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extract GenericDataHolder behavior into an interface

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Ell 2020-12-18 16:39:52 +01:00
parent 106102adf6
commit 1f40129ad3
1 changed files with 35 additions and 21 deletions
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56
MLEM/Misc/GenericDataHolder.cs
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@ -3,21 +3,14 @@ using System.Collections.Generic;
using System.Runtime.Serialization;
namespace MLEM.Misc {
/// <summary>
/// Represents an object that can hold generic key-value based data.
/// A lot of MLEM components extend this class to allow for users to add additional data to them easily.
/// </summary>
/// <inheritdoc />
[DataContract]
public class GenericDataHolder {
public class GenericDataHolder : IGenericDataHolder {
[DataMember]
[DataMember(EmitDefaultValue = false)]
private Dictionary<string, object> data;
/// <summary>
/// Store a piece of generic data on this object.
/// </summary>
/// <param name="key">The key to store the data by</param>
/// <param name="data">The data to store in the object</param>
/// <inheritdoc />
public void SetData(string key, object data) {
if (data == default) {
if (this.data != null)
@ -29,22 +22,14 @@ namespace MLEM.Misc {
}
}
/// <summary>
/// Returns a piece of generic data of the given type on this object.
/// </summary>
/// <param name="key">The key that the data is stored by</param>
/// <typeparam name="T">The type of the data stored</typeparam>
/// <returns>The data, or default if it doesn't exist</returns>
/// <inheritdoc />
public T GetData<T>(string key) {
if (this.data != null && this.data.TryGetValue(key, out var val) && val is T t)
return t;
return default;
}
/// <summary>
/// Returns all of the generic data that this object stores.
/// </summary>
/// <returns>The generic data on this object</returns>
/// <inheritdoc />
public IReadOnlyCollection<string> GetDataKeys() {
if (this.data == null)
return Array.Empty<string>();
@ -52,4 +37,33 @@ namespace MLEM.Misc {
}
}
/// <summary>
/// Represents an object that can hold generic key-value based data.
/// A lot of MLEM components extend this class to allow for users to add additional data to them easily.
/// </summary>
public interface IGenericDataHolder {
/// <summary>
/// Store a piece of generic data on this object.
/// </summary>
/// <param name="key">The key to store the data by</param>
/// <param name="data">The data to store in the object</param>
void SetData(string key, object data);
/// <summary>
/// Returns a piece of generic data of the given type on this object.
/// </summary>
/// <param name="key">The key that the data is stored by</param>
/// <typeparam name="T">The type of the data stored</typeparam>
/// <returns>The data, or default if it doesn't exist</returns>
T GetData<T>(string key);
/// <summary>
/// Returns all of the generic data that this object stores.
/// </summary>
/// <returns>The generic data on this object</returns>
IReadOnlyCollection<string> GetDataKeys();
}
}