本文整理汇总了Java中org.apache.zookeeper.TestableZooKeeper.exists方法的典型用法代码示例。如果您正苦于以下问题：Java TestableZooKeeper.exists方法的具体用法？Java TestableZooKeeper.exists怎么用？Java TestableZooKeeper.exists使用的例子？那么, 这里精选的方法代码示例或许可以为您提供帮助。您也可以进一步了解该方法所在类org.apache.zookeeper.TestableZooKeeper的用法示例。
在下文中一共展示了TestableZooKeeper.exists方法的10个代码示例，这些例子默认根据受欢迎程度排序。您可以为喜欢或者感觉有用的代码点赞，您的评价将有助于系统推荐出更棒的Java代码示例。
示例1: testNonExistingOpCode
import org.apache.zookeeper.TestableZooKeeper; //导入方法依赖的package包/类
/**
* We create a perfectly valid 'exists' request, except that the opcode is wrong.
* @return
* @throws Exception
*/
@Test
public void testNonExistingOpCode() throws Exception {
TestableZooKeeper zk = createClient();
final String path = "/m1";
RequestHeader h = new RequestHeader();
h.setType(888); // This code does not exists
ExistsRequest request = new ExistsRequest();
request.setPath(path);
request.setWatch(false);
ExistsResponse response = new ExistsResponse();
ReplyHeader r = zk.submitRequest(h, request, response, null);
Assert.assertEquals(r.getErr(), Code.UNIMPLEMENTED.intValue());
try {
zk.exists("/m1", false);
fail("The connection should have been closed");
} catch (KeeperException.ConnectionLossException expected) {
}
}
示例2: testFollowerSendsLastZxid
import org.apache.zookeeper.TestableZooKeeper; //导入方法依赖的package包/类
/**
* Verify that the server is sending the proper zxid. See ZOOKEEPER-1412.
*/
@Test
public void testFollowerSendsLastZxid() throws Exception {
QuorumUtil qu = new QuorumUtil(1);
qu.startAll();
int index = 1;
while(qu.getPeer(index).peer.follower == null) {
index++;
}
LOG.info("Connecting to follower:" + index);
TestableZooKeeper zk =
createTestableClient("localhost:" + qu.getPeer(index).peer.getClientPort());
assertEquals(0L, zk.testableLastZxid());
zk.exists("/", false);
long lzxid = zk.testableLastZxid();
assertTrue("lzxid:" + lzxid + " > 0", lzxid > 0);
zk.close();
}
示例3: testFollowerSendsLastZxid
import org.apache.zookeeper.TestableZooKeeper; //导入方法依赖的package包/类
/**
* Verify that the server is sending the proper zxid. See ZOOKEEPER-1412.
*/
@Test
public void testFollowerSendsLastZxid() throws Exception {
QuorumUtil qu = new QuorumUtil(1);
qu.startAll();
int index = 1;
while(qu.getPeer(index).peer.follower == null) {
index++;
}
LOG.info("Connecting to follower: {}", index);
TestableZooKeeper zk =
createTestableClient("localhost:" + qu.getPeer(index).peer.getClientPort());
assertEquals(0L, zk.testableLastZxid());
zk.exists("/", false);
long lzxid = zk.testableLastZxid();
assertTrue("lzxid:" + lzxid + " > 0", lzxid > 0);
zk.close();
qu.shutdownAll();
}
开发者ID:didichuxing2，项目名称:https-github.com-apache-zookeeper，代码行数:25，代码来源:FollowerResyncConcurrencyTest.java
示例4: testFollowerSendsLastZxid
import org.apache.zookeeper.TestableZooKeeper; //导入方法依赖的package包/类
/**
* Verify that the server is sending the proper zxid. See ZOOKEEPER-1412.
*/
@Test
public void testFollowerSendsLastZxid() throws Exception {
QuorumUtil qu = new QuorumUtil(1);
qu.startAll();
int index = 1;
while(qu.getPeer(index).peer.follower == null) {
index++;
}
LOG.info("Connecting to follower:" + index);
TestableZooKeeper zk =
createTestableClient("localhost:" + qu.getPeer(index).peer.getClientPort());
assertEquals(0L, zk.testableLastZxid());
zk.exists("/", false);
long lzxid = zk.testableLastZxid();
assertTrue("lzxid:" + lzxid + " > 0", lzxid > 0);
zk.close();
qu.shutdownAll();
}
示例5: testFollowerWatcherResync
import org.apache.zookeeper.TestableZooKeeper; //导入方法依赖的package包/类
/**
* Verify that the server is sending the proper zxid, and as a result
* the watch doesn't fire. See ZOOKEEPER-1412.
