Java Utililty Methods FileOutputStream Write

List of utility methods to do FileOutputStream Write

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Description

The list of methods to do FileOutputStream Write are organized into topic(s).

Method

voidsaveFile(String pathname, String fileName, String contents)
save File 
File filePath = new File(pathname);
if (!filePath.exists())
    filePath.mkdirs();
File file = new File(filePath, fileName);
if (file.exists())
    file.createNewFile();
OutputStream os = null;
try {
...
voidsaveFile(String pathRoot, String subPath, boolean isFoler, InputStream in)
save File 
FileOutputStream fos = null;
File file = new File(pathRoot + File.separator + subPath);
if (file.getParentFile().exists() == false) {
    file.getParentFile().mkdirs();
if (isFoler) {
    if (file.exists() == false) {
        file.mkdirs();
...
booleansaveFile(String text, File saveFile)
save File 
if (text == null || saveFile == null) {
    return false;
OutputStream outputStream = null;
try {
    outputStream = new FileOutputStream(saveFile);
    outputStream.write(text.getBytes("UTF-8"));
    return true;
...
voidsaveFileBinary(final File file, final byte[] data)
Saves a data in a file. 
BufferedOutputStream out = new BufferedOutputStream(new FileOutputStream(file));
try {
    out.write(data);
} finally {
    out.close();
voidSaveFileFromInputStream(InputStream in, String fileName, String path)
Save File From Input Stream 
try {
    FileOutputStream fs = new FileOutputStream(path + fileName);
    byte[] buffer = new byte[1024 * 1024];
    int bytesum = 0;
    int byteread = 0;
    while ((byteread = in.read(buffer)) != -1) {
        bytesum += byteread;
        fs.write(buffer, 0, byteread);
...
voidSaveFileFromInputStream(InputStream stream, String path, String filename)
Save File From Input Stream 
FileOutputStream fs = new FileOutputStream(path + "/" + filename);
byte[] buffer = new byte[1024 * 1024];
int byteread = 0;
while ((byteread = stream.read(buffer)) != -1) {
    fs.write(buffer, 0, byteread);
    fs.flush();
fs.close();
...
FilesaveInFile(String filename, String content, String charsetName)
Save in a file the content of a string. 
InputStream is = new ByteArrayInputStream(content.getBytes(charsetName));
byte[] b = new byte[2048];
int length;
OutputStream os = new FileOutputStream(filename);
while ((length = is.read(b)) != -1) {
    os.write(b, 0, length);
os.close();
...
StringsaveInputStream(InputStream _input_stream, File _file)
Save an Object to a given filename. 
BufferedInputStream input_stream = new BufferedInputStream(_input_stream);
BufferedOutputStream output_stream = new BufferedOutputStream(new FileOutputStream(_file));
int stream_byte;
while ((stream_byte = input_stream.read()) != -1)
    output_stream.write(stream_byte);
output_stream.flush();
input_stream.close();
return _file.getAbsolutePath();
...
voidsaveInputStream(InputStream is, String filePath)
save Input Stream 
FileOutputStream fos = null;
try {
    fos = new FileOutputStream(filePath);
    byte[] buf = new byte[1024];
    int len;
    while ((len = is.read(buf)) != -1) {
        fos.write(buf, 0, len);
} catch (IOException e) {
    e.printStackTrace();
} finally {
    if (is != null) {
        try {
            is.close();
        } catch (IOException e) {
            e.printStackTrace();
    if (fos != null) {
        try {
            fos.close();
        } catch (IOException e) {
            e.printStackTrace();
voidsaveInt16bit(String filename, int[] intData)
save Intbit 
saveBytes(filename, convertIntArrayToByteArray(intData, 2));