feat(jdk8): move files to new folder to avoid resources compiled.
This commit is contained in:
282
jdkSrc/jdk8/jdk/jfr/internal/tool/Print.java
Normal file
282
jdkSrc/jdk8/jdk/jfr/internal/tool/Print.java
Normal file
@@ -0,0 +1,282 @@
|
||||
/*
|
||||
* Copyright (c) 2016, 2018, 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.internal.tool;
|
||||
|
||||
import java.io.IOException;
|
||||
import java.io.PrintStream;
|
||||
import java.io.PrintWriter;
|
||||
import java.nio.charset.Charset;
|
||||
import java.nio.file.Path;
|
||||
import java.util.ArrayList;
|
||||
import java.util.Deque;
|
||||
import java.util.HashMap;
|
||||
import java.util.List;
|
||||
import java.util.Map;
|
||||
import java.util.function.Function;
|
||||
import java.util.function.Predicate;
|
||||
|
||||
import jdk.jfr.EventType;
|
||||
|
||||
final class Print extends Command {
|
||||
@Override
|
||||
public String getName() {
|
||||
return "print";
|
||||
}
|
||||
|
||||
@Override
|
||||
public List<String> getOptionSyntax() {
|
||||
List<String> list = new ArrayList<>();
|
||||
list.add("[--xml|--json]");
|
||||
list.add("[--categories <filter>]");
|
||||
list.add("[--events <filter>]");
|
||||
list.add("[--stack-depth <depth>]");
|
||||
list.add("<file>");
|
||||
return list;
|
||||
}
|
||||
|
||||
@Override
|
||||
protected String getTitle() {
|
||||
return "Print contents of a recording file";
|
||||
}
|
||||
|
||||
@Override
|
||||
public String getDescription() {
|
||||
return getTitle() + ". See 'jfr help print' for details.";
|
||||
}
|
||||
|
||||
@Override
|
||||
public void displayOptionUsage(PrintStream stream) {
|
||||
stream.println(" --xml Print recording in XML format");
|
||||
stream.println();
|
||||
stream.println(" --json Print recording in JSON format");
|
||||
stream.println();
|
||||
stream.println(" --categories <filter> Select events matching a category name.");
|
||||
stream.println(" The filter is a comma-separated list of names,");
|
||||
stream.println(" simple and/or qualified, and/or quoted glob patterns");
|
||||
stream.println();
|
||||
stream.println(" --events <filter> Select events matching an event name.");
|
||||
stream.println(" The filter is a comma-separated list of names,");
|
||||
stream.println(" simple and/or qualified, and/or quoted glob patterns");
|
||||
stream.println();
|
||||
stream.println(" --stack-depth <depth> Number of frames in stack traces, by default 5");
|
||||
stream.println();
|
||||
stream.println(" <file> Location of the recording file (.jfr)");
|
||||
stream.println();
|
||||
stream.println();
|
||||
stream.println("Example usage:");
|
||||
stream.println();
|
||||
stream.println(" jfr print --events OldObjectSample recording.jfr");
|
||||
stream.println();
|
||||
stream.println(" jfr print --events CPULoad,GarbageCollection recording.jfr");
|
||||
stream.println();
|
||||
stream.println(" jfr print --categories \"GC,JVM,Java*\" recording.jfr");
|
||||
stream.println();
|
||||
stream.println(" jfr print --events \"jdk.*\" --stack-depth 64 recording.jfr");
|
||||
stream.println();
|
||||
stream.println(" jfr print --json --events CPULoad recording.jfr");
|
||||
}
|
||||
|
||||
@Override
|
||||
public void execute(Deque<String> options) throws UserSyntaxException, UserDataException {
|
||||
Path file = getJFRInputFile(options);
|
||||
