* exception.c: Exception handling
*
* Authors:
- * Paolo Molaro (lupus@ximian.com)
- * Dietmar Maurer (dietmar@ximian.com)
- * Dick Porter (dick@ximian.com)
+ * Paolo Molaro (lupus@ximian.com)
+ * Dietmar Maurer (dietmar@ximian.com)
+ * Dick Porter (dick@ximian.com)
+ * Miguel de Icaza (miguel@ximian.com)
*
- * (C) 2001 Ximian, Inc.
+ * (C) 2001, 2002 Ximian, Inc.
*/
#include <mono/metadata/exception.h>
-#include <mono/metadata/class.h>
+#include <mono/metadata/object-internals.h>
+#include <mono/metadata/appdomain.h>
+#include <string.h>
-MonoObject*
+/**
+ * mono_exception_from_name:
+ * @image: the Mono image where to look for the class
+ * @name_space: the namespace for the class
+ * @name: class name
+ *
+ * Creates an exception of the given namespace/name class.
+ *
+ * Returns: the initialized exception instance.
+ */
+MonoException *
mono_exception_from_name (MonoImage *image, const char *name_space,
const char *name)
+{
+ return mono_exception_from_name_domain (mono_domain_get (), image, name_space, name);
+}
+
+MonoException *
+mono_exception_from_name_domain (MonoDomain *domain, MonoImage *image,
+ const char* name_space, const char *name)
{
MonoClass *klass;
MonoObject *o;
klass = mono_class_from_name (image, name_space, name);
- o = mono_object_new (klass);
+ o = mono_object_new (domain, klass);
g_assert (o != NULL);
mono_runtime_object_init (o);
- return o;
+ return (MonoException *)o;
}
-MonoObject*
-mono_get_exception_divide_by_zero ()
+/**
+ * mono_exception_from_name_two_strings:
+ * @image: the Mono image where to look for the class
+ * @name_space: the namespace for the class
+ * @name: class name
+ * @a1: first string argument to pass
+ * @a2: second string argument to pass
+ *
+ * Creates an exception from a constructor that takes two string
+ * arguments.
+ *
+ * Returns: the initialized exception instance.
+ */
+MonoException *
+mono_exception_from_name_two_strings (MonoImage *image, const char *name_space,
+ const char *name, MonoString *a1, MonoString *a2)
+{
+ MonoDomain *domain = mono_domain_get ();
+ MonoClass *klass;
+ MonoMethod *method = NULL;
+ MonoObject *o;
+ int count = 1;
+ gpointer args [2];
+ gpointer iter;
+ MonoMethod *m;
+
+ if (a2 != NULL)
+ count++;
+
+ klass = mono_class_from_name (image, name_space, name);
+ o = mono_object_new (domain, klass);
+
+ iter = NULL;
+ while ((m = mono_class_get_methods (klass, &iter))) {
+ MonoMethodSignature *sig;
+
+ if (strcmp (".ctor", mono_method_get_name (m)))
+ continue;
+ sig = mono_method_signature (m);
+ if (sig->param_count != count)
+ continue;
+
+ if (sig->params [0]->type != MONO_TYPE_STRING)
+ continue;
+ if (count == 2 && sig->params [1]->type != MONO_TYPE_STRING)
+ continue;
+ method = m;
+ }
+
+ args [0] = a1;
+ args [1] = a2;
+ mono_runtime_invoke (method, o, args, NULL);
+ return (MonoException *) o;
+}
+
+/**
+ * mono_exception_from_name_msg:
+ * @image: the Mono image where to look for the class
+ * @name_space: the namespace for the class
+ * @name: class name
+ * @msg: the message to embed inside the exception
+ *
+ * Creates an exception and initializes its message field.
+ *
+ * Returns: the initialized exception instance.
