xenadmin/XenModel/ServerDBs/ProxyMethodNameParser.cs

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/* Copyright (c) Citrix Systems Inc.
* All rights reserved.
*
* Redistribution and use in source and binary forms,
* with or without modification, are permitted provided
* that the following conditions are met:
*
* * Redistributions of source code must retain the above
* copyright notice, this list of conditions and the
* following disclaimer.
* * Redistributions in binary form must reproduce the above
* copyright notice, this list of conditions and the
* following disclaimer in the documentation and/or other
* materials provided with the distribution.
*
* THIS SOFTWARE IS PROVIDED BY THE COPYRIGHT HOLDERS AND
* CONTRIBUTORS "AS IS" AND ANY EXPRESS OR IMPLIED WARRANTIES,
* INCLUDING, BUT NOT LIMITED TO, THE IMPLIED WARRANTIES OF
* MERCHANTABILITY AND FITNESS FOR A PARTICULAR PURPOSE ARE
* DISCLAIMED. IN NO EVENT SHALL THE COPYRIGHT HOLDER OR
* CONTRIBUTORS BE LIABLE FOR ANY DIRECT, INDIRECT, INCIDENTAL,
* SPECIAL, EXEMPLARY, OR CONSEQUENTIAL DAMAGES (INCLUDING,
* BUT NOT LIMITED TO, PROCUREMENT OF SUBSTITUTE GOODS OR
* SERVICES; LOSS OF USE, DATA, OR PROFITS; OR BUSINESS
* INTERRUPTION) HOWEVER CAUSED AND ON ANY THEORY OF LIABILITY,
* WHETHER IN CONTRACT, STRICT LIABILITY, OR TORT (INCLUDING
* NEGLIGENCE OR OTHERWISE) ARISING IN ANY WAY OUT OF THE USE
* OF THIS SOFTWARE, EVEN IF ADVISED OF THE POSSIBILITY OF
* SUCH DAMAGE.
*/
using System;
using System.Reflection;
using XenAdmin.Core;
using XenAdmin.ServerDBs.FakeAPI;
namespace XenAdmin.ServerDBs
{
internal static class ProxyMethodNameParser
{
public static ProxyMethodInfo Parse(String proxyMethodName)
{
Util.ThrowIfStringParameterNullOrEmpty(proxyMethodName, "proxyMethodName");
string typeName = GetTypeName(proxyMethodName);
if (typeName != null)
{
MethodType fakeMethodType = proxyMethodName.StartsWith(String.Format("{0}_", typeName)) ? MethodType.Sync : MethodType.Async;
string methodName = fakeMethodType == MethodType.Sync ? proxyMethodName.Substring(typeName.Length + 1) : proxyMethodName.Substring(7 + typeName.Length);
Type fakeType = Type.GetType(String.Format("XenAdmin.ServerDBs.FakeAPI.fake{0}", typeName), false, true) ?? typeof(fakeUnknown);
MethodInfo fakeMethod = fakeType.GetMethod(methodName);
if (fakeType != null && fakeMethod != null)
{
return new ProxyMethodInfo(methodName, typeName, fakeType, fakeMethod, fakeMethodType);
}
return new ProxyMethodInfo(methodName, typeName);
}
return new ProxyMethodInfo(proxyMethodName);
}
private static string GetTypeName(string proxyMethodName)
{
// This only works because DbProxy.AllTypes has longest names first,
// so we never accidentally match a substring.
foreach (string type in SimpleProxyMethodParser.AllTypes)
{
if (proxyMethodName.StartsWith(string.Format("{0}_", type)) || proxyMethodName.StartsWith(string.Format("async_{0}_", type)))
{
return type;
}
}
return null;
}
}
}