PrintWriter pw = new PrintWriter(System.out, false);
|
||||
Predicate<EventType> eventFilter = null;
|
||||
int stackDepth = 5;
|
||||
EventPrintWriter eventWriter = null;
|
||||
int optionCount = options.size();
|
||||
boolean foundEventFilter = false;
|
||||
boolean foundCategoryFilter = false;
|
||||
while (optionCount > 0) {
|
||||
if (acceptFilterOption(options, "--events")) {
|
||||
if (foundEventFilter) {
|
||||
throw new UserSyntaxException("use --events event1,event2,event3 to include multiple events");
|
||||
}
|
||||
foundEventFilter = true;
|
||||
String filter = options.remove();
|
||||
warnForWildcardExpansion("--events", filter);
|
||||
eventFilter = addEventFilter(filter, eventFilter);
|
||||
}
|
||||
if (acceptFilterOption(options, "--categories")) {
|
||||
if (foundCategoryFilter) {
|
||||
throw new UserSyntaxException("use --categories category1,category2 to include multiple categories");
|
||||
}
|
||||
foundCategoryFilter = true;
|
||||
String filter = options.remove();
|
||||
warnForWildcardExpansion("--categories", filter);
|
||||
eventFilter = addCategoryFilter(filter, eventFilter);
|
||||
}
|
||||
if (acceptOption(options, "--stack-depth")) {
|
||||
String value = options.pop();
|
||||
try {
|
||||
stackDepth = Integer.parseInt(value);
|
||||
if (stackDepth < 0) {
|
||||
throw new UserSyntaxException("stack depth must be zero or a positive integer.");
|
||||
}
|
||||
} catch (NumberFormatException nfe) {
|
||||
throw new UserSyntaxException("not a valid value for --stack-depth");
|
||||
}
|
||||
}
|
||||
if (acceptFormatterOption(options, eventWriter, "--json")) {
|
||||
eventWriter = new JSONWriter(pw);
|
||||
}
|
||||
if (acceptFormatterOption(options, eventWriter, "--xml")) {
|
||||
eventWriter = new XMLWriter(pw);
|
||||
}
|
||||
if (optionCount == options.size()) {
|
||||
// No progress made
|
||||
checkCommonError(options, "--event", "--events");
|
||||
checkCommonError(options, "--category", "--categories");
|
||||
throw new UserSyntaxException("unknown option " + options.peek());
|
||||
}
|
||||
optionCount = options.size();
|
||||
}
|
||||
if (eventWriter == null) {
|
||||
eventWriter = new PrettyWriter(pw); // default to pretty printer
|
||||
}
|
||||
eventWriter.setStackDepth(stackDepth);
|
||||
if (eventFilter != null) {
|
||||
eventFilter = addCache(eventFilter, eventType -> eventType.getId());
|
||||
eventWriter.setEventFilter(eventFilter);
|
||||
}
|
||||
try {
|
||||
eventWriter.print(file);
|
||||
} catch (IOException ioe) {
|
||||
couldNotReadError(file, ioe);
|
||||
}
|
||||
pw.flush();
|
||||
}
|
||||
|
||||
private void checkCommonError(Deque<String> options, String typo, String correct) throws UserSyntaxException {
|
||||
if (typo.equals(options.peek())) {
|
||||
throw new UserSyntaxException("unknown option " + typo + ", did you mean " + correct + "?");
|
||||
}
|
||||
}
|
||||
|
||||
private static boolean acceptFormatterOption(Deque<String> options, EventPrintWriter eventWriter, String expected) throws UserSyntaxException {
|
||||
if (expected.equals(options.peek())) {
|
||||
if (eventWriter != null) {
|
||||
throw new UserSyntaxException("only one format can be specified at a time");
|
||||
}
|
||||
options.remove();
|
||||
return true;
|
||||
}
|
||||
return false;
|
||||
}
|
||||
|
||||
private static <T, X> Predicate<T> addCache(final Predicate<T> filter, Function<T, X> cacheFunction) {
