author | egahlin |
Thu, 13 Dec 2018 14:21:04 +0100 | |
changeset 53013 | c8b2a408628b |
parent 52981 | 4eff16f47ae2 |
child 53142 | 5c0ec35d0533 |
permissions | -rw-r--r-- |
52850 | 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.internal.tool; |
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import java.io.PrintWriter; |
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import java.time.Duration; |
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import java.time.OffsetDateTime; |
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import java.time.format.DateTimeFormatter; |
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import java.util.ArrayList; |
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import java.util.List; |
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import java.util.StringJoiner; |
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import jdk.jfr.AnnotationElement; |
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import jdk.jfr.DataAmount; |
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import jdk.jfr.Frequency; |
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import jdk.jfr.MemoryAddress; |
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import jdk.jfr.Percentage; |
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import jdk.jfr.ValueDescriptor; |
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import jdk.jfr.consumer.RecordedClass; |
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import jdk.jfr.consumer.RecordedClassLoader; |
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import jdk.jfr.consumer.RecordedEvent; |
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import jdk.jfr.consumer.RecordedFrame; |
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import jdk.jfr.consumer.RecordedMethod; |
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import jdk.jfr.consumer.RecordedObject; |
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import jdk.jfr.consumer.RecordedStackTrace; |
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import jdk.jfr.consumer.RecordedThread; |
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import jdk.jfr.internal.PrivateAccess; |
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import jdk.jfr.internal.Type; |
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import jdk.jfr.internal.Utils; |
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/** |
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* Print events in a human-readable format. |
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* |
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* This class is also used by {@link RecordedObject#toString()} |
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*/ |
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public final class PrettyWriter extends EventPrintWriter { |
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private final static DateTimeFormatter TIME_FORMAT = DateTimeFormatter.ofPattern("HH:mm:ss.SSS"); |
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private final static Long ZERO = 0L; |
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private boolean showIds; |
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public PrettyWriter(PrintWriter destination) { |
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super(destination); |
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} |
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@Override |
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protected void print(List<RecordedEvent> events) { |
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for (RecordedEvent e : events) { |
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print(e); |
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flush(false); |
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} |
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} |
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public void printType(Type t) { |
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if (showIds) { |
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print("// id: "); |
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println(String.valueOf(t.getId())); |
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} |
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int commentIndex = t.getName().length() + 10; |
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String typeName = t.getName(); |
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int index = typeName.lastIndexOf("."); |
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if (index != -1) { |
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println("@Name(\"" + typeName + "\")"); |
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} |
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printAnnotations(commentIndex, t.getAnnotationElements()); |
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print("class " + typeName.substring(index + 1)); |
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String superType = t.getSuperType(); |
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if (superType != null) { |
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print(" extends " + superType); |
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} |
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println(" {"); |
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indent(); |
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boolean first = true; |
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for (ValueDescriptor v : t.getFields()) { |
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printField(commentIndex, v, first); |
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first = false; |
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} |
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retract(); |
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println("}"); |
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println(); |
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} |
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private void printField(int commentIndex, ValueDescriptor v, boolean first) { |
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if (!first) { |
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println(); |
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} |
