StatusCode QueryOperatorImpl::LoadCollectionQuery(QueryNodeImpl* target)
{
#if 0
ClearMCATScratch();
m_selval[DATA_GRP_NAME] = 1;
INode* ptr = target;
IMetadataNode* ptr_meta;
int count = 0;
StatusCode status;
while(WINI_QUERY == ptr->GetType())
{
ptr_meta = (IMetadataNode*)ptr->GetChild(0);
status = LoadCollectionQuery2(ptr_meta, count);
if(!status.isOk())
break;
ptr = ptr->GetParent();
if(NULL == ptr)
break;
}
return status;
#endif
return WINI_ERROR;
}
/*
this function takes a char string. if the string begins
with a / it will perceive it as a relative path otherwise it will
take take the entire path as a name. trailing / may be
present or omitted.
*/
INode* UserNodeImpl::GetChild(const char* name)
{
if((NULL == name)||(NULL == m_children))
return NULL;
INode* child;
char *szname;
int j;
if('/' == name[0])
{
szname = strdup(name);
int len = strlen(name);
for(j = 1; j < len; j++)
{
if('/' == szname[j])
{
szname[j] = 0;
break;
}
}
child = GetChild(szname);
if(NULL == child)
{
free(szname);
return NULL;
}
if(j < len)
{
child = child->GetChild(&szname[j+1]);
}
free(szname);
return child;
}else
{
for(int i = 0; i < m_children->size(); i++)
{
child = m_children->at(i);
if(0 == strcmp(name, child->GetName()))
{
return child;
}
}
return NULL;
}
//should never reach here
return NULL;
}
StatusCode QueryOperatorImpl::GetChildDatasets(QueryNodeImpl* target)
{
return WINI_ERROR;
#if 0
StatusCode status = srbGetDataDirInfo(m_conn, 0, m_qval, m_selval, &m_result, MAX_ROWS);
if(!status.isOk())
return status;
filterDeleted(&m_result);
char* szCollection = getFromResultStruct(&m_result,dcs_tname[DATA_GRP_NAME], dcs_aname[DATA_GRP_NAME]);
char* szDataset = getFromResultStruct(&m_result,dcs_tname[DATA_NAME], dcs_aname[DATA_NAME]);
char *szCPtr, *szDPtr;
const char* path = m_binding->GetPath();
int path_len = strlen(path);
INode* parent = m_binding;
INode *child, *dataset;
for(int i = 0; i < m_result.row_count; i++)
{
szCPtr = szCollection;
szDPtr = szDataset;
szCPtr += i * MAX_DATA_SIZE;
szDPtr += i * MAX_DATA_SIZE;
szCPtr += path_len;
//dataset?
if(NULL == *szCPtr)
{
status = parent->GetChild(szDPtr, &dataset);
if(!status.isOk())
return WINI_ERROR;
target->AddChild(dataset);
continue;
}
start: status = ((CollectionNodeImpl*)parent)->GetChild(szCPtr, &child);
CollectionOperatorImpl* collection_op = (CollectionOperatorImpl*)m_session->GetOperator(WINI_COLLECTION);
switch(status.GetCode())
{
case WINI_OK:
//dataset is in a child collection of the binding
//child collection has been found
//now locate the dataset
startd: status = child->GetChild(szDPtr, &dataset);
switch(status.GetCode())
{
case WINI_OK:
target->AddChild(dataset);
break;
case WINI_ERROR_NOT_FILLED:
collection_op->GetChildren((CollectionNodeImpl*)child);
goto startd;
break;
default:
return WINI_ERROR;
break;
}
break;
case WINI_ERROR_NOT_FILLED:
//child is not opened yet
//open the child and begin again
collection_op->GetChildren((CollectionNodeImpl*)parent);
goto start;
break;
default:
return WINI_ERROR;
break;
}
}
//while(m_result.continuation_index >= 0)
//{
//add code for this later
//}
return WINI_OK;
#endif
}
StatusCode CollectionNodeImpl::GetChild(const char* name, INode** result)
{
if((NULL == name)||(NULL == result))
return WINI_ERROR_INVALID_PARAMETER;
INode* child;
char *szname;
int j;
StatusCode status;
if('/' == name[0])
{
szname = strdup(name);
int len = strlen(name);
for(j = 1; j < len; j++)
{
if('/' == szname[j])
{
szname[j] = 0;
break;
}
}
status = GetChild(&szname[1], &child);
szname[j] = '/';
if(!status.isOk())
{
free(szname);
*result = child;
return status;
}
if(j < len)
{
status = child->GetChild(&szname[j], &child);
}
free(szname);
*result = child;
return status;
}
if(m_children)
{
for(int i = 0; i < m_children->size(); i++)
{
child = m_children->at(i);
if(0 == strcmp(name, child->GetName()))
{
*result = child;
return WINI_OK;
}
}
}else
{
*result = this;
return WINI_ERROR_NOT_FILLED;
}
*result = NULL;
return WINI_ERROR_CHILD_NOT_FOUND;
}
//if string begins with '/' it will be taken as a relative path
//else it will take ptr as the name of a child
//trailing / may be present or omitted
INode* CollectionNodeImpl::GetChild(const char* name)
{
if(NULL == name)
return NULL;
INode* child;
char *szname;
StatusCode status;
int j;
if('/' == name[0])
{
szname = strdup(name);
int len = strlen(name);
for(j = 1; j < len; j++)
{
if('/' == szname[j])
{
szname[j] = 0;
break;
}
}
child = GetChild(&szname[1]);
szname[j] = '/';
if(!status.isOk())
{
free(szname);
return child;
}
if(j < len)
{
child = child->GetChild(&szname[j]);
}
free(szname);
return child;
}
char* myptr;// = (char*)child->GetName();
if(m_children)
{
for(int i = 0; i < m_children->size(); i++)
{
child = m_children->at(i);
myptr = (char*)child->GetName();
if(0 == strcmp(name, myptr))
{
return child;
}
}
}
return NULL;
}
StatusCode UserNodeImpl::GetChild(const char* name, INode** result)
{
if(NULL == name)
return NULL;
if(NULL == result)
return NULL;
INode* child;
char *szname;
int j;
StatusCode status;
if('/' == name[0])
{
szname = strdup(name);
int len = strlen(name);
for(j = 1; j < len; j++)
{
if('/' == szname[j])
{
szname[j] = 0;
break;
}
}
status = GetChild(&szname[1], &child);
if(!status.isOk())
{
free(szname);
*result = child;
return status;
}
if(j < len)
{
status = child->GetChild(&szname[j+1], &child);
}
free(szname);
*result = child;
return status;
}else
{
if(m_children)
{
for(int i = 0; i < m_children->size(); i++)
{
child = m_children->at(i);
if(0 == strcmp(name, child->GetName()))
{
*result = child;
return WINI_OK;
}
}
}else
{
*result = this;
return WINI_ERROR_NOT_FILLED;
}
}
//should never reach here
*result = NULL;
return WINI_ERROR;
}
