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| 1 /* | |
| 2 * Licensed to the Apache Software Foundation (ASF) under one or more | |
| 3 * contributor license agreements. See the NOTICE file distributed with | |
| 4 * this work for additional information regarding copyright ownership. | |
| 5 * The ASF licenses this file to You under the Apache License, Version 2.0 | |
| 6 * (the "License"); you may not use this file except in compliance with | |
| 7 * the License. You may obtain a copy of the License at | |
| 8 * | |
| 9 * http://www.apache.org/licenses/LICENSE-2.0 | |
| 10 * | |
| 11 * Unless required by applicable law or agreed to in writing, software | |
| 12 * distributed under the License is distributed on an "AS IS" BASIS, | |
| 13 * WITHOUT WARRANTIES OR CONDITIONS OF ANY KIND, either express or implied. | |
| 14 * See the License for the specific language governing permissions and | |
| 15 * limitations under the License. | |
| 16 */ | |
| 17 | |
| 18 package org.apache.tomcat.jni; | |
| 19 | |
| 20 import java.io.File; | |
| 21 | |
| 22 /** Library | |
| 23 * | |
| 24 * @author Mladen Turk | |
| 25 */ | |
| 26 public final class Library { | |
| 27 | |
| 28 /* Default library names */ | |
| 29 private static final String [] NAMES = {"netty-tcnative", "libnetty-tcnative
", "netty-tcnative-1", "libnetty-tcnative-1"}; | |
| 30 /* | |
| 31 * A handle to the unique Library singleton instance. | |
| 32 */ | |
| 33 private static Library _instance = null; | |
| 34 | |
| 35 private Library() throws Exception { | |
| 36 boolean loaded = false; | |
| 37 String path = System.getProperty("java.library.path"); | |
| 38 String [] paths = path.split(File.pathSeparator); | |
| 39 StringBuilder err = new StringBuilder(); | |
| 40 for (int i = 0; i < NAMES.length; i++) { | |
| 41 try { | |
| 42 System.loadLibrary(NAMES[i]); | |
| 43 loaded = true; | |
| 44 } catch (ThreadDeath | VirtualMachineError t) { | |
| 45 throw t; | |
| 46 } catch (Throwable t) { | |
| 47 String name = System.mapLibraryName(NAMES[i]); | |
| 48 for (int j = 0; j < paths.length; j++) { | |
| 49 java.io.File fd = new java.io.File(paths[j] , name); | |
| 50 if (fd.exists()) { | |
| 51 // File exists but failed to load | |
| 52 throw t; | |
| 53 } | |
| 54 } | |
| 55 if (i > 0) { | |
| 56 err.append(", "); | |
| 57 } | |
| 58 err.append(t.getMessage()); | |
| 59 } | |
| 60 if (loaded) { | |
| 61 break; | |
| 62 } | |
| 63 } | |
| 64 if (!loaded) { | |
| 65 StringBuilder names = new StringBuilder(); | |
| 66 for (String name : NAMES) { | |
| 67 names.append(name); | |
| 68 names.append(", "); | |
| 69 } | |
| 70 throw new LibraryNotFoundError(names.substring(0, names.length() -2)
, err.toString()); | |
| 71 } | |
| 72 } | |
| 73 | |
| 74 private Library(String libraryName) | |
| 75 { | |
| 76 if (!"provided".equals(libraryName)) { | |
| 77 System.loadLibrary(libraryName); | |
| 78 } | |
| 79 } | |
| 80 | |
| 81 /* create global TCN's APR pool | |
| 82 * This has to be the first call to TCN library. | |
