using System.Collections.Generic;
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using System.Globalization;
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using System.Linq;
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using DPumpHydr.WinFrmUI.WenSkin.Json.Utilities;
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namespace DPumpHydr.WinFrmUI.WenSkin.Json.Linq.JsonPath
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{
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internal class FieldMultipleFilter : PathFilter
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{
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public List<string> Names { get; set; }
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public override IEnumerable<JToken> ExecuteFilter(IEnumerable<JToken> current, bool errorWhenNoMatch)
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{
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foreach (JToken t in current)
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{
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JObject o = t as JObject;
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if (o != null)
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{
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foreach (string name in Names)
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{
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JToken jToken = o[name];
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if (jToken != null)
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{
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yield return jToken;
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}
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if (errorWhenNoMatch)
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{
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throw new JsonException("Property '{0}' does not exist on JObject.".FormatWith(CultureInfo.InvariantCulture, name));
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}
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}
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}
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else if (errorWhenNoMatch)
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{
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throw new JsonException("Properties {0} not valid on {1}.".FormatWith(CultureInfo.InvariantCulture, string.Join(", ", Names.Select((string n) => "'" + n + "'").ToArray()), t.GetType().Name));
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}
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}
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}
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}
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}
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