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/*-
* ============LICENSE_START=======================================================
* PolicyEngineAPI
* ================================================================================
* 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.policy.std;
import java.util.Collection;
import java.util.HashSet;
import org.openecomp.policy.api.LoadedPolicy;
import org.openecomp.policy.api.NotificationType;
import org.openecomp.policy.api.PDPNotification;
import org.openecomp.policy.api.RemovedPolicy;
import org.openecomp.policy.std.StdLoadedPolicy;
import org.openecomp.policy.std.StdPDPNotification;
import org.openecomp.policy.std.StdRemovedPolicy;
import org.openecomp.policy.common.logging.flexlogger.*;
public class MatchStore {
private static HashSet<Matches> matchStore = new HashSet<Matches>();
private static Logger logger = FlexLogger.getLogger(MatchStore.class.getName());
public static HashSet<Matches> getMatchStore() {
return matchStore;
}
public static void storeMatch(Matches newMatch){
// Initialization..
if(newMatch!=null){
if(matchStore.isEmpty()){
matchStore.add(newMatch);
}else{
// Check if it is a new Match
Boolean match = false;
for(Matches oldMatch: matchStore){
// Compare ECOMPName
if(oldMatch.getEcompName().equals(newMatch.getEcompName())){
// Compare ConfigName if it exists.
if(newMatch.getConfigName()!=null && oldMatch.getConfigName()!=null){
if(oldMatch.getConfigName().equals(newMatch.getConfigName())){
// Compare the Config Attributes if they exist.
if(newMatch.getConfigAttributes()!= null && oldMatch.getConfigAttributes()!=null) {
//Simple thing would be comparing their size.
if(newMatch.getConfigAttributes().size()==oldMatch.getConfigAttributes().size()){
// Now need to compare each of them..
int count= 0;
for(String oldkey: oldMatch.getConfigAttributes().keySet()){
boolean check = false;
for(String newKey: newMatch.getConfigAttributes().keySet()){
if(oldkey.equals(newKey)){
if(oldMatch.getConfigAttributes().get(oldkey).equals(newMatch.getConfigAttributes().get(newKey))){
check = true;
}
}
}
if(check){
count++;
}else{
break;
}
}
if(count==oldMatch.getConfigAttributes().size()){
match = true;
break;
}
}
}else if(newMatch.getConfigAttributes()== null && oldMatch.getConfigAttributes()==null){
match = true;
break;
}
}
}else if(newMatch.getConfigName()==null && oldMatch.getConfigName()==null){
match = true;
break;
}
}
}
// IF not a match then add it to the MatchStore
if(match==false){
matchStore.add(newMatch);
}
}
}
}
//TODO Logic changes for Requested Policies notifications..
public static PDPNotification checkMatch(PDPNotification oldNotification) {
boolean removed = false, updated = false;
if(oldNotification==null){
return null;
}
StdPDPNotification newNotification = new StdPDPNotification();
if(matchStore.isEmpty()) {
logger.debug("No Success Config Calls made yet.. ");
System.out.println("No success Config calls made yet. ");
return null;
}
if(oldNotification.getRemovedPolicies()!=null && !oldNotification.getRemovedPolicies().isEmpty()){
// send all removed policies to client.
Collection<StdRemovedPolicy> removedPolicies = new HashSet<StdRemovedPolicy>();
StdRemovedPolicy newRemovedPolicy;
for(RemovedPolicy removedPolicy: oldNotification.getRemovedPolicies()){
newRemovedPolicy = new StdRemovedPolicy();
newRemovedPolicy.setPolicyName(removedPolicy.getPolicyName());
newRemovedPolicy.setVersionNo(removedPolicy.getVersionNo());
removedPolicies.add(newRemovedPolicy);
}
newNotification.setRemovedPolicies(removedPolicies);
removed = true;
}
if(oldNotification.getLoadedPolicies()!=null && !oldNotification.getLoadedPolicies().isEmpty()){
Collection<StdLoadedPolicy> updatedPolicies = new HashSet<StdLoadedPolicy>();
StdLoadedPolicy newUpdatedPolicy;
for(LoadedPolicy updatedPolicy: oldNotification.getLoadedPolicies()){
// if it is config policies check their matches..
if(updatedPolicy.getMatches()!=null && !updatedPolicy.getMatches().isEmpty()){
boolean matched = false;
for(Matches match : matchStore){
matched = false;
// Again Better way would be comparing sizes first.
// Matches are different need to check if has configAttributes
if(match.getConfigAttributes()!=null && !match.getConfigAttributes().isEmpty()){
// adding ecomp and config to config-attributes.
int compValues = match.getConfigAttributes().size() + 2;
if(updatedPolicy.getMatches().size()== compValues){
// Comparing both the values..
boolean matchAttributes = false;
for(String newKey: updatedPolicy.getMatches().keySet()){
if(newKey.equals("ECOMPName")){
if(updatedPolicy.getMatches().get(newKey).equals(match.getEcompName())){
matchAttributes = true;
}else {
matchAttributes = false;
break;
}
}else if(newKey.equals("ConfigName")) {
if(updatedPolicy.getMatches().get(newKey).equals(match.getConfigName())){
matchAttributes = true;
}else{
matchAttributes = false;
break;
}
}else {
if(match.getConfigAttributes().containsKey(newKey)){
if(updatedPolicy.getMatches().get(newKey).equals(match.getConfigAttributes().get(newKey))){
matchAttributes = true;
}else{
matchAttributes = false;
break;
}
}else{
matchAttributes = false;
break;
}
}
}
if(matchAttributes){
// Match..
matched = true;
}else{
break;
}
}else {
break;
}
}else if(match.getConfigName()!=null){
// If there are no config Attributes then check if it has Config Name
if(updatedPolicy.getMatches().size()== 2){
if(updatedPolicy.getMatches().get("ECOMPName").equals(match.getEcompName())){
if(updatedPolicy.getMatches().get("ConfigName").equals(match.getConfigName())){
// Match..
matched = true;
}else{
break;
}
}else {
break;
}
}else{
break;
}
}else {
// If non exist then assuming the ECOMP Name to be there.
if(updatedPolicy.getMatches().size()== 1){
if(updatedPolicy.getMatches().get("ECOMPName").equals(match.getEcompName())){
// Match..
matched = true;
}else {
break;
}
}else{
break;
}
}
// Add logic to add the policy.
if(matched){
newUpdatedPolicy = new StdLoadedPolicy();
newUpdatedPolicy.setPolicyName(updatedPolicy.getPolicyName());
newUpdatedPolicy.setVersionNo(updatedPolicy.getVersionNo());
newUpdatedPolicy.setMatches(updatedPolicy.getMatches());
updatedPolicies.add(newUpdatedPolicy);
updated = true;
}
}
}else {
//send all non config notifications to client.
newUpdatedPolicy = new StdLoadedPolicy();
newUpdatedPolicy.setPolicyName(updatedPolicy.getPolicyName());
newUpdatedPolicy.setVersionNo(updatedPolicy.getVersionNo());
updatedPolicies.add(newUpdatedPolicy);
updated = true;
}
}
newNotification.setLoadedPolicies(updatedPolicies);
}
// Need to set the type of Update..
if(removed && updated) {
newNotification.setNotificationType(NotificationType.BOTH);
}else if(removed){
newNotification.setNotificationType(NotificationType.REMOVE);
}else if(updated){
newNotification.setNotificationType(NotificationType.UPDATE);
}
return newNotification;
}
}
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