--- /dev/null Thu Jan 01 00:00:00 1970 +0000
+++ b/test/micro/org/openjdk/bench/java/lang/ArrayCopy.java Fri Oct 05 15:14:31 2018 +0200
@@ -0,0 +1,182 @@
+/*
+ * Copyright (c) 2014 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. Oracle designates this
+ * particular file as subject to the "Classpath" exception as provided
+ * by Oracle in the LICENSE file that accompanied this code.
+ *
+ * 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;
+
+import org.openjdk.jmh.annotations.Benchmark;
+import org.openjdk.jmh.annotations.BenchmarkMode;
+import org.openjdk.jmh.annotations.Mode;
+import org.openjdk.jmh.annotations.OperationsPerInvocation;
+import org.openjdk.jmh.annotations.OutputTimeUnit;
+import org.openjdk.jmh.annotations.Scope;
+import org.openjdk.jmh.annotations.Setup;
+import org.openjdk.jmh.annotations.State;
+
+import java.util.concurrent.TimeUnit;
+
+/**
+ * Benchmark measuring System.arraycopy in different ways.
+ */
+@BenchmarkMode(Mode.AverageTime)
+@OutputTimeUnit(TimeUnit.NANOSECONDS)
+@State(Scope.Thread)
+public class ArrayCopy {
+
+ private static final byte[] TEST_BYTES = "HTTP/1.0".getBytes();
+ private static final char[] TEST_CHARS = new char[46];
+ private static final Object[] TEST_OBJECTS = new Object[200]; // Uses a minimum of 160 internal positions for internal copying
+
+ // a length which the compiler cannot prove is a constant
+ public static int nonConstCharLength = TEST_CHARS.length;
+ public static int nonConstByteLength = TEST_BYTES.length;
+ public static int nonConstObjectLength = TEST_OBJECTS.length;
+
+ // Use this array to copy objects in.
+ public char[] dummyCharArray = new char[TEST_CHARS.length];
+ public byte[] dummyByteArray = new byte[TEST_BYTES.length];
+ public Object[] dummyObjectArray = new Object[TEST_OBJECTS.length];
+
+ @Setup
+ public void setup() {
+ for (int i = 0; i < TEST_OBJECTS.length; i++) {
+ TEST_OBJECTS[i] = new Object();
+ dummyObjectArray[i] = new Object();
+ }
+ }
+
+ /**
+ * This test case do the same work as testArrayCopy. We should make sure
+ * testArrayCopy is equally fast or better. Compare the two and you measure
+ * the system call versus explicit copy for-loop.
+ */
+ @Benchmark
+ public void copyLoop() {
+ for (int j = 0; j < dummyByteArray.length; j++) {
+ dummyByteArray[j] = TEST_BYTES[j];
+ }
+ }
+
+ /**
+ * Test that we can optimize away the code since it should not have any side
+ * effects
+ */
+ @Benchmark
+ public void copyLoopLocalArray() {
+ byte[] localDummyByteArray = new byte[TEST_BYTES.length];
+ for (int j = 0; j < localDummyByteArray.length; j++) {
+ localDummyByteArray[j] = TEST_BYTES[j];
+ }
+ }
+
+ /**
+ * This test case do the same work as testArrayCopy. We should make sure
+ * testArrayCopy is equally fast or better. Compare the two and you measure
+ * the system call versus explicit copy for-loop.
+ * <p/>
+ * Uses non-provable constant length.
+ */
+ @Benchmark
+ public void copyLoopNonConst() {
+ for (int i = 0; i < nonConstByteLength; i++) {
+ dummyByteArray[i] = TEST_BYTES[i];
+ }
+ }
+
+ /**
+ * This test case do the same work as testCopyLoop. We should make sure
+ * testArrayCopy is equally fast or better. Compare the two and you measure
+ * the system call versus explicit copy for-loop.
+ */
+ @Benchmark
+ public void arrayCopy() {
+ System.arraycopy(TEST_BYTES, 0, dummyByteArray, 0, dummyByteArray.length);
+ }
+
+ /**
+ * Test that we can optimize away the code since it should not have any side
+ * effects
+ */
+ @Benchmark
+ public void arrayCopyLocalArray() {
+ byte[] localDummyByteArray = new byte[TEST_BYTES.length];
+ System.arraycopy(TEST_BYTES, 0, localDummyByteArray, 0, localDummyByteArray.length);
+ }
+
+ /**
+ * This test case do the same work as testCopyLoop. We should make sure
+ * testArrayCopy is equally fast or better. Compare the two and you measure
+ * the system call versus explicit copy for-loop.
+ * <p/>
+ * Uses non-provable constant length.
+ */
+ @Benchmark
+ public void arrayCopyNonConst() {
+ System.arraycopy(TEST_BYTES, 0, dummyByteArray, 0, nonConstByteLength);
+ }
+
+ @Benchmark
+ public void arrayCopyChar() {
+ System.arraycopy(TEST_CHARS, 0, dummyCharArray, 0, dummyCharArray.length);
+ }
+
+ @Benchmark
+ public void arrayCopyCharNonConst() {
+ System.arraycopy(TEST_CHARS, 0, dummyCharArray, 0, nonConstCharLength);
+ }
+
+ @Benchmark
+ public void arrayCopyObject() {
+ System.arraycopy(TEST_OBJECTS, 0, dummyObjectArray, 0, dummyObjectArray.length);
+ }
+
+ @Benchmark
+ public void arrayCopyObjectNonConst() {
+ System.arraycopy(TEST_OBJECTS, 0, dummyObjectArray, 0, nonConstObjectLength);
+ }
+
+ /**
+ * This test copies inside a object array, that is same source array as dest
+ * array. Copies backwards in the array.
+ */
+ @Benchmark
+ @OperationsPerInvocation(40)
+ public void arrayCopyObjectSameArraysBackward() {
+ for (int i = 0; i < 40; i++) {
+ System.arraycopy(dummyObjectArray, i, dummyObjectArray, i + 40, 80);
+ }
+ }
+
+ /**
+ * This test copies inside a object array, that is same source array as dest
+ * array. Copies forward in the array. There is a special version for this
+ * in JRockit.
+ */
+ @Benchmark
+ @OperationsPerInvocation(40)
+ public void arrayCopyObjectSameArraysForward() {
+ for (int i = 0; i < 40; i++) {
+ System.arraycopy(dummyObjectArray, i + 40, dummyObjectArray, i, 80);
+ }
+ }
+}
--- /dev/null Thu Jan 01 00:00:00 1970 +0000
+++ b/test/micro/org/openjdk/bench/java/lang/reflect/Clazz.java Fri Oct 05 15:14:31 2018 +0200
@@ -0,0 +1,84 @@
+/*
+ * Copyright (c) 2014 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. Oracle designates this
+ * particular file as subject to the "Classpath" exception as provided
+ * by Oracle in the LICENSE file that accompanied this code.
+ *
+ * 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;
+
+import java.lang.reflect.Constructor;
+import java.lang.reflect.Method;
+import java.util.concurrent.TimeUnit;
+
+import org.openjdk.jmh.annotations.Benchmark;
+import org.openjdk.jmh.annotations.BenchmarkMode;
+import org.openjdk.jmh.annotations.Mode;
+import org.openjdk.jmh.annotations.OutputTimeUnit;
+
+@BenchmarkMode(Mode.AverageTime)
+@OutputTimeUnit(TimeUnit.NANOSECONDS)
+public class Clazz {
+
+ /**
+ * Get constructor for this class through reflection
+ *
+ * @return
+ * @throws NoSuchMethodException
+ */
+ @Benchmark
+ public Constructor getConstructor() throws NoSuchMethodException {
+ return Clazz.class.getConstructor();
+ }
+
+ /**
+ * Get constructor for the String class through reflection, forcing full
+ * security check
+ *
+ * @return
+ * @throws NoSuchMethodException
+ */
+ @Benchmark
+ public Constructor getConstructorDifferentClassLoader() throws NoSuchMethodException {
+ return String.class.getConstructor();
+ }
+
+ /**
+ * Get the toString method through reflection on Clazz
+ *
+ * @return
+ */
+ @Benchmark
+ public Method getMethod() throws NoSuchMethodException {
+ return Clazz.class.getMethod("toString");
+ }
+
+ /**
+ * Get the toString method through reflection on String, forcing full
+ * security check
+ *
+ * @return
+ * @throws NoSuchMethodException
+ */
+ @Benchmark
+ public Method getMethodDifferentClassLoader() throws NoSuchMethodException {
+ return String.class.getMethod("toString");
+ }
+}
--- /dev/null Thu Jan 01 00:00:00 1970 +0000
+++ b/test/micro/org/openjdk/bench/java/lang/reflect/ClazzWithSecurityManager.java Fri Oct 05 15:14:31 2018 +0200
@@ -0,0 +1,66 @@
+/*
+ * Copyright (c) 2014 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. Oracle designates this
+ * particular file as subject to the "Classpath" exception as provided
+ * by Oracle in the LICENSE file that accompanied this code.
