/*
* Copyright ( c ) 2014 , 2016 , 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 .
*
* 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 .
*/
/*
* @ test
* @ bug 8032814
* @ summary LineNumberTable / LocalVariableTable tables duplication for the
* " - v - l " combination of options
* @ modules jdk . jdeps / com . sun . tools . javap
* @ compile - g T8032814 . java
* @ run main T8032814
*/
import java.io.*;
import java.util.*;
public class T8032814 {
public static void main(String... args) throws Exception {
new T8032814().run();
}
void run() throws Exception {
Class <?> clazz = T8032814.class ;
int count = clazz.getDeclaredConstructors().length
+ clazz.getDeclaredMethods().length;
test(clazz, 0 );
test(clazz, count, "-v" );
test(clazz, count, "-l" );
test(clazz, count, "-v" , "-l" );
if (errors > 0 )
throw new Exception(errors + " errors occurred" );
}
void test(Class <?> clazz, int expectedCount, String... opts) throws Exception {
System.err.println("test class " + clazz.getName() + " " + Arrays.asList(opts) + ": expect: " + expectedCount);
List<String> args = new ArrayList<String>();
args.addAll(Arrays.asList(opts));
args.addAll(Arrays.asList("-classpath" , System.getProperty("test.classes" )));
args.add(clazz.getName());
StringWriter sw = new StringWriter();
PrintWriter pw = new PrintWriter(sw);
int rc = com.sun.tools.javap.Main.run(args.toArray(new String[args.size()]), pw);
pw.close();
String out = sw.toString();
if (rc != 0 )
throw new Exception("javap failed unexpectedly: rc=" + rc);
int lntCount = 0 , lvtCount = 0 ;
for (String line: out.split("[\r\n]+" )) {
if (line.matches("^ *LineNumberTable:$" ))
lntCount++;
if (line.matches("^ *LocalVariableTable:$" ))
lvtCount++;
}
checkEqual("LineNumberTable" , lntCount, expectedCount);
checkEqual("LocalVariableTable" , lvtCount, expectedCount);
}
void checkEqual(String attr, int found, int expect) {
if (found != expect) {
error("Unexpected number of occurrences of " + attr + "\n" +
"found: " + found + ", expected: " + expect);
}
}
void error(String msg) {
System.err.println("Error: " + msg);
errors++;
}
int errors = 0 ;
}
Messung V0.5 in Prozent C=94 H=90 G=91
¤ Dauer der Verarbeitung: 0.8 Sekunden
(vorverarbeitet am 2026-06-10)
¤
*© Formatika GbR, Deutschland