Examples with HostProvider org.apache.zookeeper.client.HostProvider used on opensource projects

Example 1 with HostProvider

use of org.apache.zookeeper.client.HostProvider in project zookeeper by apache.

the class CustomHostProviderTest method testZooKeeperWithCustomHostProvider.

@Test
public void testZooKeeperWithCustomHostProvider() throws IOException, InterruptedException {
    final int CLIENT_PORT = PortAssignment.unique();
    final HostProvider specialHostProvider = new SpecialHostProvider();
    int expectedCounter = 3;
    counter.set(expectedCounter);
    ZooKeeper zkDefaults = new ZooKeeper("127.0.0.1:" + CLIENT_PORT, ClientBase.CONNECTION_TIMEOUT, this, false);
    ZooKeeper zkSpecial = new ZooKeeper("127.0.0.1:" + CLIENT_PORT, ClientBase.CONNECTION_TIMEOUT, this, false, specialHostProvider);
    Assert.assertTrue(counter.get() == expectedCounter);
    zkDefaults.updateServerList("127.0.0.1:" + PortAssignment.unique());
    Assert.assertTrue(counter.get() == expectedCounter);
    zkSpecial.updateServerList("127.0.0.1:" + PortAssignment.unique());
    expectedCounter--;
    Assert.assertTrue(counter.get() == expectedCounter);
}

Example 2 with HostProvider

use of org.apache.zookeeper.client.HostProvider in project zookeeper by apache.

the class StaticHostProviderTest method testNextGoesRound.

@Test
public void testNextGoesRound() {
    HostProvider hostProvider = getHostProvider((byte) 2);
    InetSocketAddress first = hostProvider.next(0);
    assertTrue(first != null);
    hostProvider.next(0);
    assertEquals(first, hostProvider.next(0));
}

Example 3 with HostProvider

use of org.apache.zookeeper.client.HostProvider in project zookeeper by apache.

the class StaticHostProviderTest method testTwoConsequitiveCallsToNextReturnDifferentElement.

@Test
public void testTwoConsequitiveCallsToNextReturnDifferentElement() {
    HostProvider hostProvider = getHostProvider((byte) 2);
    assertNotSame(hostProvider.next(0), hostProvider.next(0));
}

Example 4 with HostProvider

use of org.apache.zookeeper.client.HostProvider in project zookeeper by apache.

the class StaticHostProviderTest method testNextDoesNotSleepForZero.

@Test
public void testNextDoesNotSleepForZero() {
    byte size = 2;
    HostProvider hostProvider = getHostProvider(size);
    while (size > 0) {
        hostProvider.next(0);
        --size;
    }
    long start = Time.currentElapsedTime();
    hostProvider.next(0);
    long stop = Time.currentElapsedTime();
    assertTrue(5 > stop - start);
}

Example 5 with HostProvider

use of org.apache.zookeeper.client.HostProvider in project zookeeper by apache.

the class StaticHostProviderTest method testNextGoesRoundAndSleeps.

@Test
public void testNextGoesRoundAndSleeps() {
    byte size = 2;
    HostProvider hostProvider = getHostProvider(size);
    while (size > 0) {
        hostProvider.next(0);
        --size;
    }
    long start = Time.currentElapsedTime();
    hostProvider.next(1000);
    long stop = Time.currentElapsedTime();
    assertTrue(900 <= stop - start);
}