cyf
79 lines
2.3 KiB
C#
79 lines
2.3 KiB
C#
using System;
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using System.Collections;
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using System.Data;
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using Zhaizj.Framework.ORM.Caching;
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namespace Zhaizj.Framework.ORM {
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internal class FillUtil {
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private static readonly ILog logger = LogManager.GetLogger( typeof( FillUtil ) );
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public static Object Populate( IDataRecord rd, ObjectInfo state ) {
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IEntity obj = Entity.New( state.EntityInfo.Type.FullName );
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// state
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//obj.state.Order = state.Order;
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for (int i = 0; i < rd.FieldCount; i++) {
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Object fdvalue = rd[i];
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if (fdvalue == null || fdvalue == DBNull.Value) continue;
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EntityPropertyInfo ep = state.EntityInfo.GetPropertyByColumn( rd.GetName( i ) );
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if (ep == null) continue;
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try {
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if (ep.IsEntity || ep.IsAbstractEntity) {
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setEntityPropertyValueById( obj, state, ep, rd.GetInt32( i ) );
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}
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else {
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ep.SetValue( obj, getReaderValue( fdvalue, ep.Type ) );
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}
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}
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catch (Exception ex) {
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logger.Error( ex.Message + "=" + ep.Name + "_" + ep.Type );
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logger.Error( ex.StackTrace );
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throw ex;
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}
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}
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return obj;
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}
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private static void setEntityPropertyValueById( IEntity obj, ObjectInfo state, EntityPropertyInfo property, int pid ) {
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if (!property.IsAbstractEntity) {
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IEntity objValue = Entity.New( property.Type.FullName );
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objValue.Id = pid;
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// state
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//objValue.state = new ObjectInfo( property.Type ).Copy( state );
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IEntity objCache = ObjectPool.FindOne( property.Type, objValue.Id );
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if (objCache != null) {
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objValue = objCache;
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}
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obj.set( property.Name, objValue );
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}
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}
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private static Object getReaderValue( Object rdValue, Type ptype ) {
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if (ptype == typeof( decimal ))
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return Convert.ToDecimal( rdValue );
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if (ptype == typeof( int ))
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return Convert.ToInt32( rdValue );
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return rdValue;
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}
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}
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}
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