Github user kanakb commented on a diff in the pull request:
https://github.com/apache/helix/pull/31#discussion_r33892305
--- Diff:
helix-core/src/main/java/org/apache/helix/spectator/RoutingTableProvider.java
---
@@ -235,8 +376,94 @@ PartitionInfo get(String stateUnitKey) {
}
}
+ class ResourceGroupInfo {
+ // store PartitionInfo for each partition for all resources in the
resource group
+ HashMap<String, PartitionInfo> partitionInfoMap;
+ // stores the Set of Instances in a given state for all resources in
the resource group
+ HashMap<String, Set<InstanceConfig>> stateInfoMap;
+ // stores the ResourceInfo for each resource with different instance
tag.
+ HashMap<String, ResourceInfo> tagResourceInfoMap;
+
+ public ResourceGroupInfo() {
+ partitionInfoMap = new HashMap<String,
RoutingTableProvider.PartitionInfo>();
+ stateInfoMap = new HashMap<String, Set<InstanceConfig>>();
+ tagResourceInfoMap = new HashMap<String, ResourceInfo>();
+ }
+
+ public void addEntry(String resourceTag, String stateUnitKey, String
state, InstanceConfig config) {
+ // add
+ if (!stateInfoMap.containsKey(state)) {
+ Comparator<InstanceConfig> comparator = new
Comparator<InstanceConfig>() {
+
+ @Override
+ public int compare(InstanceConfig o1, InstanceConfig o2) {
+ if (o1 == o2) {
+ return 0;
+ }
+ if (o1 == null) {
+ return -1;
+ }
+ if (o2 == null) {
+ return 1;
+ }
+
+ int compareTo = o1.getHostName().compareTo(o2.getHostName());
+ if (compareTo == 0) {
+ return o1.getPort().compareTo(o2.getPort());
+ } else {
+ return compareTo;
+ }
+
+ }
+ };
+ stateInfoMap.put(state, new TreeSet<InstanceConfig>(comparator));
+ }
+ Set<InstanceConfig> set = stateInfoMap.get(state);
+ set.add(config);
+
+ if (!partitionInfoMap.containsKey(stateUnitKey)) {
+ partitionInfoMap.put(stateUnitKey, new PartitionInfo());
+ }
+ PartitionInfo stateUnitKeyInfo = partitionInfoMap.get(stateUnitKey);
+ stateUnitKeyInfo.addEntry(state, config);
+
+ if (!tagResourceInfoMap.containsKey(resourceTag)) {
--- End diff --
Can `resourceTag` be null?
---
If your project is set up for it, you can reply to this email and have your
reply appear on GitHub as well. If your project does not have this feature
enabled and wishes so, or if the feature is enabled but not working, please
contact infrastructure at [email protected] or file a JIRA ticket
with INFRA.
---