+ *
+ * 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;
+
+import java.io.BufferedReader;
+import java.io.File;
+import java.io.IOException;
+import java.io.InputStreamReader;
+import java.io.PrintWriter;
+import java.security.NoSuchAlgorithmException;
+import java.security.Policy;
+import java.security.URIParameter;
+
+import org.openjdk.jmh.annotations.Scope;
+import org.openjdk.jmh.annotations.Setup;
+import org.openjdk.jmh.annotations.State;
+
+/**
+ * Reflection benchmark
+ *
+ * @author sfriberg
+ */
+@State(Scope.Benchmark)
+public class ClazzWithSecurityManager extends Clazz {
+
+ @Setup
+ public void setup() throws IOException, NoSuchAlgorithmException {
+ File policyFile = File.createTempFile("security", "policy");
+ policyFile.deleteOnExit();
+
+ PrintWriter writer = new PrintWriter(policyFile);
+ BufferedReader reader = new BufferedReader(new InputStreamReader(
+ ClazzWithSecurityManager.class.getResourceAsStream("/org/openjdk/bench/java/security/security.policy")));
+ for (String line = reader.readLine(); line != null; line = reader.readLine()) {
+ writer.write(line);
+ }
+ reader.close();
+ writer.close();
+
+ Policy policy = Policy.getInstance("JavaPolicy", new URIParameter(policyFile.toURI()));
+ Policy.setPolicy(policy);
+ System.setSecurityManager(new SecurityManager());
+ }
+}
--- a/test/micro/org/openjdk/micro/hotspot/gc/g1/WriteBarrier.java Fri Oct 05 14:22:53 2018 +0200
+++ /dev/null Thu Jan 01 00:00:00 1970 +0000
@@ -1,304 +0,0 @@
-/*
- * Copyright (c) 2015, 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. Oracle designates this
- * particular file as subject to the "Classpath" exception as provided
- * by Oracle in the LICENSE file that accompanied this code.
- *
- * 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.micro.hotspot.gc.g1;
-
-import java.lang.management.GarbageCollectorMXBean;
-import java.lang.management.ManagementFactory;
-import java.lang.management.MemoryPoolMXBean;
-import java.util.HashMap;
-import java.util.List;
-import java.util.LinkedList;
-import java.util.concurrent.TimeUnit;
-import org.openjdk.jmh.annotations.Benchmark;
-import org.openjdk.jmh.annotations.Fork;
-import org.openjdk.jmh.annotations.Level;
-import org.openjdk.jmh.annotations.Measurement;
-import org.openjdk.jmh.annotations.OperationsPerInvocation;
-import org.openjdk.jmh.annotations.OutputTimeUnit;
-import org.openjdk.jmh.annotations.Scope;
-import org.openjdk.jmh.annotations.Setup;
-import org.openjdk.jmh.annotations.State;
-import org.openjdk.jmh.annotations.TearDown;
-import org.openjdk.jmh.annotations.Warmup;
-
-/**
- * Several different tests cases of reference writes that might require write
- * barrier depending on the GC used. Multiple sub-classes available with
- * specific command line options set to test G1, Parallel GC and CMS.
- *
- * @author staffan.friberg@oracle.com (sfriberg)
- */
-@State(Scope.Benchmark)
-@OutputTimeUnit(TimeUnit.MILLISECONDS)
-@Warmup(iterations = 5)
-@Measurement(iterations = 5)
-@Fork(jvmArgsAppend = {"-XX:+UseG1GC", "-Xmx256m", "-Xms256m", "-Xmn64m"}, value = 5)
-public class WriteBarrier {
-
- // Datastructures that enables writes between different parts and regions on the heap
- private Object oldReferee_region1;
- private Object oldReferee_region2;
- private Object youngReferee_region3;
- private Object youngReferee_region4;
- private Object nullReferee = null;
-
- private static final int OLD_REFERENCES_LENGTH = 131072;
- private final Holder[] oldReferences = new Holder[OLD_REFERENCES_LENGTH];
- private Holder oldReference_region1;
- private Holder youngReference_region3;
-
- // Keep alive to avoid them being garbage collected but not used in benchmarks
- private final LinkedList<Holder> padding = new LinkedList<>();
- private final LinkedList<Holder> liveData = new LinkedList<>();
- private final HashMap<String, Long> gcCount = new HashMap<>();
-
- /**
- * Setup method for the benchmarks
- *
- * Allocate objects in a certain order to make sure the end up on the heap
- * in the right way to later use them in tests.
- */
- @Setup
- public void setup() {
- // Allocate together and System.gc to move them to Old Space and
- // keep in the same region by doing a fast promotion
- oldReferee_region1 = new Object();
- oldReference_region1 = new Holder(oldReferee_region1);
- System.gc();
-
- // Fill up old space to 80%
- List<MemoryPoolMXBean> pools = ManagementFactory.getMemoryPoolMXBeans();
- for (MemoryPoolMXBean pool : pools) {
- if (pool.getName().contains("Old Gen")) {
- pool.setUsageThreshold((pool.getUsage().getMax() / 5) * 4);
-
- while (!pool.isUsageThresholdExceeded()) {
- // Allocate new referee and and then increase live data count
- // and force promotion until heap is full enough. The last
- // oldReferee will most likely be located in a different region
- // compared to the the initially allocated objects.
- oldReferee_region2 = new Object();
- for (int i = 0; i < 10000; i++) {
- liveData.add(new Holder(new byte[512], new Object()));
- }
- }
- break;
- }
- }
- int index = 0;
- for (Holder holder : liveData) {
- if (index < oldReferences.length) {
- oldReferences[index++] = holder;
- }
- }
-
- // Allocate reference and referee together to keep them in same region
- // Allocate Object first so they are located in the same memory order
- // as objects in old space
- youngReferee_region3 = new Object();
- youngReference_region3 = new Holder(youngReferee_region3);
-
- // Allocate padding and a new referee to make sure the reference and
- // referee are in different regions
- for (int i = 0; i < 2000; i++) {
- Holder tempHolder = new Holder(new byte[500], new Object());
- padding.add(tempHolder);
- youngReferee_region4 = tempHolder.getReference();
- }
-
- /*
- * Get GC numbers after all allocation but before any benchmark execution
- * starts to verify that no GCs happen during the benchmarking it self as
- * object will then move.