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printAnnotations(commentIndex, v.getAnnotationElements()); |
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printIndent(); |
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Type vType = PrivateAccess.getInstance().getType(v); |
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if (Type.SUPER_TYPE_SETTING.equals(vType.getSuperType())) { |
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print("static "); |
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} |
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print(makeSimpleType(v.getTypeName())); |
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if (v.isArray()) { |
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print("[]"); |
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} |
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print(" "); |
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print(v.getName()); |
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print(";"); |
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printCommentRef(commentIndex, v.getTypeId()); |
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} |
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private void printCommentRef(int commentIndex, long typeId) { |
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if (showIds) { |
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int column = getColumn(); |
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if (column > commentIndex) { |
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print(" "); |
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} else { |
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while (column < commentIndex) { |
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print(" "); |
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column++; |
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} |
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} |
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println(" // id=" + typeId); |
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} else { |
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println(); |
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} |
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} |
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private void printAnnotations(int commentIndex, List<AnnotationElement> annotations) { |
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for (AnnotationElement a : annotations) { |
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printIndent(); |
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print("@"); |
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print(makeSimpleType(a.getTypeName())); |
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List<ValueDescriptor> vs = a.getValueDescriptors(); |
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if (!vs.isEmpty()) { |
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printAnnotation(a); |
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printCommentRef(commentIndex, a.getTypeId()); |
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} else { |
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println(); |
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} |
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} |
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} |
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private void printAnnotation(AnnotationElement a) { |
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StringJoiner sj = new StringJoiner(", ", "(", ")"); |
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List<ValueDescriptor> vs = a.getValueDescriptors(); |
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for (ValueDescriptor v : vs) { |
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Object o = a.getValue(v.getName()); |
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if (vs.size() == 1 && v.getName().equals("value")) { |
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sj.add(textify(o)); |
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} else { |
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sj.add(v.getName() + "=" + textify(o)); |
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} |
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} |
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print(sj.toString()); |
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} |
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private String textify(Object o) { |
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if (o.getClass().isArray()) { |
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Object[] array = (Object[]) o; |
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if (array.length == 1) { |
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return quoteIfNeeded(array[0]); |
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} |
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StringJoiner s = new StringJoiner(", ", "{", "}"); |
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for (Object ob : array) { |
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s.add(quoteIfNeeded(ob)); |
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} |
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return s.toString(); |
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} else { |
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return quoteIfNeeded(o); |
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} |
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} |
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private String quoteIfNeeded(Object o) { |
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if (o instanceof String) { |
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return "\"" + o + "\""; |
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} else { |
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return String.valueOf(o); |
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} |
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} |
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private String makeSimpleType(String typeName) { |
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int index = typeName.lastIndexOf("."); |
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return typeName.substring(index + 1); |