|
||||
Map<X, Boolean> cache = new HashMap<>();
|
||||
return t -> cache.computeIfAbsent(cacheFunction.apply(t), x -> filter.test(t));
|
||||
}
|
||||
|
||||
private static <T> Predicate<T> recurseIfPossible(Predicate<T> filter) {
|
||||
return x -> filter != null && filter.test(x);
|
||||
}
|
||||
|
||||
private static Predicate<EventType> addCategoryFilter(String filterText, Predicate<EventType> eventFilter) throws UserSyntaxException {
|
||||
List<String> filters = explodeFilter(filterText);
|
||||
Predicate<EventType> newFilter = recurseIfPossible(eventType -> {
|
||||
for (String category : eventType.getCategoryNames()) {
|
||||
for (String filter : filters) {
|
||||
if (match(category, filter)) {
|
||||
return true;
|
||||
}
|
||||
if (category.contains(" ") && acronomify(category).equals(filter)) {
|
||||
return true;
|
||||
}
|
||||
}
|
||||
}
|
||||
return false;
|
||||
});
|
||||
return eventFilter == null ? newFilter : eventFilter.or(newFilter);
|
||||
}
|
||||
|
||||
private static String acronomify(String multipleWords) {
|
||||
boolean newWord = true;
|
||||
String acronym = "";
|
||||
for (char c : multipleWords.toCharArray()) {
|
||||
if (newWord) {
|
||||
if (Character.isAlphabetic(c) && Character.isUpperCase(c)) {
|
||||
acronym += c;
|
||||
}
|
||||
}
|
||||
newWord = Character.isWhitespace(c);
|
||||
}
|
||||
return acronym;
|
||||
}
|
||||
|
||||
private static Predicate<EventType> addEventFilter(String filterText, final Predicate<EventType> eventFilter) throws UserSyntaxException {
|
||||
List<String> filters = explodeFilter(filterText);
|
||||
Predicate<EventType> newFilter = recurseIfPossible(eventType -> {
|
||||
for (String filter : filters) {
|
||||
String fullEventName = eventType.getName();
|
||||
if (match(fullEventName, filter)) {
|
||||
return true;
|
||||
}
|
||||
String eventName = fullEventName.substring(fullEventName.lastIndexOf(".") + 1);
|
||||
if (match(eventName, filter)) {
|
||||
return true;
|
||||
}
|
||||
}
|
||||
return false;
|
||||
});
|
||||
return eventFilter == null ? newFilter : eventFilter.or(newFilter);
|
||||
}
|
||||
|
||||
private static boolean match(String text, String filter) {
|
||||
if (filter.length() == 0) {
|
||||
// empty filter string matches if string is empty
|
||||
return text.length() == 0;
|
||||
}
|
||||
if (filter.charAt(0) == '*') { // recursive check
|
||||
filter = filter.substring(1);
|
||||
for (int n = 0; n <= text.length(); n++) {
|
||||
if (match(text.substring(n), filter))
|
||||
return true;
|
||||
}
|
||||
} else if (text.length() == 0) {
|
||||
// empty string and non-empty filter does not match
|
||||
return false;
|
||||
} else if (filter.charAt(0) == '?') {
|
||||
// eat any char and move on
|
||||
return match(text.substring(1), filter.substring(1));
|
||||
} else if (filter.charAt(0) == text.charAt(0)) {
|
||||
// eat chars and move on
|
||||
return match(text.substring(1), filter.substring(1));
|
||||
}
|
||||
return false;
|
||||
}
|
||||
|
||||
private static List<String> explodeFilter(String filter) throws UserSyntaxException {
|
||||
List<String> list = new ArrayList<>();
|
||||
for (String s : filter.split(",")) {
|
||||
s = s.trim();
|
||||
if (!s.isEmpty()) {
|
||||
list.add(s);
|
||||
}
|
||||
}
|
||||
return list;
|
||||
}
|
||||
}
|
||||
Reference in New Issue
Block a user