- */
- List<GarbageCollectorMXBean> gcBeans = ManagementFactory.getGarbageCollectorMXBeans();
- for (GarbageCollectorMXBean gcBean : gcBeans) {
- gcCount.put(gcBean.getName(), gcBean.getCollectionCount());
- }
- }
-
- /**
- * Invalidate any benchmark result if a GC occurs during execution of
- * benchmark as moving objects will destroy the assumptions of the tests
- */
- @TearDown(Level.Iteration)
- public void checkGCCount() {
- List<GarbageCollectorMXBean> gcBeans = ManagementFactory.getGarbageCollectorMXBeans();
- for (GarbageCollectorMXBean gcBean : gcBeans) {
- if (gcBean.getCollectionCount() != gcCount.get(gcBean.getName())) {
- throw new RuntimeException("A GC has happened during iteration and the microbenchmark result is invalid.");
- }
- }
- }
-
- /**
- * Write a reference in an object located in the old space and where the
- * written pointer is to a old object in the same region
- */
- @Benchmark
- public void oldPointingToOldInSameRegion() {
- oldReference_region1.setReference(oldReferee_region1);
- }
-
- /**
- * Write a reference in an object located in the old space and where the
- * written pointer is to a old object in a different region
- */
- @Benchmark
- public void oldPointingToOldInDifferentRegion() {
- oldReference_region1.setReference(oldReferee_region2);
- }
-
- /**
- * Write a reference in an object located in the old space and where the
- * written pointer is to an object in the young space
- */
- @Benchmark
- public void oldPointingToYoungInDifferentRegion() {
- oldReference_region1.setReference(youngReferee_region3);
- }
-
- /**
- * Write a reference in an object located in the young space and where the
- * written pointer is to an object in the old space
- */
- @Benchmark
- public void youngPointingToOldInDifferentRegion() {
- youngReference_region3.setReference(oldReferee_region2);
- }
-
- /**
- * Write a reference in an object located in the young space and where the
- * written pointer is to a young object in the same region
- */
- @Benchmark
- public void youngPointingToYoungInSameRegion() {
- youngReference_region3.setReference(youngReferee_region3);
- }
-
- /**
- * Write a reference in an object located in the young space and where the
- * written pointer is to a young object in a different region
- */
- @Benchmark
- public void youngPointingToYoungInDifferentRegion() {
- youngReference_region3.setReference(youngReferee_region4);
- }
-
- /**
- * Write by compiler provable null to an object located in old space
- */
- @Benchmark
- public void oldPointingToExplicitNull() {
- oldReference_region1.setReference(null);
- }
-
- /**
- * Write by compiler unprovable null to an object located in old space
- */
- @Benchmark
- public void oldPointingToImplicitNull() {
- oldReference_region1.setReference(nullReferee);
- }
-
- /**
- * Write by compiler provable null to an object located in young space
- */
- @Benchmark
- public void youngPointingToExplicitNull() {
- youngReference_region3.setReference(null);
- }
-
- /**
- * Write by compiler unprovable null to an object located in young space
- */
- @Benchmark
- public void youngPointingToImplicitNull() {
- youngReference_region3.setReference(nullReferee);
- }
-
- /**
- * Iterate and update over many old references to point to a young object.
- * Since they are in different regions we will need to check the card, and
- * since we will update many different reference in different memory
- * locations/cards the card will need to be queued as no filtering will
- * catch it.
- */
- @Benchmark
- @OperationsPerInvocation(value = OLD_REFERENCES_LENGTH)
- public void manyOldPointingToYoung() {
- for (Holder oldReference : oldReferences) {
- oldReference.setReference(youngReferee_region3);
- }
- }
-
- /**
- * Iterate and update over many old references to point to explicit null.
- */
- @Benchmark
- @OperationsPerInvocation(value = OLD_REFERENCES_LENGTH)
- public void manyOldPointingToExplicitNull() {
- for (Holder oldReference : oldReferences) {
- oldReference.setReference(null);
- }
- }
-
- /**
- * Iterate and update over many old references to point to implicit null.
- */
- @Benchmark
- @OperationsPerInvocation(value = OLD_REFERENCES_LENGTH)
- public void manyOldPointingToImplicitNull() {
- for (Holder oldReference : oldReferences) {
- oldReference.setReference(nullReferee);
- }
- }
-
- /*
- * Holder object for reference and padding
- */
- static class Holder {
-
- private Object reference;
- private final byte[] padding;
-
- public Holder(Object reference) {
- this(null, reference);
- }
-
- public Holder(byte[] padding, Object reference) {
- this.padding = padding;
- this.reference = reference;
- }
-
- public void setReference(Object reference) {
- this.reference = reference;
- }
-
- public Object getReference() {
- return this.reference;
- }
- }
-}
--- a/test/micro/org/openjdk/micro/jdk/java/lang/reflect/GetMethods.java Fri Oct 05 14:22:53 2018 +0200
+++ /dev/null Thu Jan 01 00:00:00 1970 +0000
@@ -1,96 +0,0 @@
-/*
- * Copyright (c) 2015, 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. Oracle designates this
- * particular file as subject to the "Classpath" exception as provided
- * by Oracle in the LICENSE file that accompanied this code.
- *
- * 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.micro.jdk.java.lang.reflect;
-
-import java.lang.reflect.Constructor;
-import java.lang.reflect.Method;
-import java.util.concurrent.TimeUnit;
-import org.openjdk.jmh.annotations.Benchmark;
-import org.openjdk.jmh.annotations.Fork;
-import org.openjdk.jmh.annotations.Measurement;
-import org.openjdk.jmh.annotations.OutputTimeUnit;
-import org.openjdk.jmh.annotations.Warmup;
-
-@OutputTimeUnit(TimeUnit.MILLISECONDS)
-@Warmup(iterations = 5)
-@Measurement(iterations = 5)
-@Fork(jvmArgsAppend = {"-Xms1g", "-Xmx1g", "-Xmn768m", "-XX:+UseParallelGC"}, value = 5)
-public class GetMethods {
-
- public static class InternalClass {
-
- public InternalClass() {
- }
-
- @Override
- public String toString() {
- return InternalClass.class.getName();
- }
- }
-
- /**
- * Get the constructor through reflection on a class in the same classloader
- *
- * @return the constructor
- * @throws NoSuchMethodException
- */
- @Benchmark
- public Constructor<InternalClass> getConstructor() throws NoSuchMethodException {
- return InternalClass.class.getConstructor();
- }
-
- /**
- * Get the constructor through reflection on a class in a different classloader
- *
- * @return the constructor
- * @throws NoSuchMethodException
- */
- @Benchmark
- public Constructor<String> getConstructorDifferentClassLoader() throws NoSuchMethodException {
- return String.class.getConstructor();
- }
-
- /**
- * Get the toString method through reflection on a class in the same classloader
- *
- * @return the toString method
- * @throws java.lang.NoSuchMethodException
- */
- @Benchmark
- public Method getMethod() throws NoSuchMethodException {
- return InternalClass.class.getMethod("toString");
- }
-
- /**
- * Get the toString method through reflection on a class in a different classloader
- *
- * @return the toString method
- * @throws NoSuchMethodException
- */
- @Benchmark
- public Method getMethodDifferentClassLoader() throws NoSuchMethodException {
- return String.class.getMethod("toString");
- }
-}
--- a/test/micro/org/openjdk/micro/jdk/java/lang/reflect/GetMethodsWithSecurityManager.java Fri Oct 05 14:22:53 2018 +0200
+++ /dev/null Thu Jan 01 00:00:00 1970 +0000
@@ -1,51 +0,0 @@
-/*
- * Copyright (c) 2015, 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. Oracle designates this
- * particular file as subject to the "Classpath" exception as provided
- * by Oracle in the LICENSE file that accompanied this code.
- *
- * 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.micro.jdk.java.lang.reflect;
-
-import java.io.IOException;
-import java.security.NoSuchAlgorithmException;
-import java.security.Permission;
-import org.openjdk.jmh.annotations.Scope;
-import org.openjdk.jmh.annotations.Setup;
-import org.openjdk.jmh.annotations.State;
-import org.openjdk.micro.util.SecurityManagerHelper;
-
-/**
- * Test performance of Reflection with a Security Manager enabled
- */
-@State(Scope.Benchmark)
-public class GetMethodsWithSecurityManager extends GetMethods {
-
- /**
- * Extract and load the security.policy
- *
- * @throws IOException
- * @throws NoSuchAlgorithmException
- */
- @Setup
- public void setup() throws IOException, NoSuchAlgorithmException {
- SecurityManagerHelper.setupSecurityManager(new Permission[0]);
- }
-}
--- a/test/micro/org/openjdk/micro/jdk/java/util/ArraysSort.java Fri Oct 05 14:22:53 2018 +0200
+++ /dev/null Thu Jan 01 00:00:00 1970 +0000
@@ -1,66 +0,0 @@
-/*
- * Copyright (c) 2015, 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. Oracle designates this
- * particular file as subject to the "Classpath" exception as provided
- * by Oracle in the LICENSE file that accompanied this code.
- *
- * 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.micro.jdk.java.util;
-
-import java.util.Arrays;
-import java.util.Random;
-import org.openjdk.jmh.annotations.Benchmark;
-import org.openjdk.jmh.annotations.Level;
-import org.openjdk.jmh.annotations.Param;
-import org.openjdk.jmh.annotations.Scope;
-import org.openjdk.jmh.annotations.Setup;
-import org.openjdk.jmh.annotations.State;
-
-@State(Scope.Thread)
-public class ArraysSort {
-
- private final Random srand = new Random(65536);
-
- @Param({"9000", "16392", "65536", "10485760"})
- private int size;
-
- private byte[] array;
-
- @Setup
- public final void setup() {
- array = new byte[size];
- }
-
- @Setup(Level.Invocation)
- public final void randomize() {
- srand.setSeed(65536);
- srand.nextBytes(array);
- }
-
- @Benchmark
- public void sortBytes() {
- Arrays.sort(array);
- }
-
- @Benchmark
- public void sortBytesParallel() {
- Arrays.parallelSort(array);
- }
-}
--- a/test/micro/org/openjdk/micro/jdk/java/util/stream/IntegerSum.java Fri Oct 05 14:22:53 2018 +0200
+++ /dev/null Thu Jan 01 00:00:00 1970 +0000
@@ -1,117 +0,0 @@
-/*
- * Copyright (c) 2015, 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. Oracle designates this
- * particular file as subject to the "Classpath" exception as provided
- * by Oracle in the LICENSE file that accompanied this code.
