diff options
Diffstat (limited to 'bpmn/MSOCommonBPMN')
| -rw-r--r-- | bpmn/MSOCommonBPMN/src/main/java/org/onap/so/bpmn/common/resource/InstanceResourceList.java | 160 |
1 files changed, 160 insertions, 0 deletions
diff --git a/bpmn/MSOCommonBPMN/src/main/java/org/onap/so/bpmn/common/resource/InstanceResourceList.java b/bpmn/MSOCommonBPMN/src/main/java/org/onap/so/bpmn/common/resource/InstanceResourceList.java new file mode 100644 index 0000000000..b50ecdad8b --- /dev/null +++ b/bpmn/MSOCommonBPMN/src/main/java/org/onap/so/bpmn/common/resource/InstanceResourceList.java @@ -0,0 +1,160 @@ +/*- + * ============LICENSE_START======================================================= + * ONAP - SO + * ================================================================================ + * Copyright (C) 2019 Huawei 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.so.bpmn.common.resource; + +import com.google.gson.Gson; +import com.google.gson.JsonElement; +import com.google.gson.JsonObject; +import org.onap.so.bpmn.core.domain.GroupResource; +import org.onap.so.bpmn.core.domain.Resource; +import org.onap.so.bpmn.core.domain.ResourceType; +import java.util.ArrayList; +import java.util.HashMap; +import java.util.Iterator; +import java.util.List; +import java.util.Map; + +public class InstanceResourceList { + + private static List<Map<String, List<GroupResource>>> convertUUIReqTOStd(final String uuiRequest, + List<Resource> seqResourceList) { + + List<Map<String, List<GroupResource>>> normalizedList = new ArrayList<>(); + + Gson gson = new Gson(); + JsonObject servJsonObject = gson.fromJson(uuiRequest, JsonObject.class); + + JsonObject reqInputJsonObj = servJsonObject.getAsJsonObject("service").getAsJsonObject("parameters") + .getAsJsonObject("requestInputs"); + + // iterate all node in requestInputs + Iterator<Map.Entry<String, JsonElement>> iterator = reqInputJsonObj.entrySet().iterator(); + + while (iterator.hasNext()) { // iterate all <vf>_list + Map.Entry<String, JsonElement> entry = iterator.next(); + + // truncate "_list" from key and keep only the <VF_NAME> + String key = entry.getKey().substring(0, entry.getKey().indexOf("_list")); + + // all the element represent VF will contain "<VF_NAME>_list". + if (key.contains("_list")) { + // this will return list of vf of same type + // e.g. vf_list [{vf1}, {vf2}] + Iterator<JsonElement> vfsIterator = entry.getValue().getAsJsonArray().iterator(); + + while (vfsIterator.hasNext()) { // iterate all [] inside vf_list + JsonObject vfObject = vfsIterator.next().getAsJsonObject(); + List<GroupResource> tmpGrpsHolder = new ArrayList<>(); + + // iterate vfObject to get groups(vfc) + // currently each vfc represented by one group. + Iterator<Map.Entry<String, JsonElement>> vfIterator = vfObject.entrySet().iterator(); + while (vfIterator.hasNext()) { // iterate all property inside a VF + Map.Entry<String, JsonElement> vfEntry = vfIterator.next(); + + // property name for vfc input will always carry "<VFC_NAME>_list" + if (vfEntry.getKey().contains("_list")) { + // truncate "_list" from key and keep only the <VFC_NAME> + String vfcName = vfEntry.getKey().substring(0, vfEntry.getKey().indexOf("_list")); + GroupResource grpRes = getGroupResource(vfcName, seqResourceList); + // A <vfc>_list can contain more than one vfc of same type + Iterator<JsonElement> vfcsIterator = vfEntry.getValue().getAsJsonArray().iterator(); + + while (vfcsIterator.hasNext()) { // iterate all the vfcs inside <vfc>_list + tmpGrpsHolder.add(grpRes); + } + } + } + List<GroupResource> seqGrpResourceList = seqGrpResource(tmpGrpsHolder, seqResourceList); + HashMap<String, List<GroupResource>> entryNormList = new HashMap<>(); + entryNormList.put(key, seqGrpResourceList); + normalizedList.add(entryNormList); + } + } + } + + return normalizedList; + } + + private static List<GroupResource> seqGrpResource(List<GroupResource> grpResources, List<Resource> resourceList) { + List<GroupResource> seqGrpResList = new ArrayList<>(); + for (Resource r : resourceList) { + if (r.getResourceType() != ResourceType.GROUP) { + continue; + } + for (GroupResource g : grpResources) { + if (r.getModelInfo().getModelName().equalsIgnoreCase(g.getModelInfo().getModelName())) { + seqGrpResList.add(g); + } + } + } + return seqGrpResList; + } + + private static GroupResource getGroupResource(String vfcName, List<Resource> seqRessourceList) { + for (Resource r : seqRessourceList) { + if (r.getResourceType() == ResourceType.GROUP) { + // Currently only once vnfc is added to group + return ((GroupResource) r).getVnfcs().get(0).getModelInfo().getModelName().contains(vfcName) + ? (GroupResource) r + : null; + } + } + return null; + } + + private static List<Resource> convertToInstanceResourceList(List<Map<String, List<GroupResource>>> normalizedReq, + List<Resource> seqResourceList) { + List<Resource> flatResourceList = new ArrayList<>(); + for (Resource r : seqResourceList) { + if (r.getResourceType() == ResourceType.VNF) { + for (Map<String, List<GroupResource>> entry : normalizedReq) { + if (r.getModelInfo().getModelName().equalsIgnoreCase(entry.keySet().iterator().next())) { + flatResourceList.add(r); + flatResourceList.addAll(entry.get(entry.keySet().iterator().next())); + } + } + } + } + return flatResourceList; + } + + public static List<Resource> getInstanceResourceList(final List<Resource> seqResourceList, + final String uuiRequest) { + + // this will convert UUI request to normalized form + List<Map<String, List<GroupResource>>> normalizedReq = convertUUIReqTOStd(uuiRequest, seqResourceList); + + // now UUI json req is normalized to + // [ + // { VFB1 : [GrpA1, GrA2, GrB1]}, + // { VFB2 : [GrpA1, GrB1]}, + // { VFA1 : [GrpC1]} + // ] + // now sequence according to VF order (Group is already sequenced). + // After sequence it will look like : + // [ + // { VFA1 : [GrpA1, GrA2, GrB1]}, + // { VFA2 : [GrpA1, GrB1]}, + // { VFB1 : [GrpC1]} + // ] + return convertToInstanceResourceList(normalizedReq, seqResourceList); + } +} |