Extract test classes for benchmark testing.

Author: tylerbenson

dd-java-agent/benchmark/src/jmh/java/com/datadoghq/benchmark/ClassRetransformingBenchmark.java

@@ -1,6 +1,7 @@
 package com.datadoghq.benchmark;
 
-import com.datadoghq.trace.Trace;
+import com.datadoghq.benchmark.classes.DeepClass;
+import com.datadoghq.benchmark.classes.SimpleClass;
 import java.lang.instrument.Instrumentation;
 import java.lang.instrument.UnmodifiableClassException;
 import java.lang.reflect.Field;
@@ -52,11 +53,6 @@ public void stopAgent() {
     }
   }
 
-  @Benchmark
-  public void testIgnoredRetransform(final BenchmarkState state) throws UnmodifiableClassException {
-    state.inst.retransformClasses(Object.class);
-  }
-
   @Benchmark
   public void testSimpleRetransform(final BenchmarkState state) throws UnmodifiableClassException {
     state.inst.retransformClasses(SimpleClass.class);
@@ -90,34 +86,4 @@ public static class WithAgent0210 extends ClassRetransformingBenchmark {}
 
   @Fork(jvmArgsAppend = "-javaagent:../build/libs/dd-java-agent.jar")
   public static class WithAgent extends ClassRetransformingBenchmark {}
-
-  public static class SimpleClass {
-    @Trace
-    public void aMethodToTrace() {}
-  }
-
-  public static interface A {
-    @Trace
-    void interfaceTrace();
-  }
-
-  public static interface B extends A {
-    void something();
-  }
-
-  public static interface C extends B {
-    void somethingElse();
-  }
-
-  public static class DeepClass implements C {
-
-    @Override
-    public void interfaceTrace() {}
-
-    @Override
-    public void something() {}
-
-    @Override
-    public void somethingElse() {}
-  }
 }

dd-java-agent/benchmark/src/jmh/java/com/datadoghq/benchmark/classes/A.java

@@ -0,0 +1,8 @@
+package com.datadoghq.benchmark.classes;
+
+import com.datadoghq.trace.Trace;
+
+public interface A {
+  @Trace
+  void interfaceTrace();
+}

dd-java-agent/benchmark/src/jmh/java/com/datadoghq/benchmark/classes/B.java

@@ -0,0 +1,8 @@
+package com.datadoghq.benchmark.classes;
+
+import com.datadoghq.trace.Trace;
+
+public interface B extends A {
+  @Trace
+  void something();
+}

dd-java-agent/benchmark/src/jmh/java/com/datadoghq/benchmark/classes/C.java

@@ -0,0 +1,5 @@
+package com.datadoghq.benchmark.classes;
+
+public interface C extends B {
+  void somethingElse();
+}

dd-java-agent/benchmark/src/jmh/java/com/datadoghq/benchmark/classes/DeepClass.java

@@ -0,0 +1,19 @@
+package com.datadoghq.benchmark.classes;
+
+import com.datadoghq.trace.Trace;
+
+public class DeepClass implements C {
+
+  @Override
+  public void interfaceTrace() {
+  }
+
+  @Override
+  public void something() {
+  }
+
+  @Trace
+  @Override
+  public void somethingElse() {
+  }
+}

dd-java-agent/benchmark/src/jmh/java/com/datadoghq/benchmark/classes/SimpleClass.java

@@ -0,0 +1,9 @@
+package com.datadoghq.benchmark.classes;
+
+import com.datadoghq.trace.Trace;
+
+public class SimpleClass {
+  @Trace
+  public void aMethodToTrace() {
+  }
+}