/* * Copyright (c) 2008, 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.
*/
import java.io.*;
/* * @test * @bug 4111861 * @summary static final field contents are not displayed * @modules jdk.jdeps/com.sun.tools.javap
*/ publicclass T4111861 { publicstaticvoid main(String... args) throws Exception { new T4111861().run();
}
void run() throws Exception {
File testSrc = new File(System.getProperty("test.src", "."));
File a_java = new File(testSrc, "A.java");
javac("-d", ".", a_java.getPath());
String out = javap("-classpath", ".", "-constants", "A");
String a = read(a_java);
if (!filter(out).equals(filter(read(a_java)))) {
System.out.println(out); thrownew Exception("unexpected output");
}
}
String javac(String... args) throws Exception {
StringWriter sw = new StringWriter();
PrintWriter pw = new PrintWriter(sw); int rc = com.sun.tools.javac.Main.compile(args, pw); if (rc != 0) thrownew Exception("javac failed, rc=" + rc); return sw.toString();
}
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); if (rc != 0) thrownew Exception("javap failed, rc=" + rc); return sw.toString();
}
String read(File f) throws IOException {
StringBuilder sb = new StringBuilder();
BufferedReader in = new BufferedReader(new FileReader(f)); try {
String line; while ((line = in.readLine()) != null) {
sb.append(line);
sb.append('\n');
}
} finally {
in.close();
} return sb.toString();
}
// return those lines beginning "public static final"
String filter(String s) throws IOException {
StringBuilder sb = new StringBuilder();
BufferedReader in = new BufferedReader(new StringReader(s)); try {
String line; while ((line = in.readLine()) != null) { if (line.indexOf("public static final") > 0) {
sb.append(line.trim());
sb.append('\n');
}
}
} finally {
in.close();
} return sb.toString();
}
}
Messung V0.5
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