/// <summary>List directory contents for a resource folder.</summary>
/// <remarks>List directory contents for a resource folder. Not recursive.</remarks>
/// <author>Andrew Reslan</author>
/// <param name="clazz">Any java class that lives in the same place as the resources folder
/// </param>
/// <param name="path">Should end with "/", but not start with one.</param>
/// <returns>An array of the name of each member item, or null if path does not denote a directory
/// </returns>
/// <exception cref="Sharpen.URISyntaxException">Sharpen.URISyntaxException</exception>
/// <exception cref="System.IO.IOException">System.IO.IOException</exception>
public static string[] GetResourceListing(Type clazz, string path)
{
Uri dirURL = clazz.GetClassLoader().GetResource(path);
if (dirURL != null && dirURL.Scheme.Equals("file"))
{
return new FilePath(dirURL.ToURI()).List();
}
if (dirURL != null && dirURL.Scheme.Equals("jar"))
{
string jarPath = Sharpen.Runtime.Substring(dirURL.AbsolutePath, 5, dirURL.AbsolutePath
.IndexOf("!"));
JarFile jar = new JarFile(URLDecoder.Decode(jarPath, "UTF-8"));
Enumeration<JarEntry> entries = ((Enumeration<JarEntry>)jar.Entries());
ICollection<string> result = new HashSet<string>();
while (entries.MoveNext())
{
string name = entries.Current.GetName();
if (name.StartsWith(path))
{
string entry = Sharpen.Runtime.Substring(name, path.Length);
int checkSubdir = entry.IndexOf("/");
if (checkSubdir >= 0)
{
// if it is a subdirectory, we just return the directory name
entry = Sharpen.Runtime.Substring(entry, 0, checkSubdir);
}
result.AddItem(entry);
}
}
return Sharpen.Collections.ToArray(result, new string[result.Count]);
}
throw new NotSupportedException("Cannot list files for URL " + dirURL);
}
private static Type[] GetVisibleClasses()
{
//--Variables
IList <Type> classes = new List <Type>();
// (get classpath)
string pathSep = Runtime.GetProperty("path.separator");
string[] cp = Runtime.GetProperties().GetProperty("java.class.path", null).Split(pathSep);
// --Fill Options
// (get classes)
foreach (string entry in cp)
{
Redwood.Util.Log("Checking cp " + entry);
//(should skip?)
if (entry.Equals(".") || entry.Trim().IsEmpty())
{
continue;
}
//(no, don't skip)
File f = new File(entry);
if (f.IsDirectory())
{
// --Case: Files
try
{
using (IDirectoryStream <IPath> stream = Files.NewDirectoryStream(f.ToPath(), "*.class"))
{
foreach (IPath p in stream)
{
//(get the associated class)
Type clazz = FilePathToClass(entry, p.ToString());
if (clazz != null)
{
//(add the class if it's valid)
classes.Add(clazz);
}
}
}
}
catch (IOException ioe)
{
Redwood.Util.Error(ioe);
}
}
else
{
//noinspection StatementWithEmptyBody
if (!IsIgnored(entry))
{
// --Case: Jar
try
{
using (JarFile jar = new JarFile(f))
{
IEnumeration <JarEntry> e = ((IEnumeration <JarEntry>)jar.Entries());
while (e.MoveNext())
{
//(for each jar file element)
JarEntry jarEntry = e.Current;
string clazz = jarEntry.GetName();
if (clazz.Matches(".*class$"))
{
//(if it's a class)
clazz = Sharpen.Runtime.Substring(clazz, 0, clazz.Length - 6).ReplaceAll("/", ".");
//(add it)
try
{
classes.Add(Sharpen.Runtime.GetType(clazz, false, ClassLoader.GetSystemClassLoader()));
}
catch (TypeLoadException)
{
Redwood.Util.Warn("Could not load class in jar: " + f + " at path: " + clazz);
}
catch (NoClassDefFoundError)
{
Redwood.Util.Debug("Could not scan class: " + clazz + " (in jar: " + f + ')');
}
}
}
}
}
catch (IOException)
{
Redwood.Util.Warn("Could not open jar file: " + f + "(are you sure the file exists?)");
}
}
}
}
//case: ignored jar
return(Sharpen.Collections.ToArray(classes, new Type[classes.Count]));
}
