/**
* That method ought to be called before any DirectDiskAccess operation is performed by the node
*
* @param filename
* @param writeRequest : Are willing to write or to read ?
* @return boolean : allowed or not
*/
protected boolean allowDDAFrom(File filename, boolean writeRequest) {
String parentDirectory = FileUtil.getCanonicalFile(filename).getParent();
DirectoryAccess da = null;
synchronized (checkedDirectories) {
da = checkedDirectories.get(parentDirectory);
}
if (logMINOR) Logger.minor(this, "Checking DDA: " + da + " for " + parentDirectory);
if (writeRequest) return (da == null ? server.isDownloadDDAAlwaysAllowed() : da.canWrite);
else return (da == null ? server.isUploadDDAAlwaysAllowed() : da.canRead);
}
