author | egahlin |
Mon, 08 Jul 2019 23:08:05 +0200 | |
branch | JEP-349-branch |
changeset 57460 | bcbc53560c77 |
parent 50113 | caf115bb98ad |
child 58112 | e7754025004b |
permissions | -rw-r--r-- |
50113 | 1 |
/* |
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* Copyright (c) 2016, 2018, Oracle and/or its affiliates. All rights reserved. |
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* DO NOT ALTER OR REMOVE COPYRIGHT NOTICES OR THIS FILE HEADER. |
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* |
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* This code is free software; you can redistribute it and/or modify it |
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* under the terms of the GNU General Public License version 2 only, as |
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* published by the Free Software Foundation. Oracle designates this |
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* particular file as subject to the "Classpath" exception as provided |
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* by Oracle in the LICENSE file that accompanied this code. |
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* |
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* This code is distributed in the hope that it will be useful, but WITHOUT |
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* ANY WARRANTY; without even the implied warranty of MERCHANTABILITY or |
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* FITNESS FOR A PARTICULAR PURPOSE. See the GNU General Public License |
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* version 2 for more details (a copy is included in the LICENSE file that |
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* accompanied this code). |
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* |
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* You should have received a copy of the GNU General Public License version |
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* 2 along with this work; if not, write to the Free Software Foundation, |
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* Inc., 51 Franklin St, Fifth Floor, Boston, MA 02110-1301 USA. |
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* |
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* Please contact Oracle, 500 Oracle Parkway, Redwood Shores, CA 94065 USA |
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* or visit www.oracle.com if you need additional information or have any |
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* questions. |
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*/ |
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package jdk.jfr.consumer; |
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import java.util.Arrays; |
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import java.util.Collections; |
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import java.util.List; |
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import jdk.jfr.internal.Type; |
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/** |
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* A recorded stack trace. |
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* |
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* @since 9 |
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*/ |
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public final class RecordedStackTrace extends RecordedObject { |
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static ObjectFactory<RecordedStackTrace> createFactory(Type type, TimeConverter timeConverter) { |
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Reduce allocation rate by minimizing number of fields in RecordedEvent
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parents:
50113
diff
changeset
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return new ObjectFactory<RecordedStackTrace>(type, timeConverter) { |
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@Override |
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parents:
50113
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changeset
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RecordedStackTrace createTyped(ObjectContext objectContext, long id, Object[] values) { |
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return new RecordedStackTrace(objectContext, values); |
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} |
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}; |
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} |
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parents:
50113
diff
changeset
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private RecordedStackTrace(ObjectContext objectContext, Object[] values) { |
bcbc53560c77
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parents:
50113
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super(objectContext, values); |
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} |
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/** |
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* Returns the frames in the stack trace. |
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* |
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* @return a list of Java stack frames, not {@code null} |
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*/ |
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@SuppressWarnings("unchecked") |
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public List<RecordedFrame> getFrames() { |
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Object[] array = getTyped("frames", Object[].class, null); |
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if (array == null) { |
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return Collections.EMPTY_LIST; |
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} |
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List<?> list = Arrays.asList(array); |
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return (List<RecordedFrame>) list; |
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} |
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/** |
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* Returns {@code true} if the stack trace is truncated due to its size, |
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* {@code false} otherwise. |
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* |
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* @return {@code true} if the stack trace is truncated, {@code false} |
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* otherwise |
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*/ |
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public boolean isTruncated() { |
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return getTyped("truncated", Boolean.class, true); |
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} |
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} |