gapi_returnCode_t
gapi_publisher_delete_contained_entities (
gapi_publisher _this)
{
_Publisher publisher;
_DataWriter dataWriter;
gapi_dataWriter handle;
gapi_returnCode_t result = GAPI_RETCODE_OK;
c_iter writers;
u_writer w;
void *userData;
publisher = gapi_publisherClaim(_this, &result);
if ( publisher != NULL ) {
/* delete all datawriters in the datawriterSet */
writers = u_publisherLookupWriters(U_PUBLISHER_GET(publisher),NULL);
w = c_iterTakeFirst(writers);
while (w) {
handle = u_entityGetUserData(u_entity(w));
dataWriter = gapi_dataWriterClaimNB(handle,&result);
if (dataWriter) {
userData = _ObjectGetUserData(_Object(dataWriter));
_DataWriterFree(dataWriter);
}
w = c_iterTakeFirst(writers);
}
c_iterFree(writers);
_EntityRelease(publisher);
} else {
result = GAPI_RETCODE_BAD_PARAMETER;
}
return result;
}
/* DomainParticipant
* get_participant();
*/
gapi_domainParticipant
gapi_topicDescription_get_participant (
gapi_topicDescription _this)
{
_TopicDescription topicDescription;
_Topic topic;
_DomainParticipant participant = NULL;
topicDescription = gapi_topicDescriptionClaim(_this, NULL);
if ( topicDescription != NULL ) {
/* all entities except for content filtered topics have a reference
* to a user layer entity. So except for content filtered topics
* entities get their participant from the user layer entity.
* Content filters instead do this via the related topic.
*/
if (_ObjectGetKind(_Object(topicDescription)) == OBJECT_KIND_CONTENTFILTEREDTOPIC) {
topic = _ContentFilteredTopicGetRelatedTopic(_ContentFilteredTopic(topicDescription));
participant = _EntityParticipant(_Entity(topic));
} else {
participant = _EntityParticipant(_Entity(topicDescription));
}
}
_EntityRelease(topicDescription);
return (gapi_domainParticipant)_EntityHandle(participant);
}
const char *
_BuiltinFindTopicName (
_Entity entity)
{
const char *name = NULL;
switch (_ObjectGetKind(_Object(entity))) {
case OBJECT_KIND_DOMAINPARTICIPANT:
name = builtinTopicTypeInfo[_BUILTIN_PARTICIPANT_INFO].topicName;
break;
case OBJECT_KIND_TOPIC:
name = builtinTopicTypeInfo[_BUILTIN_TOPIC_INFO].topicName;
break;
case OBJECT_KIND_DATAWRITER:
name = builtinTopicTypeInfo[_BUILTIN_PUBLICATION_INFO].topicName;
break;
case OBJECT_KIND_DATAREADER:
name = builtinTopicTypeInfo[_BUILTIN_SUBSCRIPTION_INFO].topicName;
break;
default:
break;
}
return name;
}
/* ReadCondition
* create_readcondition(
* in SampleStateMask sample_states,
* in ViewStateMask view_states,
* in InstanceStateMask instance_states);
*/
gapi_readCondition
gapi_dataReaderView_create_readcondition (
gapi_dataReaderView _this,
const gapi_sampleStateMask sample_states,
const gapi_viewStateMask view_states,
const gapi_instanceStateMask instance_states)
{
_DataReaderView datareaderview;
_ReadCondition readCondition = NULL;
datareaderview = gapi_dataReaderViewClaim(_this, NULL);
if ( datareaderview && _EntityEnabled(datareaderview) &&
gapi_stateMasksValid(sample_states, view_states, instance_states) ) {
_DataReader datareader;
datareader = _DataReaderViewDataReader(datareaderview);
readCondition = _ReadConditionNew ( sample_states,
view_states,
instance_states,
datareader,
datareaderview);
_EntityRelease(datareader);
if ( readCondition != NULL ) {
gapi_deleteEntityAction deleteAction;
void *actionArg;
