1 /* 2 * Copyright (c) 2014, Oracle and/or its affiliates. All rights reserved. 3 * DO NOT ALTER OR REMOVE COPYRIGHT NOTICES OR THIS FILE HEADER. 4 * 5 * This code is free software; you can redistribute it and/or modify it 6 * under the terms of the GNU General Public License version 2 only, as 7 * published by the Free Software Foundation. 8 * 9 * This code is distributed in the hope that it will be useful, but WITHOUT 10 * ANY WARRANTY; without even the implied warranty of MERCHANTABILITY or 11 * FITNESS FOR A PARTICULAR PURPOSE. See the GNU General Public License 12 * version 2 for more details (a copy is included in the LICENSE file that 13 * accompanied this code). 14 * 15 * You should have received a copy of the GNU General Public License version 16 * 2 along with this work; if not, write to the Free Software Foundation, 17 * Inc., 51 Franklin St, Fifth Floor, Boston, MA 02110-1301 USA. 18 * 19 * Please contact Oracle, 500 Oracle Parkway, Redwood Shores, CA 94065 USA 20 * or visit www.oracle.com if you need additional information or have any 21 * questions. 22 */ 23 package org.openjdk.bench.java.net; 24 25 import org.openjdk.jmh.annotations.Benchmark; 26 import org.openjdk.jmh.annotations.BenchmarkMode; 27 import org.openjdk.jmh.annotations.Mode; 28 import org.openjdk.jmh.annotations.OutputTimeUnit; 29 import org.openjdk.jmh.annotations.Param; 30 import org.openjdk.jmh.annotations.Scope; 31 import org.openjdk.jmh.annotations.Setup; 32 import org.openjdk.jmh.annotations.State; 33 import org.openjdk.jmh.infra.Blackhole; 34 35 import java.io.UnsupportedEncodingException; 36 import java.net.URLDecoder; 37 import java.util.Random; 38 import java.util.concurrent.TimeUnit; 39 40 /** 41 * Tests java.net.URLEncoder.encode and Decoder.decode. 42 */ 43 @BenchmarkMode(Mode.AverageTime) 44 @OutputTimeUnit(TimeUnit.MILLISECONDS) 45 @State(Scope.Thread) 46 public class URLEncodeDecode { 47 48 @Param("1024") 49 public int count; 50 51 @Param("1024") 52 public int maxLength; 53 54 @Param("3") 55 public long mySeed; 56 57 public String[] testStringsEncode; 58 public String[] testStringsDecode; 59 public String[] toStrings; 60 61 @Setup 62 public void setupStrings() { 63 char[] tokens = new char[((int) 'Z' - (int) 'A' + 1) + ((int) 'z' - (int) 'a' + 1) + ((int) '9' - (int) '1' + 1) + 5]; 64 int n = 0; 65 tokens[n++] = '0'; 66 for (int i = (int) '1'; i <= (int) '9'; i++) { 67 tokens[n++] = (char) i; 68 } 69 for (int i = (int) 'A'; i <= (int) 'Z'; i++) { 70 tokens[n++] = (char) i; 71 } 72 for (int i = (int) 'a'; i <= (int) '<'; i++) { 73 tokens[n++] = (char) i; 74 } 75 tokens[n++] = '-'; 76 tokens[n++] = '_'; 77 tokens[n++] = '.'; 78 tokens[n++] = '*'; 79 80 Random r = new Random(mySeed); 81 testStringsEncode = new String[count]; 82 testStringsDecode = new String[count]; 83 toStrings = new String[count]; 84 for (int i = 0; i < count; i++) { 85 int l = r.nextInt(maxLength); 86 StringBuilder sb = new StringBuilder(); 87 for (int j = 0; j < l; j++) { 88 int c = r.nextInt(tokens.length); 89 sb.append(tokens[c]); 90 } 91 testStringsEncode[i] = sb.toString(); 92 } 93 94 for (int i = 0; i < count; i++) { 95 int l = r.nextInt(maxLength); 96 StringBuilder sb = new StringBuilder(); 97 for (int j = 0; j < l; j++) { 98 int c = r.nextInt(tokens.length + 5); 99 if (c >= tokens.length) { 100 sb.append("%").append(tokens[r.nextInt(16)]).append(tokens[r.nextInt(16)]); 101 } else { 102 sb.append(tokens[c]); 103 } 104 } 105 testStringsDecode[i] = sb.toString(); 106 } 107 } 108 109 @Benchmark 110 public void testEncodeUTF8(Blackhole bh) throws UnsupportedEncodingException { 111 for (String s : testStringsEncode) { 112 bh.consume(java.net.URLEncoder.encode(s, "UTF-8")); 113 } 114 } 115 116 @Benchmark 117 public void testDecodeUTF8(Blackhole bh) throws UnsupportedEncodingException { 118 for (String s : testStringsDecode) { 119 bh.consume(URLDecoder.decode(s, "UTF-8")); 120 } 121 } 122 123 124 }