public static int GetMaximumSupportedDatabaseSchemaVersion(ITopologyConfigurationSession taskSession, Task.TaskVerboseLoggingDelegate writeLog, Task.TaskWarningLoggingDelegate writeWarning, Task.TaskErrorLoggingDelegate writeError, Database database)
{
int num;
int result;
int num2;
DatabaseTasksHelper.GetSupporableDatabaseSchemaVersionRange(taskSession, writeLog, writeWarning, writeError, database, out num, out result, out num2);
return(result);
}
protected override void InternalValidate()
{
TaskLogger.LogEnter();
base.InternalValidate();
Server server = this.DataObject.GetServer();
bool flag = false;
if (server == null)
{
base.WriteError(new InvalidOperationException(Strings.ErrorDBOwningServerNotFound(this.DataObject.Identity.ToString())), ErrorCategory.InvalidOperation, this.DataObject.Identity);
}
else
{
flag = server.IsE15OrLater;
}
if (!flag)
{
base.WriteError(new InvalidOperationException(Strings.ErrorModifyE14DatabaseNotAllowed), ErrorCategory.InvalidOperation, this.DataObject.Identity);
}
DatabaseAvailabilityGroup databaseAvailabilityGroup;
using (IClusterDB clusterDB = DatabaseTasksHelper.OpenClusterDatabase((ITopologyConfigurationSession)base.DataSession, new Task.TaskVerboseLoggingDelegate(base.WriteVerbose), new Task.TaskWarningLoggingDelegate(this.WriteWarning), new Task.TaskErrorLoggingDelegate(base.WriteError), this.DataObject, false, out databaseAvailabilityGroup))
{
if (clusterDB == null || !clusterDB.IsInstalled)
{
base.WriteError(new InvalidOperationException(Strings.ErrorSchemaVersionDoesntApply(this.DataObject.Name)), ErrorCategory.InvalidOperation, this.DataObject.Identity);
}
}
if (base.Fields.IsModified("MajorVersion"))
{
this.version = UpdateDatabaseSchema.VersionFromComponents(this.MajorVersion, this.MinorVersion);
int num;
int num2;
int num3;
DatabaseTasksHelper.GetSupporableDatabaseSchemaVersionRange((ITopologyConfigurationSession)base.DataSession, new Task.TaskVerboseLoggingDelegate(base.WriteVerbose), new Task.TaskWarningLoggingDelegate(this.WriteWarning), new Task.TaskErrorLoggingDelegate(base.WriteError), this.DataObject, out num, out num2, out num3);
if (this.version < num || this.version > num2)
{
base.WriteError(new InvalidOperationException(Strings.ErrorSchemaVersionOutOfRange(UpdateDatabaseSchema.VersionString(num), UpdateDatabaseSchema.VersionString(num2))), ErrorCategory.InvalidOperation, this.DataObject.Identity);
}
if (num3 > this.version)
{
this.WriteWarning(Strings.RequestedVersionIsLowerThanCurrentVersion(num3));
}
}
else
{
this.version = DatabaseTasksHelper.GetMaximumSupportedDatabaseSchemaVersion((ITopologyConfigurationSession)base.DataSession, new Task.TaskVerboseLoggingDelegate(base.WriteVerbose), new Task.TaskWarningLoggingDelegate(this.WriteWarning), new Task.TaskErrorLoggingDelegate(base.WriteError), this.DataObject);
}
TaskLogger.LogExit();
}