- *
- * 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.micro.jdk.java.util.stream;
-
-import java.util.ArrayList;
-import java.util.Arrays;
-import java.util.HashMap;
-import java.util.HashSet;
-import java.util.Random;
-import java.util.Set;
-import java.util.concurrent.ConcurrentHashMap;
-import java.util.function.BinaryOperator;
-import org.openjdk.jmh.annotations.Benchmark;
-import org.openjdk.jmh.annotations.Param;
-import org.openjdk.jmh.annotations.Scope;
-import org.openjdk.jmh.annotations.Setup;
-import org.openjdk.jmh.annotations.State;
-
-/**
- * JMH Benchmark created to mimic a JSR-166 benchmark
- */
-@State(Scope.Benchmark)
-public class IntegerSum {
-
- @Param({"1", "10", "100", "1000", "10000", "100000", "1000000"})
- private int size;
-
- private ArrayList<Integer> arrayList;
- private HashMap<Integer, Integer> hashMap;
- private ConcurrentHashMap<Integer, Integer> concurrentHashMap;
-
- private static final BinaryOperator<Integer> sum = (x, y) -> x + y;
-
- @Setup
- public final void setup() {
- Random srand = new Random(9820239874L);
- Set<Integer> set = new HashSet<>(size);
- while (set.size() < size) {
- set.add(srand.nextInt());
- }
- Integer[] values = set.toArray(new Integer[size]);
- Integer[] keys = Arrays.copyOf(values, size);
-
- for (int i = 0; i < size; i++) {
- swap(values, i, srand.nextInt(values.length));
- swap(keys, i, srand.nextInt(keys.length));
- }
-
- arrayList = new ArrayList<>(Arrays.asList(keys));
- hashMap = new HashMap<>(size);
- concurrentHashMap = new ConcurrentHashMap<>(size);
- for (int i = 0; i < size; i++) {
- hashMap.put(keys[i], values[i]);
- concurrentHashMap.put(keys[i], values[i]);
- }
-
- System.gc();
- }
-
- private void swap(Integer[] array, int first, int second) {
- Integer temp = array[first];
- array[first] = array[second];
- array[second] = temp;
- }
-
- @Benchmark
- public Integer ArrayListStream() {
- return arrayList.stream().reduce(0, sum);
- }
-
- @Benchmark
- public Integer HashMapStream() {
- return hashMap.keySet().stream().reduce(0, sum);
- }
-
- @Benchmark
- public Integer ConcurrentHashMapStream() {
- return concurrentHashMap.keySet().stream().reduce(0, sum);
- }
-
- @Benchmark
- public Integer ArrayListParallelStream() {
- return arrayList.parallelStream().reduce(0, sum);
- }
-
- @Benchmark
- public Integer HashMapParallelStream() {
- return hashMap.keySet().parallelStream().reduce(0, sum);
- }
-
- @Benchmark
- public Integer ConcurrentHashMapParallelStream() {
- return concurrentHashMap.keySet().parallelStream().reduce(0, sum);
- }
-}
--- a/test/micro/org/openjdk/micro/jdk/java/util/zip/Adler32.java Fri Oct 05 14:22:53 2018 +0200
+++ /dev/null Thu Jan 01 00:00:00 1970 +0000
@@ -1,38 +0,0 @@
-/*
- * Copyright (c) 2015, 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. Oracle designates this
- * particular file as subject to the "Classpath" exception as provided
- * by Oracle in the LICENSE file that accompanied this code.
- *
- * 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.micro.jdk.java.util.zip;
-
-import org.openjdk.jmh.annotations.Setup;
-
-/**
- * Benchmark for Adler32
- *
- */public class Adler32 extends ChecksumBenchmarks {
-
- @Setup
- final public void setupAdler32() {
- this.checksum = new java.util.zip.Adler32();
- }
-}
--- a/test/micro/org/openjdk/micro/jdk/java/util/zip/CRC32.java Fri Oct 05 14:22:53 2018 +0200
+++ /dev/null Thu Jan 01 00:00:00 1970 +0000
@@ -1,38 +0,0 @@
-/*
- * Copyright (c) 2015, 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. Oracle designates this
- * particular file as subject to the "Classpath" exception as provided
- * by Oracle in the LICENSE file that accompanied this code.
- *
- * 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.micro.jdk.java.util.zip;
-
-import org.openjdk.jmh.annotations.Setup;
-
-/**
- * Benchmark for CRC32
- *
- */public class CRC32 extends ChecksumBenchmarks {
-
- @Setup
- final public void setupCRC32() {
- this.checksum = new java.util.zip.CRC32();
- }
-}
--- a/test/micro/org/openjdk/micro/jdk/java/util/zip/CRC32C.java Fri Oct 05 14:22:53 2018 +0200
+++ /dev/null Thu Jan 01 00:00:00 1970 +0000
@@ -1,39 +0,0 @@
-/*
- * Copyright (c) 2015, 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. Oracle designates this
- * particular file as subject to the "Classpath" exception as provided
- * by Oracle in the LICENSE file that accompanied this code.
- *
- * 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.micro.jdk.java.util.zip;
-
-import org.openjdk.jmh.annotations.Setup;
-
-/**
- * Benchmark for CRC32C
- *
- */
-public class CRC32C extends ChecksumBenchmarks {
-
- @Setup
- final public void setupCRC32C() {
- this.checksum = new java.util.zip.CRC32C();
- }
-}
--- a/test/micro/org/openjdk/micro/jdk/java/util/zip/CRC32CNoIntrinsic.java Fri Oct 05 14:22:53 2018 +0200
+++ /dev/null Thu Jan 01 00:00:00 1970 +0000
@@ -1,35 +0,0 @@
-/*
- * Copyright (c) 2015, 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. Oracle designates this
- * particular file as subject to the "Classpath" exception as provided
- * by Oracle in the LICENSE file that accompanied this code.
- *
- * 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.micro.jdk.java.util.zip;
-
-import org.openjdk.jmh.annotations.Fork;
-
-/**
- * Benchmark for CRC32 that disables any CRC32C intrinstics
- *
- */
-@Fork(jvmArgs = {"-XX:-UseCRC32CIntrinsics"})
-public class CRC32CNoIntrinsic extends CRC32C {
-}
--- a/test/micro/org/openjdk/micro/jdk/java/util/zip/CRC32CUnaligned.java Fri Oct 05 14:22:53 2018 +0200
+++ /dev/null Thu Jan 01 00:00:00 1970 +0000
@@ -1,39 +0,0 @@
-/*
- * Copyright (c) 2015, 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. Oracle designates this
- * particular file as subject to the "Classpath" exception as provided
- * by Oracle in the LICENSE file that accompanied this code.
- *
- * 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.micro.jdk.java.util.zip;
-
-import org.openjdk.jmh.annotations.Setup;
-
-/**
- * Benchmark for CRC32C with unaligned accesses
- *
- */
-public class CRC32CUnaligned extends ChecksumUnalignedBenchmarks {
-
- @Setup
- final public void setupCRC32C() {
- this.checksum = new java.util.zip.CRC32C();
- }
-}
--- a/test/micro/org/openjdk/micro/jdk/java/util/zip/CRC32NoIntrinsic.java Fri Oct 05 14:22:53 2018 +0200
+++ /dev/null Thu Jan 01 00:00:00 1970 +0000
@@ -1,35 +0,0 @@
-/*
- * Copyright (c) 2015, 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. Oracle designates this
- * particular file as subject to the "Classpath" exception as provided
- * by Oracle in the LICENSE file that accompanied this code.