*/
@Test
public void testFollowerWatcherResync() throws Exception {
QuorumUtil qu = new QuorumUtil(1);
qu.startAll();
int index = 1;
while(qu.getPeer(index).peer.follower == null) {
index++;
}
LOG.info("Connecting to follower:" + index);
TestableZooKeeper zk1 = createTestableClient(
"localhost:" + qu.getPeer(index).peer.getClientPort());
zk1.create("/foo", "foo".getBytes(), Ids.OPEN_ACL_UNSAFE,
CreateMode.PERSISTENT);
MyWatcher watcher = new MyWatcher();
TestableZooKeeper zk2 = createTestableClient(watcher,
"localhost:" + qu.getPeer(index).peer.getClientPort());
zk2.exists("/foo", true);
watcher.reset();
zk2.testableConnloss();
if (!watcher.clientConnected.await(CONNECTION_TIMEOUT, TimeUnit.MILLISECONDS))
{
fail("Unable to connect to server");
}
assertArrayEquals("foo".getBytes(), zk2.getData("/foo", false, null));
assertNull(watcher.events.poll(5, TimeUnit.SECONDS));
zk1.close();
zk2.close();
}
示例6: testFollowerWatcherResync
import org.apache.zookeeper.TestableZooKeeper; //导入方法依赖的package包/类
/**
* Verify that the server is sending the proper zxid, and as a result
* the watch doesn't fire. See ZOOKEEPER-1412.
*/
@Test
public void testFollowerWatcherResync() throws Exception {
QuorumUtil qu = new QuorumUtil(1);
qu.startAll();
int index = 1;
while(qu.getPeer(index).peer.follower == null) {
index++;
}
LOG.info("Connecting to follower: {}", index);
TestableZooKeeper zk1 = createTestableClient(
"localhost:" + qu.getPeer(index).peer.getClientPort());
zk1.create("/foo", "foo".getBytes(), Ids.OPEN_ACL_UNSAFE,
CreateMode.PERSISTENT);
MyWatcher watcher = new MyWatcher();
TestableZooKeeper zk2 = createTestableClient(watcher,
"localhost:" + qu.getPeer(index).peer.getClientPort());
zk2.exists("/foo", true);
watcher.reset();
zk2.testableConnloss();
if (!watcher.clientConnected.await(CONNECTION_TIMEOUT, TimeUnit.MILLISECONDS))
{
fail("Unable to connect to server");
}
assertArrayEquals("foo".getBytes(), zk2.getData("/foo", false, null));
assertNull(watcher.events.poll(5, TimeUnit.SECONDS));
zk1.close();
zk2.close();
qu.shutdownAll();
}
开发者ID:didichuxing2，项目名称:https-github.com-apache-zookeeper，代码行数:41，代码来源:FollowerResyncConcurrencyTest.java
示例7: testFollowerWatcherResync
import org.apache.zookeeper.TestableZooKeeper; //导入方法依赖的package包/类
/**
* Verify that the server is sending the proper zxid, and as a result
* the watch doesn't fire. See ZOOKEEPER-1412.
*/
@Test
public void testFollowerWatcherResync() throws Exception {
QuorumUtil qu = new QuorumUtil(1);
qu.startAll();
int index = 1;
while(qu.getPeer(index).peer.follower == null) {
index++;
}
LOG.info("Connecting to follower:" + index);
TestableZooKeeper zk1 = createTestableClient(
"localhost:" + qu.getPeer(index).peer.getClientPort());
zk1.create("/foo", "foo".getBytes(), Ids.OPEN_ACL_UNSAFE,
CreateMode.PERSISTENT);
MyWatcher watcher = new MyWatcher();
TestableZooKeeper zk2 = createTestableClient(watcher,
"localhost:" + qu.getPeer(index).peer.getClientPort());
zk2.exists("/foo", true);
watcher.reset();
zk2.testableConnloss();
if (!watcher.clientConnected.await(CONNECTION_TIMEOUT, TimeUnit.MILLISECONDS))
{
fail("Unable to connect to server");
}
assertArrayEquals("foo".getBytes(), zk2.getData("/foo", false, null));
assertNull(watcher.events.poll(5, TimeUnit.SECONDS));
zk1.close();
zk2.close();
qu.shutdownAll();
}
示例8: testWatchAutoResetWithPending
import org.apache.zookeeper.TestableZooKeeper; //导入方法依赖的package包/类
/**
* This test checks that watches for pending requests do not get triggered,
* but watches set by previous requests do.
