| /* |
| * Copyright (c) 2015, 2016, Oracle and/or its affiliates. All rights reserved. |
| * DO NOT ALTER OR REMOVE COPYRIGHT NOTICES OR THIS FILE HEADER. |
| * |
| * This code is free software; you can redistribute it and/or modify it |
| * under the terms of the GNU General Public License version 2 only, as |
| * published by the Free Software Foundation. Oracle designates this |
| * particular file as subject to the "Classpath" exception as provided |
| * by Oracle in the LICENSE file that accompanied this code. |
| * |
| * This code is distributed in the hope that it will be useful, but WITHOUT |
| * ANY WARRANTY; without even the implied warranty of MERCHANTABILITY or |
| * FITNESS FOR A PARTICULAR PURPOSE. See the GNU General Public License |
| * version 2 for more details (a copy is included in the LICENSE file that |
| * accompanied this code). |
| * |
| * You should have received a copy of the GNU General Public License version |
| * 2 along with this work; if not, write to the Free Software Foundation, |
| * Inc., 51 Franklin St, Fifth Floor, Boston, MA 02110-1301 USA. |
| * |
| * Please contact Oracle, 500 Oracle Parkway, Redwood Shores, CA 94065 USA |
| * or visit www.oracle.com if you need additional information or have any |
| */ |
| package java.net.http; |
| |
| import java.util.Locale; |
| import sun.util.logging.PlatformLogger; |
| |
| /** |
| * -Djava.net.HttpClient.log=errors,requests,headers,frames[:type:type2:..],content |
| * |
| * Any of errors, requests, headers or content are optional. |
| * |
| * Other handlers may be added. All logging is at level INFO |
| * |
| * Logger name is "java.net.http.HttpClient" |
| */ |
| class Log { |
| |
| final static String logProp = "java.net.http.HttpClient.log"; |
| |
| public static final int OFF = 0; |
| public static final int ERRORS = 0x1; |
| public static final int REQUESTS = 0x2; |
| public static final int HEADERS = 0x4; |
| public static final int CONTENT = 0x8; |
| public static final int FRAMES = 0x10; |
| public static final int SSL = 0x20; |
| static int logging; |
| |
| // Frame types: "control", "data", "window", "all" |
| public static final int CONTROL = 1; // all except DATA and WINDOW_UPDATES |
| public static final int DATA = 2; |
| public static final int WINDOW_UPDATES = 4; |
| public static final int ALL = CONTROL| DATA | WINDOW_UPDATES; |
| static int frametypes; |
| |
| static sun.util.logging.PlatformLogger logger; |
| |
| static { |
| String s = Utils.getNetProperty(logProp); |
| if (s == null) { |
| logging = OFF; |
| } else { |
| String[] vals = s.split(","); |
| for (String val : vals) { |
| switch (val.toLowerCase(Locale.US)) { |
| case "errors": |
| logging |= ERRORS; |
| break; |
| case "requests": |
| logging |= REQUESTS; |
| break; |
| case "headers": |
| logging |= HEADERS; |
| break; |
| case "content": |
| logging |= CONTENT; |
| break; |
| case "ssl": |
| logging |= SSL; |
| break; |
| case "all": |
| logging |= CONTENT|HEADERS|REQUESTS|FRAMES|ERRORS; |
| break; |
| } |
| if (val.startsWith("frames")) { |
| logging |= FRAMES; |
| String[] types = val.split(":"); |
| if (types.length == 1) { |
| frametypes = CONTROL | DATA | WINDOW_UPDATES; |
| } else { |
| for (String type : types) { |
| switch (type.toLowerCase()) { |
| case "control": |
| frametypes |= CONTROL; |
| break; |
| case "data": |
| frametypes |= DATA; |
| break; |
| case "window": |
| frametypes |= WINDOW_UPDATES; |
| break; |
| case "all": |
| frametypes = ALL; |
| break; |
| } |
| } |
| } |
| } |
| } |
| } |
| if (logging != OFF) { |
| logger = PlatformLogger.getLogger("java.net.http.HttpClient"); |
| } |
| } |
| |
| static boolean errors() { |
| return (logging & ERRORS) != 0; |
| } |
| |
| static boolean requests() { |
| return (logging & REQUESTS) != 0; |
| } |
| |
| static boolean headers() { |
| return (logging & HEADERS) != 0; |
| } |
| |
| static boolean ssl() { |
| return (logging & SSL) != 0; |
| } |
| |
| static boolean frames() { |
| return (logging & FRAMES) != 0; |
| } |
| |
| static void logError(String s) { |
| if (errors()) |
| logger.info("ERROR: " + s); |
| } |
| |
| static void logError(Throwable t) { |
| if (errors()) { |
| String s = Utils.stackTrace(t); |
| logger.info("ERROR: " + s); |
| } |
| } |
| |
| static void logSSL(String s) { |
| if (ssl()) |
| logger.info("SSL: " + s); |
| } |
| |
| static void logRequest(String s) { |
| if (requests()) |
| logger.info("REQUEST: " + s); |
| } |
| |
| static void logResponse(String s) { |
| if (requests()) |
| logger.info("RESPONSE: " + s); |
| } |
| |
| static void logHeaders(String s) { |
| if (headers()) |
| logger.info("HEADERS: " + s); |
| } |
| // END HTTP2 |
| } |