/// <summary>
/// Process override field data returned
/// </summary>
/// <param name="msg"></param>
private void processOverrides(Bloomberglp.Blpapi.Message msg)
{
string[] elementList = new string[] { "mnemonic", "description", "categoryName" };
object[] fieldDataValues = null;
if (msg.MessageType.Equals(Bloomberglp.Blpapi.Name.GetName("fieldResponse")))
{
// process response
Element fieldDataArray = msg.GetElement("fieldData");
int numberOfFields = fieldDataArray.NumValues;
// start table update
overrideTable.BeginLoadData();
overrideFieldsTempTable.BeginLoadData();
for (int index = 0; index < numberOfFields; index++)
{
// process field element
fieldDataValues = new object[4];
Element fieldElement = fieldDataArray.GetValueAsElement(index);
Element fieldData = fieldElement.GetElement("fieldInfo");
try
{
// get field id
string fieldId = d_fieldIds[index];
// get override for field id
string selectCriteria = "id = '" + fieldId + "'";
DataRow[] ovrRows = overrideTable.Select(selectCriteria);
DataRow[] fields = overrideFieldsTempTable.Select(selectCriteria);
if (fields.Length > 0)
{
// process override fields
int dataIndex = 1;
foreach (string item in elementList)
{
// field property
Element dataElement = fieldData.GetElement(item);
if (dataElement.IsArray)
{
// process array data
switch (item)
{
case "categoryName":
// process categoryName here
break;
case "overrides":
// process categoryName here
break;
}
}
else
{
// process element data
switch (item)
{
case "documentation":
// process documentation here
break;
default:
fields[0][dataIndex] = dataElement.GetValueAsString();
break;
}
}
dataIndex++;
}
if (ovrRows.Length > 0)
{
// update override field properties
foreach (DataRow ovrRow in ovrRows)
{
ovrRow["mnemonic"] = fields[0]["mnemonic"];
ovrRow["description"] = fields[0]["description"];
}
}
}
}
catch
{
// field property not in response
}
}
// end of table update
overrideTable.BeginLoadData();
overrideTable.AcceptChanges();
overrideFieldsTempTable.BeginLoadData();
overrideFieldsTempTable.AcceptChanges();
}
}
/// <summary>
/// Process categorized field search response
/// </summary>
/// <param name="msg"></param>
private void processCategorizedFieldData(Bloomberglp.Blpapi.Message msg)
{
string message = string.Empty;
string[] elementList = new string[] { "mnemonic", "description",
"categoryName", "documentation", "overrides" };
object[] fieldDataValues = null;
// process message
toolStripStatusLabel1.Text = "Processing data...";
if (msg.MessageType.Equals(Bloomberglp.Blpapi.Name.GetName("categorizedFieldResponse")))
{
if (msg.HasElement("categorizedFieldSearchError"))
{
// process field search error
Element reason = msg.GetElement("categorizedFieldSearchError");
message = string.Concat("Error: Source-", reason.GetElementAsString("source"),
", Code-", reason.GetElementAsString("code"), ", category-",
reason.GetElementAsString("category"),
", desc-", reason.GetElementAsString("message"));
}
else
{
if (msg.HasElement("category"))
{
// process category
Element categories = msg.GetElement("category");
int numberOfCategories = categories.NumValues;
for (int categoryIndex = 0; categoryIndex < numberOfCategories; categoryIndex++)
{
// process category data
Element category = categories.GetValueAsElement(categoryIndex);
Element fieldDataArray = category.GetElement("fieldData");
int numberOfFields = fieldDataArray.NumValues;
// start table update
fieldTable.BeginLoadData();
propertyTable.BeginLoadData();
overrideTable.BeginLoadData();
for (int index = 0; index < numberOfFields; index++)
{
// process field data
fieldDataValues = new object[4];
Element fieldElement = fieldDataArray.GetValueAsElement(index);
Element fieldData = fieldElement.GetElement("fieldInfo");
// get field id
string fieldId = fieldElement.GetElementAsString("id");
fieldDataValues[0] = fieldId;
try
{
String dataValue = string.Empty;
int dataIndex = 1;
foreach (string item in elementList)
{
// get field property
Element dataElement = fieldData.GetElement(item);
if (dataElement.IsArray)
{
// process array data
switch (item)
{
case "categoryName":
fieldDataValues[dataIndex] = category.GetElementAsString("categoryName");
break;
case "overrides":
for (int overrideIndex = 0; overrideIndex < dataElement.NumValues; overrideIndex++)
{
if (overrideTable.Select("parentId = '" + fieldId + "' AND id = '" +
dataElement[overrideIndex].ToString() + "'").Length == 0)
{
overrideTable.Rows.Add(new object[] { fieldId, dataElement[overrideIndex].ToString(),
DBNull.Value, DBNull.Value });
}
}
break;
}
}
else
{
// process element data
switch (item)
{
case "documentation":
// add documentation row
propertyTable.Rows.Add(new object[] { fieldId, dataElement.GetValue() });
break;
default:
fieldDataValues[dataIndex] = dataElement.GetValueAsString();
break;
}
}
dataIndex++;
}
// add field to table
fieldTable.Rows.Add(fieldDataValues);
}
catch
{
// field property not in response
}
}
}
}
// end of table update
fieldTable.EndLoadData();
propertyTable.EndLoadData();
overrideTable.EndLoadData();
d_data.AcceptChanges();
if (fieldTable.Rows.Count > 0)
{
richTextBoxDocumentation.Tag = string.Empty;
// trigger event to update override grid
dataGridViewDataView_RowEnter(this, new DataGridViewCellEventArgs(1, 0));
}
}
}
if (message != string.Empty)
{
toolStripStatusLabel1.Text = "Request error: " + message;
}
}