Examples with GetMetaRegionLocationsResponse org.apache.hadoop.hbase.shaded.protobuf.generated.RegistryProtos.GetMetaRegionLocationsResponse used on opensource projects

Example 1 with GetMetaRegionLocationsResponse

use of org.apache.hadoop.hbase.shaded.protobuf.generated.RegistryProtos.GetMetaRegionLocationsResponse in project hbase by apache.

the class TestClientMetaServiceRPCs method TestMetaLocations.

/**
 * Verifies that the meta region locations RPC returns consistent results across all masters.
 */
@Test
public void TestMetaLocations() throws Exception {
    HBaseRpcController rpcController = getRpcController();
    List<HRegionLocation> metaLocations = TEST_UTIL.getMiniHBaseCluster().getMaster().getMetaLocations();
    Collections.sort(metaLocations);
    int rpcCount = 0;
    for (JVMClusterUtil.MasterThread masterThread : TEST_UTIL.getMiniHBaseCluster().getMasterThreads()) {
        ClientMetaService.BlockingInterface stub = getMasterStub(masterThread.getMaster().getServerName());
        GetMetaRegionLocationsResponse resp = stub.getMetaRegionLocations(rpcController, GetMetaRegionLocationsRequest.getDefaultInstance());
        List<HRegionLocation> result = new ArrayList<>();
        resp.getMetaLocationsList().forEach(location -> result.add(ProtobufUtil.toRegionLocation(location)));
        Collections.sort(result);
        assertEquals(metaLocations, result);
        rpcCount++;
    }
    assertEquals(MASTER_COUNT, rpcCount);
}