| /* |
| * 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.catalina.connector; |
| |
| import java.net.URI; |
| |
| import org.junit.Assert; |
| import org.junit.Test; |
| |
| import org.apache.catalina.startup.LoggingBaseTest; |
| import org.apache.tomcat.unittest.TesterRequest; |
| |
| public class TestResponsePerformance extends LoggingBaseTest { |
| |
| private final int ITERATIONS = 100000; |
| |
| @Test |
| public void testToAbsolutePerformance() throws Exception { |
| Request req = new TesterRequest(); |
| Response resp = new Response(); |
| resp.setRequest(req); |
| |
| // Warm up |
| doHomebrew(resp); |
| doUri(); |
| |
| // To allow for timing differences between runs, a "best of n" approach |
| // is taken for this test |
| final int bestOf = 5; |
| final int winTarget = (bestOf + 1) / 2; |
| int homebrewWin = 0; |
| int count = 0; |
| |
| while (count < bestOf && homebrewWin < winTarget) { |
| long homebrew = doHomebrew(resp); |
| long uri = doUri(); |
| log.info("Current 'home-brew': " + homebrew + "ms, Using URI: " + uri + "ms"); |
| if (homebrew < uri) { |
| homebrewWin++; |
| } |
| count++; |
| } |
| Assert.assertTrue(homebrewWin == winTarget); |
| } |
| |
| |
| private long doHomebrew(Response resp) { |
| long start = System.currentTimeMillis(); |
| for (int i = 0; i < ITERATIONS; i++) { |
| resp.toAbsolute("bar.html"); |
| } |
| return System.currentTimeMillis() - start; |
| } |
| |
| |
| private long doUri() { |
| long start = System.currentTimeMillis(); |
| for (int i = 0; i < ITERATIONS; i++) { |
| URI base = URI.create( |
| "http://localhost:8080/level1/level2/foo.html"); |
| base.resolve(URI.create("bar.html")).toASCIIString(); |
| } |
| return System.currentTimeMillis() - start; |
| } |
| } |