--- /dev/null Thu Jan 01 00:00:00 1970 +0000
+++ b/test/micro/org/openjdk/bench/java/lang/reflect/Proxy/ProxyBench.java Wed Aug 21 16:19:17 2019 -0400
@@ -0,0 +1,93 @@
+/*
+ * Copyright (c) 2014, 2019, Oracle and/or its affiliates. All rights reserved.
+ * DO NOT ALTER OR REMOVE COPYRIGHT NOTICES OR THIS FILE HEADER.
+ *
+ * This code is free software; you can redistribute it and/or modify it
+ * under the terms of the GNU General Public License version 2 only, as
+ * published by the Free Software Foundation.
+ *
+ * This code is distributed in the hope that it will be useful, but WITHOUT
+ * ANY WARRANTY; without even the implied warranty of MERCHANTABILITY or
+ * FITNESS FOR A PARTICULAR PURPOSE. See the GNU General Public License
+ * version 2 for more details (a copy is included in the LICENSE file that
+ * accompanied this code).
+ *
+ * You should have received a copy of the GNU General Public License version
+ * 2 along with this work; if not, write to the Free Software Foundation,
+ * Inc., 51 Franklin St, Fifth Floor, Boston, MA 02110-1301 USA.
+ *
+ * Please contact Oracle, 500 Oracle Parkway, Redwood Shores, CA 94065 USA
+ * or visit www.oracle.com if you need additional information or have any
+ * questions.
+ */
+package org.openjdk.bench.java.lang.reflect.proxy;
+
+import org.openjdk.jmh.annotations.*;
+
+import java.lang.reflect.InvocationHandler;
+import java.lang.reflect.Proxy;
+import java.util.concurrent.Callable;
+import java.util.concurrent.TimeUnit;
+
+@Warmup(iterations = 5)
+@Measurement(iterations = 10)
+@Fork(value = 1)
+@BenchmarkMode(Mode.AverageTime)
+@OutputTimeUnit(TimeUnit.NANOSECONDS)
+@State(Scope.Thread)
+public class ProxyBench {
+
+ /**
+ * On Dell T7610:
+ *
+ * Benchmark w/ -Djdk.proxy.ProxyGenerator.v49=true
+ * Benchmark Mode Cnt Score Error Units
+ * ProxyBench.getProxyClass1i avgt 10 20.472 +/- 0.209 ns/op
+ * ProxyBench.getProxyClass4i avgt 10 57.353 +/- 0.461 ns/op
+ * ProxyBench.newProxyInstance1i avgt 10 31.459 +/- 0.516 ns/op
+ * ProxyBench.newProxyInstance4i avgt 10 66.580 +/- 0.983 ns/op
+ *
+ * Benchmark Mode Cnt Score Error Units
+ * ProxyBench.getProxyClass1i avgt 10 21.291 +/- 0.475 ns/op
+ * ProxyBench.getProxyClass4i avgt 10 61.481 +/- 4.709 ns/op
+ * ProxyBench.newProxyInstance1i avgt 10 30.177 +/- 0.761 ns/op
+ * ProxyBench.newProxyInstance4i avgt 10 68.302 +/- 1.344 ns/op
+ */
+
+ interface PkgPrivate1 {
+ void m1();
+ }
+
+ interface PkgPrivate2 {
+ void m2();
+ }
+
+ static final InvocationHandler handler = (proxy, method, args) -> null;
+
+ static final ClassLoader loader1 = null;
+ static final Class<?>[] interfaces1 = {Runnable.class};
+
+ static final ClassLoader loader4 = PkgPrivate1.class.getClassLoader();
+ static final Class<?>[] interfaces4 = {Runnable.class, Callable.class,
+ PkgPrivate1.class, PkgPrivate2.class};
+
+ @Benchmark
+ public Class<?> getProxyClass1i() {
+ return Proxy.getProxyClass(loader1, interfaces1);
+ }
+
+ @Benchmark
+ public Class<?> getProxyClass4i() {
+ return Proxy.getProxyClass(loader4, interfaces4);
+ }
+
+ @Benchmark
+ public Object newProxyInstance1i() {
+ return Proxy.newProxyInstance(loader1, interfaces1, handler);
+ }
+
+ @Benchmark
+ public Object newProxyInstance4i() {
+ return Proxy.newProxyInstance(loader4, interfaces4, handler);
+ }
+}