111 lines
3.5 KiB
C#
111 lines
3.5 KiB
C#
using System;
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using System.Collections.Concurrent;
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using System.Reflection;
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namespace Swan.Reflection {
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/// <summary>
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/// Represents a Method Info Cache.
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/// </summary>
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public class MethodInfoCache : ConcurrentDictionary<String, MethodInfo> {
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/// <summary>
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/// Retrieves the properties stored for the specified type.
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/// If the properties are not available, it calls the factory method to retrieve them
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/// and returns them as an array of PropertyInfo.
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/// </summary>
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/// <typeparam name="T">The type of type.</typeparam>
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/// <param name="name">The name.</param>
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/// <param name="alias">The alias.</param>
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/// <param name="types">The types.</param>
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/// <returns>
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/// The cached MethodInfo.
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/// </returns>
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/// <exception cref="ArgumentNullException">name
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/// or
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/// factory.</exception>
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public MethodInfo Retrieve<T>(String name, String alias, params Type[] types) => this.Retrieve(typeof(T), name, alias, types);
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/// <summary>
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/// Retrieves the specified name.
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/// </summary>
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/// <typeparam name="T">The type of type.</typeparam>
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/// <param name="name">The name.</param>
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/// <param name="types">The types.</param>
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/// <returns>
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/// The cached MethodInfo.
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/// </returns>
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public MethodInfo Retrieve<T>(String name, params Type[] types) => this.Retrieve(typeof(T), name, name, types);
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/// <summary>
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/// Retrieves the specified type.
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/// </summary>
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/// <param name="type">The type.</param>
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/// <param name="name">The name.</param>
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/// <param name="types">The types.</param>
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/// <returns>
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/// An array of the properties stored for the specified type.
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/// </returns>
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public MethodInfo Retrieve(Type type, String name, params Type[] types) => this.Retrieve(type, name, name, types);
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/// <summary>
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/// Retrieves the specified type.
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/// </summary>
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/// <param name="type">The type.</param>
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/// <param name="name">The name.</param>
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/// <param name="alias">The alias.</param>
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/// <param name="types">The types.</param>
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/// <returns>
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/// The cached MethodInfo.
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/// </returns>
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public MethodInfo Retrieve(Type type, String name, String alias, params Type[] types) {
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if(type == null) {
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throw new ArgumentNullException(nameof(type));
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}
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if(alias == null) {
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throw new ArgumentNullException(nameof(alias));
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}
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if(name == null) {
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throw new ArgumentNullException(nameof(name));
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}
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return this.GetOrAdd(alias, x => type.GetMethod(name, types ?? Array.Empty<Type>()));
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}
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/// <summary>
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/// Retrieves the specified name.
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/// </summary>
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/// <typeparam name="T">The type of type.</typeparam>
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/// <param name="name">The name.</param>
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/// <returns>
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/// The cached MethodInfo.
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/// </returns>
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public MethodInfo Retrieve<T>(String name) => this.Retrieve(typeof(T), name);
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/// <summary>
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/// Retrieves the specified type.
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/// </summary>
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/// <param name="type">The type.</param>
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/// <param name="name">The name.</param>
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/// <returns>
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/// The cached MethodInfo.
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/// </returns>
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/// <exception cref="ArgumentNullException">
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/// type
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/// or
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/// name.
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/// </exception>
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public MethodInfo Retrieve(Type type, String name) {
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if(type == null) {
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throw new ArgumentNullException(nameof(type));
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}
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if(name == null) {
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throw new ArgumentNullException(nameof(name));
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}
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return this.GetOrAdd(name, type.GetMethod);
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}
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}
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}
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