PortUnreachableException (Java SE 9 & JDK 9 )

java.lang.Object
- java.lang.Throwable
- - java.lang.Exception
  - - java.io.IOException
    - - java.net.SocketException
      - java.net.PortUnreachableException

All Implemented Interfaces:

Serializable
```
public class PortUnreachableException
extends SocketException
```
Signals that an ICMP Port Unreachable message has been received on a connected datagram.

Since:

1.4

See Also:

Serialized Form

Constructor Summary

Constructors
Constructor	Description
`PortUnreachableException()`	Construct a new `PortUnreachableException` with no detailed message.
`PortUnreachableException(String msg)`	Constructs a new `PortUnreachableException` with a detail message.

Method Summary
- Methods inherited from class java.lang.Object
  clone, equals, finalize, getClass, hashCode, notify, notifyAll, wait, wait, wait
- Methods inherited from class java.lang.Throwable
  addSuppressed, fillInStackTrace, getCause, getLocalizedMessage, getMessage, getStackTrace, getSuppressed, initCause, printStackTrace, printStackTrace, printStackTrace, setStackTrace, toString

- Constructor Detail
  - PortUnreachableException
```
public PortUnreachableException(String msg)
```
    Constructs a new PortUnreachableException with a detail message.
    
    Parameters:
    
    msg - the detail message
  - PortUnreachableException
```
public PortUnreachableException()
```
    Construct a new PortUnreachableException with no detailed message.