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#region Copyright
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#endregion
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using System;
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using System.Data;
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using Seasar.Extension.ADO;
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using Seasar.Extension.ADO.Types;
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using Seasar.Framework.Util;
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namespace Seasar.Extension.DataSets.Types
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{
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public class BinaryType : ObjectType, IColumnType
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{
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public BinaryType()
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{
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}
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#region IColumnType メンバ
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public override object Convert(object value, string formatPattern)
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{
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if (IsNullable(value))
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{
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return DBNull.Value;
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}
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return BinaryConversionUtil.ToBinary(value);
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}
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public override DbType GetDbType()
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{
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return DbType.Binary;
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}
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public override Type GetColumnType()
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{
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return ValueTypes.BYTE_ARRAY_TYPE;
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}
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#endregion
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protected override bool DoEquals(object arg1, object arg2)
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{
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if (arg1.GetType() == GetColumnType() && arg1.GetType() == GetColumnType())
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{
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return ArrayEquals((Array) arg1, (Array) arg2);
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}
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return false;
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}
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bool ArrayEquals(Array arg1, Array arg2)
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{
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if (arg1.Length != arg2.Length)
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{
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return false;
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}
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for (int i = 0; i < arg1.Length; i++) {
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if (!arg1.GetValue(i).Equals(arg2.GetValue(i))) {
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return false;
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}
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}
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return true;
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}
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}
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}
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