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/*-
* ============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.onap.ccsdk.sli.adaptors.rm.util;
import java.util.ArrayList;
import java.util.Date;
import java.util.Set;
import java.util.SortedSet;
import java.util.TreeSet;
import org.onap.ccsdk.sli.adaptors.rm.data.AllocationItem;
import org.onap.ccsdk.sli.adaptors.rm.data.Range;
import org.onap.ccsdk.sli.adaptors.rm.data.RangeAllocationItem;
import org.onap.ccsdk.sli.adaptors.rm.data.RangeAllocationRequest;
import org.onap.ccsdk.sli.adaptors.rm.data.RangeResource;
import org.onap.ccsdk.sli.adaptors.rm.data.ResourceKey;
import org.onap.ccsdk.sli.adaptors.rm.data.ResourceType;
public class RangeUtil {
public static void recalculate(RangeResource r) {
r.used = new TreeSet<>();
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 (req.excludeNumbers != null && req.excludeNumbers.contains(num)) {
return false;
}
if (req.rangeList != null && !req.rangeList.isEmpty()) {
boolean good = false;
for (Range range : req.rangeList) {
if (num < range.min || num > range.max) {
continue;
}
boolean found = 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)) {
if (!overlap(rai.resourceShareGroupList, req.resourceShareGroupList)) {
found = true;
break;
}
}
if (!req.replace && eq(req.resourceSetId, rai.resourceSetId) && rai.used != null
&& rai.used.contains(num)) {
found = true;
break;
}
if (req.forceNewNumbers && rai.used.contains(num)) {
found = true;
break;
}
}
}
if (!found) {
good = true;
break;
}
}
return good;
}
return true;
}
public static SortedSet<Integer> getUsed(RangeResource r, String resourceUnionId) {
SortedSet<Integer> used = new TreeSet<>();
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) {
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 = req.applicationId;
rai.resourceSetId = req.resourceSetId;
rai.resourceUnionId = req.resourceUnionId;
rai.resourceShareGroupList = req.resourceShareGroupList;
rai.used = requestedNumbers;
if (rr.allocationItems == null) {
rr.allocationItems = new ArrayList<>();
}
rr.allocationItems.add(rai);
} else if (req.replace) {
rai.used = requestedNumbers;
} else {
rai.used.addAll(requestedNumbers);
}
rai.allocationTime = new Date();
recalculate(rr);
}
private static boolean eq(Object o1, Object o2) {
return o1 == null ? o2 == null : o1.equals(o2);
}
private static boolean overlap(Set<String> s1, Set<String> s2) {
if (s1 == null || s1.isEmpty() || s2 == null || s2.isEmpty()) {
return false;
}
for (String ss1 : s1) {
if (s2.contains(ss1)) {
return true;
}
}
return false;
}
}
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