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ln.http.resources
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master
Harald Wolff 2019-03-18 08:12:36 +01:00
parent 96388a8e16
commit 97ff209cb7
1 changed files with 80 additions and 1 deletions
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81
JsonCallResource.cs
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@ -14,6 +14,9 @@ using Newtonsoft.Json;
using ln.http.exceptions;
using ln.logging;
using Newtonsoft.Json.Linq;
using System.Runtime.CompilerServices;
using System.Linq;
using System.Runtime.InteropServices;
namespace ln.http.resources
{
public class CallableAttribute : Attribute
@ -25,6 +28,8 @@ namespace ln.http.resources
public abstract class JsonCallResource : BaseResource
{
Dictionary<string, MethodInfo[]> callableMethods = new Dictionary<string, MethodInfo[]>();
Dictionary<string, MethodResource> methodResources = new Dictionary<string, MethodResource>();
public JsonCallResource(Resource container, string name)
: base(container, name)
@ -53,10 +58,34 @@ namespace ln.http.resources
foreach (String alias in callables.Keys)
{
callableMethods.Add(alias, callables[alias].ToArray());
new MethodResource(this, alias);
}
}
private object InvokeMethodCall(string methodName, object[] arguments)
{
MethodInfo methodInfo = FindMethodSignature(methodName, arguments.Length);
return methodInfo.Invoke(this, arguments);
}
private object InvokeMethodCall(string methodName, KeyValuePair<string,object>[] arguments)
{
MethodInfo methodInfo = FindMethodSignature(methodName, arguments.Select((kvp) => kvp.Key).ToArray());
Dictionary<string, object> args = new Dictionary<string, object>();
foreach (KeyValuePair<string,object> kvp in arguments)
args.Add(kvp.Key, kvp.Value);
ParameterInfo[] parameterInfos = methodInfo.GetParameters();
object[] pl = new object[parameterInfos.Length];
for (int n=0;n<parameterInfos.Length;n++)
pl[n] = args[parameterInfos[n].Name];
return methodInfo.Invoke(this, pl);
}
private MethodInfo FindMethodSignature(String methodName,int nParameters)
{
foreach (MethodInfo methodInfo in callableMethods[methodName])
@ -69,6 +98,28 @@ namespace ln.http.resources
throw new ArgumentException("No method signature matching the parameters was found");
}
private MethodInfo FindMethodSignature(String methodName, String[] argumentNames)
{
foreach (MethodInfo methodInfo in callableMethods[methodName])
{
ParameterInfo[] parameterInfos = methodInfo.GetParameters();
if (parameterInfos.Length == argumentNames.Length)
{
int n;
for (n = 0; n < parameterInfos.Length; n++)
{
if (!argumentNames.Contains(parameterInfos[n].Name))
break;
}
if (n == argumentNames.Length)
return methodInfo;
}
}
throw new ArgumentException("No method signature matching the parameters was found");
}
public override HttpResponse GetResponse(HttpRequest httpRequest)
{
if (!httpRequest.GetRequestHeader("Content-Type").Equals("application/json"))
@ -85,7 +136,15 @@ namespace ln.http.resources
methodResult.MethodName = methodCall.MethodName;
MethodInfo methodInfo = FindMethodSignature(methodCall.MethodName, methodCall.Parameters.Length);
methodResult.Result = methodInfo.Invoke(this, methodCall.Parameters);
ParameterInfo[] mp = methodInfo.GetParameters();
object[] arguments = new object[methodCall.Parameters.Length];
for (int n=0;n<methodCall.Parameters.Length; n++)
{
arguments[n] = Convert.ChangeType(methodCall.Parameters[n], mp[n].ParameterType);
}
methodResult.Result = methodInfo.Invoke(this, arguments);
@ -161,5 +220,25 @@ namespace ln.http.resources
public Exception Exception;
}
class MethodResource : Resource
{
public MethodResource(JsonCallResource container,String methodName)
:base(container,methodName)
{
}
public override HttpResponse GetResponse(HttpRequest httpRequest)
{
throw new NotImplementedException();
}
public override void AddResource(Resource resource) => throw new NotImplementedException();
public override bool Contains(string name) => throw new NotImplementedException();
public override IEnumerable<Resource> GetResources() => throw new NotImplementedException();
public override void RemoveResource(Resource resource) => throw new NotImplementedException();
}
}
}