FD_HOST.ExternalPingCommand

java.lang.Object
- org.jgroups.protocols.FD_HOST.ExternalPingCommand

All Implemented Interfaces:: FD_HOST.PingCommand

Enclosing class:: FD_HOST

protected static class FD_HOST.ExternalPingCommand
extends java.lang.Object
implements FD_HOST.PingCommand

- Field Summary
  
  Fields
  Modifier and Type Field Description
  
  protected java.lang.String cmd
- Constructor Summary
  
  Constructors
  Constructor Description
  
  ExternalPingCommand(java.lang.String cmd)
- Method Summary
  
  All Methods Instance Methods Concrete Methods
  Modifier and Type Method Description
  
  boolean isAlive(java.net.InetAddress host, long timeout)
  Checks whether a given host is alive
  - Methods inherited from class java.lang.Object
    clone, equals, finalize, getClass, hashCode, notify, notifyAll, toString, wait, wait, wait

- Field Detail
  - cmd
```
protected final java.lang.String cmd
```
- Constructor Detail
  - ExternalPingCommand
```
public ExternalPingCommand(java.lang.String cmd)
```
- Method Detail
  - isAlive
```
public boolean isAlive(java.net.InetAddress host,
                       long timeout)
                throws java.lang.Exception
```
    Description copied from interface: FD_HOST.PingCommand
    
    Checks whether a given host is alive
    
    Specified by:
    
    isAlive in interface FD_HOST.PingCommand
    
    Parameters:
    
    host - The host to be checked for liveness
    
    timeout - Number of milliseconds to wait for the check to complete
    
    Returns:
    
    true if the host is alive, else false
    
    Throws:
    
    java.lang.Exception