1 /* 2 * Copyright (c) 2014, 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_JNI_JFRJNIMETHOD_HPP 26 #define SHARE_VM_JFR_JNI_JFRJNIMETHOD_HPP 27 28 #include "jni.h" 29 30 /* 31 * Native methods for jdk.jfr.internal.JVM 32 */ 33 34 #ifdef __cplusplus 35 extern "C" { 36 #endif 37 38 jboolean JNICALL jfr_is_enabled(); 39 40 jboolean JNICALL jfr_is_disabled(); 41 42 jboolean JNICALL jfr_is_started(); 43 44 jlong JNICALL jfr_elapsed_counter(JNIEnv* env, jobject jvm); 45 46 jboolean JNICALL jfr_create_jfr(JNIEnv* env, jobject jvm, jboolean simulate_failure); 47 48 jboolean JNICALL jfr_destroy_jfr(JNIEnv* env, jobject jvm); 49 50 void JNICALL jfr_begin_recording(JNIEnv* env, jobject jvm); 51 52 void JNICALL jfr_end_recording(JNIEnv* env, jobject jvm); 53 54 jboolean JNICALL jfr_emit_event(JNIEnv* env, jobject jvm, jlong eventTypeId, jlong timeStamp, jlong when); 55 56 jobject JNICALL jfr_get_all_event_classes(JNIEnv* env, jobject jvm); 57 58 jlong JNICALL jfr_class_id(JNIEnv* env, jclass jvm, jclass jc); 59 60 jstring JNICALL jfr_get_pid(JNIEnv* env, jobject jvm); 61 62 jlong JNICALL jfr_stacktrace_id(JNIEnv* env, jobject jvm, jint skip); 63 64 jlong JNICALL jfr_elapsed_frequency(JNIEnv* env, jobject jvm); 65 66 void JNICALL jfr_subscribe_log_level(JNIEnv* env, jobject jvm, jobject log_tag, jint id); 67 68 void JNICALL jfr_log(JNIEnv* env, jobject jvm, jint tag_set, jint level, jstring message); 69 70 void JNICALL jfr_retransform_classes(JNIEnv* env, jobject jvm, jobjectArray classes); 71 72 void JNICALL jfr_set_enabled(JNIEnv* env, jobject jvm, jlong event_type_id, jboolean enabled); 73 74 void JNICALL jfr_set_file_notification(JNIEnv* env, jobject jvm, jlong delta); 75 76 void JNICALL jfr_set_global_buffer_count(JNIEnv* env, jobject jvm, jlong count); 77 78 void JNICALL jfr_set_global_buffer_size(JNIEnv* env, jobject jvm, jlong size); 79 80 void JNICALL jfr_set_method_sampling_interval(JNIEnv* env, jobject jvm, jlong type, jlong intervalMillis); 81 82 void JNICALL jfr_set_output(JNIEnv* env, jobject jvm, jstring path); 83 84 void JNICALL jfr_set_sample_threads(JNIEnv* env, jobject jvm, jboolean sampleThreads); 85 86 void JNICALL jfr_set_stack_depth(JNIEnv* env, jobject jvm, jint depth); 87 88 void JNICALL jfr_set_stacktrace_enabled(JNIEnv* env, jobject jvm, jlong event_type_id, jboolean enabled); 89 90 void JNICALL jfr_set_thread_buffer_size(JNIEnv* env, jobject jvm, jlong size); 91 92 void JNICALL jfr_set_memory_size(JNIEnv* env, jobject jvm, jlong size); 93 94 jboolean JNICALL jfr_set_threshold(JNIEnv* env, jobject jvm, jlong event_type_id, jlong thresholdTicks); 95 96 void JNICALL jfr_store_metadata_descriptor(JNIEnv* env, jobject jvm, jbyteArray descriptor); 97 98 jlong JNICALL jfr_id_for_thread(JNIEnv* env, jobject jvm, jobject t); 99 100 jboolean JNICALL jfr_allow_event_retransforms(JNIEnv* env, jobject jvm); 101 102 jboolean JNICALL jfr_is_available(JNIEnv* env, jclass jvm); 103 104 jdouble JNICALL jfr_time_conv_factor(JNIEnv* env, jobject jvm); 105 106 jlong JNICALL jfr_type_id(JNIEnv* env, jobject jvm, jclass jc); 107 108 void JNICALL jfr_set_repository_location(JNIEnv* env, jobject repo, jstring location); 109 110 jobject JNICALL jfr_get_event_writer(JNIEnv* env, jclass cls); 111 112 jobject JNICALL jfr_new_event_writer(JNIEnv* env, jclass cls); 113 114 jboolean JNICALL jfr_event_writer_flush(JNIEnv* env, jclass cls, jobject writer, jint used_size, jint requested_size); 115 116 void JNICALL jfr_abort(JNIEnv* env, jobject jvm, jstring errorMsg); 117 118 jboolean JNICALL jfr_add_string_constant(JNIEnv* env, jclass jvm, jlong id, jstring string); 119 120 void JNICALL jfr_uncaught_exception(JNIEnv* env, jobject jvm, jobject thread, jthrowable throwable); 121 122 void JNICALL jfr_set_force_instrumentation(JNIEnv* env, jobject jvm, jboolean force); 123 124 jlong JNICALL jfr_get_unloaded_event_classes_count(JNIEnv* env, jobject jvm); 125 126 jboolean JNICALL jfr_set_cutoff(JNIEnv* env, jobject jvm, jlong event_type_id, jlong cutoff_ticks); 127 128 void JNICALL jfr_emit_old_object_samples(JNIEnv* env, jobject jvm, jlong cutoff_ticks, jboolean); 129 130 jboolean JNICALL jfr_should_rotate_disk(JNIEnv* env, jobject jvm); 131 132 133 #ifdef __cplusplus 134 } 135 #endif 136 137 #endif // SHARE_VM_JFR_JNI_JFRJNIMETHOD_HPP 138