- *
- * 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.micro.jdk.java.util.zip;
-
-import org.openjdk.jmh.annotations.Fork;
-
-/**
- * Benchmark for CRC32 that disables any CRC32 intrinstics
- *
- */
-@Fork(jvmArgs = {"-XX:-UseCRC32Intrinsics"})
-public class CRC32NoIntrinsic extends CRC32 {
-}
--- a/test/micro/org/openjdk/micro/jdk/java/util/zip/ChecksumBenchmarks.java Fri Oct 05 14:22:53 2018 +0200
+++ /dev/null Thu Jan 01 00:00:00 1970 +0000
@@ -1,131 +0,0 @@
-/*
- * Copyright (c) 2015, 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. Oracle designates this
- * particular file as subject to the "Classpath" exception as provided
- * by Oracle in the LICENSE file that accompanied this code.
- *
- * 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.micro.jdk.java.util.zip;
-
-import java.nio.ByteBuffer;
-import java.nio.charset.StandardCharsets;
-import java.util.Random;
-import java.util.concurrent.TimeUnit;
-import java.util.zip.Checksum;
-import org.openjdk.jmh.annotations.Benchmark;
-import org.openjdk.jmh.annotations.OperationsPerInvocation;
-import org.openjdk.jmh.annotations.OutputTimeUnit;
-import org.openjdk.jmh.annotations.Scope;
-import org.openjdk.jmh.annotations.Setup;
-import org.openjdk.jmh.annotations.State;
-
-/**
- *
- * Base class for benchmarking JDK supported Checksums.
- *
- * To use the base class extend it and use a setup method configure the checksum
- * field.
- *
- */
-@State(Scope.Thread)
-@OutputTimeUnit(TimeUnit.MILLISECONDS)
-public abstract class ChecksumBenchmarks {
-
- private final byte[] bytes_1to9 = "123456789".getBytes(StandardCharsets.US_ASCII);
- private final byte[] byteArray_1k = new byte[1024];
- private final byte[] byteArray_64k = new byte[65536];
- private final ByteBuffer wrappedByteBuffer_1k = ByteBuffer.wrap(byteArray_1k);
- private final ByteBuffer readonlyByteBuffer_1k = ByteBuffer.wrap(byteArray_1k).asReadOnlyBuffer();
- private final ByteBuffer directByteBuffer_1k = ByteBuffer.allocateDirect(byteArray_1k.length);
- private final ByteBuffer wrappedByteBuffer_64k = ByteBuffer.wrap(byteArray_64k);
- private final ByteBuffer readonlyByteBuffer_64k = ByteBuffer.wrap(byteArray_64k).asReadOnlyBuffer();
- private final ByteBuffer directByteBuffer_64k = ByteBuffer.allocateDirect(byteArray_64k.length);
-
- @Setup
- final public void setup() {
- Random r = new Random(123456789L);
- r.nextBytes(byteArray_1k);
- r.nextBytes(byteArray_64k);
- directByteBuffer_1k.put(byteArray_1k);
- directByteBuffer_64k.put(byteArray_64k);
- }
-
- protected Checksum checksum;
-
- @Benchmark
- @OperationsPerInvocation(9)
- public void byteArray_9() {
- checksum.update(bytes_1to9);
- }
-
- @Benchmark
- @OperationsPerInvocation(1024)
- public void byteArray_1K() {
- checksum.update(byteArray_1k);
- }
-
- @Benchmark
- @OperationsPerInvocation(1024)
- public void wrappedByteBuffer_1K() {
- wrappedByteBuffer_1k.position(0);
- checksum.update(wrappedByteBuffer_1k);
- }
-
- @Benchmark
- @OperationsPerInvocation(1024)
- public void readonlyByteBuffer_1K() {
- readonlyByteBuffer_1k.position(0);
- checksum.update(readonlyByteBuffer_1k);
- }
-
- @Benchmark
- @OperationsPerInvocation(1024)
- public void directByteBuffer_1K() {
- directByteBuffer_1k.position(0);
- checksum.update(directByteBuffer_1k);
- }
-
- @Benchmark
- @OperationsPerInvocation(65536)
- public void byteArray_64K() {
- checksum.update(byteArray_64k);
- }
-
- @Benchmark
- @OperationsPerInvocation(65536)
- public void wrappedByteBuffer_64K() {
- wrappedByteBuffer_64k.position(0);
- checksum.update(wrappedByteBuffer_64k);
- }
-
- @Benchmark
- @OperationsPerInvocation(65536)
- public void readonlyByteBuffer_64K() {
- readonlyByteBuffer_64k.position(0);
- checksum.update(readonlyByteBuffer_64k);
- }
-
- @Benchmark
- @OperationsPerInvocation(65536)
- public void directByteBuffer_64K() {
- directByteBuffer_64k.position(0);
- checksum.update(directByteBuffer_64k);
- }
-}
--- a/test/micro/org/openjdk/micro/jdk/java/util/zip/ChecksumUnalignedBenchmarks.java Fri Oct 05 14:22:53 2018 +0200
+++ /dev/null Thu Jan 01 00:00:00 1970 +0000
@@ -1,89 +0,0 @@
-/*
- * Copyright (c) 2015, 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. Oracle designates this
- * particular file as subject to the "Classpath" exception as provided
- * by Oracle in the LICENSE file that accompanied this code.
- *
- * 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.micro.jdk.java.util.zip;
-
-import java.nio.ByteBuffer;
-import java.util.Random;
-import java.util.concurrent.TimeUnit;
-import java.util.zip.Checksum;
-import org.openjdk.jmh.annotations.Benchmark;
-import org.openjdk.jmh.annotations.OperationsPerInvocation;
-import org.openjdk.jmh.annotations.OutputTimeUnit;
-import org.openjdk.jmh.annotations.Param;
-import org.openjdk.jmh.annotations.Scope;
-import org.openjdk.jmh.annotations.Setup;
-import org.openjdk.jmh.annotations.State;
-
-/**
- *
- * Base class for benchmarking JDK supported Checksums with unaligned memory
- * accesses.
- *
- * To use the base class extend it and use a setup method configure the checksum
- * field.
- *
- */
-@State(Scope.Thread)
-@OutputTimeUnit(TimeUnit.MILLISECONDS)
-public abstract class ChecksumUnalignedBenchmarks {
-
- private final byte[] unalignedByteArray_1k = new byte[1034];
- private final ByteBuffer unalignedWrappedByteBuffer_1k = ByteBuffer.wrap(unalignedByteArray_1k);
- private final ByteBuffer unalignedDirectByteBuffer_1k = ByteBuffer.allocateDirect(unalignedByteArray_1k.length);
-
- @Setup
- final public void setup() {
- Random r = new Random(123456789L);
- r.nextBytes(unalignedByteArray_1k);
- unalignedDirectByteBuffer_1k.put(unalignedByteArray_1k);
- }
-
- protected Checksum checksum;
-
- @Param({"0", "1", "2", "3", "4", "5", "6", "7", "8", "9", "10"})
- private int offset;
-
- @Benchmark
- @OperationsPerInvocation(1024)
- public void byteArray_1K() {
- checksum.update(unalignedByteArray_1k, offset, 1024);
- }
-
- @Benchmark
- @OperationsPerInvocation(1024)
- public void wrappedByteBuffer_1K() {
- unalignedWrappedByteBuffer_1k.position(offset);
- unalignedWrappedByteBuffer_1k.limit(offset + 1024);
- checksum.update(unalignedWrappedByteBuffer_1k);
- }
-
- @Benchmark
- @OperationsPerInvocation(1024)
- public void directByteBuffer_1K() {
- unalignedDirectByteBuffer_1k.position(offset);
- unalignedWrappedByteBuffer_1k.limit(offset + 1024);
- checksum.update(unalignedDirectByteBuffer_1k);
- }
-}
--- a/test/micro/org/openjdk/micro/jdk/java/util/zip/ZipFileDecompression.java Fri Oct 05 14:22:53 2018 +0200
+++ /dev/null Thu Jan 01 00:00:00 1970 +0000
@@ -1,364 +0,0 @@
-/*
- * Copyright (c) 2015, 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. Oracle designates this
- * particular file as subject to the "Classpath" exception as provided
- * by Oracle in the LICENSE file that accompanied this code.
