private static byte[] SerializeArguments(TriggerArgument args)
{
using (var stream = new MemoryStream()) {
var serializer = new BinarySerializer();
serializer.Serialize(stream, args);
stream.Flush();
return(stream.ToArray());
}
}
public void CreateTrigger(TriggerInfo triggerInfo)
{
if (!transaction.TableExists(SystemSchema.TriggerTableName))
{
return;
}
try {
var args = new TriggerArgument(triggerInfo.Arguments.ToArray());
var binArgs = SerializeArguments(args);
var schema = triggerInfo.TriggerName.ParentName;
var name = triggerInfo.TriggerName.Name;
var type = (int)triggerInfo.TriggerType;
var onTable = triggerInfo.TableName == null ? null : triggerInfo.TableName.FullName;
var procedureName = triggerInfo.ProcedureName != null ? triggerInfo.ProcedureName.FullName : null;
var action = (int)triggerInfo.EventType;
// TODO: if the trigger has a body, create a special procedure and set the name
// Insert the entry into the trigger table,
var table = transaction.GetMutableTable(SystemSchema.TriggerTableName);
var row = table.NewRow();
row.SetValue(0, DataObject.String(schema));
row.SetValue(1, DataObject.String(name));
row.SetValue(2, DataObject.Integer(type));
row.SetValue(3, DataObject.String(onTable));
row.SetValue(4, DataObject.Integer(action));
row.SetValue(5, DataObject.String(procedureName));
row.SetValue(6, DataObject.Binary(binArgs));
table.AddRow(row);
InvalidateTriggerCache();
transaction.Registry.RegisterEvent(new ObjectCreatedEvent(triggerInfo.TriggerName, DbObjectType.Trigger));
tableModified = true;
} catch (Exception) {
// TODO: use a specialized exception
throw;
}
}
public void CreateTrigger(TriggerInfo triggerInfo)
{
if (!transaction.TableExists(TriggerTableName))
return;
var schema = triggerInfo.TriggerName.ParentName;
var name = triggerInfo.TriggerName.Name;
var onTable = triggerInfo.TableName.FullName;
var time = (int) triggerInfo.EventTime;
var action = (int) triggerInfo.EventType;
int type;
if (triggerInfo is ProcedureTriggerInfo) {
type = ProcedureType;
} else if (triggerInfo is PlSqlTriggerInfo) {
type = PlSqlType;
} else {
throw new ArgumentException("The specified trigger info is invalid.");
}
// Insert the entry into the trigger table,
var table = transaction.GetMutableTable(TriggerTableName);
var row = table.NewRow();
row.SetValue(0, Field.String(schema));
row.SetValue(1, Field.String(name));
row.SetValue(2, Field.Integer(type));
row.SetValue(3, Field.String(onTable));
row.SetValue(4, Field.Integer(time));
row.SetValue(5, Field.Integer(action));
if (type == ProcedureType) {
var procInfo = (ProcedureTriggerInfo) triggerInfo;
var args = new TriggerArgument(procInfo.Arguments);
var binArgs = SerializeArguments(args);
var procedureName = procInfo.ProcedureName.FullName;
row.SetValue(6, Field.String(procedureName));
row.SetValue(7, Field.Binary(binArgs));
} else if (type == PlSqlType) {
var plsqlInfo = (PlSqlTriggerInfo) triggerInfo;
var body = Field.Binary(SqlBinary.ToBinary(plsqlInfo.Body));
row.SetValue(8, body);
}
row.SetValue(9, Field.TinyInt((byte) triggerInfo.Status));
table.AddRow(row);
InvalidateTriggerCache();
transaction.OnObjectCreated(DbObjectType.Trigger, triggerInfo.TriggerName);
tableModified = true;
}
private static byte[] SerializeArguments(TriggerArgument args)
{
using (var stream = new MemoryStream()) {
var serializer = new BinarySerializer();
serializer.Serialize(stream, args);
stream.Flush();
return stream.ToArray();
}
}
public void CreateTrigger(TriggerInfo triggerInfo)
{
if (!transaction.TableExists(SystemSchema.TriggerTableName))
return;
try {
var args = new TriggerArgument(triggerInfo.Arguments.ToArray());
var binArgs = SerializeArguments(args);
var schema = triggerInfo.TriggerName.ParentName;
var name = triggerInfo.TriggerName.Name;
var type = (int) triggerInfo.TriggerType;
var onTable = triggerInfo.TableName == null ? null : triggerInfo.TableName.FullName;
var procedureName = triggerInfo.ProcedureName != null ? triggerInfo.ProcedureName.FullName : null;
var action = (int) triggerInfo.EventType;
// TODO: if the trigger has a body, create a special procedure and set the name
// Insert the entry into the trigger table,
var table = transaction.GetMutableTable(SystemSchema.TriggerTableName);
var row = table.NewRow();
row.SetValue(0, DataObject.String(schema));
row.SetValue(1, DataObject.String(name));
row.SetValue(2, DataObject.Integer(type));
row.SetValue(3, DataObject.String(onTable));
row.SetValue(4, DataObject.Integer(action));
row.SetValue(5, DataObject.String(procedureName));
row.SetValue(6, DataObject.Binary(binArgs));
table.AddRow(row);
InvalidateTriggerCache();
transaction.Registry.RegisterEvent(new ObjectCreatedEvent(triggerInfo.TriggerName, DbObjectType.Trigger));
tableModified = true;
} catch (Exception) {
// TODO: use a specialized exception
throw;
}
}
public void CreateTrigger(TriggerInfo triggerInfo)
{
if (!transaction.TableExists(TriggerTableName))
{
return;
}
var schema = triggerInfo.TriggerName.ParentName;
var name = triggerInfo.TriggerName.Name;
var onTable = triggerInfo.TableName.FullName;
var time = (int)triggerInfo.EventTime;
var action = (int)triggerInfo.EventType;
int type;
if (triggerInfo is ProcedureTriggerInfo)
{
type = ProcedureType;
}
else if (triggerInfo is PlSqlTriggerInfo)
{
type = PlSqlType;
}
else
{
throw new ArgumentException("The specified trigger info is invalid.");
}
// Insert the entry into the trigger table,
var table = transaction.GetMutableTable(TriggerTableName);
var row = table.NewRow();
row.SetValue(0, Field.String(schema));
row.SetValue(1, Field.String(name));
row.SetValue(2, Field.Integer(type));
row.SetValue(3, Field.String(onTable));
row.SetValue(4, Field.Integer(time));
row.SetValue(5, Field.Integer(action));
if (type == ProcedureType)
{
var procInfo = (ProcedureTriggerInfo)triggerInfo;
var args = new TriggerArgument(procInfo.Arguments);
var binArgs = SerializeArguments(args);
var procedureName = procInfo.ProcedureName.FullName;
row.SetValue(6, Field.String(procedureName));
row.SetValue(7, Field.Binary(binArgs));
}
else if (type == PlSqlType)
{
var plsqlInfo = (PlSqlTriggerInfo)triggerInfo;
var body = Field.Binary(SqlBinary.ToBinary(plsqlInfo.Body));
row.SetValue(8, body);
}
row.SetValue(9, Field.TinyInt((byte)triggerInfo.Status));
table.AddRow(row);
InvalidateTriggerCache();
transaction.OnObjectCreated(DbObjectType.Trigger, triggerInfo.TriggerName);
tableModified = true;
}
