Forked from trailmax/IgnorableSerializerContractResolver.cs
Last active
July 12, 2016 13:12
-
-
Save mahesh-singh/b9a73073d15129a71602 to your computer and use it in GitHub Desktop.
This file contains bidirectional Unicode text that may be interpreted or compiled differently than what appears below. To review, open the file in an editor that reveals hidden Unicode characters.
Learn more about bidirectional Unicode characters
/// <summary> | |
/// Special JsonConvert resolver that allows you to ignore properties. See http://stackoverflow.com/a/13588192/1037948 | |
/// </summary> | |
public class IgnorableSerializerContractResolver : DefaultContractResolver { | |
protected readonly Dictionary<Type, HashSet<string>> Ignores; | |
public IgnorableSerializerContractResolver() { | |
this.Ignores = new Dictionary<Type, HashSet<string>>(); | |
} | |
/// <summary> | |
/// Explicitly ignore the given property(s) for the given type | |
/// </summary> | |
/// <param name="type"></param> | |
/// <param name="propertyName">one or more properties to ignore. Leave empty to ignore the type entirely.</param> | |
public void Ignore(Type type, params string[] propertyName) { | |
// start bucket if DNE | |
if (!this.Ignores.ContainsKey(type)) this.Ignores[type] = new HashSet<string>(); | |
foreach (var prop in propertyName) { | |
this.Ignores[type].Add(prop); | |
} | |
} | |
/// <summary> | |
/// Is the given property for the given type ignored? | |
/// </summary> | |
/// <param name="type"></param> | |
/// <param name="propertyName"></param> | |
/// <returns></returns> | |
public bool IsIgnored(Type type, string propertyName) { | |
if (!this.Ignores.ContainsKey(type)) return false; | |
// if no properties provided, ignore the type entirely | |
if (this.Ignores[type].Count == 0) return true; | |
return this.Ignores[type].Contains(propertyName); | |
} | |
/// <summary> | |
/// The decision logic goes here | |
/// </summary> | |
/// <param name="member"></param> | |
/// <param name="memberSerialization"></param> | |
/// <returns></returns> | |
protected override JsonProperty CreateProperty(MemberInfo member, MemberSerialization memberSerialization) { | |
JsonProperty property = base.CreateProperty(member, memberSerialization); | |
if (this.IsIgnored(property.DeclaringType, property.PropertyName) | |
// need to check basetype as well for EF -- @per comment by user576838 | |
|| this.IsIgnored(property.DeclaringType.BaseType, property.PropertyName)) { | |
property.ShouldSerialize = instance => { return false; }; | |
} | |
return property; | |
} | |
} |
Sign up for free
to join this conversation on GitHub.
Already have an account?
Sign in to comment