[Chapter 15] UnknownServiceException

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| Chapter 15 The java.net Package |

# UnknownServiceException

## Name

UnknownServiceException

## Synopsis

Class Name:

  `java.net.UnknownServiceException`

Superclass:

  `java.io.IOException`

Immediate Subclasses:

  None

Interfaces Implemented:

  None

Availability:

  JDK 1.0 or later

## Description

A `UnknownServiceException` is thrown when an unrecognized service is requested, which can occur when the MIME type returned by a `URLConnection` does not match any recognized types.

## Class Summary

    public class java.net.UnknownServiceException
                 extends java.io.IOException {
      // Constructors
      public UnknownServiceException();
      public UnknownServiceException(String msg);
    }

## Constructors

### UnknownServiceException

#### public UnknownServiceException()

Description

  This constructor `create`s an `UnknownServiceException` with no associated detail message.

#### public UnknownServiceException(String msg)

Parameters

  `msg`

    The detail message.

Description

  This constructor creates an `UnknownServiceException` with the specified detail message.

## Inherited Methods

Method | Inherited From | Method | Inherited From
--- | --- | --- | ---
`clone()` | `Object` | `equals(Object)` | `Object`
`fillInStackTrace()` | `Throwable` | `finalize()` | `Object`
`getClass()` | `Object` | `getLocalizedMessage()` | `Throwable`
`getMessage()` | `Throwable` | `hashCode()` | `Object`
`notify()` | `Object` | `notifyAll()` | `Object`
`printStackTrace()` | `Throwable` | `printStackTrace(PrintStream)` | `Throwable`
`printStackTrace(PrintWriter)` | `Throwable` | `toString()` | `Throwable`
`wait()` | `Object` | `wait(long)` | `Object`
`wait(long, int)` | `Object` |  |

## See Also

`Exception`, `IOException`, `RuntimeException`

UnknownHostException |  | BreakIterator