| /* |
| * Licensed to the Apache Software Foundation (ASF) under one or more contributor license |
| * agreements. See the NOTICE file distributed with this work for additional information regarding |
| * copyright ownership. The ASF licenses this file to You under the Apache License, Version 2.0 (the |
| * "License"); you may not use this file except in compliance with the License. You may obtain a |
| * copy of the License at |
| * |
| * http://www.apache.org/licenses/LICENSE-2.0 |
| * |
| * Unless required by applicable law or agreed to in writing, software distributed under the License |
| * is distributed on an "AS IS" BASIS, WITHOUT WARRANTIES OR CONDITIONS OF ANY KIND, either express |
| * or implied. See the License for the specific language governing permissions and limitations under |
| * the License. |
| */ |
| package org.apache.geode.management.internal.cli.util; |
| |
| import static org.apache.geode.internal.Assert.assertNotNull; |
| |
| import java.io.FileNotFoundException; |
| import java.util.EmptyStackException; |
| import java.util.Stack; |
| |
| import org.apache.commons.lang3.JavaVersion; |
| |
| import org.apache.geode.GemFireException; |
| import org.apache.geode.internal.lang.StringUtils; |
| import org.apache.geode.internal.lang.SystemUtils; |
| import org.apache.geode.internal.util.IOUtils; |
| import org.apache.geode.management.internal.cli.i18n.CliStrings; |
| |
| public class JdkTool { |
| protected static final String JAVA_HOME = System.getProperty("java.home"); |
| |
| public static String getJVisualVMPathname() { |
| if (SystemUtils.isMacOSX()) { |
| try { |
| return IOUtils.verifyPathnameExists( |
| "/System/Library/Java/Support/VisualVM.bundle/Contents/Home/bin/jvisualvm"); |
| } catch (FileNotFoundException e) { |
| throw new VisualVmNotFoundException(CliStrings.START_JVISUALVM__NOT_FOUND_ERROR_MESSAGE, e); |
| } |
| } else { // Linux, Solaris, Windows, etc... |
| try { |
| return getJdkToolPathname("jvisualvm" + getExecutableSuffix(), |
| new VisualVmNotFoundException(CliStrings.START_JVISUALVM__NOT_FOUND_ERROR_MESSAGE)); |
| } catch (VisualVmNotFoundException e) { |
| if (!org.apache.commons.lang3.SystemUtils.isJavaVersionAtLeast(JavaVersion.JAVA_1_6)) { |
| throw new VisualVmNotFoundException( |
| CliStrings.START_JVISUALVM__EXPECTED_JDK_VERSION_ERROR_MESSAGE); |
| } |
| |
| throw e; |
| } |
| } |
| } |
| |
| public static String getJConsolePathname() { |
| return getJdkToolPathname("jconsole" + getExecutableSuffix(), |
| new JConsoleNotFoundException(CliStrings.START_JCONSOLE__NOT_FOUND_ERROR_MESSAGE)); |
| } |
| |
| protected static String getJdkToolPathname(final String jdkToolExecutableName, |
| final GemFireException throwable) { |
| assertNotNull(jdkToolExecutableName, "The JDK tool executable name cannot be null!"); |
| assertNotNull(throwable, "The GemFireException cannot be null!"); |
| |
| Stack<String> pathnames = new Stack<>(); |
| |
| pathnames.push(jdkToolExecutableName); |
| pathnames |
| .push(IOUtils.appendToPath(System.getenv("JAVA_HOME"), "..", "bin", jdkToolExecutableName)); |
| pathnames.push(IOUtils.appendToPath(System.getenv("JAVA_HOME"), "bin", jdkToolExecutableName)); |
| pathnames.push(IOUtils.appendToPath(JAVA_HOME, "..", "bin", jdkToolExecutableName)); |
| pathnames.push(IOUtils.appendToPath(JAVA_HOME, "bin", jdkToolExecutableName)); |
| |
| return getJdkToolPathname(pathnames, throwable); |
| } |
| |
| protected static String getJdkToolPathname(final Stack<String> pathnames, |
| final GemFireException throwable) { |
| assertNotNull(pathnames, "The JDK tool executable pathnames cannot be null!"); |
| assertNotNull(throwable, "The GemFireException cannot be null!"); |
| |
| try { |
| // assume 'java.home' JVM System property refers to the JDK installation directory. note, |
| // however, that the |
| // 'java.home' JVM System property usually refers to the JRE used to launch this application |
| return IOUtils.verifyPathnameExists(pathnames.pop()); |
| } catch (EmptyStackException ignore) { |
| throw throwable; |
| } catch (FileNotFoundException ignore) { |
| return getJdkToolPathname(pathnames, throwable); |
| } |
| } |
| |
| protected static String getExecutableSuffix() { |
| return SystemUtils.isWindows() ? ".exe" : StringUtils.EMPTY; |
| } |
| } |