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2004-12-10 Andrew Haley <aph@redhat.com>
[pf3gnuchains/gcc-fork.git] / libjava / java / lang / reflect / natMethod.cc
index b194067..b4b3a7a 100644 (file)
@@ -30,6 +30,7 @@ details.  */
 #include <java/lang/Double.h>
 #include <java/lang/IllegalAccessException.h>
 #include <java/lang/IllegalArgumentException.h>
+#include <java/lang/IncompatibleClassChangeError.h>
 #include <java/lang/NullPointerException.h>
 #include <java/lang/ArrayIndexOutOfBoundsException.h>
 #include <java/lang/VirtualMachineError.h>
@@ -480,7 +481,27 @@ _Jv_CallAnyMethodA (jobject obj,
     {
       _Jv_VTable *vtable = *(_Jv_VTable **) obj;
       if (iface == NULL)
-       ncode = vtable->get_method (meth->index);
+       {
+         if (is_jni_call && Modifier::isAbstract (meth->accflags))
+           {
+             // With JNI we don't know if this is an interface call
+             // or a call to an abstract method.  Look up the method
+             // by name, the slow way.
+             _Jv_Method *concrete_meth
+               = _Jv_LookupDeclaredMethod (vtable->clas,
+                                           meth->name,
+                                           meth->signature,
+                                           NULL);
+             if (concrete_meth == NULL
+                 || concrete_meth->ncode == NULL
+                 || Modifier::isAbstract(concrete_meth->accflags))
+               throw new java::lang::IncompatibleClassChangeError
+                 (_Jv_GetMethodString (vtable->clas, meth->name));
+             ncode = concrete_meth->ncode;
+           }
+         else
+           ncode = vtable->get_method (meth->index);
+       }
       else
        ncode = _Jv_LookupInterfaceMethodIdx (vtable->clas, iface,
                                              meth->index);