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} |
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public void print(RecordedEvent event) { |
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print(event.getEventType().getName(), " "); |
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println("{"); |
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indent(); |
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for (ValueDescriptor v : event.getFields()) { |
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String name = v.getName(); |
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if (!isZeroDuration(event, name) && !isLateField(name)) { |
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printFieldValue(event, v); |
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} |
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} |
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if (event.getThread() != null) { |
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printIndent(); |
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print(EVENT_THREAD_FIELD + " = "); |
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printThread(event.getThread(), ""); |
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} |
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if (event.getStackTrace() != null) { |
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printIndent(); |
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print(STACK_TRACE_FIELD + " = "); |
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printStackTrace(event.getStackTrace()); |
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} |
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retract(); |
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printIndent(); |
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println("}"); |
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println(); |
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} |
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private boolean isZeroDuration(RecordedEvent event, String name) { |
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return name.equals("duration") && ZERO.equals(event.getValue("duration")); |
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} |
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private void printStackTrace(RecordedStackTrace stackTrace) { |
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println("["); |
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List<RecordedFrame> frames = stackTrace.getFrames(); |
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indent(); |
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int i = 0; |
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while (i < frames.size() && i < getStackDepth()) { |
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RecordedFrame frame = frames.get(i); |
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if (frame.isJavaFrame()) { |
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printIndent(); |
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printValue(frame, null, ""); |
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println(); |
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i++; |
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} |
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} |
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if (stackTrace.isTruncated() || i == getStackDepth()) { |
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printIndent(); |
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println("..."); |
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} |
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retract(); |
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printIndent(); |
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println("]"); |
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} |
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public void print(RecordedObject struct, String postFix) { |
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println("{"); |
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indent(); |
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for (ValueDescriptor v : struct.getFields()) { |
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printFieldValue(struct, v); |
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} |
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retract(); |
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printIndent(); |
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println("}" + postFix); |
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} |
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private void printFieldValue(RecordedObject struct, ValueDescriptor v) { |
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printIndent(); |
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print(v.getName(), " = "); |
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printValue(getValue(struct, v), v, ""); |
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} |
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private void printArray(Object[] array) { |
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println("["); |
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indent(); |
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for (int i = 0; i < array.length; i++) { |
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printIndent(); |
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printValue(array[i], null, i + 1 < array.length ? ", " : ""); |
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} |
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retract(); |
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printIndent(); |
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println("]"); |
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} |
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private void printValue(Object value, ValueDescriptor field, String postFix) { |
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if (value == null) { |
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println("N/A" + postFix); |
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return; |
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} |