if ( _ObjectGetDeleteAction(_Object(readCondition),
&deleteAction, &actionArg) ) {
_ObjectSetDeleteAction(_Object(readCondition),
deleteAction,
actionArg);
}
_ENTITY_REGISTER_OBJECT(_Entity(datareaderview),
(_Object)readCondition);
}
}
_EntityRelease(datareaderview);
return (gapi_readCondition)_EntityRelease(readCondition);
}
/* ReturnCode_t
* delete_contained_entities();
*/
gapi_returnCode_t
gapi_dataReaderView_delete_contained_entities (
gapi_dataReaderView _this)
{
gapi_returnCode_t result = GAPI_RETCODE_OK;
_DataReaderView datareaderview;
gapi_context context;
_Condition condition = NULL;
c_iter entities;
u_entity e;
u_result ur;
GAPI_CONTEXT_SET(context, _this, GAPI_METHOD_DELETE_CONTAINED_ENTITIES);
if ( _this != NULL ) {
datareaderview = gapi_dataReaderViewClaim(_this, &result);
if ( datareaderview != NULL ) {
if (!gapi_loanRegistry_is_empty(datareaderview->loanRegistry)) {
result = GAPI_RETCODE_PRECONDITION_NOT_MET;
} else {
entities = u_readerLookupQueries(U_READER_GET(datareaderview));
e = c_iterTakeFirst(entities);
while (e) {
condition = u_entityGetUserData(e);
if (condition) {
_ObjectReadClaimNotBusy(_Object(condition));
_ConditionFree(condition);
} else {
if (e == u_entity(datareaderview->uQuery)) {
datareaderview->uQuery = NULL;
ur = u_queryFree(u_query(e));
if (ur == U_RESULT_OK) {
result = GAPI_RETCODE_OK;
} else {
result = GAPI_RETCODE_BAD_PARAMETER;
}
} else {
assert(condition);
result = GAPI_RETCODE_BAD_PARAMETER;
}
}
e = c_iterTakeFirst(entities);
}
c_iterFree(entities);
}
_EntityRelease(datareaderview);
} else {
result = GAPI_RETCODE_ALREADY_DELETED;
}
} else {
result = GAPI_RETCODE_BAD_PARAMETER;
}
return result;
}
/**
* @fn Class *URLSessionTask::_URLSessionTask(void)
* @memberof URLSessionTask
*/
Class *_URLSessionTask(void) {
static Class *clazz;
static Once once;
do_once(&once, {
clazz = _initialize(&(const ClassDef) {
.name = "URLSessionTask",
.superclass = _Object(),
.instanceSize = sizeof(URLSessionTask),
.interfaceOffset = offsetof(URLSessionTask, interface),
.interfaceSize = sizeof(URLSessionTaskInterface),
.initialize = initialize,
});
});
/**
* @fn Class *TableColumn::_TableColumn(void)
* @memberof TableColumn
*/
Class *_TableColumn(void) {
static Class *clazz;
static Once once;
do_once(&once, {
clazz = _initialize(&(const ClassDef) {
.name = "TableColumn",
.superclass = _Object(),
.instanceSize = sizeof(TableColumn),
.interfaceOffset = offsetof(TableColumn, interface),
.interfaceSize = sizeof(TableColumnInterface),
.initialize = initialize,
});
});
gapi_returnCode_t
_ReadConditionFree(
_ReadCondition readcondition)
{
gapi_returnCode_t result = GAPI_RETCODE_OK;
if (_ObjectGetKind(_Object(readcondition)) == OBJECT_KIND_QUERYCONDITION ) {
_QueryConditionFree((_QueryCondition)readcondition);
} else {
_ReadConditionDispose(readcondition);
}
return result;
}
/**
* @fn Class *Resource::_Resource(void)
* @memberof Resource
*/
Class *_Resource(void) {
static Class *clazz;
static Once once;
do_once(&once, {
clazz = _initialize(&(const ClassDef) {
.name = "Resource",
.superclass = _Object(),
.instanceSize = sizeof(Resource),
.interfaceOffset = offsetof(Resource, interface),
.interfaceSize = sizeof(ResourceInterface),
.initialize = initialize,
.destroy = destroy,
});
});
void
_ConditionDispose(
_Condition _this)
{
gapi_waitSet waitset;
