Java Utililty Methods URL Download nio

List of utility methods to do URL Download nio

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Description

The list of methods to do URL Download nio are organized into topic(s).

Method

voiddownloadFromHttpUrl(String destPkgUrl, FileOutputStream outputStream)
download From Http Url 
URL website = new URL(destPkgUrl);
ReadableByteChannel rbc = Channels.newChannel(website.openStream());
outputStream.getChannel().transferFrom(rbc, 0, Long.MAX_VALUE);
voiddownloadFromInternet(URL url, File downloadTo)
download From Internet 
ReadableByteChannel rbc = null;
FileOutputStream fos = null;
try {
    rbc = Channels.newChannel(url.openStream());
    fos = new FileOutputStream(downloadTo);
    fos.getChannel().transferFrom(rbc, 0, Long.MAX_VALUE);
} finally {
    closeQuietly(rbc);
...
PathdownloadImage(String src, Path saveFolder)
download Image 
Path saveFilePath = srcImageToSavePath(src, saveFolder);
URL url = new URL(src);
try (InputStream in = url.openStream(); OutputStream out = Files.newOutputStream(saveFilePath)) {
    for (int b; (b = in.read()) != -1;) {
        out.write(b);
return saveFilePath;
...
voiddownloadToFile(String filename, String urlString)
Downloads data from the given URL and saves it to the given file 
downloadToFile(new URL(urlString), new File(filename));
voiddownloadToFile(URL url, File file)
download To File 
file.getParentFile().mkdirs();
ReadableByteChannel rbc = Channels.newChannel(url.openStream());
FileOutputStream fos = new FileOutputStream(file);
fos.getChannel().transferFrom(rbc, 0, 1 << 24);
fos.close();
StringdownloadToString(String url)
download To String 
InputStream inputStream = openStream(url);
if (inputStream == null) {
    return null;
return new String(streamToByteArray(inputStream), Charset.forName("UTF-8"));
booleandownloadUrl(String urlstring, File file)
download Url 
try {
    URL url = new URL(urlstring);
    ReadableByteChannel rbc = Channels.newChannel(url.openStream());
    FileOutputStream fos = new FileOutputStream(file);
    fos.getChannel().transferFrom(rbc, 0, 1 << 24);
    return true;
} catch (Exception e) {
    e.printStackTrace();
...