Close tracer on JVM shutdown

Signed-off-by: Juraci Paixão Kröhling <juraci@kroehling.de>
lw346 · Sep 7, 2018 · 41a9d10 · 41a9d10
1 parent 8e9492f
commit 41a9d10
Showing 1 changed file with 8 additions and 0 deletions.
diff --git a/jaeger-core/src/main/java/io/jaegertracing/internal/JaegerTracer.java b/jaeger-core/src/main/java/io/jaegertracing/internal/JaegerTracer.java
@@ -120,6 +120,14 @@ protected JaegerTracer(JaegerTracer.Builder builder) {
     }
     this.ipv4 = ipv4;
     this.tags = Collections.unmodifiableMap(tags);
+
+    // register this tracer with a shutdown hook, to flush the spans before the VM shuts down
+    Runtime.getRuntime().addShutdownHook(new Thread() {
+      @Override
+      public void run() {
+        JaegerTracer.this.close();
+      }
+    });
   }
 
   public String getVersion() {