- *
- * 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.micro.jdk.java.util.zip;
-
-import java.io.ByteArrayOutputStream;
-import java.io.File;
-import java.io.FileOutputStream;
-import java.io.IOException;
-import java.io.InputStream;
-import java.net.JarURLConnection;
-import java.net.URL;
-import java.util.Arrays;
-import java.util.Base64;
-import java.util.Enumeration;
-import java.util.HashMap;
-import java.util.Map;
-import java.util.Random;
-import java.util.zip.ZipEntry;
-import java.util.zip.ZipFile;
-import java.util.zip.ZipOutputStream;
-import org.openjdk.jmh.annotations.Benchmark;
-import org.openjdk.jmh.annotations.Param;
-import org.openjdk.jmh.annotations.Scope;
-import org.openjdk.jmh.annotations.Setup;
-import org.openjdk.jmh.annotations.State;
-import org.openjdk.jmh.annotations.TearDown;
-
-/**
- *
- * @author sfriberg
- */
-@State(Scope.Benchmark)
-public class ZipFileDecompression {
-
- public static enum FILES {
-
- small_txt,
- large_txt,
- very_large_txt,
- small_class,
- large_class,
- large_bin,
- stored_file;
- }
-
- @Param
- private FILES compressedFile;
-
- private ZipFile zipFile;
-
- private final Map<FILES, byte[]> compressedFiles = new HashMap<>();
-
- // Thread private reusable buffers
- @State(Scope.Thread)
- public static class ThreadLocalBuffers {
-
- final byte[] bytes = new byte[10 * 1024 * 1024];
- }
-
- /**
- * Create ZIP file used in benchmark
- *
- * @throws IOException
- */
- @Setup
- public void setup() throws IOException {
-
- File file = File.createTempFile(this.getClass().getSimpleName(), ".zip");
- file.deleteOnExit();
-
- try (ZipOutputStream zos = new ZipOutputStream(new FileOutputStream(file));
- ByteArrayOutputStream baos = new ByteArrayOutputStream(50 * text.length)) {
-
- // Size of entries in bytes
- // small_txt csize 264 size 445
- // large_txt csize 282 size 2225
- // very_large_txt csize 399 size 22250
- // small_class csize 418 size 982
- // large_class csize 4351 size 7702
- // large_bin csize 1048896 size 1048576
- // stored_file csize 2053 size 2048
- writeBytes(zos, FILES.small_txt, text);
-
- for (int i = 0; i < 5; i++) {
- baos.write(text);
- }
- writeBytes(zos, FILES.large_txt, baos.toByteArray());
- baos.reset();
-
- for (int i = 0; i < 50; i++) {
- baos.write(text);
- }
- writeBytes(zos, FILES.very_large_txt, baos.toByteArray());
- baos.reset();
-
- writeBytes(zos, FILES.small_class, smallKlass);
-
- writeBytes(zos, FILES.large_class, largeKlass);
-
- byte[] largeBinBytes = new byte[1024 * 1024];
- new Random(543210).nextBytes(largeBinBytes);
- writeBytes(zos, FILES.large_bin, largeBinBytes);
-
- // No compression on this entry
- zos.setLevel(ZipOutputStream.STORED);
- byte[] storedBytes = new byte[2 * 1024];
- new Random(543210).nextBytes(storedBytes);
- writeBytes(zos, FILES.stored_file, storedBytes);
- }
-
- zipFile = new ZipFile(file);
-
- verifyZipFile();
- }
-
- private void writeBytes(ZipOutputStream zos, FILES file, byte[] bytes) throws IOException {
- compressedFiles.put(file, bytes); // Save for verification
- zos.putNextEntry(new ZipEntry(file.name()));
- zos.write(bytes);
- zos.closeEntry();
- }
-
- @TearDown
- public void teardown() throws IOException {
- verifyZipFile();
- zipFile.close();
- }
-
- private void verifyZipFile() {
- Enumeration<? extends ZipEntry> entries = zipFile.entries();
- int count = 0;
- while (entries.hasMoreElements()) {
- ZipEntry entry = entries.nextElement();
-
- try {
- FILES filename = FILES.valueOf(entry.getName());
- byte[] extractedFile = new byte[(int) entry.getSize()];
- readFully(zipFile.getInputStream(entry), entry.getSize(), extractedFile);
- if (!Arrays.equals(compressedFiles.get(filename), extractedFile)) {
- throw new IllegalStateException("Uncompressed file differs from file that was compressed file " + entry.getName());
- }
- } catch (IOException ex) {
- throw new IllegalStateException("Error reading Zip " + zipFile.getName());
- } catch (IllegalArgumentException ex) {
- throw new IllegalStateException("Generated ZIP should not contain " + entry.getName());
- }
- count++;
- }
- if (count != FILES.values().length) {
- throw new IllegalStateException("Generated ZIP file does not contain all expected files");
- }
- }
-
- @Benchmark
- public void zipEntryInputStream(ThreadLocalBuffers tbb) throws IOException {
- ZipEntry entry = zipFile.getEntry(compressedFile.name());
- readFully(zipFile.getInputStream(entry), entry.getSize(), tbb.bytes);
- }
-
- @Benchmark
- public void jarURLEntryInputStream(ThreadLocalBuffers tbb) throws IOException {
- URL url = new URL("jar:file:" + zipFile.getName() + "!/" + compressedFile.name());
- JarURLConnection jarConnection = (JarURLConnection) url.openConnection();
- readFully(jarConnection.getInputStream(), jarConnection.getContentLengthLong(), tbb.bytes);
- }
-
- private int readFully(InputStream stream, long len, byte[] bytes) throws IOException {
- if (len > bytes.length) {
- throw new IllegalStateException("byte[] too small to read stream");
- }
- int nread = 0, n = 0;
- while (nread < len && (n = stream.read(bytes, nread, bytes.length - nread)) > 0) {
- nread += n;
- }
- return nread;
- }
-
- // Data for ZIP file creation
- private final byte[] text
- = ("Lorem ipsum dolor sit amet, consectetur adipiscing elit, sed do eiusmod tempor "
