fix warnings

* remove unneeded casts
* use class name, not instance, to call static methods

4 files changed, 7 insertions, 7 deletions

diff --git a/logserver/src/main/java/com/yahoo/logserver/handlers/HandlerThread.java b/logserver/src/main/java/com/yahoo/logserver/handlers/HandlerThread.java
index 8af5202739b..15c44d6e197 100644
--- a/logserver/src/main/java/com/yahoo/logserver/handlers/HandlerThread.java
+++ b/logserver/src/main/java/com/yahoo/logserver/handlers/HandlerThread.java
@@ -123,7 +123,7 @@ public class HandlerThread extends Thread implements LogHandler
     public void flush () {
         Iterator<LogHandler> it = handlers.iterator();
         while (it.hasNext()) {
-            LogHandler handler = (LogHandler)it.next();
+            LogHandler handler = it.next();
             handler.flush();
         }
     }
@@ -131,7 +131,7 @@ public class HandlerThread extends Thread implements LogHandler
     public void close () {
         Iterator<LogHandler> it = handlers.iterator();
         while (it.hasNext()) {
-            LogHandler handler = (LogHandler)it.next();
+            LogHandler handler = it.next();
             handler.close();
         }
     }
diff --git a/logserver/src/main/java/com/yahoo/logserver/handlers/archive/LogWriterLRUCache.java b/logserver/src/main/java/com/yahoo/logserver/handlers/archive/LogWriterLRUCache.java
index 21ca26efdd2..d36486e0c44 100644
--- a/logserver/src/main/java/com/yahoo/logserver/handlers/archive/LogWriterLRUCache.java
+++ b/logserver/src/main/java/com/yahoo/logserver/handlers/archive/LogWriterLRUCache.java
@@ -26,7 +26,7 @@ public class LogWriterLRUCache extends LinkedHashMap<Integer, LogWriter>
     // TODO: implement unit test for this
     protected boolean removeEldestEntry (Map.Entry<Integer, LogWriter> eldest) {
         if (size() > maxEntries) {
-            LogWriter logWriter = (LogWriter)eldest.getValue();
+            LogWriter logWriter = eldest.getValue();
             log.fine("Closing oldest LogWriter: " + logWriter);
             try {
                 logWriter.close();
diff --git a/logserver/src/test/java/com/yahoo/logserver/FlusherTestCase.java b/logserver/src/test/java/com/yahoo/logserver/FlusherTestCase.java
index d74504b5ed0..79d16de61f0 100644
--- a/logserver/src/test/java/com/yahoo/logserver/FlusherTestCase.java
+++ b/logserver/src/test/java/com/yahoo/logserver/FlusherTestCase.java
@@ -14,7 +14,7 @@ public class FlusherTestCase {
     public void testFlusher() throws InterruptedException {
         Flusher flusher = new Flusher();
         LogDispatcherTestCase.MockHandler handler = new LogDispatcherTestCase.MockHandler();
-        flusher.register(handler);
+        Flusher.register(handler);
         flusher.start();
         Thread.sleep(5000);
         flusher.interrupt();
diff --git a/logserver/src/test/java/com/yahoo/logserver/handlers/HandlerThreadTestCase.java b/logserver/src/test/java/com/yahoo/logserver/handlers/HandlerThreadTestCase.java
index 16c1c780bb1..930b6e7c5ad 100644
--- a/logserver/src/test/java/com/yahoo/logserver/handlers/HandlerThreadTestCase.java
+++ b/logserver/src/test/java/com/yahoo/logserver/handlers/HandlerThreadTestCase.java
@@ -49,14 +49,14 @@ public class HandlerThreadTestCase {
         final LogMessage msg3 = LogMessage.parseNativeFormat(msgstr3);
         thread.handle(msg1);
         while ((h1.messages.size() < 1) || (h2.messages.size() < 1) || (h3.messages.size() < 1)) {
-            thread.sleep(10);
+            Thread.sleep(10);
         }
         assertEquals(h1.messages.size(), 1);
         assertEquals(h2.messages.size(), 1);
         assertEquals(h3.messages.size(), 1);
         thread.handle(new ArrayList<LogMessage>() {{add(msg1); add(msg2); add(msg3); }});
         while ((h1.messages.size() < 4) || (h2.messages.size() < 4) || (h3.messages.size() < 4)) {
-            thread.sleep(10);
+            Thread.sleep(10);
         }
         assertEquals(h1.messages.size(), 4);
         assertEquals(h2.messages.size(), 4);
@@ -86,7 +86,7 @@ public class HandlerThreadTestCase {
         final LogMessage msg1 = LogMessage.parseNativeFormat(msgstr1);
         thread.handle(msg1);
         while (h1.messages.size() < 1) {
-            thread.sleep(10);
+            Thread.sleep(10);
         }
         assertEquals(h1.messages.size(), 1);
         thread.interrupt();