from bt2 import interrupter as bt2_interrupter
from bt2 import connection as bt2_connection
from bt2 import component as bt2_component
-from bt2 import message_iterator as bt2_message_iterator
import functools
from bt2 import port as bt2_port
from bt2 import logging as bt2_logging
def _graph_port_added_listener_from_native(
user_listener, component_ptr, component_type, port_ptr, port_type
):
- component = bt2_component._create_component_from_ptr_and_get_ref(
+ component = bt2_component._create_component_from_const_ptr_and_get_ref(
component_ptr, component_type
)
- port = bt2_port._create_from_ptr_and_get_ref(port_ptr, port_type)
+ port = bt2_port._create_from_const_ptr_and_get_ref(port_ptr, port_type)
user_listener(component, port)
downstream_component_type,
downstream_port_ptr,
):
- upstream_component = bt2_component._create_component_from_ptr_and_get_ref(
+ upstream_component = bt2_component._create_component_from_const_ptr_and_get_ref(
upstream_component_ptr, upstream_component_type
)
- upstream_port = bt2_port._create_from_ptr_and_get_ref(
+ upstream_port = bt2_port._create_from_const_ptr_and_get_ref(
upstream_port_ptr, native_bt.PORT_TYPE_OUTPUT
)
- downstream_component = bt2_component._create_component_from_ptr_and_get_ref(
+ downstream_component = bt2_component._create_component_from_const_ptr_and_get_ref(
downstream_component_ptr, downstream_component_type
)
- downstream_port = bt2_port._create_from_ptr_and_get_ref(
+ downstream_port = bt2_port._create_from_const_ptr_and_get_ref(
downstream_port_ptr, native_bt.PORT_TYPE_INPUT
)
user_listener(
_get_ref = staticmethod(native_bt.graph_get_ref)
_put_ref = staticmethod(native_bt.graph_put_ref)
- def __init__(self):
- ptr = native_bt.graph_create()
+ def __init__(self, mip_version=0):
+ utils._check_uint64(mip_version)
+
+ if mip_version > bt2.get_maximal_mip_version():
+ raise ValueError('unknown MIP version {}'.format(mip_version))
+
+ ptr = native_bt.graph_create(mip_version)
if ptr is None:
raise bt2._MemoryError('cannot create graph object')
obj=None,
logging_level=bt2_logging.LoggingLevel.NONE,
):
- if isinstance(component_class, bt2_component._SourceComponentClass):
+ if isinstance(component_class, bt2_component._SourceComponentClassConst):
cc_ptr = component_class._ptr
add_fn = native_bt.bt2_graph_add_source_component
cc_type = native_bt.COMPONENT_CLASS_TYPE_SOURCE
- elif isinstance(component_class, bt2_component._FilterComponentClass):
+ elif isinstance(component_class, bt2_component._FilterComponentClassConst):
cc_ptr = component_class._ptr
add_fn = native_bt.bt2_graph_add_filter_component
cc_type = native_bt.COMPONENT_CLASS_TYPE_FILTER
- elif isinstance(component_class, bt2_component._SinkComponentClass):
+ elif isinstance(component_class, bt2_component._SinkComponentClassConst):
cc_ptr = component_class._ptr
add_fn = native_bt.bt2_graph_add_sink_component
cc_type = native_bt.COMPONENT_CLASS_TYPE_SINK
)
utils._handle_func_status(status, 'cannot add component to graph')
assert comp_ptr
- return bt2_component._create_component_from_ptr(comp_ptr, cc_type)
+ return bt2_component._create_component_from_const_ptr(comp_ptr, cc_type)
def connect_ports(self, upstream_port, downstream_port):
- utils._check_type(upstream_port, bt2_port._OutputPort)
- utils._check_type(downstream_port, bt2_port._InputPort)
+ utils._check_type(upstream_port, bt2_port._OutputPortConst)
+ utils._check_type(downstream_port, bt2_port._InputPortConst)
status, conn_ptr = native_bt.graph_connect_ports(
self._ptr, upstream_port._ptr, downstream_port._ptr
)
utils._handle_func_status(status, 'cannot connect component ports within graph')
assert conn_ptr
- return bt2_connection._Connection._create_from_ptr(conn_ptr)
+ return bt2_connection._ConnectionConst._create_from_ptr(conn_ptr)
def add_port_added_listener(self, listener):
if not callable(listener):
def interrupt(self):
native_bt.graph_interrupt(self._ptr)
-
- def create_output_port_message_iterator(self, output_port):
- utils._check_type(output_port, bt2_port._OutputPort)
- msg_iter_ptr = native_bt.port_output_message_iterator_create(
- self._ptr, output_port._ptr
- )
-
- if msg_iter_ptr is None:
- raise bt2._MemoryError('cannot create output port message iterator')
-
- return bt2_message_iterator._OutputPortMessageIterator(msg_iter_ptr)