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@@ -1,131 +0,0 @@
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-package com.thebeastshop.flowtest.curator;
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-
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-import org.apache.curator.framework.CuratorFramework;
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-import org.apache.curator.framework.CuratorFrameworkFactory;
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-import org.apache.curator.framework.recipes.cache.*;
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-import org.apache.curator.retry.RetryNTimes;
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-
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-public class CuratorTest {
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-
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- /** Zookeeper info */
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- private static final String ZK_ADDRESS = "123.206.92.144:2181,123.206.92.144:2182,123.206.92.144:2183";
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- private static final String ZK_PATH = "/zktest/a1/aa1";
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-
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- public static void main(String[] args) throws Exception {
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- // 1.Connect to zk
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- CuratorFramework client = CuratorFrameworkFactory.newClient(
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- ZK_ADDRESS,
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- new RetryNTimes(10, 5000)
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- );
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- client.start();
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-
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- checkNode(client);
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-
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-// childNodeListen(client);
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-
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-// removeNodeData(client);
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-
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-// createNode(client);
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-
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-// nodeListen(client);
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-//
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-// modifyNodeData(client);
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-
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- System.in.read();
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-
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-// getNodeData(client);
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-//
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-//
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-
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- }
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-
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- private static void checkNode(CuratorFramework client) throws Exception {
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- System.out.println(client.checkExists().forPath("/test"));
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- }
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-
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- private static void createNode(CuratorFramework client) throws Exception {
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- String data1 = "nice to meet you";
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- print("create", ZK_PATH, data1);
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- client.create().
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- creatingParentsIfNeeded().
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- forPath(ZK_PATH, data1.getBytes());
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- }
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-
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- private static void getNodeData(CuratorFramework client) throws Exception {
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- print("ls", "/");
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- print(client.getChildren().forPath("/"));
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- print("get", ZK_PATH);
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- print(client.getData().forPath(ZK_PATH));
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- }
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-
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- private static void modifyNodeData(CuratorFramework client) throws Exception {
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- String data2 = "world for u";
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- print("set", ZK_PATH, data2);
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- client.setData().forPath(ZK_PATH, data2.getBytes());
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- print("get", ZK_PATH);
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- print(client.getData().forPath(ZK_PATH));
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- }
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-
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- private static void removeNodeData(CuratorFramework client) throws Exception {
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- print("delete", "/zktest/dddd");
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- client.delete().forPath("/zktest/dddd");
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- print("ls", "/");
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- print(client.getChildren().forPath("/"));
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- }
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-
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- private static void nodeListen(CuratorFramework client) throws Exception {
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- final NodeCache cache = new NodeCache(client,ZK_PATH);
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- cache.start();
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-
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- cache.getListenable().addListener(new NodeCacheListener() {
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-
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- @Override
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- public void nodeChanged() throws Exception {
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- byte[] res = cache.getCurrentData().getData();
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- System.out.println("data: " + new String(res));
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- }
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- });
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- }
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-
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- private static void childNodeListen(CuratorFramework client) throws Exception {
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- final PathChildrenCache cache = new PathChildrenCache(client,"/zktest",true);
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- cache.start();
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-
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- cache.getListenable().addListener(new PathChildrenCacheListener() {
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-
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- @Override
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- public void childEvent(CuratorFramework curator, PathChildrenCacheEvent event) throws Exception {
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- switch (event.getType()) {
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- case CHILD_ADDED:
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- System.out.println("add:" + event.getData().getPath() + ":" + new String(event.getData().getData()));
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- break;
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- case CHILD_UPDATED:
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- System.out.println("update:" + event.getData().getPath() + ":" + new String(event.getData().getData()));
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- break;
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- case CHILD_REMOVED:
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- System.out.println("remove:" + event.getData().getPath() + ":" + new String(event.getData().getData()));
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- break;
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- default:
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- break;
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- }
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- }
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- });
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- }
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-
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-
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- private static void print(String... cmds) {
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- StringBuilder text = new StringBuilder("$ ");
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- for (String cmd : cmds) {
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- text.append(cmd).append(" ");
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- }
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- System.out.println(text.toString());
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- }
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-
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- private static void print(Object result) {
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- System.out.println(
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- result instanceof byte[]
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- ? new String((byte[]) result)
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- : result);
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- }
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-
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-}
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