//JAVA TO C# CONVERTER WARNING: Method 'throws' clauses are not available in .NET:
//ORIGINAL LINE: private pspsharp.filesystems.umdiso.iso9660.Iso9660File getFileEntry(String filePath) throws java.io.IOException, java.io.FileNotFoundException
private Iso9660File getFileEntry(string filePath)
{
Iso9660File info;
info = fileCache[filePath];
if (info != null)
{
return(info);
}
int parentDirectoryIndex = filePath.LastIndexOf('/');
if (parentDirectoryIndex >= 0)
{
string parentDirectory = filePath.Substring(0, parentDirectoryIndex);
Iso9660Directory dir = dirCache[parentDirectory];
if (dir != null)
{
int index = dir.getFileIndex(filePath.Substring(parentDirectoryIndex + 1));
info = dir.getEntryByIndex(index);
if (info != null)
{
fileCache[filePath] = info;
return(info);
}
}
}
Iso9660Directory dir = new Iso9660Handler(this);
string[] path = filePath.Split("[\\/]", true);
// First convert the path to a canonical path by removing all the
// occurrences of "." and "..".
int pathLength = path.Length;
for (int i = 0; i < pathLength;)
{
if (path[i].Equals("."))
{
// Remove "."
pathLength = removePath(path, i, pathLength);
}
else if (path[i].Equals(".."))
{
// Remove ".." and its parent
pathLength = removePath(path, i, pathLength);
pathLength = removePath(path, i - 1, pathLength);
}
else
{
i++;
}
}
// walk through the canonical path
for (int i = 0; i < pathLength;)
{
int index = dir.getFileIndex(path[i]);
info = dir.getEntryByIndex(index);
if (isDirectory(info))
{
dir = new Iso9660Directory(this, info.LBA, info.Size);
StringBuilder dirPath = new StringBuilder(path[0]);
for (int j = 1; j <= i; j++)
{
dirPath.Append("/").Append(path[j]);
}
dirCache[dirPath.ToString()] = dir;
}
i++;
}
if (info != null)
{
fileCache[filePath] = info;
}
return(info);
}
//JAVA TO C# CONVERTER WARNING: Method 'throws' clauses are not available in .NET:
//ORIGINAL LINE: @Override public Iso9660File getEntryByIndex(int index) throws ArrayIndexOutOfBoundsException
public override Iso9660File getEntryByIndex(int index)
{
return(internalDir.getEntryByIndex(index));
}