public static Pod doFind(string name, bool check, FPod fpod)
{
try
{
lock (m_podsByName)
{
// TODO - .NET does not have soft references, so how could
// we implement this? See the Pod.java for the java impl.
Pod pod = (Pod)m_podsByName[name];
if (pod == null)
{
// if fpod is non-null, then we are "creating" this pod in
// memory direct from the compiler, otherwise we need to
// find the pod zip file and load it's meta-data
if (fpod == null)
{
fpod = readFPod(name);
}
// sanity check
if (fpod.m_podName != name)
{
throw new Exception("Mismatched pod name b/w pod.def and pod zip filename: " + fpod.m_podName + " != " + name);
}
// create the pod and register it
pod = new Pod(fpod);
m_podsByName[name] = pod;
}
return(pod);
}
}
catch (UnknownPodErr.Val e)
{
if (!check)
{
return(null);
}
throw e;
}
catch (Exception e)
{
Err.dumpStack(e);
if (!check)
{
return(null);
}
throw UnknownPodErr.make(name, e).val;
}
}
public static FPod readFPod(string name)
{
FStore store = null;
// handle sys specially for bootstrapping the VM
if (name == "sys")
{
store = new FStore(new ZipFile(FileUtil.combine(Sys.m_podsDir, name + ".pod")));
}
// otherwise delegate to Env.cur to find the pod file
else
{
FileSystemInfo file = null;
Fan.Sys.File f = Env.cur().findPodFile(name);
if (f != null)
{
file = ((LocalFile)f).m_file;
}
// if null or doesn't exist then its a no go
if (file == null || !file.Exists)
{
throw UnknownPodErr.make(name).val;
}
// verify case since Windoze is case insensitive
String actualName = file.Name; //getCanonicalFile().getName();
actualName = actualName.Substring(0, actualName.Length - 4);
if (actualName != name)
{
throw UnknownPodErr.make("Mismatch case: " + name + " != " + actualName).val;
}
store = new FStore(new ZipFile(file.FullName));
}
// read in the FPod tables
FPod fpod = new FPod(name, store);
fpod.read();
return(fpod);
}