Attachment 44007 Details for Bug 34895 – allows dbus-python users to call overloaded methods

[patch] allows dbus-python users to call overloaded methods

overloaded_methods-2.patch (text/plain), 4.78 KB, created by himthingwatsit on 2011-03-02 00:42:49 UTC

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Creator: himthingwatsit

Created: 2011-03-02 00:42:49 UTC

Size: 4.78 KB

patch

obsolete

>diff -ru dbus-python.orig/dbus/_expat_introspect_parser.py dbus-python/dbus/_expat_introspect_parser.py
>--- dbus-python.orig/dbus/_expat_introspect_parser.py	2011-03-02 10:59:21.000000000 +0800
>+++ dbus-python/dbus/_expat_introspect_parser.py	2011-03-02 16:14:36.000000000 +0800
>@@ -58,7 +58,11 @@
>             if (not self.in_method and name == 'interface'):
>                 self.in_iface = ''
>             elif (self.in_method and name == 'method'):
>-                self.map[self.in_iface + '.' + self.in_method] = self.sig
>+                key = self.in_iface + '.' + self.in_method
>+                if key not in self.map:
>+                    self.map[key] = []
>+                if self.sig not in self.map[key]:
>+                    self.map[key].append(self.sig)
>                 self.in_method = ''
>                 self.sig = ''
> 
>@@ -67,12 +71,15 @@
>     concatenation of all their 'in' parameters, and mapping
>     ``interface.signal`` strings to the concatenation of all their
>     parameters.
>+    Keys are mapped to lists to handle the case of overloaded method
>+    and signal names.
> 
>     Example output::
> 
>         {
>-            'com.example.SignalEmitter.OneString': 's',
>-            'com.example.MethodImplementor.OneInt32Argument': 'i',
>+            'com.example.SignalEmitter.OneString': ['s'],
>+            'com.example.MethodImplementor.OneInt32Argument': ['i'],
>+            'com.example.MethodImplementor.Overloaded': ['s', 'i'],
>         }
> 
>     :Parameters:
>diff -ru dbus-python.orig/dbus/connection.py dbus-python/dbus/connection.py
>--- dbus-python.orig/dbus/connection.py	2011-03-02 10:59:21.000000000 +0800
>+++ dbus-python/dbus/connection.py	2011-03-02 16:28:59.000000000 +0800
>@@ -557,19 +557,30 @@
>         get_args_opts = {'utf8_strings': utf8_strings,
>                          'byte_arrays': byte_arrays}
> 
>-        message = MethodCallMessage(destination=bus_name,
>-                                    path=object_path,
>-                                    interface=dbus_interface,
>-                                    method=method)
>-        # Add the arguments to the function
>-        try:
>-            message.append(signature=signature, *args)
>-        except Exception, e:
>+        if type(signature) is not list:
>+            signature = [signature]
>+
>+        message = None
>+        exception = None
>+        for sig in signature:
>+            this_message = MethodCallMessage(destination=bus_name,
>+                                             path=object_path,
>+                                             interface=dbus_interface,
>+                                             method=method)
>+            # Add the arguments to the function
>+            try:
>+                this_message.append(signature=sig, *args)
>+            except Exception, e:
>+                exception = e
>+            else:
>+                message = this_message
>+
>+        if message is None:
>             logging.basicConfig()
>             _logger.error('Unable to set arguments %r according to '
>                           'signature %r: %s: %s',
>                           args, signature, e.__class__, e)
>-            raise
>+            raise exception
> 
>         if reply_handler is None and error_handler is None:
>             # we don't care what happens, so just send it
>@@ -611,19 +622,30 @@
>         get_args_opts = {'utf8_strings': utf8_strings,
>                          'byte_arrays': byte_arrays}
> 
>-        message = MethodCallMessage(destination=bus_name,
>-                                    path=object_path,
>-                                    interface=dbus_interface,
>-                                    method=method)
>-        # Add the arguments to the function
>-        try:
>-            message.append(signature=signature, *args)
>-        except Exception, e:
>+        if type(signature) is not list:
>+            signature = [signature]
>+
>+        message = None
>+        exception = None
>+        for sig in signature:
>+            this_message = MethodCallMessage(destination=bus_name,
>+                                             path=object_path,
>+                                             interface=dbus_interface,
>+                                             method=method)
>+            # Add the arguments to the function
>+            try:
>+                this_message.append(signature=sig, *args)
>+            except Exception, e:
>+                exception = e
>+            else:
>+                message = this_message
>+
>+        if message is None:
>             logging.basicConfig()
>             _logger.error('Unable to set arguments %r according to '
>                           'signature %r: %s: %s',
>                           args, signature, e.__class__, e)
>-            raise
>+            raise exception
> 
>         # make a blocking call
>         reply_message = self.send_message_with_reply_and_block(

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Attachments on bug 34895: 43999 | 44007

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