| 83 */ | |
| 84 private static native boolean initialize(); | |
| 85 /* destroy global TCN's APR pool | |
| 86 * This has to be the last call to TCN library. | |
| 87 */ | |
| 88 public static native void terminate(); | |
| 89 /* Internal function for loading APR Features */ | |
| 90 private static native boolean has(int what); | |
| 91 /* Internal function for loading APR Features */ | |
| 92 private static native int version(int what); | |
| 93 /* Internal function for loading APR sizes */ | |
| 94 private static native int size(int what); | |
| 95 | |
| 96 /* TCN_MAJOR_VERSION */ | |
| 97 public static int TCN_MAJOR_VERSION = 0; | |
| 98 /* TCN_MINOR_VERSION */ | |
| 99 public static int TCN_MINOR_VERSION = 0; | |
| 100 /* TCN_PATCH_VERSION */ | |
| 101 public static int TCN_PATCH_VERSION = 0; | |
| 102 /* TCN_IS_DEV_VERSION */ | |
| 103 public static int TCN_IS_DEV_VERSION = 0; | |
| 104 /* APR_MAJOR_VERSION */ | |
| 105 public static int APR_MAJOR_VERSION = 0; | |
| 106 /* APR_MINOR_VERSION */ | |
| 107 public static int APR_MINOR_VERSION = 0; | |
| 108 /* APR_PATCH_VERSION */ | |
| 109 public static int APR_PATCH_VERSION = 0; | |
| 110 /* APR_IS_DEV_VERSION */ | |
| 111 public static int APR_IS_DEV_VERSION = 0; | |
| 112 | |
| 113 /* TCN_VERSION_STRING */ | |
| 114 public static native String versionString(); | |
| 115 /* APR_VERSION_STRING */ | |
| 116 public static native String aprVersionString(); | |
| 117 | |
| 118 /* APR Feature Macros */ | |
| 119 public static boolean APR_HAVE_IPV6 = false; | |
| 120 public static boolean APR_HAS_SHARED_MEMORY = false; | |
| 121 public static boolean APR_HAS_THREADS = false; | |
| 122 public static boolean APR_HAS_SENDFILE = false; | |
| 123 public static boolean APR_HAS_MMAP = false; | |
| 124 public static boolean APR_HAS_FORK = false; | |
| 125 public static boolean APR_HAS_RANDOM = false; | |
| 126 public static boolean APR_HAS_OTHER_CHILD = false; | |
| 127 public static boolean APR_HAS_DSO = false; | |
| 128 public static boolean APR_HAS_SO_ACCEPTFILTER = false; | |
| 129 public static boolean APR_HAS_UNICODE_FS = false; | |
| 130 public static boolean APR_HAS_PROC_INVOKED = false; | |
| 131 public static boolean APR_HAS_USER = false; | |
| 132 public static boolean APR_HAS_LARGE_FILES = false; | |
| 133 public static boolean APR_HAS_XTHREAD_FILES = false; | |
| 134 public static boolean APR_HAS_OS_UUID = false; | |
| 135 /* Are we big endian? */ | |
| 136 public static boolean APR_IS_BIGENDIAN = false; | |
| 137 /* APR sets APR_FILES_AS_SOCKETS to 1 on systems where it is possible | |
| 138 * to poll on files/pipes. | |
| 139 */ | |
| 140 public static boolean APR_FILES_AS_SOCKETS = false; | |
| 141 /* This macro indicates whether or not EBCDIC is the native character set. | |
| 142 */ | |
| 143 public static boolean APR_CHARSET_EBCDIC = false; | |
| 144 /* Is the TCP_NODELAY socket option inherited from listening sockets? | |
| 145 */ | |
| 146 public static boolean APR_TCP_NODELAY_INHERITED = false; | |
