cyf
69 lines
2.4 KiB
C#
69 lines
2.4 KiB
C#
using Zhaizj.Framework;
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using Zhaizj.Framework.Data;
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using System;
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using System.Collections;
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using System.Data;
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using System.Collections.Generic;
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using Zhaizj.Framework.ORM.Caching;
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namespace Zhaizj.Framework.ORM.Operation {
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internal class FindByOperation {
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private static readonly ILog logger = LogManager.GetLogger( typeof( FindByOperation ) );
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public static Query Find( String condition, ObjectInfo state ) {
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Includer includer = state.Includer;
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if (strUtil.HasText( includer.SelectedProperty ) && (includer.SelectedProperty != "*")) {
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Query query = new Query( condition, state );
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return query.select( includer.SelectedProperty );
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}
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return new Query( condition, state );
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}
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internal static IList Find( ConditionInfo condition ) {
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IList results = ObjectPool.FindByQuery( condition );
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if (results != null) return results;
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if ("*".Equals( condition.SelectedItem )) {
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condition.State.includeAll();
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}
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else {
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condition.State.include( SqlBuilder.GetIncludeProperty( condition.SelectedItem ) );
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}
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IList includeEntityPropertyList = condition.State.Includer.EntityPropertyList;
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IDbCommand cmd = DataFactory.GetCommand( condition.Sql, DbContext.getConnection( condition.State.EntityInfo ) );
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foreach (String key in condition.Parameters.Keys) {
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DataFactory.SetParameter( cmd, key, condition.Parameters[key] );
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}
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Hashtable hashtable = new Hashtable();
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IDataReader record = null;
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results = new ArrayList();
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try {
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record = cmd.ExecuteReader();
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while (record.Read()) {
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EntityPropertyUtil.Fill_EntityProperty_Ids( record, includeEntityPropertyList, ref hashtable );
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results.Add( FillUtil.Populate( record, condition.State ) );
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}
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}
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catch (Exception ex) {
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logger.Error( ex.Message );
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logger.Error( ex.StackTrace );
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throw ex;
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}
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finally {
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OrmHelper.CloseDataReader( record );
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}
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if (results.Count == 0) return results;
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return EntityPropertyUtil.setEntityProperty( condition.State, results, hashtable );
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}
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}
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}
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