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if (value instanceof RecordedObject) { |
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if (value instanceof RecordedThread) { |
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printThread((RecordedThread) value, postFix); |
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return; |
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} |
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if (value instanceof RecordedClass) { |
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printClass((RecordedClass) value, postFix); |
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return; |
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} |
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if (value instanceof RecordedClassLoader) { |
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printClassLoader((RecordedClassLoader) value, postFix); |
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return; |
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} |
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if (value instanceof RecordedFrame) { |
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RecordedFrame frame = (RecordedFrame) value; |
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if (frame.isJavaFrame()) { |
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printJavaFrame((RecordedFrame) value, postFix); |
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return; |
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} |
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} |
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if (value instanceof RecordedMethod) { |
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println(formatMethod((RecordedMethod) value)); |
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return; |
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} |
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print((RecordedObject) value, postFix); |
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return; |
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} |
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if (value.getClass().isArray()) { |
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printArray((Object[]) value); |
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return; |
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} |
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if (value instanceof Double) { |
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Double d = (Double) value; |
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if (Double.isNaN(d) || d == Double.NEGATIVE_INFINITY) { |
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println("N/A"); |
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323 |
return; |
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} |
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} |
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if (value instanceof Float) { |
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Float f = (Float) value; |
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if (Float.isNaN(f) || f == Float.NEGATIVE_INFINITY) { |
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println("N/A"); |
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330 |
return; |
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331 |
} |
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} |
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if (value instanceof Long) { |
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Long l = (Long) value; |
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335 |
if (l == Long.MIN_VALUE) { |
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336 |
println("N/A"); |
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337 |
return; |
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338 |
} |
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} |
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if (value instanceof Integer) { |
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Integer i = (Integer) value; |
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if (i == Integer.MIN_VALUE) { |
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343 |
println("N/A"); |
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344 |
return; |
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} |
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} |
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53013 | 348 |
if (field.getContentType() != null) { |
349 |
if (printFormatted(field, value)) { |
|
350 |
return; |
|
351 |
} |
|
352 |
} |
|
353 |
||
52850 | 354 |
String text = String.valueOf(value); |
355 |
if (value instanceof String) { |
|
356 |
text = "\"" + text + "\""; |
|
357 |
} |
|
358 |
println(text); |
|
359 |
} |
|
360 |
||
361 |
private void printClassLoader(RecordedClassLoader cl, String postFix) { |
|
362 |
// Purposely not printing class loader name to avoid cluttered output |
|
363 |
RecordedClass clazz = cl.getType(); |
|
364 |
print(clazz == null ? "null" : clazz.getName()); |
|
365 |
if (clazz != null) { |
|
366 |
print(" ("); |
|
367 |
print("id = "); |
|
368 |
print(String.valueOf(cl.getId())); |
|
369 |
println(")"); |
|
370 |
} |
|
371 |
} |
|
372 |
||
373 |
private void printJavaFrame(RecordedFrame f, String postFix) { |
|
374 |
print(formatMethod(f.getMethod())); |
|
375 |
int line = f.getLineNumber(); |
|
376 |
if (line >= 0) { |
|
377 |
print(" line: " + line); |
|
378 |
} |
|
379 |
print(postFix); |
|
380 |
} |
|
381 |
||
382 |
private String formatMethod(RecordedMethod m) { |
|
383 |
StringBuilder sb = new StringBuilder(); |
|
384 |
sb.append(m.getType().getName()); |
|
385 |
sb.append("."); |
|
386 |
sb.append(m.getName()); |
|
387 |
sb.append("("); |
|
388 |
StringJoiner sj = new StringJoiner(", "); |
|
389 |
String md = m.getDescriptor().replace("/", "."); |
|
390 |
String parameter = md.substring(1, md.lastIndexOf(")")); |
|
391 |
for (String qualifiedName : decodeDescriptors(parameter)) { |
|
392 |
String typeName = qualifiedName.substring(qualifiedName.lastIndexOf('.') + 1); |
|
393 |
sj.add(typeName); |
|
394 |
} |
|
395 |
sb.append(sj); |
|
396 |
sb.append(")"); |
|
397 |
return sb.toString(); |
|
398 |
} |
|
399 |
||
400 |
private void printClass(RecordedClass clazz, String postFix) { |
|
401 |
RecordedClassLoader classLoader = clazz.getClassLoader(); |
