* src/cacaoh/dummy.c (resolve_handle_pending_exception): New function.

[cacao.git] / src / vm / resolve.c

diff --git a/src/vm/resolve.c b/src/vm/resolve.c
index 3f60dbc57be8dff3fd12ff98584f0e51842cd7f3..fddbc29b647eae8677fcb165caf2e190b37555d3 100644 (file)
--- a/src/vm/resolve.c
+++ b/src/vm/resolve.c
@@ -1,9 +1,7 @@
 /* src/vm/resolve.c - resolving classes/interfaces/fields/methods
 
-   Copyright (C) 1996-2005, 2006, 2007 R. Grafl, A. Krall, C. Kruegel,
-   C. Oates, R. Obermaisser, M. Platter, M. Probst, S. Ring,
-   E. Steiner, C. Thalinger, D. Thuernbeck, P. Tomsich, C. Ullrich,
-   J. Wenninger, Institut f. Computersprachen - TU Wien
+   Copyright (C) 1996-2005, 2006, 2007, 2008
+   CACAOVM - Verein zur Foerderung der freien virtuellen Maschine CACAO
 
    This file is part of CACAO.
 
@@ -55,6 +53,58 @@
 
 /*#define RESOLVE_VERBOSE*/
 
+/* resolve_handle_pending_exception ********************************************
+
+   Convert a pending ClassNotFoundException into a
+   NoClassDefFoundError if requested.
+
+   See: hotspot/src/share/vm/classfile/systemDictionary.cpp
+   (handle_resolution_exception)
+
+   ARGUMENTS:
+       classname .... name of the class currently resolved
+       throwError ... if true throw a NoClassDefFoundError instead of
+                      a ClassNotFoundException
+
+*******************************************************************************/
+
+void resolve_handle_pending_exception(bool throwError)
+{
+       java_handle_t *e;
+
+       /* Get the current exception. */
+
+       e = exceptions_get_exception();
+
+       if (e != NULL) {
+               if (throwError == true) {
+                       /* Convert ClassNotFoundException to
+                          NoClassDefFoundError. */
+
+                       if (builtin_instanceof(e, class_java_lang_ClassNotFoundException)) {
+                               /* Clear exception, because we are calling Java code
+                                  again. */
+
+                               exceptions_clear_exception();
+
+                               /* create new error */
+
+                               exceptions_throw_noclassdeffounderror_cause(e);
+                       }
+                       else {
+                               return;
+                       }
+               }
+               else {
+                       /* An exception conversion was not requested.  Simply
+                          return. */
+
+                       return;
+               }
+       }
+}
+
+
 /******************************************************************************/
 /* CLASS RESOLUTION                                                           */
 /******************************************************************************/
@@ -177,14 +227,8 @@ bool resolve_class_from_name(classinfo *referer,
                if (cls == NULL) {
                        cls = load_class_from_classloader(classname, referer->classloader);
 
-                       if (cls == NULL) {
-                               /* If the exception is a ClassNotFoundException,
-                                  convert it to a NoClassDefFoundError. */
-
-                               exceptions_classnotfoundexception_to_noclassdeffounderror();
-
+                       if (cls == NULL)
                                return false;
-                       }
                }
        }