java获取 tomcat 的端口号
时间: 2023-09-13 15:12:37 浏览: 49
在Tomcat中,可以通过以下代码获取当前Tomcat的端口号:
```java
int port = 0;
try {
MBeanServer mBeanServer = ManagementFactory.getPlatformMBeanServer();
ObjectName name = new ObjectName("Catalina", "type", "Server");
Object server = mBeanServer.getAttribute(name, "managedResource");
name = new ObjectName(server + ":type=Service,*");
Set<ObjectName> objectNames = mBeanServer.queryNames(name, null);
Iterator<ObjectName> it = objectNames.iterator();
while (it.hasNext()) {
ObjectName on = it.next();
String protocol = (String) mBeanServer.getAttribute(on, "protocol");
if ("HTTP/1.1".equals(protocol)) {
port = (Integer) mBeanServer.getAttribute(on, "port");
break;
}
}
} catch (Exception e) {
// 处理异常
}
```
上述代码中,首先获取了当前JVM上的MBeanServer实例,然后通过MBeanServer查询Catalina的Server MBean对象,进而获取Service MBean对象集合,通过遍历Service MBean对象集合获取HTTP协议对应的Connector MBean对象,最终获取端口号。需要注意的是,如果Tomcat中有多个Connector,则需要根据实际情况进行调整。