Java Utililty Methods Text File Write nio

List of utility methods to do Text File Write nio

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Description

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

Method

voidwrite(String msg)
write 
Path path = Paths.get("D:\\Program Files\\apache-activemq-5.10.0\\data\\test.txt");
try {
    Files.write(path, msg.getBytes(), StandardOpenOption.APPEND);
} catch (IOException e) {
    throw new RuntimeException(msg, e);
voidwriteAllLines(File file, List list)
write All Lines 
writeAllLines(file, list.toArray(new String[] {}));
voidwriteAllText(File file, String contents)
write All Text 
FileOutputStream fos = new FileOutputStream(file);
OutputStreamWriter out = new OutputStreamWriter(fos, ENCODING);
out.write(contents);
out.close();
voidwriteArray2File(File file, Object[] objects, String code)
write Array File 
try {
    String myCode = code != null && !"".equals(code) ? code : Charset.defaultCharset().name();
    OutputStreamWriter out = new OutputStreamWriter(new FileOutputStream(file), myCode);
    BufferedWriter writer = new BufferedWriter(out);
    for (int i = 0; i < objects.length; i++) {
        writer.write(objects[i].toString());
        if (i < objects.length - 1)
            writer.newLine();
...
voidwriteAscii(CharSequence ascii, OutputStream os)
write Ascii 
os.write(ascii.toString().getBytes(StandardCharsets.US_ASCII));
voidwriteContent(File file, String content)
Writes the string content to the file. 
File tempFile = new File(file.getAbsolutePath() + "." + Long.toHexString(System.currentTimeMillis()));
try {
    file.getAbsoluteFile().getParentFile().mkdirs();
    OutputStreamWriter os = new OutputStreamWriter(new FileOutputStream(tempFile),
            Charset.forName("UTF-8"));
    BufferedWriter writer = new BufferedWriter(os);
    writer.append(content);
    writer.close();
...
voidwriteContent(File file, String content)
Writes the string content to the file. 
OutputStreamWriter os = null;
try {
    os = new OutputStreamWriter(new FileOutputStream(file), Charset.forName("UTF-8"));
    BufferedWriter writer = new BufferedWriter(os);
    writer.append(content);
    writer.flush();
} catch (Throwable t) {
    System.err.println("Failed to write content of " + file.getAbsolutePath());
...
voidwriteData(String address, BigInteger toWrite)
write Data 
Path path = Paths.get(address);
byte[] data = toWrite.toByteArray();
Files.write(path, data);
voidwriteDataFromList(String address, ArrayList toWrite)
write Data From List 
ArrayList<Byte[]> data = new ArrayList<>();
for (BigInteger bi : toWrite) {
    byte[] byteArr = bi.toByteArray();
    Byte[] ByteArr = new Byte[byteArr.length];
    for (int i = 0; i < byteArr.length; i++)
        ByteArr[i] = byteArr[i];
    data.add(ByteArr);
int lastElLen = 0;
for (lastElLen = 0; lastElLen < data.get(data.size() - 1).length; lastElLen++) {
    if (data.get(data.size() - 1)[lastElLen] == 0) {
        break;
byte[] combinedArr = new byte[((data.size() - 1) * data.get(0).length) + lastElLen];
int j = 0;
for (Byte[] arr : data) {
    for (Byte arrEl : arr) {
        combinedArr[j] = arrEl;
        j++;
        if (j == combinedArr.length)
            break;
BigInteger combined = new BigInteger(combinedArr);
writeData(address, combined);
voidwriteFileContent(File file, String content)
Writes the content of the string to the (UTF-8 encoded) file. 
BufferedWriter writer = getBufferedUTF8Writer(file);
writer.write(content);
writer.flush();
writer.close();