8003537: javap use internal class name when printing bound of type variable

Reviewed-by: jjg

src/share/classes/com/sun/tools/javap/ClassWriter.java

@@ -232,6 +232,12 @@ public class ClassWriter extends BasicWriter {
                 return t.accept(this, new StringBuilder()).toString();
             }
 
+            String printTypeArgs(List<? extends TypeParamType> typeParamTypes) {
+                StringBuilder builder = new StringBuilder();
+                appendIfNotEmpty(builder, "<", typeParamTypes, "> ");
+                return builder.toString();
+            }
+
             public StringBuilder visitSimpleType(SimpleType type, StringBuilder sb) {
                 sb.append(getJavaName(type.name));
                 return sb;
@@ -438,7 +444,7 @@ public class ClassWriter extends BasicWriter {
 
         writeModifiers(flags.getMethodModifiers());
         if (methodType != null) {
-            writeListIfNotEmpty("<", methodType.typeParamTypes, "> ");
+            print(new JavaTypePrinter(false).printTypeArgs(methodType.typeParamTypes));
         }
         if (getName(m).equals("<init>")) {
             print(getJavaName(classFile));

test/tools/javap/BoundsTypeVariableTest.java

+/*
+ * Copyright (c) 2013, 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 8003537
+ * @summary javap should not use / in Bounds Type Variables
+ */
+
+import java.io.File;
+import java.io.IOException;
+import java.io.PrintWriter;
+import java.io.StringWriter;
+import java.nio.charset.Charset;
+import java.nio.file.Files;
+import java.util.ArrayList;
+import java.util.List;
+import java.util.regex.Pattern;
+import static java.nio.file.StandardOpenOption.*;
+
+public class BoundsTypeVariableTest {
+    public static void main(String... args) throws Exception {
+        new BoundsTypeVariableTest().run();
+    }
+
+    void run() throws Exception {
+        File srcDir = new File("src");
+        srcDir.mkdirs();
+        File classesDir = new File("classes");
+        classesDir.mkdirs();
+        final String expect = "public abstract <U extends java.lang.Object> U doit();";
+        List<String> contents = new ArrayList<>();
+        contents.add("abstract class X {");
+        contents.add(expect);
+        contents.add("}");
+
+        File f = writeFile(new File(srcDir, "X.java"), contents);
+        javac("-d", classesDir.getPath(), f.getPath());
+        String out = javap("-p", "-v", new File(classesDir, "X.class").getPath());
+        if (!out.contains(expect)) {
+            throw new Exception("expected pattern not found: " + expect);
+        }
+    }
+
+    File writeFile(File f, List<String> body) throws IOException {
+        Files.write(f.toPath(), body, Charset.defaultCharset(),
+                CREATE, TRUNCATE_EXISTING);
+        return f;
+    }
+
+    void javac(String... args) throws Exception {
+        StringWriter sw = new StringWriter();
+        PrintWriter pw = new PrintWriter(sw);
+        int rc = com.sun.tools.javac.Main.compile(args, pw);
+        pw.flush();
+        String out = sw.toString();
+        if (!out.isEmpty())
+            System.err.println(out);
+        if (rc != 0)
+            throw new Exception("compilation failed");
+    }
+
+    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.flush();
+        String out = sw.toString();
+        if (!out.isEmpty())
+            System.err.println(out);
+        if (rc != 0)
+            throw new Exception("javap failed");
+        return out;
+    }
+}