|
402 |
String classLoaderName = "null"; |
|
403 |
if (classLoader != null) { |
|
404 |
if (classLoader.getName() != null) { |
|
405 |
classLoaderName = classLoader.getName(); |
|
406 |
} else { |
|
407 |
classLoaderName = classLoader.getType().getName(); |
|
408 |
} |
|
409 |
} |
|
410 |
String className = clazz.getName(); |
|
411 |
if (className.startsWith("[")) { |
|
412 |
className = decodeDescriptors(className).get(0); |
|
413 |
} |
|
414 |
println(className + " (classLoader = " + classLoaderName + ")" + postFix); |
|
415 |
} |
|
416 |
||
417 |
List<String> decodeDescriptors(String descriptor) { |
|
418 |
List<String> descriptors = new ArrayList<>(); |
|
419 |
for (int index = 0; index < descriptor.length(); index++) { |
|
420 |
String arrayBrackets = ""; |
|
421 |
while (descriptor.charAt(index) == '[') { |
|
422 |
arrayBrackets += "[]"; |
|
423 |
index++; |
|
424 |
} |
|
425 |
char c = descriptor.charAt(index); |
|
426 |
String type; |
|
427 |
switch (c) { |
|
428 |
case 'L': |
|
429 |
int endIndex = descriptor.indexOf(';', index); |
|
430 |
type = descriptor.substring(index + 1, endIndex); |
|
431 |
index = endIndex; |
|
432 |
break; |
|
433 |
case 'I': |
|
434 |
type = "int"; |
|
435 |
break; |
|
436 |
case 'J': |
|
437 |
type = "long"; |
|
438 |
break; |
|
439 |
case 'Z': |
|
440 |
type = "boolean"; |
|
441 |
break; |
|
442 |
case 'D': |
|
443 |
type = "double"; |
|
444 |
break; |
|
445 |
case 'F': |
|
446 |
type = "float"; |
|
447 |
break; |
|
448 |
case 'S': |
|
449 |
type = "short"; |
|
450 |
break; |
|
451 |
case 'C': |
|
452 |
type = "char"; |
|
453 |
break; |
|
454 |
case 'B': |
|
455 |
type = "byte"; |
|
456 |
break; |
|
457 |
default: |
|
458 |
type = "<unknown-descriptor-type>"; |
|
459 |
} |
|
460 |
descriptors.add(type + arrayBrackets); |
|
461 |
} |
|
462 |
return descriptors; |
|
463 |
} |
|
464 |
||
465 |
private void printThread(RecordedThread thread, String postFix) { |
|
466 |
long javaThreadId = thread.getJavaThreadId(); |
|
467 |
if (javaThreadId > 0) { |
|
468 |
println("\"" + thread.getJavaName() + "\" (javaThreadId = " + thread.getJavaThreadId() + ")" + postFix); |
|
469 |
} else { |
|
470 |
println("\"" + thread.getOSName() + "\" (osThreadId = " + thread.getOSThreadId() + ")" + postFix); |
|
471 |
} |
|
472 |
} |
|
473 |
||
474 |
private boolean printFormatted(ValueDescriptor field, Object value) { |
|
475 |
if (value instanceof Duration) { |
|
476 |
Duration d = (Duration) value; |
|
53013 | 477 |
if (d.getSeconds() == Long.MIN_VALUE && d.getNano() == 0) { |
52981
4eff16f47ae2
8165675: Trace event for thread park has incorrect unit for timeout
egahlin
parents:
52850
diff
changeset
|
478 |
println("N/A"); |
4eff16f47ae2
8165675: Trace event for thread park has incorrect unit for timeout
egahlin
parents:
52850
diff
changeset
|
479 |
return true; |
4eff16f47ae2
8165675: Trace event for thread park has incorrect unit for timeout
egahlin
parents:
52850
diff
changeset
|
480 |
} |
52850 | 481 |
double s = d.toNanosPart() / 1000_000_000.0 + d.toSecondsPart(); |
482 |
if (s < 1.0) { |
|
483 |
if (s < 0.001) { |
|
484 |
println(String.format("%.3f", s * 1_000_000) + " us"); |
|
485 |
} else { |
|
486 |
println(String.format("%.3f", s * 1_000) + " ms"); |
|
487 |
} |
|
488 |
} else { |
|
489 |
if (s < 1000.0) { |
|
490 |
println(String.format("%.3f", s) + " s"); |
|
491 |
} else { |
|
492 |
println(String.format("%.0f", s) + " s"); |
|
493 |
} |
|
494 |
} |
|
495 |
return true; |
|
496 |
} |
|
497 |
if (value instanceof OffsetDateTime) { |
|
52981
4eff16f47ae2
8165675: Trace event for thread park has incorrect unit for timeout
egahlin
parents:
52850
diff
changeset
|
498 |
OffsetDateTime odt = (OffsetDateTime) value; |
4eff16f47ae2
8165675: Trace event for thread park has incorrect unit for timeout
egahlin
parents:
52850
diff
changeset
|
499 |
if (odt.equals(OffsetDateTime.MIN)) { |
4eff16f47ae2
8165675: Trace event for thread park has incorrect unit for timeout
egahlin
parents:
52850
diff
changeset
|
500 |
println("N/A"); |
4eff16f47ae2
8165675: Trace event for thread park has incorrect unit for timeout
egahlin
parents:
52850
diff
changeset
|
501 |
return true; |
4eff16f47ae2
8165675: Trace event for thread park has incorrect unit for timeout
egahlin
parents:
52850
diff
changeset
|
502 |
} |
4eff16f47ae2
8165675: Trace event for thread park has incorrect unit for timeout
egahlin
parents:
52850
diff
changeset
|
503 |
println(TIME_FORMAT.format(odt)); |
52850 | 504 |
return true; |
505 |
} |
|
506 |
Percentage percentage = field.getAnnotation(Percentage.class); |
|
507 |
if (percentage != null) { |
|
508 |
if (value instanceof Number) { |
|
509 |
double d = ((Number) value).doubleValue(); |
|
510 |
println(String.format("%.2f", d * 100) + "%"); |
|
511 |
return true; |
|
512 |
} |
|
513 |
} |
|
514 |
DataAmount dataAmount = field.getAnnotation(DataAmount.class); |
|
515 |
if (dataAmount != null) { |
|
516 |
if (value instanceof Number) { |
|
517 |
Number n = (Number) value; |
|
53013 | 518 |
long amount = n.longValue(); |
52850 | 519 |
if (field.getAnnotation(Frequency.class) != null) { |
53013 | 520 |
if (dataAmount.value().equals(DataAmount.BYTES)) { |
521 |
println(Utils.formatBytesPerSecond(amount)); |
|
522 |
return true; |
|
523 |
} |
|
524 |
if (dataAmount.value().equals(DataAmount.BITS)) { |
|
525 |
println(Utils.formatBitsPerSecond(amount)); |
|
526 |
return true; |
|
527 |
} |
|
528 |
} else { |
|
529 |
if (dataAmount.value().equals(DataAmount.BYTES)) { |
|
530 |
println(Utils.formatBytes(amount)); |
|
531 |
return true; |
|
532 |
} |
|
533 |
if (dataAmount.value().equals(DataAmount.BITS)) { |
|
534 |
println(Utils.formatBits(amount)); |
|
535 |
return true; |
|
536 |
} |
|
52850 | 537 |
} |
538 |
} |
|
539 |
} |
|
540 |
MemoryAddress memoryAddress = field.getAnnotation(MemoryAddress.class); |
|
541 |
if (memoryAddress != null) { |
|
542 |
if (value instanceof Number) { |
|
543 |
long d = ((Number) value).longValue(); |
|
544 |
println(String.format("0x%08X", d)); |
|
545 |
return true; |
|
546 |
} |
|
547 |
} |
|
53013 | 548 |
Frequency frequency = field.getAnnotation(Frequency.class); |
549 |
if (frequency != null) { |
|
550 |
if (value instanceof Number) { |
|
551 |
println(value + " Hz"); |
|
552 |
return true; |
|
553 |
} |
|
554 |
} |
|
555 |
||
52850 | 556 |
return false; |
557 |
} |
|
558 |
||
559 |
public void setShowIds(boolean showIds) { |
|
560 |
this.showIds = showIds; |
|
561 |
} |
|
562 |
} |