Exception in thread "main" java.lang.NoClassDefFoundError: org/apache/curator/connection/ConnectionHandlingPolicy
	at org.apache.curator.framework.CuratorFrameworkFactory.builder(CuratorFrameworkFactory.java:78)
	at org.apache.curator.framework.CuratorFrameworkFactory.newClient(CuratorFrameworkFactory.java:104)
	at org.apache.curator.framework.CuratorFrameworkFactory.newClient(CuratorFrameworkFactory.java:90)
	at cn.tongdun.spartan.util.ZKDistributeUtil.main(ZKDistributeUtil.java:19)
Caused by: java.lang.ClassNotFoundException: org.apache.curator.connection.ConnectionHandlingPolicy
	at java.net.URLClassLoader.findClass(URLClassLoader.java:381)
	at java.lang.ClassLoader.loadClass(ClassLoader.java:424)
	at sun.misc.Launcher$AppClassLoader.loadClass(Launcher.java:331)
	at java.lang.ClassLoader.loadClass(ClassLoader.java:357)
	... 4 more

引入curator的依赖时缺少curator-client：提供一些客户端的操作包

   <!--zookeeper curator-->
    <dependency>
        <groupId>org.apache.curator</groupId>
        <artifactId>curator-recipes</artifactId>
        <version>4.0.0</version>
    </dependency>
    <dependency>
        <groupId>org.apache.curator</groupId>
        <artifactId>curator-framework</artifactId>
        <version>4.0.0</version>
    </dependency>
    <dependency>
        <groupId>org.apache.curator</groupId>
        <artifactId>curator-client</artifactId>
        <version>4.0.0</version>
    </dependency>