internal static IList Find(ConditionInfo condition)
{
IList results = ObjectPool.FindByQuery(condition);
if (results != null)
{
return(results);
}
if ("*".Equals(condition.SelectedItem))
{
condition.State.includeAll();
}
else
{
condition.State.include(SqlBuilder.GetIncludeProperty(condition.SelectedItem));
}
IList includeEntityPropertyList = condition.State.Includer.EntityPropertyList;
IDbCommand cmd = DataFactory.GetCommand(condition.Sql, DbContext.getConnection(condition.State.EntityInfo));
foreach (String key in condition.Parameters.Keys)
{
DataFactory.SetParameter(cmd, key, condition.Parameters[key]);
}
Hashtable hashtable = new Hashtable();
IDataReader record = null;
results = new ArrayList();
try {
record = cmd.ExecuteReader();
while (record.Read())
{
EntityPropertyUtil.Fill_EntityProperty_Ids(record, includeEntityPropertyList, ref hashtable);
results.Add(FillUtil.Populate(record, condition.State));
}
}
catch (Exception ex) {
logger.Error(ex.Message);
logger.Error(ex.StackTrace);
throw new OrmException(ex.Message, ex);
}
finally {
OrmHelper.CloseDataReader(record);
}
if (results.Count == 0)
{
return(results);
}
return(EntityPropertyUtil.setEntityProperty(condition.State, results, hashtable));
}
internal static IList Find( ConditionInfo condition )
{
IList results = ObjectPool.FindByQuery( condition );
if (results != null) return results;
if ("*".Equals( condition.SelectedItem )) {
condition.State.includeAll();
}
else {
condition.State.include( SqlBuilder.GetIncludeProperty( condition.SelectedItem ) );
}
IList includeEntityPropertyList = condition.State.Includer.EntityPropertyList;
IDbCommand cmd = DataFactory.GetCommand( condition.Sql, DbContext.getConnection( condition.State.EntityInfo ) );
foreach (String key in condition.Parameters.Keys) {
DataFactory.SetParameter( cmd, key, condition.Parameters[key] );
}
Hashtable hashtable = new Hashtable();
IDataReader record = null;
results = new ArrayList();
try {
record = cmd.ExecuteReader();
while (record.Read()) {
EntityPropertyUtil.Fill_EntityProperty_Ids( record, includeEntityPropertyList, ref hashtable );
results.Add( FillUtil.Populate( record, condition.State ) );
}
}
catch (Exception ex) {
logger.Error( ex.Message );
logger.Error( ex.StackTrace );
throw ex;
}
finally {
OrmHelper.CloseDataReader( record );
}
if (results.Count == 0) return results;
return EntityPropertyUtil.setEntityProperty( condition.State, results, hashtable );
}
/// <summary>
/// 返回符合查询条件的前 n 条结果
/// </summary>
/// <param name="count"></param>
/// <returns></returns>
public IList list( int count )
{
processQueryString();
SqlBuilder builder = new SqlBuilder( _state.EntityInfo.Type );
String sql = builder.GetFindConditionSql( _selectItems, _whereStr, _namedParameters, count );
// cache
IList list = ObjectPool.FindByQuery( _state.EntityInfo.Type, sql, _namedParameters );
if (list != null) return list;
logger.Info( LoggerUtil.SqlPrefix + "[FindBy]" + sql );
ConditionInfo conditionInfo = new ConditionInfo();
conditionInfo.Type = _state.EntityInfo.Type;
conditionInfo.State = _state;
conditionInfo.SelectedItem = _selectItems;
conditionInfo.WhereString = _whereStr;
conditionInfo.Parameters = _namedParameters;
conditionInfo.Count = count;
conditionInfo.Sql = sql;
IList parentResults = FindByOperation.Find( conditionInfo );
if (parentResults.Count > 0 && _state.EntityInfo.ChildEntityList.Count > 0 && _state.IsFindChild) {
parentResults = findFromChild( parentResults );
}
// cache
if ("*".Equals( _selectItems ))
ObjectPool.AddQueryList( _state.EntityInfo.Type, sql, _namedParameters, parentResults );
return parentResults;
}
public IList FindByQuery( ConditionInfo condition )
{
return getListFromCache( CacheKey.getQuery( condition.Type, condition.Sql, condition.Parameters ), condition.Type );
}
public static IList FindByQuery( ConditionInfo condition ) {
foreach (IObjectPool pool in pools) {
IList result = pool.FindByQuery( condition );
if (result != null) return result;
}
return null;
}
