接口的使用
org.apache.solr.common.cloud.LiveNodesPredicate

使用LiveNodesPredicate的程序包

程序包	说明
org.apache.solr.common.cloud	Common Solr Cloud and ZooKeeper related classes reused on both clients & server.

org.apache.solr.common.cloud中LiveNodesPredicate的使用

参数类型为LiveNodesPredicate的org.apache.solr.common.cloud中的方法

限定符和类型	方法和说明
void	ZkStateReader.waitForLiveNodes(long wait, TimeUnit unit, LiveNodesPredicate predicate) Block until a LiveNodesStatePredicate returns true, or the wait times out Note that the predicate may be called again even after it has returned true, so implementors should avoid changing state within the predicate call itself.