--- /dev/null 2020-01-02 04:43:18.583999853 +0000 +++ new/src/share/classes/jdk/jfr/internal/LogTag.java 2020-01-30 06:26:22.346482804 +0000 @@ -0,0 +1,90 @@ +/* + * Copyright (c) 2016, 2018, 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 + * questions. + */ + +package jdk.jfr.internal; + +/* Mapped against c++ enum in jfrLogTagSet.hpp */ +public enum LogTag { + /** + * Covers + * + * Target audience: operations + */ + JFR(0), + /** + * Covers general implementation aspects of JFR (for Hotspot developers) + */ + JFR_SYSTEM(1), + /** + * Covers JVM/JDK events (for Hotspot developers) + */ + JFR_SYSTEM_EVENT(2), + /** + * Covers setting for the JVM/JDK (for Hotspot developers) + */ + JFR_SYSTEM_SETTING(3), + /** + * Covers generated bytecode (for Hotspot developers) + */ + JFR_SYSTEM_BYTECODE(4), + /** + * Covers XML parsing (for Hotspot developers) + */ + JFR_SYSTEM_PARSER(5), + /** + * Covers metadata for JVM/JDK (for Hotspot developers) + */ + JFR_SYSTEM_METADATA(6), + /** + * Covers metadata for Java user (for Hotspot developers) + */ + JFR_METADATA(7), + /** + * Covers events (for users of the JDK) + */ + JFR_EVENT(8), + /** + * Covers setting (for users of the JDK) + */ + JFR_SETTING(9), + /** + * Covers usage of jcmd with JFR + */ + JFR_DCMD(10); + + /* set from native side */ + volatile int tagSetLevel = 100; // prevent logging if JVM log system has not been initialized + + final int id; + + LogTag(int tagId) { + id = tagId; + } +}