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.javax.xml; 24 25 import org.openjdk.jmh.annotations.Param; 26 import org.openjdk.jmh.annotations.Scope; 27 import org.openjdk.jmh.annotations.State; 28 29 import java.io.ByteArrayOutputStream; 30 import java.io.IOException; 31 import java.io.InputStream; 32 import java.net.URISyntaxException; 33 import java.util.concurrent.ConcurrentHashMap; 34 35 /** 36 * Abstract base class with functionality and constants used by the XML micros. 37 */ 38 @State(Scope.Benchmark) 39 public abstract class AbstractXMLMicro { 40 41 public static final String BUILDIMPL = "build-impl.xml"; 42 public static final String LOGCOMP = "log_comp.xml"; 43 public static final String MESSAGE12 = "message_12.xml"; 44 public static final String MSGATTACH = "msgAttach.xml"; 45 public static final String REZ = "reZ003vExc23082309.xml"; 46 47 protected static final ConcurrentHashMap<String, byte[]> byteCache = new ConcurrentHashMap<>(); 48 49 @Param({BUILDIMPL,LOGCOMP,MESSAGE12,MSGATTACH,REZ}) 50 protected String doc; 51 52 /** 53 * Gets a given InputStream as a byte-array. 54 * 55 * @param is stream to read from 56 * @return byte-array 57 * @throws IOException if things go crazy-crazy 58 */ 59 private static byte[] getBytes(InputStream is) throws IOException { 60 ByteArrayOutputStream baos = new ByteArrayOutputStream(); 61 byte[] b = new byte[1024]; 62 63 int available = is.available(); 64 while (available > 0) { 65 int read = Math.min(b.length, available); 66 67 int actuallyRead = is.read(b, 0, read); 68 baos.write(b, 0, actuallyRead); 69 70 available = is.available(); 71 } 72 73 is.close(); 74 byte array[] = baos.toByteArray(); 75 baos.close(); 76 77 return array; 78 } 79 80 /** 81 * Gets a given resource as a byte-array. 82 * 83 * @param name resource to fetch 84 * @return byte-array 85 * @throws IOException if things go crazy-crazy 86 * @throws URISyntaxException if resource given doesn't match syntax 87 */ 88 protected byte[] getFileBytesFromResource(String name) throws IOException, URISyntaxException { 89 byte[] bytes = byteCache.get(name); 90 if (bytes == null) { 91 bytes = getBytes(this.getClass().getResourceAsStream("/" 92 + AbstractXMLMicro.class.getPackage().getName().replace(".", "/") 93 + "/" + name)); 94 byteCache.put(name, bytes); 95 } 96 return bytes; 97 } 98 99 }