Remove unused ServiceListener interface.

3 files changed, 3 insertions, 24 deletions

diff --git a/metrics-proxy/src/main/java/ai/vespa/metricsproxy/service/ServiceListener.java b/metrics-proxy/src/main/java/ai/vespa/metricsproxy/service/ServiceListener.java
deleted file mode 100644
index 810eb5fb908..00000000000
--- a/metrics-proxy/src/main/java/ai/vespa/metricsproxy/service/ServiceListener.java
+++ /dev/null
@@ -1,14 +0,0 @@
-/*
-* Copyright 2019 Oath Inc. Licensed under the terms of the Apache 2.0 license. See LICENSE in the project root.
- */
-
-package ai.vespa.metricsproxy.service;
-
-import java.util.List;
-
-/**
- * @author Unknown
- */
-public interface ServiceListener {
-    void setServices(List<VespaService> services);
-}
diff --git a/metrics-proxy/src/main/java/ai/vespa/metricsproxy/service/SystemPoller.java b/metrics-proxy/src/main/java/ai/vespa/metricsproxy/service/SystemPoller.java
index e19d65f2838..e33674e87b0 100644
--- a/metrics-proxy/src/main/java/ai/vespa/metricsproxy/service/SystemPoller.java
+++ b/metrics-proxy/src/main/java/ai/vespa/metricsproxy/service/SystemPoller.java
@@ -26,11 +26,11 @@ import java.util.logging.Logger;
  *
  * @author Eirik Nygaard
  */
-public class SystemPoller implements ServiceListener {
+public class SystemPoller {
     final private static Logger log = Logger.getLogger(SystemPoller.class.getName());
 
     private final int pollingIntervalSecs;
-    private volatile List<VespaService> services;
+    private final List<VespaService> services;
 
     private final int memoryTypeVirtual = 0;
     private final int memoryTypeResident = 1;
@@ -45,12 +45,6 @@ public class SystemPoller implements ServiceListener {
         systemPollTimer = new Timer("systemPollTimer", true);
     }
 
-    @Override
-    public void setServices(List<VespaService> services) {
-        log.log(LogLevel.DEBUG, "Setting services in SystemPoller to: " + services);
-        this.services = services;
-    }
-
     void stop() {
         systemPollTimer.cancel();
     }
diff --git a/metrics-proxy/src/test/java/ai/vespa/metricsproxy/service/SystemPollerTest.java b/metrics-proxy/src/test/java/ai/vespa/metricsproxy/service/SystemPollerTest.java
index a42d52b7ea6..c5f2ea6960b 100644
--- a/metrics-proxy/src/test/java/ai/vespa/metricsproxy/service/SystemPollerTest.java
+++ b/metrics-proxy/src/test/java/ai/vespa/metricsproxy/service/SystemPollerTest.java
@@ -25,8 +25,7 @@ public class SystemPollerTest {
 
         SystemPoller poller = new SystemPoller(services, 60*5);
         assertThat(s.isAlive(), is(false));
-        services.remove(0);
-        poller.setServices(services);
+
         long n = poller.getPidJiffies(s);
         assertThat(n, is(0L));
         long[] memusage = poller.getMemoryUsage(s);