| /* |
| * Copyright (c) 2016, 2019, 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.consumer; |
| |
| import java.lang.reflect.Modifier; |
| |
| import jdk.jfr.internal.consumer.ObjectContext; |
| |
| /** |
| * A recorded frame in a stack trace. |
| * |
| * @since 9 |
| */ |
| public final class RecordedFrame extends RecordedObject { |
| // package private |
| RecordedFrame(ObjectContext objectContext, Object[] values) { |
| super(objectContext, values); |
| } |
| |
| /** |
| * Returns {@code true} if this is a Java frame, {@code false} otherwise. |
| * <p> |
| * A Java method that has a native modifier is considered a Java frame. |
| * |
| * @return {@code true} if this is a Java frame, {@code false} otherwise |
| * |
| * @see Modifier#isNative(int) |
| */ |
| public boolean isJavaFrame() { |
| // Only Java frames exist today, but this allows |
| // API to be extended for native frame in the future. |
| if (hasField("javaFrame")) { |
| return getTyped("javaFrame", Boolean.class, Boolean.TRUE); |
| } |
| return true; |
| } |
| |
| /** |
| * Returns the bytecode index for the execution point that is represented by |
| * this recorded frame. |
| * |
| * @return byte code index, or {@code -1} if doesn't exist |
| */ |
| public int getBytecodeIndex() { |
| return getTyped("bytecodeIndex", Integer.class, Integer.valueOf(-1)); |
| } |
| |
| /** |
| * Returns the line number for the execution point that is represented by this |
| * recorded frame, or {@code -1} if doesn't exist |
| * |
| * @return the line number, or {@code -1} if doesn't exist |
| */ |
| public int getLineNumber() { |
| return getTyped("lineNumber", Integer.class, Integer.valueOf(-1)); |
| } |
| |
| /** |
| * Returns the frame type for the execution point that is represented by this |
| * recorded frame (for example, {@code "Interpreted"}, {@code "JIT compiled"} or |
| * {@code "Inlined"}). |
| * |
| * @return the frame type, or {@code null} if doesn't exist |
| */ |
| public String getType() { |
| return getTyped("type", String.class, null); |
| } |
| |
| /** |
| * Returns the method for the execution point that is represented by this |
| * recorded frame. |
| * |
| * @return the method, not {@code null} |
| */ |
| public RecordedMethod getMethod() { |
| return getTyped("method", RecordedMethod.class, null); |
| } |
| } |