Package org.prevayler.cluster

Examples of org.prevayler.cluster.Node

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  private Node node;
  private List receivedMessages = new ArrayList();

  protected void setUp() throws Exception {
    super.setUp();
    node = new Node();
    receivedMessages = new ArrayList();
  }
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    node.shutdown();
  }

  public void testFindNodes() throws Exception {
    assertEquals(1, node.getNumberOfNodesInCluster());
    Node node2 = createNodeAndWait();
    assertEquals(2, node.getNumberOfNodesInCluster());
    node2.shutdown();
    assertEquals(1, node.getNumberOfNodesInCluster());
  }
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    assertEquals(1, node.getNumberOfNodesInCluster());
  }

  public void testAssignMaster() throws Exception {
    assertEquals(node.getAddress(), node.getMasterAddress());
    Node node2 = createNodeAndWait();
    assertEquals(node.getAddress(), node2.getMasterAddress());
    assertFalse(node.getAddress().equals(node2.getAddress()));
    node.shutdown();
    assertEquals(node2.getAddress(), node2.getMasterAddress());
    node2.shutdown();
  }
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    assertEquals(node2.getAddress(), node2.getMasterAddress());
    node2.shutdown();
  }

  public void testMultipleNodes() throws Exception {
    Node node2 = createNodeAndWait();
    assertEquals(node.getAddress(), node.getMasterAddress());
    assertEquals(node.getAddress(), node2.getMasterAddress());
    node2.shutdown();
  }
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    assertEquals(node.getAddress(), node2.getMasterAddress());
    node2.shutdown();
  }

  public void testBroadCast() throws Exception {
    Node node2 = createNodeAndWait();
    node2.setListener(createListAddListener());
    String message = "Hello World";
    node.broadcast(message);
    assertEquals(1, receivedMessages.size());
    assertEquals(message, receivedMessages.get(0));
    node2.shutdown();
  }
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    assertEquals(message, receivedMessages.get(0));
    node2.shutdown();
  }

  public void testMultipleMessages() throws Exception {
    Node node2 = createNodeAndWait();
    node.setListener(createListAddListener());
    int numberOfMessages = 100;
    for (int i = 0; i < numberOfMessages; i++) {
      if (numberOfMessages % 2 == 0) {
        node.broadcast(new Integer(i));
      } else {
        node2.broadcast(new Integer(i));
      }
    }
    node2.shutdown();
    assertEquals(100, receivedMessages.size());
    for (int i = 0; i < numberOfMessages; i++) {
      assertEquals(new Integer(i), receivedMessages.get(i));
    }
  }
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      }
    };
  }

  private Node createNodeAndWait() throws InterruptedException {
    Node node = new Node();
    node.waitForConnection();
    return node;
  }
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Related Classes of org.prevayler.cluster.Node

  • org.prevayler.cluster.NodeTest
  • java.util.Vector
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