private void to_directory(Vector sources, File destination_directory)
throws IOException, InterruptedException {
Assertion.check(destination_directory.exists());
for (Enumeration source_scan = sources.elements(); source_scan.hasMoreElements(); ) {
File source = (File) source_scan.nextElement();
if (source.isFile()) {
File destination = File.create(destination_directory.getPath(), source.getName());
file_to_file(source, destination);
} else if (_recursive) {
String source_base = source.getParent();
if (source_base == null) source_base = ".";
String destination_base = destination_directory.getCanonicalPath();
directory_to_directory(source_base, destination_base, source.getName());
}
}
}
private void copy_files() throws IOException, InterruptedException {
File destination = File.create(_destination_name);
boolean destination_exists = destination.exists();
boolean destination_is_file = destination_exists && destination.isFile();
if (destination_is_file || !destination_exists) {
// Source should be a single file.
int n_sources = _sources.size();
boolean ok = n_sources == 1;
if (ok) {
File source = (File) _sources.firstElement();
if (source.isFile()) file_to_file(source, destination);
else ok = false;
}
if (!ok)
throw new NakshException(
"If the destination is a file or does "
+ "not exist, then the source must be "
+ "a single file.");
} else to_directory(_sources, destination);
}