Java Utililty Methods Path File Write nio

List of utility methods to do Path File Write nio

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Description

The list of methods to do Path File Write nio are organized into topic(s).

Method

voidwriteFully(Path filePath, byte[] bytes)
write Fully 
writeFully(new FileOutputStream(filePath.toFile()), bytes);
StringwriteJaasConfig(File krbDir, String princ, String keytabPath)
write Jaas Config 
File file = File.createTempFile("jaas_", ".conf", krbDir);
file.deleteOnExit();
String jaasData;
jaasData = "Client {\n";
jaasData += "com.sun.security.auth.module.Krb5LoginModule required\n";
jaasData += "principal=\"" + princ + "\"\n";
jaasData += "useKeyTab=true\n";
jaasData += "keyTab=\"" + keytabPath + "\"\n";
...
voidwriteJson(Object data, Path path)
Writes the data as a JSON file at the given path 
if (data == null || path == null) {
    return;
ObjectMapper jsonMapper = new ObjectMapper();
jsonMapper.writeValue(path.toFile(), data);
voidwriteLastReadDate(String sinceDate, Path sinceFile)
Simple helper to write the given String into a file 
ArrayList<String> lines = new ArrayList<String>();
lines.add(sinceDate);
Files.write(sinceFile, lines, Charset.forName("UTF-8"));
voidwriteLines(Path path, T... a)
write Lines 
Files.write(path, Arrays.asList(a), StandardCharsets.UTF_8);
voidwriteLineS(String filePath, String msg, int line)
Write data to a specific line of a text file. 
File f = new File(filePath);
List<String> lines = Files.readAllLines(f.toPath());
lines.set(line - 1, msg);
Files.write(f.toPath(), lines);
voidwriteOrAppendLinesToFile(boolean append, Path filePath, String... lines)
write Or Append Lines To File 
File file = filePath.toFile();
if (!file.exists() && !file.createNewFile()) {
    return;
PrintWriter printWriter = new PrintWriter(Files.newBufferedWriter(file.toPath(), UTF_8,
        append ? new StandardOpenOption[] { CREATE, APPEND } : new StandardOpenOption[] { CREATE }));
for (String line : lines) {
    printWriter.println(line);
...
voidwriteOutputToFile(Path path)
write Output To File 
BufferedWriter bw = Files.newBufferedWriter(path, Charset.forName("UTF-8"),
        new OpenOption[] { StandardOpenOption.CREATE });
bw.append(consoleOutputCache.toString());
bw.close();
voidwriteString(Path path, String str)
write String 
byte[] bytes = str.getBytes("utf-8");
Files.write(path, bytes, StandardOpenOption.CREATE, StandardOpenOption.TRUNCATE_EXISTING);
voidwriteString(String path, String data)
write String 
try (BufferedWriter writer = new BufferedWriter(
        new OutputStreamWriter(new FileOutputStream(path), StandardCharsets.UTF_8))) {
    writer.write(data);