| /* |
| * 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.kafka.common.utils; |
| |
| import static org.junit.Assert.assertEquals; |
| import static org.junit.Assert.assertFalse; |
| import static org.junit.Assert.assertTrue; |
| |
| import org.junit.After; |
| import org.junit.Before; |
| import org.junit.Test; |
| |
| public class JavaTest { |
| |
| private String javaVendor; |
| |
| @Before |
| public void before() { |
| javaVendor = System.getProperty("java.vendor"); |
| } |
| |
| @After |
| public void after() { |
| System.setProperty("java.vendor", javaVendor); |
| } |
| |
| @Test |
| public void testIsIBMJdk() { |
| System.setProperty("java.vendor", "Oracle Corporation"); |
| assertFalse(Java.isIbmJdk()); |
| System.setProperty("java.vendor", "IBM Corporation"); |
| assertTrue(Java.isIbmJdk()); |
| } |
| |
| @Test |
| public void testLoadKerberosLoginModule() throws ClassNotFoundException { |
| String clazz = Java.isIbmJdk() |
| ? "com.ibm.security.auth.module.Krb5LoginModule" |
| : "com.sun.security.auth.module.Krb5LoginModule"; |
| Class.forName(clazz); |
| } |
| |
| @Test |
| public void testJavaVersion() { |
| Java.Version v = Java.parseVersion("9"); |
| assertEquals(9, v.majorVersion); |
| assertEquals(0, v.minorVersion); |
| assertTrue(v.isJava9Compatible()); |
| |
| v = Java.parseVersion("9.0.1"); |
| assertEquals(9, v.majorVersion); |
| assertEquals(0, v.minorVersion); |
| assertTrue(v.isJava9Compatible()); |
| |
| v = Java.parseVersion("9.0.0.15"); // Azul Zulu |
| assertEquals(9, v.majorVersion); |
| assertEquals(0, v.minorVersion); |
| assertTrue(v.isJava9Compatible()); |
| |
| v = Java.parseVersion("9.1"); |
| assertEquals(9, v.majorVersion); |
| assertEquals(1, v.minorVersion); |
| assertTrue(v.isJava9Compatible()); |
| |
| v = Java.parseVersion("1.8.0_152"); |
| assertEquals(1, v.majorVersion); |
| assertEquals(8, v.minorVersion); |
| assertFalse(v.isJava9Compatible()); |
| |
| v = Java.parseVersion("1.7.0_80"); |
| assertEquals(1, v.majorVersion); |
| assertEquals(7, v.minorVersion); |
| assertFalse(v.isJava9Compatible()); |
| } |
| } |