+
+			if (rr.allocationItems == null)
+				rr.allocationItems = new ArrayList<AllocationItem>();
+			rr.allocationItems.add(rai);
+		} else if (req.replace)
+			rai.used = requestedNumbers;
+		else
+			rai.used.addAll(requestedNumbers);
+
+		rai.allocationTime = new Date();
+
+		recalculate(rr);
+	}
+}