src/jdk.attach/share/classes/com/sun/tools/attach/spi/AttachProvider.java

rev 11875 : 8079360: AttachProviderImpl could not be instantiated
Reviewed-by:

*** 239,249 ****
       *
       * <p> AttachProvider implementations are loaded and instantiated
       * (using the zero-arg constructor) at the first invocation of this method.
       * The list returned by the first invocation of this method is the list
       * of providers. Subsequent invocations of this method return a list of the same
!      * providers. The list is unmodifable.
       *
       * @return  A list of the installed attach providers.
       */
      public static List<AttachProvider> providers() {
          synchronized (lock) {
--- 239,249 ----
       *
       * <p> AttachProvider implementations are loaded and instantiated
       * (using the zero-arg constructor) at the first invocation of this method.
       * The list returned by the first invocation of this method is the list
       * of providers. Subsequent invocations of this method return a list of the same
!      * providers. The list is unmodifiable.
       *
       * @return  A list of the installed attach providers.
       */
      public static List<AttachProvider> providers() {
          synchronized (lock) {
*** 262,273 ****
                      } catch (Throwable t) {
                          if (t instanceof ThreadDeath) {
                              ThreadDeath td = (ThreadDeath)t;
                              throw td;
                          }
!                         // Ignore errors and exceptions
!                         System.err.println(t);
                      }
                  }
              }
              return Collections.unmodifiableList(providers);
          }
--- 262,273 ----
                      } catch (Throwable t) {
                          if (t instanceof ThreadDeath) {
                              ThreadDeath td = (ThreadDeath)t;
                              throw td;
                          }
!                         // Log errors and exceptions since we cannot return them
!                         t.printStackTrace();
                      }
                  }
              }
              return Collections.unmodifiableList(providers);
          }