Examples with Partition com.hazelcast.core.Partition used on opensource projects

Example 11 with Partition

use of com.hazelcast.core.Partition in project hazelcast by hazelcast.

the class HazelcastTestSupport method generateKeyForPartition.

public static String generateKeyForPartition(HazelcastInstance instance, int partitionId) {
    Cluster cluster = instance.getCluster();
    checkPartitionCountGreaterOrEqualMemberCount(instance);
    Member localMember = cluster.getLocalMember();
    PartitionService partitionService = instance.getPartitionService();
    while (true) {
        String id = randomString();
        Partition partition = partitionService.getPartition(id);
        if (partition.getPartitionId() == partitionId) {
            return id;
        }
    }
}

Example 12 with Partition

use of com.hazelcast.core.Partition in project hazelcast by hazelcast.

the class PartitionControlledIdTest method testLock.

@Test
public void testLock() throws Exception {
    String partitionKey = "hazelcast";
    HazelcastInstance hz = getHazelcastInstance(partitionKey);
    ILock lock = hz.getLock("lock@" + partitionKey);
    lock.lock();
    assertEquals("lock@" + partitionKey, lock.getName());
    assertEquals(partitionKey, lock.getPartitionKey());
    Node node = getNode(hz);
    LockServiceImpl lockService = node.nodeEngine.getService(LockServiceImpl.SERVICE_NAME);
    Partition partition = instances[0].getPartitionService().getPartition(partitionKey);
    LockStore lockStore = lockService.getLockStore(partition.getPartitionId(), new InternalLockNamespace(lock.getName()));
    Data key = node.getSerializationService().toData(lock.getName(), StringPartitioningStrategy.INSTANCE);
    assertTrue(lockStore.isLocked(key));
}

Example 13 with Partition

use of com.hazelcast.core.Partition in project hazelcast by hazelcast.

the class PartitionControlledIdTest method getHazelcastInstance.

private HazelcastInstance getHazelcastInstance(String partitionKey) {
    Partition partition = instances[0].getPartitionService().getPartition(partitionKey);
    Member owner = partition.getOwner();
    assertNotNull(owner);
    HazelcastInstance hz = null;
    for (HazelcastInstance instance : instances) {
        if (instance.getCluster().getLocalMember().equals(owner)) {
            hz = instance;
            break;
        }
    }
    assertNotNull(hz);
    return hz;
}

Example 14 with Partition

use of com.hazelcast.core.Partition in project hazelcast by hazelcast.

the class PartitionDistributionTest method getLocalPartitionsCount.

private static int getLocalPartitionsCount(HazelcastInstance instance) {
    warmUpPartitions(instance);
    Member localMember = instance.getCluster().getLocalMember();
    Set<Partition> partitions = instance.getPartitionService().getPartitions();
    int count = 0;
    for (Partition partition : partitions) {
        if (localMember.equals(partition.getOwner())) {
            count++;
        }
    }
    return count;
}

Example 15 with Partition

use of com.hazelcast.core.Partition in project hazelcast by hazelcast.

the class ConsoleApp method handlePartitions.

protected void handlePartitions(String[] args) {
    Set<Partition> partitions = hazelcast.getPartitionService().getPartitions();
    Map<Member, Integer> partitionCounts = new HashMap<Member, Integer>();
    for (Partition partition : partitions) {
        Member owner = partition.getOwner();
        if (owner != null) {
            Integer count = partitionCounts.get(owner);
            int newCount = 1;
            if (count != null) {
                newCount = count + 1;
            }
            partitionCounts.put(owner, newCount);
        }
        println(partition);
    }
    Set<Map.Entry<Member, Integer>> entries = partitionCounts.entrySet();
    for (Map.Entry<Member, Integer> entry : entries) {
        println(entry.getKey() + ": " + entry.getValue());
    }
}