- + "incididunt ut labore et dolore magna aliqua. Ut enim ad minim veniam, quis "
- + "nostrud exercitation ullamco laboris nisi ut aliquip ex ea commodo consequat. "
- + "Duis aute irure dolor in reprehenderit in voluptate velit esse cillum dolore "
- + "eu fugiat nulla pariatur. Excepteur sint occaecat cupidatat non proident, sunt "
- + "in culpa qui officia deserunt mollit anim id est laborum.").getBytes();
- private final byte[] smallKlass = Base64.getDecoder().decode(
- "yv66vgAAADQAJgcAIgcAIwcAJAEAA2FkZAEAFShMamF2YS9sYW5nL09iamVjdDspWgEACVNpZ25h"
- + "dHVyZQEABihURTspWgEABW9mZmVyAQADcHV0AQAVKExqYXZhL2xhbmcvT2JqZWN0OylWAQAKRXhj"
- + "ZXB0aW9ucwcAJQEABihURTspVgEANShMamF2YS9sYW5nL09iamVjdDtKTGphdmEvdXRpbC9jb25j"
- + "dXJyZW50L1RpbWVVbml0OylaAQAmKFRFO0pMamF2YS91dGlsL2NvbmN1cnJlbnQvVGltZVVuaXQ7"
- + "KVoBAAR0YWtlAQAUKClMamF2YS9sYW5nL09iamVjdDsBAAUoKVRFOwEABHBvbGwBADQoSkxqYXZh"
- + "L3V0aWwvY29uY3VycmVudC9UaW1lVW5pdDspTGphdmEvbGFuZy9PYmplY3Q7AQAlKEpMamF2YS91"
- + "dGlsL2NvbmN1cnJlbnQvVGltZVVuaXQ7KVRFOwEAEXJlbWFpbmluZ0NhcGFjaXR5AQADKClJAQAG"
- + "cmVtb3ZlAQAIY29udGFpbnMBAAdkcmFpblRvAQAZKExqYXZhL3V0aWwvQ29sbGVjdGlvbjspSQEA"
- + "HyhMamF2YS91dGlsL0NvbGxlY3Rpb248LVRFOz47KUkBABooTGphdmEvdXRpbC9Db2xsZWN0aW9u"
- + "O0kpSQEAIChMamF2YS91dGlsL0NvbGxlY3Rpb248LVRFOz47SSlJAQA+PEU6TGphdmEvbGFuZy9P"
- + "YmplY3Q7PkxqYXZhL2xhbmcvT2JqZWN0O0xqYXZhL3V0aWwvUXVldWU8VEU7PjsBAApTb3VyY2VG"
- + "aWxlAQASQmxvY2tpbmdRdWV1ZS5qYXZhAQAiamF2YS91dGlsL2NvbmN1cnJlbnQvQmxvY2tpbmdR"
- + "dWV1ZQEAEGphdmEvbGFuZy9PYmplY3QBAA9qYXZhL3V0aWwvUXVldWUBAB5qYXZhL2xhbmcvSW50"
- + "ZXJydXB0ZWRFeGNlcHRpb24GAQABAAIAAQADAAAACwQBAAQABQABAAYAAAACAAcEAQAIAAUAAQAG"
- + "AAAAAgAHBAEACQAKAAIACwAAAAQAAQAMAAYAAAACAA0EAQAIAA4AAgALAAAABAABAAwABgAAAAIA"
- + "DwQBABAAEQACAAsAAAAEAAEADAAGAAAAAgASBAEAEwAUAAIACwAAAAQAAQAMAAYAAAACABUEAQAW"
- + "ABcAAAQBABgABQAABAEAGQAFAAAEAQAaABsAAQAGAAAAAgAcBAEAGgAdAAEABgAAAAIAHgACAAYA"
- + "AAACAB8AIAAAAAIAIQ==");
- private final byte[] largeKlass = Base64.getDecoder().decode(
- "yv66vgAAADQBWAoAngDvBwDwCgACAPEKAAIA8gcA8woAAgD0CgACAPUKAAUA9goAAgD3A4AAAAAK"
- + "AAUA+AoABQD5CgACAPoKAPsA8QoAAgD8CgAFAP0KAAUA/goABQD/Bf/////////kCgACAQAKAAIB"
- + "AQoAAgECCgAFAQMKAAUBBAoAAgEFCgAFAQYKAPsBBwoA+wEICgD7AQkFAAAAAAAAAAwFAAAAAAAA"
- + "AA0HAQoHAQsKACQA7wgBDAoAJAENCgAkAQ4KACQBDwoAIwEQCQAFAREKAPsA8goA+wD0CgAFARIJ"
- + "AAUBEwkABQEUCgACARUKAAIBFgkABQEXCgACARgFAAAAAAAAAW0FAAAAAAAAAAQFAAAAAAAAAGQF"
- + "AAAAAAAAAZAKARkBGgoBGQEbBQAAAAAAAAACCgACARwKAAIBHQoABQEeBQAAAAAAAAAfBQAAAAAA"
- + "AAAcCgAFAR8JAAUBIAcBIQgBIgoASgEjCgACAQcKAAUBJAUAAAAAAAAABwoBGQElBQAAAAAAAjqx"
- + "AwAAjqwKARkBJgoBGQEnCgEoASkDAAr5OwMACvqoAwAK/BUDAAr9gwMACv7wAwALAF0DAAsBygMA"
- + "CwM4AwALBKUDAAsGEgMACwd/AwALCO0DAAsKWgMACwvHAwALDTQDAAsOogMACxAPAwALEXwDAAsS"
- + "6QMACxRXAwALFcQDAAsXMQMACxieAwALGgwDAAsbeQMACxzmAwALHlMDAAsfwQMACyEuAwALIpsD"
- + "AAskCAMACyV2AwALJuMDAAsoUAMACym9AwALKysDAAssmAMACy4FAwALL3IDAAsw4AMACzJNAwAL"
- + "M7oDAAs1JwMACzaVAwALOAIDAAs5bwMACzrcAwALPEoDAAs9twMACz8kAwALQJEDAAtB/wMAC0Ns"
- + "AwALRNkDAAtGRgMAC0e0AwALSSEDAAtKjgMAC0v7AwALTWkDAAtO1gMAC1BDAwALUbADAAtTHgMA"
- + "C1SLAwALVfgDAAtXZQMAC1jTAwALWkADAAtbrQcBKgEABERhdGUBAAxJbm5lckNsYXNzZXMBAAdK"
- + "QU5VQVJZAQABSQEADUNvbnN0YW50VmFsdWUDAAAAAQEACEZFQlJVQVJZAwAAAAIBAAVNQVJDSAMA"
- + "AAADAQAFQVBSSUwDAAAABAEAA01BWQMAAAAFAQAESlVORQMAAAAGAQAESlVMWQMAAAAHAQAGQVVH"
- + "VVNUAwAAAAgBAAlTRVBURU1CRVIDAAAACQEAB09DVE9CRVIDAAAACgEACE5PVkVNQkVSAwAAAAsB"
- + "AAhERUNFTUJFUgMAAAAMAQAGU1VOREFZAQAGTU9OREFZAQAHVFVFU0RBWQEACVdFRE5FU0RBWQEA"
- + "CFRIVVJTREFZAQAGRlJJREFZAQAIU0FUVVJEQVkBAAlCQVNFX1lFQVIDAAAHsgEAC0ZJWEVEX0RB"
- + "VEVTAQACW0kBAA1EQVlTX0lOX01PTlRIAQAZQUNDVU1VTEFURURfREFZU19JTl9NT05USAEAHkFD"
- + "Q1VNVUxBVEVEX0RBWVNfSU5fTU9OVEhfTEVBUAEAEyRhc3NlcnRpb25zRGlzYWJsZWQBAAFaAQAG"
- + "PGluaXQ+AQADKClWAQAEQ29kZQEAD0xpbmVOdW1iZXJUYWJsZQEACHZhbGlkYXRlAQAjKExzdW4v"
- + "dXRpbC9jYWxlbmRhci9DYWxlbmRhckRhdGU7KVoBAA1TdGFja01hcFRhYmxlBwDwAQAJbm9ybWFs"
- + "aXplBwErBwDzBwEsAQAObm9ybWFsaXplTW9udGgBACMoTHN1bi91dGlsL2NhbGVuZGFyL0NhbGVu"
- + "ZGFyRGF0ZTspVgEADWdldFllYXJMZW5ndGgBACMoTHN1bi91dGlsL2NhbGVuZGFyL0NhbGVuZGFy"
- + "RGF0ZTspSQEAFWdldFllYXJMZW5ndGhJbk1vbnRocwEADmdldE1vbnRoTGVuZ3RoAQAFKElJKUkB"
- + "AAxnZXREYXlPZlllYXIBACMoTHN1bi91dGlsL2NhbGVuZGFyL0NhbGVuZGFyRGF0ZTspSgEABihJ"
- + "SUkpSgEADGdldEZpeGVkRGF0ZQEAKyhJSUlMc3VuL3V0aWwvY2FsZW5kYXIvQmFzZUNhbGVuZGFy"
- + "JERhdGU7KUoBABxnZXRDYWxlbmRhckRhdGVGcm9tRml4ZWREYXRlAQAkKExzdW4vdXRpbC9jYWxl"
- + "bmRhci9DYWxlbmRhckRhdGU7SilWAQAMZ2V0RGF5T2ZXZWVrAQAZZ2V0RGF5T2ZXZWVrRnJvbUZp"
- + "eGVkRGF0ZQEABChKKUkBABRnZXRZZWFyRnJvbUZpeGVkRGF0ZQEAHWdldEdyZWdvcmlhblllYXJG"
- + "cm9tRml4ZWREYXRlAQAKaXNMZWFwWWVhcgEABChJKVoBAAg8Y2xpbml0PgEAClNvdXJjZUZpbGUB"
- + "ABFCYXNlQ2FsZW5kYXIuamF2YQwAywDMAQAjc3VuL3V0aWwvY2FsZW5kYXIvQmFzZUNhbGVuZGFy"
- + "JERhdGUMAS0BLgwBLwEwAQAec3VuL3V0aWwvY2FsZW5kYXIvQmFzZUNhbGVuZGFyDAExATAMATIB"
- + "MAwA3ADdDADlATAMAOUA2gwBMwDQDAE0ATUHASwMATYBNwwBOADfDAE5ANoMANcA2AwBOgE7DAE8"
- + "AT0MAT4BOwwA4QDiDADjAOQMAT8BPQwA6gDrDAFAATUMAUEBPQwBQgE9AQAiamF2YS9sYW5nL0ls"
- + "bGVnYWxBcmd1bWVudEV4Y2VwdGlvbgEAF2phdmEvbGFuZy9TdHJpbmdCdWlsZGVyAQAVSWxsZWdh"
- + "bCBtb250aCB2YWx1ZTogDAFDAUQMAUMBRQwBRgFHDADLAUgMAMYAxQwA3gDgDADIAMUMAMcAxQwB"
- + "SQDrDAFKAUsMAMQAxQwBTAFNBwFODAFPAVAMAU8A3QwBSQFRDAFSATAMAOkA5wwA5gDnDADJAMoB"
- + "ABhqYXZhL2xhbmcvQXNzZXJ0aW9uRXJyb3IBABVuZWdhdGl2ZSBkYXkgb2Ygd2VlayAMAMsBUwwA"
