// ========================================
// static method
// ========================================
internal static MemoIdCollection LoadIdsFromSdf(string tableName, SqlServerAccessor accessor)
{
var ret = default(MemoIdCollection);
try {
var xml = accessor.LoadTextDataValue(tableName);
if (xml != null)
{
var serializer = new DataContractSerializer(typeof(MemoIdCollection));
using (var xmlReader = new StringReader(xml))
using (var reader = XmlReader.Create(xmlReader)) {
ret = serializer.ReadObject(reader) as MemoIdCollection;
}
}
} catch (Exception e) {
Logger.Warn("Recent memoinfos load failed", e);
}
if (ret == null)
{
ret = new MemoIdCollection();
}
return(ret);
}
internal static void SaveIdsToFile(MemoIdCollection ids, string fileName)
{
var serializer = new DataContractSerializer(typeof(MemoIdCollection));
using (var stream = new FileStream(fileName, FileMode.Create, FileAccess.Write))
using (var writer = XmlWriter.Create(stream)) {
serializer.WriteObject(writer, ids);
}
}
internal static void SaveIdsToSdf(MemoIdCollection ids, string tableName, SqlServerAccessor accessor)
{
var buf = new StringBuilder();
using (var writer = XmlWriter.Create(buf)) {
var serializer = new DataContractSerializer(typeof(MemoIdCollection));
serializer.WriteObject(writer, ids);
}
var xml = buf.ToString();
if (accessor.IsTextDataExists(tableName))
{
accessor.UpdateTextData(tableName, xml);
}
else
{
accessor.InsertTextData(tableName, xml);
}
}
internal static MemoIdCollection LoadIdsFromFile(string fileName)
{
var ret = default(MemoIdCollection);
try {
if (File.Exists(fileName))
{
var serializer = new DataContractSerializer(typeof(MemoIdCollection));
using (var stream = new FileStream(fileName, FileMode.Open, FileAccess.Read))
using (var reader = XmlReader.Create(stream)) {
ret = serializer.ReadObject(reader) as MemoIdCollection;
}
}
} catch (Exception e) {
Logger.Warn("Recent memoinfos load failed", e);
}
if (ret == null)
{
ret = new MemoIdCollection();
}
return(ret);
}