| /* |
| * 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.hadoop.jmx; |
| |
| |
| import java.net.URL; |
| import java.util.regex.Matcher; |
| import java.util.regex.Pattern; |
| |
| import org.apache.commons.logging.Log; |
| import org.apache.commons.logging.LogFactory; |
| import org.apache.hadoop.http.HttpServer; |
| import org.apache.hadoop.http.HttpServerFunctionalTest; |
| import org.junit.AfterClass; |
| import org.junit.BeforeClass; |
| import org.junit.Test; |
| |
| public class TestJMXJsonServlet extends HttpServerFunctionalTest { |
| private static final Log LOG = LogFactory.getLog(TestJMXJsonServlet.class); |
| private static HttpServer server; |
| private static URL baseUrl; |
| |
| @BeforeClass public static void setup() throws Exception { |
| server = createTestServer(); |
| server.start(); |
| baseUrl = getServerURL(server); |
| } |
| |
| @AfterClass public static void cleanup() throws Exception { |
| server.stop(); |
| } |
| |
| public static void assertReFind(String re, String value) { |
| Pattern p = Pattern.compile(re); |
| Matcher m = p.matcher(value); |
| assertTrue("'"+p+"' does not match "+value, m.find()); |
| } |
| |
| @Test public void testQury() throws Exception { |
| String result = readOutput(new URL(baseUrl, "/jmx?qry=java.lang:type=Runtime")); |
| LOG.info("/jmx?qry=java.lang:type=Runtime RESULT: "+result); |
| assertReFind("\"name\"\\s*:\\s*\"java.lang:type=Runtime\"", result); |
| assertReFind("\"modelerType\"", result); |
| |
| result = readOutput(new URL(baseUrl, "/jmx?qry=java.lang:type=Memory")); |
| LOG.info("/jmx?qry=java.lang:type=Memory RESULT: "+result); |
| assertReFind("\"name\"\\s*:\\s*\"java.lang:type=Memory\"", result); |
| assertReFind("\"modelerType\"", result); |
| |
| result = readOutput(new URL(baseUrl, "/jmx")); |
| LOG.info("/jmx RESULT: "+result); |
| assertReFind("\"name\"\\s*:\\s*\"java.lang:type=Memory\"", result); |
| |
| // test to get an attribute of a mbean |
| result = readOutput(new URL(baseUrl, |
| "/jmx?get=java.lang:type=Memory::HeapMemoryUsage")); |
| LOG.info("/jmx RESULT: "+result); |
| assertReFind("\"name\"\\s*:\\s*\"java.lang:type=Memory\"", result); |
| assertReFind("\"committed\"\\s*:", result); |
| |
| // negative test to get an attribute of a mbean |
| result = readOutput(new URL(baseUrl, |
| "/jmx?get=java.lang:type=Memory::")); |
| LOG.info("/jmx RESULT: "+result); |
| assertReFind("\"ERROR\"", result); |
| |
| // test to get JSONP result |
| result = readOutput(new URL(baseUrl, "/jmx?qry=java.lang:type=Memory&callback=mycallback1")); |
| LOG.info("/jmx?qry=java.lang:type=Memory&callback=mycallback RESULT: "+result); |
| assertReFind("^mycallback1\\(\\{", result); |
| assertReFind("\\}\\);$", result); |
| |
| // negative test to get an attribute of a mbean as JSONP |
| result = readOutput(new URL(baseUrl, |
| "/jmx?get=java.lang:type=Memory::&callback=mycallback2")); |
| LOG.info("/jmx RESULT: "+result); |
| assertReFind("^mycallback2\\(\\{", result); |
| assertReFind("\"ERROR\"", result); |
| assertReFind("\\}\\);$", result); |
| |
| // test to get an attribute of a mbean as JSONP |
| result = readOutput(new URL(baseUrl, |
| "/jmx?get=java.lang:type=Memory::HeapMemoryUsage&callback=mycallback3")); |
| LOG.info("/jmx RESULT: "+result); |
| assertReFind("^mycallback3\\(\\{", result); |
| assertReFind("\"name\"\\s*:\\s*\"java.lang:type=Memory\"", result); |
| assertReFind("\"committed\"\\s*:", result); |
| assertReFind("\\}\\);$", result); |
| |
| } |
| } |