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* 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 .
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*/
/*
* @ test
* @ bug 7004698
* @ summary javap does not output CharacterRangeTable attributes correctly
* @ modules jdk . jdeps / com . sun . tools . javap
*/
import java.io.*;
import java.util.*;
import java.util.regex.*;
public class T7004698 {
public static void main(String... args) throws Exception {
new T7004698().run();
}
void run() throws Exception {
File srcDir = new File(System.getProperty("test.src" ));
File srcFile = new File(srcDir, T7004698.class .getSimpleName() + ".java" );
File classesDir = new File("." );
compile("-Xjcov" ,
"--add-modules" , "jdk.jdeps" ,
"--add-exports" , "jdk.jdeps/com.sun.tools.javap=ALL-UNNAMED" ,
"-d" , classesDir.getPath(),
srcFile.getPath());
File classFile = new File(classesDir, T7004698.class .getSimpleName() + ".class" );
String out = javap("-v" , classFile.getPath());
Pattern attrBody = Pattern.compile("[0-9a-f, ]+//[-0-9a-z:, ]+");
Pattern endOfAttr = Pattern.compile("(^$|[A-Z][A-Za-z0-9_]+:.*|})" );
boolean inAttr = false ;
int count = 0 ;
int errors = 0 ;
for (String line: out.split(System.getProperty("line.separator" ))) {
line = line.trim();
if (line.equals("CharacterRangeTable:" )) {
inAttr = true ;
count++;
} else if (inAttr) {
if (endOfAttr.matcher(line).matches()) {
inAttr = false ;
} else if (!attrBody.matcher(line).matches()) {
System.err.println("unexpected line found: " + line);
errors++;
}
}
}
if (count == 0 )
throw new Exception("no attribute instances found" );
if (errors > 0 )
throw new Exception(errors + " errors found" );
}
void compile(String... args) throws Exception {
StringWriter sw = new StringWriter();
PrintWriter pw = new PrintWriter(sw);
int rc = com.sun.tools.javac.Main.compile(args, pw);
pw.close();
String out = sw.toString();
if (!out.isEmpty())
System.err.println(out);
if (rc != 0 )
throw new Exception("javac failed unexpectedly; rc=" + rc);
}
String javap(String... args) throws Exception {
StringWriter sw = new StringWriter();
PrintWriter pw = new PrintWriter(sw);
int rc = com.sun.tools.javap.Main.run(args, pw);
pw.close();
String out = sw.toString();
if (!out.isEmpty())
System.err.println(out);
if (rc != 0 )
throw new Exception("javap failed unexpectedly; rc=" + rc);
return out;
}
}
Messung V0.5 in Prozent C=96 H=92 G=93
¤ Dauer der Verarbeitung: 0.3 Sekunden
¤
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