[plc4x] 01/03: - Changed the way the nanosecond sleep is done to a less CPU intense way.

[cd...@apache.org]

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cdutz pushed a commit to branch develop
in repository https://gitbox.apache.org/repos/asf/plc4x.git

commit 2a8dccc0719924edade1c67824b9e46d3be3070b
Author: Christofer Dutz <ch...@c-ware.de>
AuthorDate: Wed Jan 29 17:08:20 2020 +0100

    - Changed the way the nanosecond sleep is done to a less CPU intense way.
---
 .../plc4x/java/utils/pcapsockets/netty/PcapSocketChannel.java     | 8 +++++---
 1 file changed, 5 insertions(+), 3 deletions(-)

diff --git a/plc4j/utils/pcap-sockets/src/main/java/org/apache/plc4x/java/utils/pcapsockets/netty/PcapSocketChannel.java b/plc4j/utils/pcap-sockets/src/main/java/org/apache/plc4x/java/utils/pcapsockets/netty/PcapSocketChannel.java
index 8135310..2391575 100644
--- a/plc4j/utils/pcap-sockets/src/main/java/org/apache/plc4x/java/utils/pcapsockets/netty/PcapSocketChannel.java
+++ b/plc4j/utils/pcap-sockets/src/main/java/org/apache/plc4x/java/utils/pcapsockets/netty/PcapSocketChannel.java
@@ -39,6 +39,7 @@ import java.io.OutputStream;
 import java.net.SocketAddress;
 import java.net.SocketTimeoutException;
 import java.sql.Timestamp;
+import java.util.concurrent.TimeUnit;
 
 /**
  * @author julian
@@ -212,9 +213,10 @@ public class PcapSocketChannel extends OioByteStreamChannel {
      * @param numNanos number of nano-seconds to wait.
      */
     private void nanoSecondSleep(long numNanos) {
-        long endTime = System.nanoTime() + numNanos;
-        while(endTime > System.nanoTime()) {
-            // Do Nothing ...
+        try {
+            TimeUnit.NANOSECONDS.sleep(numNanos);
+        } catch (InterruptedException e) {
+            Thread.currentThread().interrupt();
         }
     }