DNSStatefulObject.DNSStatefulObjectSemaphore

java.lang.Object
- javax.jmdns.impl.DNSStatefulObject.DNSStatefulObjectSemaphore

Enclosing interface:

DNSStatefulObject
```
public static final class DNSStatefulObject.DNSStatefulObjectSemaphore
extends java.lang.Object
```
This class define a semaphore. On this multiple threads can wait the arrival of one event. Thread wait for a maximum defined by the timeout.
Implementation note: this class is based on Semaphore so that they can be released by the timeout timer.

Field Summary

Fields
Modifier and Type	Field	Description
`private java.lang.String`	`_name`
`private java.util.concurrent.ConcurrentMap<java.lang.Thread,java.util.concurrent.Semaphore>`	`_semaphores`
`private static org.slf4j.Logger`	`logger`

Constructor Summary

Constructors
Constructor Description

DNSStatefulObjectSemaphore(java.lang.String name)

Method Summary

All Methods Instance Methods Concrete Methods
Modifier and Type	Method	Description
`void`	`signalEvent()`	Signals the semaphore when the event arrives.
`java.lang.String`	`toString()`
`void`	`waitForEvent(long timeout)`	Blocks the current thread until the event arrives or the timeout expires.

Methods inherited from class java.lang.Object
clone, equals, finalize, getClass, hashCode, notify, notifyAll, wait, wait, wait

- Field Detail
  - logger
```
private static org.slf4j.Logger logger
```
  - _name
```
private final java.lang.String _name
```
  - _semaphores
```
private final java.util.concurrent.ConcurrentMap<java.lang.Thread,java.util.concurrent.Semaphore> _semaphores
```
- Constructor Detail
  - DNSStatefulObjectSemaphore
```
public DNSStatefulObjectSemaphore(java.lang.String name)
```
    Parameters:
    
    name - Semaphore name for debugging purposes.
- Method Detail
  - waitForEvent
```
public void waitForEvent(long timeout)
```
    Blocks the current thread until the event arrives or the timeout expires.
    
    Parameters:
    
    timeout - wait period for the event
  - signalEvent
```
public void signalEvent()
```
    Signals the semaphore when the event arrives.
  - toString
```
public java.lang.String toString()
```
    Overrides:
    
    toString in class java.lang.Object