private static void executeShowRoutingPlan(AdminClient adminClient,
String storeName,
List<String> keyList) throws DecoderException {
Cluster cluster = adminClient.getAdminClientCluster();
List<StoreDefinition> storeDefs = adminClient.metadataMgmtOps.getRemoteStoreDefList()
.getValue();
StoreDefinition storeDef = StoreDefinitionUtils.getStoreDefinitionWithName(storeDefs,
storeName);
StoreRoutingPlan routingPlan = new StoreRoutingPlan(cluster, storeDef);
BaseStoreRoutingPlan bRoutingPlan = new BaseStoreRoutingPlan(cluster, storeDef);
final int COLUMN_WIDTH = 30;
for(String keyStr: keyList) {
byte[] key = ByteUtils.fromHexString(keyStr);
System.out.println("Key :" + keyStr);
System.out.println("Replicating Partitions :"
+ routingPlan.getReplicatingPartitionList(key));
System.out.println("Replicating Nodes :");
List<Integer> nodeList = routingPlan.getReplicationNodeList(routingPlan.getMasterPartitionId(key));
for(int i = 0; i < nodeList.size(); i++) {
System.out.println(nodeList.get(i) + "\t"
+ cluster.getNodeById(nodeList.get(i)).getHost());
}
System.out.println("Zone Nary information :");
HashMap<Integer, Integer> zoneRepMap = storeDef.getZoneReplicationFactor();
for(Zone zone: cluster.getZones()) {
System.out.println("\tZone #" + zone.getId());
int numReplicas = -1;
if(zoneRepMap == null) {
// non zoned cluster
numReplicas = storeDef.getReplicationFactor();
} else {
// zoned cluster
if(!zoneRepMap.containsKey(zone.getId())) {
Utils.croak("Repfactor for Zone " + zone.getId() + " not found in storedef");
}
numReplicas = zoneRepMap.get(zone.getId());
}
String FormatString = "%s %s %s\n";
System.out.format(FormatString,
Utils.paddedString("REPLICA#", COLUMN_WIDTH),
Utils.paddedString("PARTITION", COLUMN_WIDTH),
Utils.paddedString("NODE", COLUMN_WIDTH));
for(int i = 0; i < numReplicas; i++) {
Integer nodeId = bRoutingPlan.getNodeIdForZoneNary(zone.getId(), i, key);
Integer partitionId = routingPlan.getNodesPartitionIdForKey(nodeId, key);
System.out.format(FormatString,
Utils.paddedString(i + "", COLUMN_WIDTH),
Utils.paddedString(partitionId.toString(), COLUMN_WIDTH),
Utils.paddedString(nodeId + "("
+ cluster.getNodeById(nodeId).getHost()
+ ")", COLUMN_WIDTH));
}
System.out.println();
}