+ */
+MonoException *
+mono_exception_from_name_msg (MonoImage *image, const char *name_space,
+ const char *name, const guchar *msg)
{
- static MonoObject *ex = NULL;
- if (ex)
- return ex;
- ex = mono_exception_from_name (mono_defaults.corlib, "System",
- "DivideByZeroException");
+ MonoException *ex;
+
+ ex = mono_exception_from_name (image, name_space, name);
+
+ if (msg)
+ ex->message = mono_string_new (mono_object_get_domain ((MonoObject*)ex), msg);
+
return ex;
}
-MonoObject*
+MonoException *
+mono_get_exception_divide_by_zero ()
+{
+ return mono_exception_from_name (mono_get_corlib (), "System",
+ "DivideByZeroException");
+}
+
+MonoException *
mono_get_exception_security ()
{
- static MonoObject *ex = NULL;
- if (ex)
- return ex;
- ex = mono_exception_from_name (mono_defaults.corlib, "System",
- "SecurityException");
- return ex;
+ return mono_exception_from_name (mono_get_corlib (), "System.Security",
+ "SecurityException");
}
-MonoObject*
+MonoException *
+mono_get_exception_thread_abort ()
+{
+ return mono_exception_from_name (mono_get_corlib (), "System.Threading",
+ "ThreadAbortException");
+}
+
+MonoException *
mono_get_exception_arithmetic ()
{
- static MonoObject *ex = NULL;
- if (ex)
- return ex;
- ex = mono_exception_from_name (mono_defaults.corlib, "System",
- "ArithmeticException");
- return ex;
+ return mono_exception_from_name (mono_get_corlib (), "System",
+ "ArithmeticException");
}
-MonoObject*
+MonoException *
mono_get_exception_overflow ()
{
- static MonoObject *ex = NULL;
- if (ex)
- return ex;
- ex = mono_exception_from_name (mono_defaults.corlib, "System",
- "OverflowException");
- return ex;
+ return mono_exception_from_name (mono_get_corlib (), "System",
+ "OverflowException");
}
-MonoObject*
+MonoException *
mono_get_exception_null_reference ()
{
- static MonoObject *ex = NULL;
- if (ex)
- return ex;
- ex = mono_exception_from_name (mono_defaults.corlib, "System",
- "NullReferenceException");
- return ex;
+ return mono_exception_from_name (mono_get_corlib (), "System",
+ "NullReferenceException");
}
-MonoObject*
-mono_get_exception_execution_engine ()
+MonoException *
+mono_get_exception_execution_engine (const guchar *msg)
{
- static MonoObject *ex = NULL;
- if (ex)
- return ex;
- ex = mono_exception_from_name (mono_defaults.corlib, "System",
- "ExecutionEngineException");
- return ex;
+ return mono_exception_from_name_msg (mono_get_corlib (), "System",
+ "ExecutionEngineException", msg);
+}
+
+MonoException *
+mono_get_exception_serialization (const guchar *msg)
+{
+ return mono_exception_from_name_msg (mono_get_corlib (), "System.Runtime.Serialization",
+ "SerializationException", msg);
}
-MonoObject*
+MonoException *
mono_get_exception_invalid_cast ()
{
- static MonoObject *ex = NULL;
- if (ex)
- return ex;
- ex = mono_exception_from_name (mono_defaults.corlib, "System",
- "InvalidCastException");
- return ex;
+ return mono_exception_from_name (mono_get_corlib (), "System",
+ "InvalidCastException");
}
-MonoObject*
+MonoException *
mono_get_exception_index_out_of_range ()
{
- static MonoObject *ex = NULL;
- if (ex)
- return ex;
- ex = mono_exception_from_name (mono_defaults.corlib, "System",
- "IndexOutOfRangeException");
- return ex;
+ return mono_exception_from_name (mono_get_corlib (), "System",
+ "IndexOutOfRangeException");
}
-MonoObject*
+MonoException *
mono_get_exception_array_type_mismatch ()
{
- static MonoObject *ex = NULL;
- if (ex)
- return ex;
- ex = mono_exception_from_name (mono_defaults.corlib, "System",
- "ArrayTypeMismatchException");
+ return mono_exception_from_name (mono_get_corlib (), "System",
+ "ArrayTypeMismatchException");
+}
+
+MonoException *
+mono_get_exception_type_load (MonoString *type_name)
+{
+ MonoTypeLoadException *exc;
+
+ exc = (MonoTypeLoadException *) mono_exception_from_name (mono_get_corlib (),
+ "System",
+ "TypeLoadException");
+
+ exc->type_name = type_name;
+ return (MonoException *) exc;
+}
+
+MonoException *
+mono_get_exception_not_implemented (const guchar *msg)
+{
+ MonoException *ex;
+
+ ex = mono_exception_from_name (mono_get_corlib (), "System",
+ "NotImplementedException");