*
* @throws Exception
*/
@Test
public void testWatchAutoResetWithPending() throws Exception {
MyWatcher watches[] = new MyWatcher[COUNT];
MyStatCallback cbs[] = new MyStatCallback[COUNT];
MyWatcher watcher = new MyWatcher();
int count[] = new int[1];
TestableZooKeeper zk = createClient(watcher, hostPort, 6000);
ZooKeeper zk2 = createClient(watcher, hostPort, 5000);
zk2.create("/test", new byte[0], Ids.OPEN_ACL_UNSAFE, CreateMode.EPHEMERAL);
for(int i = 0; i < COUNT/2; i++) {
watches[i] = new MyWatcher();
cbs[i] = new MyStatCallback();
zk.exists("/test", watches[i], cbs[i], count);
}
zk.exists("/test", false);
Assert.assertTrue("Failed to pause the connection!", zk.pauseCnxn(3000));
zk2.close();
stopServer();
watches[0].waitForDisconnected(60000);
for(int i = COUNT/2; i < COUNT; i++) {
watches[i] = new MyWatcher();
cbs[i] = new MyStatCallback();
zk.exists("/test", watches[i], cbs[i], count);
}
startServer();
watches[COUNT/2-1].waitForConnected(60000);
Assert.assertEquals(null, zk.exists("/test", false));
Thread.sleep(10);
for(int i = 0; i < COUNT/2; i++) {
Assert.assertEquals("For " + i, 1, watches[i].events.size());
}
for(int i = COUNT/2; i < COUNT; i++) {
if (cbs[i].rc == 0) {
Assert.assertEquals("For " +i, 1, watches[i].events.size());
} else {
Assert.assertEquals("For " +i, 0, watches[i].events.size());
}
}
Assert.assertEquals(COUNT, count[0]);
zk.close();
}
示例9: testWatchAutoResetWithPending
import org.apache.zookeeper.TestableZooKeeper; //导入方法依赖的package包/类
/**
* This test checks that watches for pending requests do not get triggered,
* but watches set by previous requests do.
*
* @throws Exception
*/
@Test
public void testWatchAutoResetWithPending() throws Exception {
MyWatcher watches[] = new MyWatcher[COUNT];
MyStatCallback cbs[] = new MyStatCallback[COUNT];
MyWatcher watcher = new MyWatcher();
int count[] = new int[1];
TestableZooKeeper zk = createClient(watcher, hostPort, 6000);
ZooKeeper zk2 = createClient(watcher, hostPort, 5000);
zk2.create("/test", new byte[0], Ids.OPEN_ACL_UNSAFE, CreateMode.EPHEMERAL);
for(int i = 0; i < COUNT/2; i++) {
watches[i] = new MyWatcher();
cbs[i] = new MyStatCallback();
zk.exists("/test", watches[i], cbs[i], count);
}
zk.exists("/test", false);
Assert.assertTrue("Failed to pause the connection!", zk.pauseCnxn(3000));
zk2.close();
stopServer();
watches[0].waitForDisconnected(60000);
for(int i = COUNT/2; i < COUNT; i++) {
watches[i] = new MyWatcher();
cbs[i] = new MyStatCallback();
zk.exists("/test", watches[i], cbs[i], count);
}
startServer();
watches[COUNT/2-1].waitForConnected(60000);
Assert.assertEquals(null, zk.exists("/test", false));
waitForAllWatchers();
for(int i = 0; i < COUNT/2; i++) {
Assert.assertEquals("For " + i, 1, watches[i].events.size());
}
for(int i = COUNT/2; i < COUNT; i++) {
if (cbs[i].rc == 0) {
Assert.assertEquals("For " +i, 1, watches[i].events.size());
} else {
Assert.assertEquals("For " +i, 0, watches[i].events.size());
}
}
Assert.assertEquals(COUNT, count[0]);
zk.close();
}
示例10: testWatchAutoResetWithPending
import org.apache.zookeeper.TestableZooKeeper; //导入方法依赖的package包/类
/**
* This test checks that watches for pending requests do not get triggered,
* but watches set by previous requests do.
*
* @throws Exception
*/
@Test
public void testWatchAutoResetWithPending() throws Exception {
MyWatcher watches[] = new MyWatcher[COUNT];
MyStatCallback cbs[] = new MyStatCallback[COUNT];
MyWatcher watcher = new MyWatcher();
int count[] = new int[1];
TestableZooKeeper zk = createClient(watcher, hostPort, 6000);
ZooKeeper zk2 = createClient(watcher, hostPort, 5000);
zk2.create("/test", new byte[0], Ids.OPEN_ACL_UNSAFE, CreateMode.EPHEMERAL);
for(int i = 0; i < COUNT/2; i++) {
watches[i] = new MyWatcher();
cbs[i] = new MyStatCallback();
zk.exists("/test", watches[i], cbs[i], count);
}
zk.exists("/test", false);
zk.pauseCnxn(3000);
Thread.sleep(50);
zk2.close();
stopServer();
watches[0].waitForDisconnected(60000);
for(int i = COUNT/2; i < COUNT; i++) {
watches[i] = new MyWatcher();
cbs[i] = new MyStatCallback();
zk.exists("/test", watches[i], cbs[i], count);
}
startServer();
watches[COUNT/2-1].waitForConnected(60000);
Assert.assertEquals(null, zk.exists("/test", false));
Thread.sleep(10);
for(int i = 0; i < COUNT/2; i++) {
Assert.assertEquals("For " + i, 1, watches[i].events.size());
}
for(int i = COUNT/2; i < COUNT; i++) {
if (cbs[i].rc == 0) {
Assert.assertEquals("For " +i, 1, watches[i].events.size());
} else {
Assert.assertEquals("For " +i, 0, watches[i].events.size());
}
}
Assert.assertEquals(COUNT, count[0]);
zk.close();
}