91 lines
3.1 KiB
C#
91 lines
3.1 KiB
C#
//------------------------------------------------------------------------------
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// <copyright file="SwitchAttribute.cs" company="Microsoft">
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// Copyright (c) Microsoft Corporation. All rights reserved.
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// </copyright>
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//------------------------------------------------------------------------------
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using System;
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using System.Reflection;
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using System.Collections;
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namespace System.Diagnostics {
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[AttributeUsage(AttributeTargets.Assembly | AttributeTargets.Class | AttributeTargets.Constructor |
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AttributeTargets.Event | AttributeTargets.Method | AttributeTargets.Property)]
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public sealed class SwitchAttribute : Attribute {
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private Type type;
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private string name;
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private string description;
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public SwitchAttribute (string switchName, Type switchType) {
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SwitchName = switchName;
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SwitchType = switchType;
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}
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public string SwitchName {
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get { return name; }
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set {
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if (value == null)
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throw new ArgumentNullException("value");
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if (value.Length == 0)
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throw new ArgumentException(SR.GetString(SR.InvalidNullEmptyArgument, "value"), "value");
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name = value;
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}
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}
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public Type SwitchType {
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get { return type; }
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set {
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if (value == null)
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throw new ArgumentNullException("value");
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type = value;
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}
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}
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public string SwitchDescription {
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get { return description; }
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set { description = value;}
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}
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public static SwitchAttribute[] GetAll(Assembly assembly) {
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if (assembly == null)
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throw new ArgumentNullException("assembly");
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ArrayList switchAttribs = new ArrayList ();
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object[] attribs = assembly.GetCustomAttributes(typeof(SwitchAttribute), false);
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switchAttribs.AddRange(attribs);
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Type[] types = assembly.GetTypes();
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for (int i=0; i<types.Length; i++)
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GetAllRecursive(types[i], switchAttribs);
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SwitchAttribute[] ret = new SwitchAttribute[switchAttribs.Count];
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switchAttribs.CopyTo(ret, 0);
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return ret;
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}
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static void GetAllRecursive(Type type, ArrayList switchAttribs) {
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GetAllRecursive((MemberInfo) type, switchAttribs);
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MemberInfo[] members = type.GetMembers(BindingFlags.Public | BindingFlags.NonPublic |
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BindingFlags.DeclaredOnly | BindingFlags.Instance |
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BindingFlags.Static);
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for (int i=0; i<members.Length; i++) {
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// ignore Types here. They will get covered by the top level assembly.GetTypes
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if (!(members[i] is Type))
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GetAllRecursive(members[i], switchAttribs);
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}
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}
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static void GetAllRecursive(MemberInfo member, ArrayList switchAttribs) {
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object[] attribs = member.GetCustomAttributes(typeof(SwitchAttribute), false);
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switchAttribs.AddRange(attribs);
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}
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}
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}
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