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  1. JDK
  2. JDK-4992921

using varargs in interface methods creates invalid method signatures

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    • Icon: Bug Bug
    • Resolution: Duplicate
    • Icon: P4 P4
    • None
    • 5.0
    • hotspot
    • x86
    • windows_xp

      Name: rmT116609 Date: 02/11/2004


      FULL PRODUCT VERSION :
      java version "1.5.0-beta"
      Java(TM) 2 Runtime Environment, Standard Edition (build 1.5.0-beta-b32c)
      Java HotSpot(TM) Client VM (build 1.5.0-beta-b32c, mixed mode)

      ADDITIONAL OS VERSION INFORMATION :
      windows xp

      A DESCRIPTION OF THE PROBLEM :
      using varargs in interface methods results in the transient keyword being added to the method signature.

      STEPS TO FOLLOW TO REPRODUCE THE PROBLEM :
      compile and run included test case


      EXPECTED VERSUS ACTUAL BEHAVIOR :
      EXPECTED -
      the whole thing compiled.
      expected no problems during execution.
      ACTUAL -
      see error messages

      ERROR MESSAGES/STACK TRACES THAT OCCUR :
      Exception in thread "main" java.lang.ClassFormatError: Method demo has illegal modifiers: 0x481
              at java.lang.ClassLoader.defineClass1(Native Method)
              at java.lang.ClassLoader.defineClass(ClassLoader.java:604)
              at java.security.SecureClassLoader.defineClass(SecureClassLoader.java:123)
              at java.net.URLClassLoader.defineClass(URLClassLoader.java:260)
              at java.net.URLClassLoader.access+100(URLClassLoader.java:56)
              at java.net.URLClassLoader+1.run(URLClassLoader.java:195)
              at java.security.AccessController.doPrivileged(Native Method)
              at java.net.URLClassLoader.findClass(URLClassLoader.java:188)
              at java.lang.ClassLoader.loadClass(ClassLoader.java:289)
              at sun.misc.Launcher$AppClassLoader.loadClass(Launcher.java:279)
              at java.lang.ClassLoader.loadClass(ClassLoader.java:235)
              at java.lang.ClassLoader.loadClassInternal(ClassLoader.java:302)

      REPRODUCIBILITY :
      This bug can be reproduced always.

      ---------- BEGIN SOURCE ----------
      public class Test {
      interface Demo {
      void demo(Object ... parameters);
      }

      public static void main(String[] args) {
      Demo demo = new Demo() {
      public void demo(Object ... parameters) {
      for (int i = 0; i < parameters.length; i++) {
      System.out.println(parameters[i]);
      }
      }
      };

      demo.demo("this", "is", "a", "demo");
      }
      }
      ---------- END SOURCE ----------

      (Incident Review ID: 238289)
      ======================================================================

            wtaosunw Wei Tao (Inactive)
            rmandalasunw Ranjith Mandala (Inactive)
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              Created:
              Updated:
              Resolved:
              Imported:
              Indexed: