/**
* This method attempts to copy the complete content of passed input stream into a file at path
* "to". using copy options as passed in by user. For acceptable copy options see {@link
* Files#copy(InputStream, Path, CopyOption...)} method. The passed in stream will be attempted to
* be completely consumed. In any outcome (success or exception), the stream will be closed.
*/
public static void copy(final InputStream from, final Path to, final CopyOption... options)
throws IOException {
checkNotNull(from);
checkNotNull(to);
DirSupport.mkdir(to.getParent());
try (final InputStream is = from) {
Files.copy(is, to, options);
} catch (IOException e) {
Files.delete(to);
}
}
/**
* Writes out the content of a string payload into a file using given charset. The file will be
* overwritten if exists and parent directories will be created if needed.
*/
public static void writeFile(final Path file, final Charset charset, final String payload)
throws IOException {
checkNotNull(file);
checkNotNull(charset);
checkNotNull(payload);
DirSupport.mkdir(file.getParent());
try (final BufferedWriter writer = Files.newBufferedWriter(file, charset)) {
writer.write(payload);
writer.flush();
}
}
