public synchronized boolean blockUntilConnected(int maxWaitTime, TimeUnit units) throws InterruptedException { //获取当前时间 long startTime = System.currentTimeMillis(); //这里是true boolean hasMaxWait = (units != null); //maxWaitTimeMs等于5000毫秒,即5秒 long maxWaitTimeMs = hasMaxWait ?
第一个操作数第二个操作数结果truetruetruetruefalsefalsefalsetruefalsefalsefalsefalse 逻辑AND运算符的运算数可以是任何类型的,不止是Boolean值.如果某个运算数不是原始的Boolean值,逻辑AND并不一定返回Boolean值. 如果第一个运算数是对象,那么返回第二个运算数 如果某个运算数是null,则返回null 如果某个运算数是N...
boolean connected = client.blockUntilConnected(timeout, TimeUnit.MILLISECONDS); if (!connected) { throw new IllegalStateException("zookeeper not connected"); } 进入到 client.blockUntilConnected(timeout, TimeUnit.MILLISECONDS)源码里,这里的maxWaitTime即前边的timeout,默认值是5秒,大概分析一下下边代码—...
Java.Security.Acl Java.Security.Cert Java.Security.Interfaces Java.Security.Spec Java.Sql Java.Text Java.Time Java.Time.Chrono Java.Time.Format Java.Time.Temporal Java.Time.Zone Java.Util Java.Util.Concurrent Java.Util.Concurrent.Atomic Java.Util.Concurrent.Locks ...
Namespace: Java.IO Assembly: Mono.Android.dll Thrown when an instance is required to have a Serializable interface.C# 复制 [Android.Runtime.Register("java/io/NotSerializableException", DoNotGenerateAcw=true)] public class NotSerializableException : Java.IO.ObjectStreamException...
baseCondition - A Condition that evaluates to a Boolean or unknown value. Method Detail visit public java.lang.Object visit(SyntaxObjectVisitor visitor, java.lang.Object context) Calls the visitNotCondition method of the SyntaxObjectVisitor and passes that method this NotCondition and an Object. Sp...
RoleInfo(String roleName, String mbeanClassName, boolean read, boolean write, int min, int max, String descr) コンストラクタです。 javax.management.remote.rmiでのNotCompliantMBeanExceptionの使用 NotCompliantMBeanExceptionをスローするjavax.management.remote.rmiのメソッド 修飾子と型...
长连接(Tcp connect) : 即手机跟服务器之间维护一个TCP长连接,当服务器有数据,实时推送到客户端。 极光推送采用的就是这种方式。 极光推送是一个整合了Android推送、IOS推送的统一推送平台。我主要负责java后台服务,下面介绍的主要是java后台使用极光实现消息推送应用。
{ public boolean promptYesNo(String message){ int foo = 0; return foo==0; } }; session.setUserInfo(ui); session.connect(); String command="air sandbox run <graph-path>"; Channel channel=session.openChannel("exec"); ((ChannelExec)channel).setCommand(command); channel.setInputStream(...
(String userName,String password,String serverName,Boolean integratedSecurity,Boolean unicode,Boolean omitOracleConnectionName)+469060System.Data.OracleClient.OracleInternalConnection..ctor(OracleConnectionString connectionOptions)+147System.Data.OracleClient.OracleConnectionFactory.CreateConnection(DbConnectionOptions ...