waitset = c_iterTakeFirst(_this->waitsets);
while (waitset) {
gapi_condition handle = _EntityRelease(_this);
gapi_waitSet_detach_condition(waitset, handle);
_this = gapi_conditionClaim(handle, NULL);
waitset = c_iterTakeFirst(_this->waitsets);
}
c_iterFree(_this->waitsets);
if (_ObjectGetKind(_Object(_this)) != OBJECT_KIND_GUARDCONDITION) {
_EntityDelete(_this);
}
}
void
_ConditionFree(
_Condition _this)
{
switch (_ObjectGetKind(_Object(_this))) {
case OBJECT_KIND_QUERYCONDITION:
_QueryConditionFree((_QueryCondition)_this);
break;
case OBJECT_KIND_READCONDITION:
_ReadConditionFree((_ReadCondition)_this);
break;
case OBJECT_KIND_STATUSCONDITION:
_StatusConditionFree((_StatusCondition)_this);
break;
case OBJECT_KIND_GUARDCONDITION:
_GuardConditionFree(_this);
break;
default:
assert(0);
break;
}
}
gapi_returnCode_t
gapi_dataReader_delete_contained_entities (
gapi_dataReader _this)
{
gapi_object handle;
gapi_returnCode_t result = GAPI_RETCODE_OK;
_DataReader datareader;
gapi_context context;
_Condition condition = NULL;
_DataReaderView view = NULL;
c_iter entities;
u_entity e;
u_result ur;
GAPI_CONTEXT_SET(context, _this, GAPI_METHOD_DELETE_CONTAINED_ENTITIES);
datareader = gapi_dataReaderClaim(_this, &result);
if ( datareader != NULL ) {
if (!gapi_loanRegistry_is_empty(datareader->loanRegistry)) {
result = GAPI_RETCODE_PRECONDITION_NOT_MET;
} else {
entities = u_readerLookupQueries(U_READER_GET(datareader));
e = c_iterTakeFirst(entities);
while (e) {
condition = u_entityGetUserData(e);
if (condition) {
_ObjectReadClaimNotBusy(_Object(condition));
_ConditionFree(condition);
} else {
assert(condition);
result = GAPI_RETCODE_BAD_PARAMETER;
}
e = c_iterTakeFirst(entities);
}
c_iterFree(entities);
entities = u_dataReaderLookupViews(U_DATAREADER_GET(datareader));
e = c_iterTakeFirst(entities);
while (e) {
handle = u_entityGetUserData(e);
view = _DataReaderView(gapi_conditionClaimNB(handle,&result));
if (view) {
_DataReaderViewFree(view);
} else {
ur = u_dataViewFree(u_dataView(e));
if (ur == U_RESULT_OK) {
result = GAPI_RETCODE_OK;
} else {
result = GAPI_RETCODE_BAD_PARAMETER;
}
}
e = c_iterTakeFirst(entities);
}
c_iterFree(entities);
}
_EntityRelease(datareader);
} else {
result = GAPI_RETCODE_BAD_PARAMETER;
}
return result;
}
_DataReader
_DataReaderNew (
const _TopicDescription topicDescription,
const _TypeSupport typesupport,
const gapi_dataReaderQos *qos,
const struct gapi_dataReaderListener *a_listener,
const gapi_statusMask mask,
const _Subscriber subscriber)
{
_DataReader _this;
v_readerQos readerQos;
u_dataReader uReader;
gapi_string topicName;
char dataReaderId[256];
c_bool noError = TRUE;
readerQos = u_readerQosNew(NULL);
if ( readerQos != NULL ) {
if ( gapi_kernelReaderQosCopyIn(qos, readerQos) ) {
q_expr expr;
c_value *params;
topicName = _TopicDescriptionGetName (topicDescription);
if (topicName) {
snprintf (dataReaderId,
sizeof(dataReaderId),
"%sReader", topicName);
gapi_free (topicName);
} else {
snprintf (dataReaderId,
sizeof(dataReaderId),
"dataReader");
}
expr = _TopicDescriptionGetExpr(topicDescription);
if (_ObjectGetKind(_Object(topicDescription)) ==
OBJECT_KIND_CONTENTFILTEREDTOPIC) {
params = _ContentFilteredTopicParameters(
(_ContentFilteredTopic)topicDescription);
} else {
params = NULL;
}
uReader = u_dataReaderNew(_SubscriberUsubscriber(subscriber),
