org.apache.curator.framework.EnsureContainers Java Examples
The following examples show how to use
org.apache.curator.framework.EnsureContainers.
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Example #1
Source File: TestEnsureContainers.java From xian with Apache License 2.0 | 6 votes |
@Test public void testBasic() throws Exception { CuratorFramework client = CuratorFrameworkFactory.newClient(server.getConnectString(), new RetryOneTime(1)); try { client.start(); EnsureContainers ensureContainers = new EnsureContainers(client, "/one/two/three"); ensureContainers.ensure(); Assert.assertNotNull(client.checkExists().forPath("/one/two/three")); } finally { CloseableUtils.closeQuietly(client); } }
Example #2
Source File: TestEnsureContainers.java From xian with Apache License 2.0 | 6 votes |
@Test public void testSingleExecution() throws Exception { CuratorFramework client = CuratorFrameworkFactory.newClient(server.getConnectString(), new RetryOneTime(1)); try { client.start(); EnsureContainers ensureContainers = new EnsureContainers(client, "/one/two/three"); ensureContainers.ensure(); Assert.assertNotNull(client.checkExists().forPath("/one/two/three")); client.delete().forPath("/one/two/three"); ensureContainers.ensure(); Assert.assertNull(client.checkExists().forPath("/one/two/three")); } finally { CloseableUtils.closeQuietly(client); } }
Example #3
Source File: TestEnsureContainers.java From curator with Apache License 2.0 | 6 votes |
@Test public void testBasic() throws Exception { CuratorFramework client = CuratorFrameworkFactory.newClient(server.getConnectString(), new RetryOneTime(1)); try { client.start(); EnsureContainers ensureContainers = new EnsureContainers(client, "/one/two/three"); ensureContainers.ensure(); Assert.assertNotNull(client.checkExists().forPath("/one/two/three")); } finally { CloseableUtils.closeQuietly(client); } }
Example #4
Source File: TestEnsureContainers.java From curator with Apache License 2.0 | 6 votes |
@Test public void testSingleExecution() throws Exception { CuratorFramework client = CuratorFrameworkFactory.newClient(server.getConnectString(), new RetryOneTime(1)); try { client.start(); EnsureContainers ensureContainers = new EnsureContainers(client, "/one/two/three"); ensureContainers.ensure(); Assert.assertNotNull(client.checkExists().forPath("/one/two/three")); client.delete().forPath("/one/two/three"); ensureContainers.ensure(); Assert.assertNull(client.checkExists().forPath("/one/two/three")); } finally { CloseableUtils.closeQuietly(client); } }
Example #5
Source File: ModeledCacheImpl.java From curator with Apache License 2.0 | 6 votes |
ModeledCacheImpl(CuratorFramework client, ModelSpec<T> modelSpec, ExecutorService executor) { if ( !modelSpec.path().isResolved() && !modelSpec.path().isRoot() && modelSpec.path().parent().isResolved() ) { modelSpec = modelSpec.parent(); // i.e. the last item is a parameter } basePath = modelSpec.path(); this.serializer = modelSpec.serializer(); CuratorCacheBridgeBuilder bridgeBuilder = CuratorCache.bridgeBuilder(client, basePath.fullPath()).withDataNotCached().withExecutorService(executor); if ( modelSpec.createOptions().contains(CreateOption.compress) ) { bridgeBuilder = bridgeBuilder.withOptions(CuratorCache.Options.COMPRESSED_DATA); } cache = bridgeBuilder.build(); cache.listenable().addListener(CuratorCacheListener.builder().forTreeCache(client, this).build()); if ( modelSpec.createOptions().contains(CreateOption.createParentsIfNeeded) || modelSpec.createOptions().contains(CreateOption.createParentsAsContainers) ) { ensureContainers = new EnsureContainers(client, basePath.fullPath()); } else { ensureContainers = null; } }
Example #6
Source File: ServiceCacheImpl.java From curator with Apache License 2.0 | 6 votes |
ServiceCacheImpl(ServiceDiscoveryImpl<T> discovery, String name, ExecutorService executorService) { Preconditions.checkNotNull(discovery, "discovery cannot be null"); Preconditions.checkNotNull(name, "name cannot be null"); this.discovery = discovery; String path = discovery.pathForName(name); cache = CuratorCache.bridgeBuilder(discovery.getClient(), path) .withExecutorService(executorService) .withDataNotCached() .build(); CuratorCacheListener listener = CuratorCacheListener.builder() .forPathChildrenCache(path, discovery.getClient(), this) .forInitialized(this::initialized) .build(); cache.listenable().addListener(listener); ensureContainers = new EnsureContainers(discovery.getClient(), path); }
Example #7
Source File: PathChildrenCache.java From xian with Apache License 2.0 | 5 votes |
/** * @param client the client * @param path path to watch * @param cacheData if true, node contents are cached in addition to the stat * @param dataIsCompressed if true, data in the path is compressed * @param executorService Closeable ExecutorService to use for the PathChildrenCache's background thread. This getGroup should be single threaded, otherwise the cache may see inconsistent results. */ public PathChildrenCache(CuratorFramework client, String path, boolean cacheData, boolean dataIsCompressed, final CloseableExecutorService executorService) { this.client = client; this.path = PathUtils.validatePath(path); this.cacheData = cacheData; this.dataIsCompressed = dataIsCompressed; this.executorService = executorService; ensureContainers = new EnsureContainers(client, path); }
Example #8
Source File: SimpleDistributedQueue.java From xian with Apache License 2.0 | 5 votes |
/** * @param client the client * @param path path to store queue nodes */ public SimpleDistributedQueue(CuratorFramework client, String path) { this.client = client; this.path = PathUtils.validatePath(path); ensureContainers = new EnsureContainers(client, path); }
Example #9
Source File: PathChildrenCache.java From curator with Apache License 2.0 | 5 votes |
/** * @param client the client * @param path path to watch * @param cacheData if true, node contents are cached in addition to the stat * @param dataIsCompressed if true, data in the path is compressed * @param executorService Closeable ExecutorService to use for the PathChildrenCache's background thread. This service should be single threaded, otherwise the cache may see inconsistent results. */ public PathChildrenCache(CuratorFramework client, String path, boolean cacheData, boolean dataIsCompressed, final CloseableExecutorService executorService) { this.client = client.newWatcherRemoveCuratorFramework(); this.path = PathUtils.validatePath(path); this.cacheData = cacheData; this.dataIsCompressed = dataIsCompressed; this.executorService = executorService; ensureContainers = new EnsureContainers(client, path); }
Example #10
Source File: SimpleDistributedQueue.java From curator with Apache License 2.0 | 5 votes |
/** * @param client the client * @param path path to store queue nodes */ public SimpleDistributedQueue(CuratorFramework client, String path) { this.client = client; this.path = PathUtils.validatePath(path); ensureContainers = new EnsureContainers(client, path); }
Example #11
Source File: SimpleQueue.java From workflow with Apache License 2.0 | 5 votes |
SimpleQueue(CuratorFramework client, TaskRunner taskRunner, Serializer serializer, String queuePath, String lockPath, TaskMode mode, boolean idempotent) { this.client = client; this.taskRunner = taskRunner; this.serializer = serializer; this.path = queuePath; this.lockPath = lockPath; this.idempotent = idempotent; ensurePath = new EnsureContainers(client, path); nodeFunc = nodeFuncs.getOrDefault(mode, nodeFuncs.get(TaskMode.STANDARD)); keyFunc = keyFuncs.getOrDefault(mode, keyFuncs.get(TaskMode.STANDARD)); }