Implement lang.Closeable

Author: thekid

README.md

@@ -16,9 +16,7 @@ Example
 -------
 
 ```php
-use org\nagios\nsca\NscaClient;
-use org\nagios\nsca\NscaMessage;
-use org\nagios\nsca\NscaProtocol;
+use org\nagios\nsca\{NscaClient, NscaMessage, NscaProtocol};
 
 $c= new NscaClient('nagios.example.com');
 $c->connect();

src/main/php/org/nagios/nsca/NscaClient.class.php

@@ -35,7 +35,7 @@
  * @see   http://nagios.sourceforge.net/download/cvs/nsca-cvs.tar.gz
  * @see   http://jasonplancaster.com/projects/scripts/send_nsca/send_nsca_pl.source  
  */
-class NscaClient {
+class NscaClient implements \lang\Closeable {
   public
     $sock         = null,
     $version      = 0,
@@ -196,10 +196,10 @@ public function toString() {
   /**
    * Closes the communication socket to the NSCA server
    *
-   * @return  bool 
+   * @return void
    */
   public function close() {
-    return $this->sock->isConnected() ? $this->sock->close() : TRUE;
+    $this->sock->isConnected() && $this->sock->close();
   }
 
   /**