88 lines
4.1 KiB
C#
88 lines
4.1 KiB
C#
/*
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* Copyright (c) Contributors, http://www.openmetaverse.org/
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* See CONTRIBUTORS.TXT for a full list of copyright holders.
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*
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* Redistribution and use in source and binary forms, with or without
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* modification, are permitted provided that the following conditions are met:
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* * Redistributions of source code must retain the above copyright
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* notice, this list of conditions and the following disclaimer.
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* * Redistributions in binary form must reproduce the above copyright
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* notice, this list of conditions and the following disclaimer in the
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* documentation and/or other materials provided with the distribution.
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* * Neither the name of the OpenSim Project nor the
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* names of its contributors may be used to endorse or promote products
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* derived from this software without specific prior written permission.
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*
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* THIS SOFTWARE IS PROVIDED BY THE DEVELOPERS ``AS IS AND ANY
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* EXPRESS OR IMPLIED WARRANTIES, INCLUDING, BUT NOT LIMITED TO, THE IMPLIED
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* WARRANTIES OF MERCHANTABILITY AND FITNESS FOR A PARTICULAR PURPOSE ARE
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* DISCLAIMED. IN NO EVENT SHALL THE CONTRIBUTORS BE LIABLE FOR ANY
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* DIRECT, INDIRECT, INCIDENTAL, SPECIAL, EXEMPLARY, OR CONSEQUENTIAL DAMAGES
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* (INCLUDING, BUT NOT LIMITED TO, PROCUREMENT OF SUBSTITUTE GOODS OR SERVICES;
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* LOSS OF USE, DATA, OR PROFITS; OR BUSINESS INTERRUPTION) HOWEVER CAUSED AND
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* ON ANY THEORY OF LIABILITY, WHETHER IN CONTRACT, STRICT LIABILITY, OR TORT
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* (INCLUDING NEGLIGENCE OR OTHERWISE) ARISING IN ANY WAY OUT OF THE USE OF THIS
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* SOFTWARE, EVEN IF ADVISED OF THE POSSIBILITY OF SUCH DAMAGE.
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*
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*/
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namespace Nwc.XmlRpc
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{
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using System;
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using System.Reflection;
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/// <summary>
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/// Simple tagging attribute to indicate participation is XML-RPC exposure.
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/// </summary>
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/// <remarks>
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/// If present at the class level it indicates that this class does explicitly
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/// expose methods. If present at the method level it denotes that the method
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/// is exposed.
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/// </remarks>
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[AttributeUsage(
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AttributeTargets.Class | AttributeTargets.Method,
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AllowMultiple = false,
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Inherited = true
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)]
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public class XmlRpcExposedAttribute : Attribute
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{
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/// <summary>Check if <paramref>obj</paramref> is an object utilizing the XML-RPC exposed Attribute.</summary>
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/// <param name="obj"><c>Object</c> of a class or method to check for attribute.</param>
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/// <returns><c>Boolean</c> true if attribute present.</returns>
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public static Boolean ExposedObject(Object obj)
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{
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return IsExposed(obj.GetType());
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}
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/// <summary>Check if <paramref>obj</paramref>.<paramref>methodName</paramref> is an XML-RPC exposed method.</summary>
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/// <remarks>A method is considered to be exposed if it exists and, either, the object does not use the XmlRpcExposed attribute,
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/// or the object does use the XmlRpcExposed attribute and the method has the XmlRpcExposed attribute as well.</remarks>
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/// <returns><c>Boolean</c> true if the method is exposed.</returns>
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public static Boolean ExposedMethod(Object obj, String methodName)
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{
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Type type = obj.GetType();
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MethodInfo method = type.GetMethod(methodName);
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if (method == null)
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throw new MissingMethodException("Method " + methodName + " not found.");
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if (!IsExposed(type))
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return true;
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return IsExposed(method);
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}
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/// <summary>Check if <paramref>mi</paramref> is XML-RPC exposed.</summary>
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/// <param name="mi"><c>MemberInfo</c> of a class or method to check for attribute.</param>
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/// <returns><c>Boolean</c> true if attribute present.</returns>
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public static Boolean IsExposed(MemberInfo mi)
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{
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foreach (Attribute attr in mi.GetCustomAttributes(true))
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{
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if (attr is XmlRpcExposedAttribute)
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return true;
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}
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return false;
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}
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}
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}
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