Java Utililty Methods FileOutputStream Write Byte Array

OutputStream out = null;
try {
    out = new FileOutputStream(file);
    out.write(bytes, 0, bytes.length);
} finally {
    close(out);

FileOutputStream out = new FileOutputStream(file);
out.write(bytes);
out.close();

try {
    FileOutputStream stream = new FileOutputStream(file, append);
    stream.write(bytes);
    stream.flush();
    stream.close();
} catch (IOException t) {
    throw new Exception("could not write to " + file + ": " + new String(bytes), t);

OutputStream fos = null;
OutputStream os = null;
try {
    fos = new FileOutputStream(file);
    os = new BufferedOutputStream(fos);
    os.write(data);
} finally {
    try {
...

file.deleteOnExit();
file.getParentFile().mkdirs();
OutputStream out = null;
try {
    out = new BufferedOutputStream(new FileOutputStream(file));
    for (int i = 0; i < repeat; i++) {
        out.write(pattern);
    out.close();
    out = null;
} finally {
    try {
        if (out != null) {
            out.close();
    } catch (final IOException e) {

if (len < 0) {
    throw new IOException("File size is negative!");
if (offset + len > source.length) {
    len = source.length - offset;
FileOutputStream fos = null;
try {
...

FileOutputStream out = new FileOutputStream(filename);
out.write(contents);
out.flush();
out.close();

outputFile.getParentFile().mkdirs();
FileOutputStream outputStream = new FileOutputStream(outputFile);
try {
    outputStream.write(bytes);
} finally {
    outputStream.close();

try (final ByteArrayInputStream input = new ByteArrayInputStream(bytes);
        final FileOutputStream output = new FileOutputStream(file)) {
    copy(input, output);

FileOutputStream stream;
stream = new FileOutputStream(file);
try {
    stream.write(bytes);
} finally {
    stream.close();