/**
* Copies this file to another file. This object is the source file. The destination file is given
* as the argument. If the destination file, does not exist a new one will be created. Otherwise
* the source file will be appended to the destination file. Directories will be copied
* recursively.
*
* @param file The file to receive the data.
* @throws NullPointerException If file is null.
* @throws IOException If an IOException occurs.
*/
public void copyTo(GeneralFile file, boolean forceOverwrite) throws IOException {
if (file == null) {
throw new NullPointerException();
}
if (isDirectory()) {
// recursive copy
GeneralFile[] fileList = listFiles();
file.mkdir();
if (fileList != null) {
for (int i = 0; i < fileList.length; i++) {
fileList[i].copyTo(
FileFactory.newFile(
file.getFileSystem(), file.getAbsolutePath(), fileList[i].getName()),
forceOverwrite);
}
}
} else {
if (file.isDirectory()) {
// change the destination from a directory to a file
file = FileFactory.newFile(file, getName());
}
try {
if (file instanceof LocalFile) {
ftpClient.get(getPath(), ((LocalFile) file).getFile());
} else if (file instanceof FTPFile) {
ftpClient.transfer(
getPath(), ((FTPFile) file).getFTPClient(), file.getPath(), !forceOverwrite, null);
} else {
super.copyTo(file);
}
} catch (FTPException e) {
IOException io = new IOException();
io.initCause(e);
throw io;
}
}
}