dataReaderId,
expr,
params,
readerQos,
FALSE);
q_dispose(expr);
os_free(params);
noError = (uReader != NULL);
if (noError) {
_this = _DataReaderAlloc();
if ( _this != NULL ) {
noError = _DataReaderInit(_this,
subscriber,
topicDescription,
typesupport,
a_listener,
mask,
uReader);
if (!noError) {
_EntityDispose(_Entity(_this));
}
}
if (!noError) {
u_dataReaderFree(uReader);
}
}
} else {
noError = FALSE;
}
u_readerQosFree(readerQos);
} else {
noError = FALSE;
}
if (!noError) {
_this = NULL;
}
return _this;
}
gapi_dataReader
gapi_subscriber_create_datareader (
gapi_subscriber _this,
const gapi_topicDescription a_topic,
const gapi_dataReaderQos *qos,
const struct gapi_dataReaderListener *a_listener,
const gapi_statusMask mask)
{
_Subscriber subscriber;
_DataReader datareader = NULL;
gapi_dataReader result = NULL;
_TopicDescription topicDescription = NULL;
gapi_dataReaderQos *readerQos;
gapi_context context;
gapi_topicQos* topicQos;
GAPI_CONTEXT_SET(context, _this, GAPI_METHOD_CREATE_DATAREADER);
subscriber = gapi_subscriberClaim(_this, NULL);
if ( subscriber ) {
if ( !subscriber->builtin ) {
topicDescription = _TopicDescriptionFromHandle(a_topic);
}
}
if ( topicDescription ) {
if ( qos == GAPI_DATAREADER_QOS_DEFAULT ) {
readerQos = &subscriber->_defDataReaderQos;
} else if ( qos == GAPI_DATAREADER_QOS_USE_TOPIC_QOS ) {
_Topic topic = NULL;
switch(_ObjectGetKind(_Object(topicDescription))) {
case OBJECT_KIND_TOPIC:
topic = _Topic(topicDescription);
break;
case OBJECT_KIND_CONTENTFILTEREDTOPIC:
topic = _ContentFilteredTopicGetRelatedTopic(_ContentFilteredTopic(topicDescription));
break;
default:
topic = NULL;
break;
}
if ( topic ) {
topicQos = gapi_topicQos__alloc();
readerQos = gapi_dataReaderQos__alloc();
gapi_dataReaderQosCopy(&subscriber->_defDataReaderQos, readerQos);
_TopicGetQos(topic, topicQos);
gapi_mergeTopicQosWithDataReaderQos(topicQos,readerQos);
gapi_free(topicQos);
} else {
readerQos = (gapi_dataReaderQos *)qos;
}
} else {
readerQos = (gapi_dataReaderQos *)qos;
}
if ( gapi_dataReaderQosIsConsistent(readerQos, &context) == GAPI_RETCODE_OK ) {
gapi_char *typeName;
gapi_char *topicName;
_DomainParticipant participant;
_TypeSupport typeSupport;
/* find topic with the participant for consistency */
typeName = _TopicDescriptionGetTypeName(topicDescription);
topicName = _TopicDescriptionGetName(topicDescription);
participant = _EntityParticipant(_Entity(subscriber));
/* find type support for the data type to find
* data reader create function.
*/
typeSupport = _DomainParticipantFindType(participant, typeName);
if(typeSupport)
{
/* if create function is NULL, take default from data reader */
datareader = _DataReaderNew(topicDescription,
typeSupport,
readerQos,
a_listener,
mask,
subscriber);
if ( datareader ) {
_ENTITY_REGISTER_OBJECT(_Entity(subscriber),
(_Object)datareader);
}
}else{
OS_REPORT_1(OS_WARNING,
"gapi_subscriber_create_datareader", 0,
"TypeSupport %s not found !",
typeName);
}
gapi_free(typeName);
gapi_free(topicName);
}
if (qos == GAPI_DATAREADER_QOS_USE_TOPIC_QOS) {
gapi_free(readerQos);
}
}
_EntityRelease(subscriber);
if ( datareader ) {
gapi_object statusHandle;
statusHandle = _EntityHandle(_Entity(datareader)->status);
result = (gapi_dataReader)_EntityRelease(datareader);
}
return result;
}