1 /* 2 * Copyright (c) 2012, 2018, 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 */ 24 25 #ifndef SHARE_VM_JFR_RECORDER_JFREVENTSETTING_HPP 26 #define SHARE_VM_JFR_RECORDER_JFREVENTSETTING_HPP 27 28 #include "jni.h" 29 #include "jfr/utilities/jfrAllocation.hpp" 30 #include "tracefiles/traceEventControl.hpp" 31 #include "tracefiles/traceEventIds.hpp" 32 33 // 34 // Native event settings as an associative array using the event id as key. 35 // 36 class JfrEventSetting : AllStatic { 37 private: 38 static JfrNativeSettings _jvm_event_settings; 39 static jfrNativeEventSetting& setting(TraceEventId event_id); 40 41 public: 42 static void set_enabled(jlong event_id, bool enabled); 43 static bool is_enabled(TraceEventId event_id); 44 static void set_stacktrace(jlong event_id, bool enabled); 45 static bool has_stacktrace(TraceEventId event_id); 46 static bool set_threshold(jlong event_id, jlong threshold_ticks); 47 static jlong threshold(TraceEventId event_id); 48 static bool set_cutoff(jlong event_id, jlong cutoff_ticks); 49 static jlong cutoff(TraceEventId event_id); 50 DEBUG_ONLY(static bool bounds_check_event(jlong id);) 51 }; 52 53 #endif // SHARE_VM_JFR_RECORDER_JFREVENTSETTING_HPP