public static void Main(string[] args) {
Assembly asm;
Type[] asmTypes;
InterfaceMapping map;
Type[] interfaces;
ArrayList TypesList = new ArrayList();
ArrayList implementingTypes = new ArrayList();
string asmFullPath = null;
string ifaceToDiscover = null;
if (args.Length < 1 || args.Length > 3) {
Usage();
return;
}
for (int i = 0; i < args.Length; i++) {
string arg = args[i];
if (arg.StartsWith("-") && ((i + 1) < args.Length)) {
if (arg == "--asm") {
asmFullPath = args[++i];
} else {
Usage();
return;
}
} else {
// allow only one interface to discover
if (ifaceToDiscover != null){
Usage();
return;
}
ifaceToDiscover = arg;
}
}
// find the assembly
if (null == asmFullPath){
asm = Assembly.GetAssembly(typeof (System.Object));
}
else {
try{
asm = Assembly.LoadFrom(asmFullPath);
}
catch(Exception e){
Console.WriteLine("Could not open assembly '{0}' for discovery. Error is: "+e.Message, asmFullPath);
return;
}
}
asmTypes = asm.GetTypes();
// examine all the public types
foreach(Type t in asmTypes) {
if (t.IsPublic) {
// find out which, if any, interfaces are "in" the type
interfaces= t.GetInterfaces();
if (null != interfaces){
// look for the interface we want to discover
foreach (Type iface in interfaces) {
// this area seems to throw an exception sometimes, just ignore it
try{
if (iface.FullName.ToLower() == args[0].ToLower()) {
// find out if this type is the one which "declares" the interface
map = t.GetInterfaceMap(iface);
if (map.TargetMethods[0].DeclaringType.FullName == t.FullName){
// if so, then we found a class to report
implementingTypes.Add(t.FullName);
} // if
} // if
}catch{}
} // foreach
} // if
} // if
} // foreach
// sort the list to make it easier to find what you are looking for
implementingTypes.Sort();
Console.WriteLine(XMLUtil.ToXML(implementingTypes, "Type", "ImplementingTypes"));
} // Main()