mirror of
https://github.com/ICDSystems/ICD.Common.Utils.git
synced 2026-02-10 18:24:53 +00:00
Merge branch 'Reflection' of Common/Utils into dev
This commit is contained in:
@@ -34,23 +34,12 @@ namespace ICD.Common.Utils.Tests
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}
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}
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[TestCase("test", 10)]
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[TestCase(null, 0)]
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public void InstantiateTest(string param1, int param2)
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{
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TestClass result = ReflectionUtils.Instantiate(typeof(TestClass), param1, param2) as TestClass;
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Assert.NotNull(result);
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Assert.AreEqual(param1, result.Param1);
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Assert.AreEqual(param2, result.Param2);
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}
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[Test]
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public void MatchesConstructorParametersTest()
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{
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Assert.Throws<ArgumentNullException>(() => ReflectionUtils.MatchesConstructorParameters(null, new object[] { "test", 10 }));
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ConstructorInfo constructor = typeof(TestClass).GetConstructor(new Type[] {typeof(string), typeof(int)});
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ConstructorInfo constructor = typeof(TestClass).GetConstructor(new[] {typeof(string), typeof(int)});
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Assert.IsTrue(ReflectionUtils.MatchesConstructorParameters(constructor, new object[] {"test", 10}));
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Assert.IsTrue(ReflectionUtils.MatchesConstructorParameters(constructor, new object[] {null, 10}));
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@@ -114,6 +103,17 @@ namespace ICD.Common.Utils.Tests
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Assert.NotNull(output);
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}
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[TestCase("test", 10)]
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[TestCase(null, 0)]
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public void CreateInstanceTest(string param1, int param2)
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{
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TestClass result = ReflectionUtils.CreateInstance(typeof(TestClass), param1, param2) as TestClass;
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Assert.NotNull(result);
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Assert.AreEqual(param1, result.Param1);
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Assert.AreEqual(param2, result.Param2);
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}
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[Test]
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public void GetCustomAttributesTest()
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{
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@@ -1,60 +1,22 @@
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using System;
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using System.Collections.Generic;
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using System.Linq;
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using ICD.Common.Properties;
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using ICD.Common.Utils.Extensions;
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using ICD.Common.Utils.IO;
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#if SIMPLSHARP
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using Crestron.SimplSharp.CrestronIO;
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using Crestron.SimplSharp.Reflection;
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using Activator = Crestron.SimplSharp.Reflection.Activator;
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#else
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using System.IO;
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using System.Reflection;
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using Microsoft.Extensions.DependencyModel;
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using System.Runtime.Loader;
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using Activator = System.Activator;
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#endif
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namespace ICD.Common.Utils
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{
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public static class ReflectionUtils
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{
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/// <summary>
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/// Instantiates the given type using the constructor matching the given values.
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/// </summary>
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/// <param name="type"></param>
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/// <param name="values"></param>
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/// <returns></returns>
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[PublicAPI]
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public static object Instantiate(Type type, params object[] values)
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{
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if (type == null)
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throw new ArgumentNullException("type");
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ConstructorInfo constructor =
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#if SIMPLSHARP
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((CType)type)
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#else
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type
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#endif
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.GetConstructors()
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.FirstOrDefault(c => MatchesConstructorParameters(c, values));
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try
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{
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if (constructor != null)
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return constructor.Invoke(values);
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}
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catch (TypeLoadException e)
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{
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throw new TypeLoadException(e.GetBaseException().Message);
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}
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string message = string.Format("Unable to find constructor for {0}", type.Name);
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throw new InvalidOperationException(message);
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}
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/// <summary>
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/// Returns true if the parameters match the constructor parameters.
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/// </summary>
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@@ -206,7 +168,7 @@ namespace ICD.Common.Utils
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.GetTypeInfo()
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#endif
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.IsValueType
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? Activator.CreateInstance(type)
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? CreateInstance(type)
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: null;
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}
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@@ -235,29 +197,47 @@ namespace ICD.Common.Utils
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/// </summary>
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/// <typeparam name="T"></typeparam>
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/// <returns></returns>
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public static T CreateInstance<T>()
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where T : new()
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public static T CreateInstance<T>(params object[] parameters)
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{
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return (T)CreateInstance(typeof(T));
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if (parameters == null)
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throw new ArgumentNullException("parameters");
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return (T)CreateInstance(typeof(T), parameters);
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}
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/// <summary>
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/// Creates an instance of the given type, calling the default constructor.
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/// </summary>
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/// <returns></returns>
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public static object CreateInstance(Type type)
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public static object CreateInstance(Type type, params object[] parameters)
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{
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if (type == null)
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throw new ArgumentNullException("type");
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if (parameters == null)
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throw new ArgumentNullException("parameters");
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ConstructorInfo constructor =
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#if SIMPLSHARP
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type.GetCType()
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#else
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type
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#endif
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.GetConstructors()
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.FirstOrDefault(c => MatchesConstructorParameters(c, parameters));
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try
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{
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return Activator.CreateInstance(type);
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if (constructor != null)
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return constructor.Invoke(parameters);
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}
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catch (TargetInvocationException e)
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catch (TypeLoadException e)
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{
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throw e.GetBaseException();
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throw new TypeLoadException(e.GetBaseException().Message);
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}
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string message = string.Format("Unable to find constructor for {0}", type.Name);
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throw new InvalidOperationException(message);
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}
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/// <summary>
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