我***真實服了，使用javaAPI Curator連接zookeeper的時候獲得創建結點的時候一直出現這個問題：
報錯頁面：
java.lang.IllegalArgumentException: A HostProvider may not be empty! at org.apache.zookeeper.client.StaticHostProvider.<init>(StaticHostProvider.java:78) at org.apache.zookeeper.ZooKeeper.createDefaultHostProvider(ZooKeeper.java:1220) at org.apache.zookeeper.ZooKeeper.<init>(ZooKeeper.java:938) at org.apache.curator.utils.DefaultZookeeperFactory.newZooKeeper(DefaultZookeeperFactory.java:29) at org.apache.curator.framework.imps.CuratorFrameworkImpl$2.newZooKeeper(CuratorFrameworkImpl.java:191) at org.apache.curator.HandleHolder$1.getZooKeeper(HandleHolder.java:101) at org.apache.curator.HandleHolder.getZooKeeper(HandleHolder.java:57) at org.apache.curator.ConnectionState.getZooKeeper(ConnectionState.java:99) at org.apache.curator.CuratorZookeeperClient.getZooKeeper(CuratorZookeeperClient.java:141) at org.apache.curator.framework.imps.CuratorFrameworkImpl.getZooKeeper(CuratorFrameworkImpl.java:596) at org.apache.curator.framework.imps.CreateBuilderImpl$17.call(CreateBuilderImpl.java:1189) at org.apache.curator.framework.imps.CreateBuilderImpl$17.call(CreateBuilderImpl.java:1166) at org.apache.curator.connection.StandardConnectionHandlingPolicy.callWithRetry(StandardConnectionHandlingPolicy.java:64) at org.apache.curator.RetryLoop.callWithRetry(RetryLoop.java:100) at org.apache.curator.framework.imps.CreateBuilderImpl.pathInForeground(CreateBuilderImpl.java:1163) at org.apache.curator.framework.imps.CreateBuilderImpl.protectedPathInForeground(CreateBuilderImpl.java:603) at org.apache.curator.framework.imps.CreateBuilderImpl.forPath(CreateBuilderImpl.java:593) at org.apache.curator.framework.imps.CreateBuilderImpl.forPath(CreateBuilderImpl.java:571) at org.apache.curator.framework.imps.CreateBuilderImpl.forPath(CreateBuilderImpl.java:47) at com.hui.curator.testConnect.testCreate(testConnect.java:48) at sun.reflect.NativeMethodAccessorImpl.invoke0(Native Method) at sun.reflect.NativeMethodAccessorImpl.invoke(NativeMethodAccessorImpl.java:62) at sun.reflect.DelegatingMethodAccessorImpl.invoke(DelegatingMethodAccessorImpl.java:43) at java.lang.reflect.Method.invoke(Method.java:498) at org.junit.runners.model.FrameworkMethod$1.runReflectiveCall(FrameworkMethod.java:45) at org.junit.internal.runners.model.ReflectiveCallable.run(ReflectiveCallable.java:15) at org.junit.runners.model.FrameworkMethod.invokeExplosively(FrameworkMethod.java:42) at org.junit.internal.runners.statements.InvokeMethod.evaluate(InvokeMethod.java:20) at org.junit.internal.runners.statements.RunBefores.evaluate(RunBefores.java:28) at org.junit.internal.runners.statements.RunAfters.evaluate(RunAfters.java:30) at org.junit.runners.ParentRunner.runLeaf(ParentRunner.java:263) at org.junit.runners.BlockJUnit4ClassRunner.runChild(BlockJUnit4ClassRunner.java:68) at org.junit.runners.BlockJUnit4ClassRunner.runChild(BlockJUnit4ClassRunner.java:47) at org.junit.runners.ParentRunner$3.run(ParentRunner.java:231) at org.junit.runners.ParentRunner$1.schedule(ParentRunner.java:60) at org.junit.runners.ParentRunner.runChildren(ParentRunner.java:229) at org.junit.runners.ParentRunner.access$000(ParentRunner.java:50) at org.junit.runners.ParentRunner$2.evaluate(ParentRunner.java:222) at org.junit.runners.ParentRunner.run(ParentRunner.java:300) at org.junit.runner.JUnitCore.run(JUnitCore.java:157) at com.intellij.junit4.JUnit4IdeaTestRunner.startRunnerWithArgs(JUnit4IdeaTestRunner.java:68) at com.intellij.rt.execution.junit.IdeaTestRunner$Repeater.startRunnerWithArgs(IdeaTestRunner.java:47) at com.intellij.rt.execution.junit.JUnitStarter.prepareStreamsAndStart(JUnitStarter.java:242) at com.intellij.rt.execution.junit.JUnitStarter.main(JUnitStarter.java:70)
在網上也找了幾篇文章但是原因和我的還不一樣，然后我懷疑是zookeeper地址錯誤的原因，然后就在地址字符串前加上http://
但是還是會出錯，然后我看見：
為什么這個冒號兩個字符串之間有那么大空格？
。。。。。。。。
我就刪除用英文狀態下的冒號.
...............................
就執行成功了。
以后還是仔細點，今天老師剛說了找bug的一些訣竅，還告訴我們不要想當然的認為某一行代碼一定不會出現問題，這樣百分之九十就是它的問題。受益匪淺。