- + "4QDfDAFUAVAMAVQA3QwBVQDrBwFWDAFXAS4BACJzdW4vdXRpbC9jYWxlbmRhci9BYnN0cmFjdENh"
- + "bGVuZGFyAQASamF2YS91dGlsL1RpbWVab25lAQAec3VuL3V0aWwvY2FsZW5kYXIvQ2FsZW5kYXJE"
- + "YXRlAQAMaXNOb3JtYWxpemVkAQADKClaAQAIZ2V0TW9udGgBAAMoKUkBAA1nZXREYXlPZk1vbnRo"
- + "AQARZ2V0Tm9ybWFsaXplZFllYXIBAAx2YWxpZGF0ZVRpbWUBAA1zZXROb3JtYWxpemVkAQAEKFop"
- + "VgEAB2dldFpvbmUBABYoKUxqYXZhL3V0aWwvVGltZVpvbmU7AQAHZ2V0VGltZQEADW5vcm1hbGl6"
- + "ZVRpbWUBAA1zZXREYXlPZk1vbnRoAQAjKEkpTHN1bi91dGlsL2NhbGVuZGFyL0NhbGVuZGFyRGF0"
- + "ZTsBABFzZXROb3JtYWxpemVkWWVhcgEABChJKVYBAAhzZXRNb250aAEADHNldERheU9mV2VlawEA"
- + "C3NldExlYXBZZWFyAQANc2V0Wm9uZU9mZnNldAEAEXNldERheWxpZ2h0U2F2aW5nAQAGYXBwZW5k"
- + "AQAtKExqYXZhL2xhbmcvU3RyaW5nOylMamF2YS9sYW5nL1N0cmluZ0J1aWxkZXI7AQAcKEkpTGph"
- + "dmEvbGFuZy9TdHJpbmdCdWlsZGVyOwEACHRvU3RyaW5nAQAUKClMamF2YS9sYW5nL1N0cmluZzsB"
- + "ABUoTGphdmEvbGFuZy9TdHJpbmc7KVYBAANoaXQBAA1nZXRDYWNoZWRKYW4xAQADKClKAQAIc2V0"
- + "Q2FjaGUBAAYoSUpJKVYBAB9zdW4vdXRpbC9jYWxlbmRhci9DYWxlbmRhclV0aWxzAQALZmxvb3JE"
- + "aXZpZGUBAAUoSkopSgEABChKKVoBAA1nZXRDYWNoZWRZZWFyAQAVKExqYXZhL2xhbmcvT2JqZWN0"
- + "OylWAQADbW9kAQATaXNHcmVnb3JpYW5MZWFwWWVhcgEAD2phdmEvbGFuZy9DbGFzcwEAFmRlc2ly"
- + "ZWRBc3NlcnRpb25TdGF0dXMEIQAFAJ4AAAAZABkAoQCiAAEAowAAAAIApAAZAKUAogABAKMAAAAC"
- + "AKYAGQCnAKIAAQCjAAAAAgCoABkAqQCiAAEAowAAAAIAqgAZAKsAogABAKMAAAACAKwAGQCtAKIA"
- + "AQCjAAAAAgCuABkArwCiAAEAowAAAAIAsAAZALEAogABAKMAAAACALIAGQCzAKIAAQCjAAAAAgC0"
- + "ABkAtQCiAAEAowAAAAIAtgAZALcAogABAKMAAAACALgAGQC5AKIAAQCjAAAAAgC6ABkAuwCiAAEA"
- + "owAAAAIApAAZALwAogABAKMAAAACAKYAGQC9AKIAAQCjAAAAAgCoABkAvgCiAAEAowAAAAIAqgAZ"
- + "AL8AogABAKMAAAACAKwAGQDAAKIAAQCjAAAAAgCuABkAwQCiAAEAowAAAAIAsAAaAMIAogABAKMA"
- + "AAACAMMAGgDEAMUAAAAYAMYAxQAAABgAxwDFAAAAGADIAMUAABAYAMkAygAAABQAAQDLAMwAAQDN"
- + "AAAAIQABAAEAAAAFKrcAAbEAAAABAM4AAAAKAAIAAAAnAAQAjwABAM8A0AABAM0AAADWAAQABgAA"
- + "AGUrwAACTSy2AAOZAAUErCy2AAQ+HQShAAkdEAykAAUDrCy2AAY2BBUEngARFQQqLLYABx23AAik"
- + "AAUDrCy2AAk2BRUFEgqfAA8VBSostgALnwAFA6wqK7YADJoABQOsLAS2AA0ErAAAAAIAzgAAAEIA"
- + "EAAAAMAABQDBAAwAwgAOAMQAEwDFAB4AxgAgAMgAJgDJADkAygA7AMwAQQDNAFIAzgBUANEAXADS"
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- + "zgAAABYABQAAACcAEABGAbUBNgIEATkCWQE9ANEAAAAFAAIMQAEAAgDtAAAAAgDuAKAAAAAKAAEA"
- + "AgAFAJ8ECQ==");
-}
--- a/test/micro/org/openjdk/micro/util/SecurityManagerHelper.java Fri Oct 05 14:22:53 2018 +0200
+++ /dev/null Thu Jan 01 00:00:00 1970 +0000
@@ -1,95 +0,0 @@
-/*
- * Copyright (c) 2015, 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. Oracle designates this
- * particular file as subject to the "Classpath" exception as provided
- * by Oracle in the LICENSE file that accompanied this code.
- *
- * 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.micro.util;
-
-import java.lang.management.ManagementPermission;
-import java.lang.reflect.ReflectPermission;
-import java.io.File;
-import java.io.FilePermission;
-import java.io.IOException;
-import java.io.PrintStream;
-import java.net.URI;
-import java.security.NoSuchAlgorithmException;
-import java.security.Permission;
-import java.security.Policy;
-import java.security.SecurityPermission;
-import java.security.URIParameter;
-import java.util.PropertyPermission;
-
-/**
- * Help class to create and load Security Policy file from a set of Permissions
- */
-public class SecurityManagerHelper {
-
- /**
- * Create and load a security manager using the provided permissions.
- *
- * @param perms Permissions to add to the file
- *
- * @throws IOException If file could not be created or written to.
- * @throws NoSuchAlgorithmException if no Provider supports a PolicySpi
- * implementation for the specified type.
- */
- public static void setupSecurityManager(Permission... perms)
- throws IOException, NoSuchAlgorithmException {
-
- URI policyURI = createSecurityFile(perms);
- Policy.setPolicy(Policy.getInstance("JavaPolicy", new URIParameter(policyURI)));
- System.setSecurityManager(new SecurityManager());
- }
-
- private static URI createSecurityFile(Permission... perms) throws IOException {
-
- File policyFile = File.createTempFile("security", ".policy");
- policyFile.deleteOnExit();
-
- try (PrintStream writer = new PrintStream(policyFile)) {
- writer.println("grant {");
- for (Permission p : perms) {
- appendPermission(writer, p);
- }
- // Permissions required by JMH
- appendPermission(writer, new RuntimePermission("modifyThread"));
- // Required when running without forking
- appendPermission(writer, new FilePermission("<<ALL FILES>>", "read,write,delete,execute"));
- appendPermission(writer, new RuntimePermission("accessDeclaredMembers"));
- appendPermission(writer, new RuntimePermission("createSecurityManager"));
- appendPermission(writer, new ReflectPermission("suppressAccessChecks"));
- appendPermission(writer, new ManagementPermission("monitor"));
- appendPermission(writer, new PropertyPermission("*", "read"));
- appendPermission(writer, new SecurityPermission("createPolicy.JavaPolicy"));
- appendPermission(writer, new SecurityPermission("setPolicy"));
- appendPermission(writer, new RuntimePermission("setSecurityManager"));
- writer.println("};");
- }
-
- return policyFile.toURI();
- }
-
- private static void appendPermission(PrintStream writer, Permission p) {
- writer.printf("\tpermission %s \"%s\", \"%s\";\n",
- p.getClass().getName(), p.getName(), p.getActions());
- }
-}