--- /dev/null Thu Jan 01 00:00:00 1970 +0000
+++ b/test/jdk/jdk/jfr/api/consumer/streaming/TestRepositoryProperty.java Wed Oct 30 19:43:52 2019 +0100
@@ -0,0 +1,110 @@
+/*
+ * Copyright (c) 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. 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 jdk.jfr.api.consumer.streaming;
+
+import java.io.IOException;
+import java.nio.file.Files;
+import java.nio.file.Path;
+import java.util.Properties;
+
+import com.sun.tools.attach.AttachNotSupportedException;
+import com.sun.tools.attach.VirtualMachine;
+
+import jdk.jfr.Recording;
+import jdk.test.lib.dcmd.CommandExecutor;
+import jdk.test.lib.dcmd.PidJcmdExecutor;
+
+/**
+ * @test
+ * @summary Verifies that it is possible to access JFR repository from a system
+ * property
+ * @key jfr
+ * @requires vm.hasJFR
+ * @library /test/lib
+ * @modules jdk.attach
+ * jdk.jfr
+ * @run main/othervm -Djdk.attach.allowAttachSelf=true jdk.jfr.api.consumer.streaming.TestRepositoryProperty
+ */
+public class TestRepositoryProperty {
+
+ private final static String JFR_REPOSITORY_LOCATION_PROPERTY = "jdk.jfr.repository";
+
+ public static void main(String... args) throws Exception {
+ testBeforeInitialization();
+ testAfterInitialization();
+ testFromAgent();
+ testAfterChange();
+ }
+
+ private static void testFromAgent() throws AttachNotSupportedException, IOException {
+ String pidText = String.valueOf(ProcessHandle.current().pid());
+ VirtualMachine vm = VirtualMachine.attach(pidText);
+ Properties p = vm.getSystemProperties();
+ String location = (String) p.get(JFR_REPOSITORY_LOCATION_PROPERTY);
+ if (location == null) {
+ throw new AssertionError("Could not find repository path in agent properties");
+ }
+ Path path = Path.of(location);
+ if (!Files.isDirectory(path)) {
+ throw new AssertionError("Repository path doesn't point to directory");
+ }
+ }
+
+ private static void testAfterChange() {
+ Path newRepository = Path.of(".").toAbsolutePath();
+
+ String cmd = "JFR.configure repository=" + newRepository.toString();
+ CommandExecutor executor = new PidJcmdExecutor();
+ executor.execute(cmd);
+ String location = System.getProperty(JFR_REPOSITORY_LOCATION_PROPERTY);
+ if (newRepository.toString().equals(location)) {
+ throw new AssertionError("Repository path not updated after it has been changed");
+ }
+ }
+
+ private static void testAfterInitialization() {
+ try (Recording r = new Recording()) {
+ r.start();
+ String location = System.getProperty(JFR_REPOSITORY_LOCATION_PROPERTY);
+ if (location == null) {
+ throw new AssertionError("Repository path should exist after JFR is initialized");
+ }
+ System.out.println("repository=" + location);
+ Path p = Path.of(location);
+ if (!Files.isDirectory(p)) {
+ throw new AssertionError("Repository path doesn't point to directory");
+ }
+ }
+
+ }
+
+ private static void testBeforeInitialization() {
+ String location = System.getProperty(JFR_REPOSITORY_LOCATION_PROPERTY);
+ if (location != null) {
+ throw new AssertionError("Repository path should not exist before JFR is initialized");
+ }
+ }
+}