+
+ if (msg)
+ ex->message = mono_string_new (mono_object_get_domain ((MonoObject*)ex), msg);
+
return ex;
}
-MonoObject*
+MonoException *
mono_get_exception_missing_method ()
{
- static MonoObject *ex = NULL;
- if (ex)
- return ex;
- ex = mono_exception_from_name (mono_defaults.corlib, "System",
- "MissingMethodException");
- return ex;
+ return mono_exception_from_name (mono_get_corlib (), "System",
+ "MissingMethodException");
}
MonoException*
{
MonoException *ex;
- ex = (MonoException *)mono_exception_from_name (
- mono_defaults.corlib, "System", "ArgumentNullException");
+ ex = mono_exception_from_name (
+ mono_get_corlib (), "System", "ArgumentNullException");
if (arg)
((MonoArgumentException *)ex)->param_name =
- mono_string_new (arg);
+ mono_string_new (mono_object_get_domain ((MonoObject*)ex), arg);
return ex;
}
{
MonoException *ex;
- ex = (MonoException *)mono_exception_from_name (
- mono_defaults.corlib, "System", "ArgumentException");
+ ex = mono_exception_from_name_msg (
+ mono_get_corlib (), "System", "ArgumentException", msg);
- if (msg)
- ex->message = mono_string_new (msg);
-
if (arg)
((MonoArgumentException *)ex)->param_name =
- mono_string_new (arg);
+ mono_string_new (mono_object_get_domain ((MonoObject*)ex), arg);
return ex;
}
MonoException *
-mono_get_exception_io (const guchar *msg)
+mono_get_exception_argument_out_of_range (const guchar *arg)
{
MonoException *ex;
- ex=(MonoException *)mono_exception_from_name(
- mono_defaults.corlib, "System.IO", "IOException");
+ ex = mono_exception_from_name (
+ mono_get_corlib (), "System", "ArgumentOutOfRangeException");
- ex->message=mono_string_new(msg);
+ if (arg)
+ ((MonoArgumentException *)ex)->param_name =
+ mono_string_new (mono_object_get_domain ((MonoObject*)ex), arg);
- return(ex);
+ return ex;
+}
+
+MonoException *
+mono_get_exception_thread_state (const guchar *msg)
+{
+ return mono_exception_from_name_msg (
+ mono_get_corlib (), "System.Threading", "ThreadStateException", msg);
}
+MonoException *
+mono_get_exception_io (const guchar *msg)
+{
+ return mono_exception_from_name_msg (
+ mono_get_corlib (), "System.IO", "IOException", msg);
+}
+MonoException *
+mono_get_exception_file_not_found (MonoString *fname)
+{
+ return mono_exception_from_name_two_strings (
+ mono_get_corlib (), "System.IO", "FileNotFoundException", fname, fname);
+}
+
+MonoException *
+mono_get_exception_type_initialization (const gchar *type_name, MonoException *inner)
+{
+ MonoClass *klass;
+ gpointer args [2];
+ MonoObject *exc;
+ MonoMethod *method;
+ gpointer iter;
+
+ klass = mono_class_from_name (mono_get_corlib (), "System", "TypeInitializationException");
+ g_assert (klass);
+
+ mono_class_init (klass);
+
+ /* TypeInitializationException only has 1 ctor with 2 args */
+ iter = NULL;
+ while ((method = mono_class_get_methods (klass, &iter))) {
+ if (!strcmp (".ctor", mono_method_get_name (method)) && mono_method_signature (method)->param_count == 2)
+ break;
+ method = NULL;
+ }
+
+ g_assert (method);
+
+ args [0] = mono_string_new (mono_domain_get (), type_name);
+ args [1] = inner;
+
+ exc = mono_object_new (mono_domain_get (), klass);
+ mono_runtime_invoke (method, exc, args, NULL);
+
+ return (MonoException *) exc;
+}
+
+MonoException *
+mono_get_exception_synchronization_lock (const guchar *msg)
+{
+ return mono_exception_from_name_msg (mono_get_corlib (), "System.Threading", "SynchronizationLockException", msg);
+}
+
+MonoException *
+mono_get_exception_cannot_unload_appdomain (const guchar *msg)
+{
+ return mono_exception_from_name_msg (mono_get_corlib (), "System", "CannotUnloadAppDomainException", msg);
+}
+
+MonoException *
+mono_get_exception_appdomain_unloaded (void)
+{
+ return mono_exception_from_name (mono_get_corlib (), "System", "AppDomainUnloadedException");
+}
+
+MonoException *
+mono_get_exception_bad_image_format (const guchar *msg)
+{
+ return mono_exception_from_name_msg (mono_get_corlib (), "System", "BadImageFormatException", msg);
+}
+
+MonoException *
+mono_get_exception_stack_overflow (void)
+{
+ return mono_exception_from_name (mono_get_corlib (), "System", "StackOverflowException");
+}