| 147 /* Is the O_NONBLOCK flag inherited from listening sockets? | |
| 148 */ | |
| 149 public static boolean APR_O_NONBLOCK_INHERITED = false; | |
| 150 | |
| 151 | |
| 152 public static int APR_SIZEOF_VOIDP; | |
| 153 public static int APR_PATH_MAX; | |
| 154 public static int APRMAXHOSTLEN; | |
| 155 public static int APR_MAX_IOVEC_SIZE; | |
| 156 public static int APR_MAX_SECS_TO_LINGER; | |
| 157 public static int APR_MMAP_THRESHOLD; | |
| 158 public static int APR_MMAP_LIMIT; | |
| 159 | |
| 160 /* return global TCN's APR pool */ | |
| 161 public static native long globalPool(); | |
| 162 | |
| 163 /** | |
| 164 * Setup any APR internal data structures. This MUST be the first function | |
| 165 * called for any APR library. | |
| 166 * @param libraryName the name of the library to load | |
| 167 */ | |
| 168 public static boolean initialize(String libraryName) | |
| 169 throws Exception | |
| 170 { | |
| 171 if (_instance == null) { | |
| 172 if (libraryName == null) | |
| 173 _instance = new Library(); | |
| 174 else | |
| 175 _instance = new Library(libraryName); | |
| 176 TCN_MAJOR_VERSION = version(0x01); | |
| 177 TCN_MINOR_VERSION = version(0x02); | |
| 178 TCN_PATCH_VERSION = version(0x03); | |
| 179 TCN_IS_DEV_VERSION = version(0x04); | |
| 180 APR_MAJOR_VERSION = version(0x11); | |
| 181 APR_MINOR_VERSION = version(0x12); | |
| 182 APR_PATCH_VERSION = version(0x13); | |
| 183 APR_IS_DEV_VERSION = version(0x14); | |
| 184 | |
| 185 APR_SIZEOF_VOIDP = size(1); | |
| 186 APR_PATH_MAX = size(2); | |
| 187 APRMAXHOSTLEN = size(3); | |
| 188 APR_MAX_IOVEC_SIZE = size(4); | |
| 189 APR_MAX_SECS_TO_LINGER = size(5); | |
| 190 APR_MMAP_THRESHOLD = size(6); | |
| 191 APR_MMAP_LIMIT = size(7); | |
| 192 | |
| 193 APR_HAVE_IPV6 = has(0); | |
| 194 APR_HAS_SHARED_MEMORY = has(1); | |
| 195 APR_HAS_THREADS = has(2); | |
| 196 APR_HAS_SENDFILE = has(3); | |
| 197 APR_HAS_MMAP = has(4); | |
| 198 APR_HAS_FORK = has(5); | |
| 199 APR_HAS_RANDOM = has(6); | |
| 200 APR_HAS_OTHER_CHILD = has(7); | |
| 201 APR_HAS_DSO = has(8); | |
| 202 APR_HAS_SO_ACCEPTFILTER = has(9); | |
| 203 APR_HAS_UNICODE_FS = has(10); | |
| 204 APR_HAS_PROC_INVOKED = has(11); | |
| 205 APR_HAS_USER = has(12); | |
| 206 APR_HAS_LARGE_FILES = has(13); | |
| 207 APR_HAS_XTHREAD_FILES = has(14); | |
| 208 APR_HAS_OS_UUID = has(15); | |
| 209 APR_IS_BIGENDIAN = has(16); | |
| 210 APR_FILES_AS_SOCKETS = has(17); | |
| 211 APR_CHARSET_EBCDIC = has(18); | |
| 212 APR_TCP_NODELAY_INHERITED = has(19); | |
| 213 APR_O_NONBLOCK_INHERITED = has(20); | |
| 214 if (APR_MAJOR_VERSION < 1) { | |
| 215 throw new UnsatisfiedLinkError("Unsupported APR Version (" + | |
| 216 aprVersionString() + ")"); | |
| 217 } | |
| 218 if (!APR_HAS_THREADS) { | |
| 219 throw new UnsatisfiedLinkError("Missing APR_HAS_THREADS"); | |
| 220 } | |
| 221 } | |
| 222 return initialize(); | |
| 223 } | |
| 224 } | |
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Chromium Code Reviews
Issue 2842333002:
Updated netty-tcnative to version 2.0.0.Final (Closed)
