Java Utililty Methods URL Download

List of utility methods to do URL Download

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Description

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

Method

Filedownload(String urlString)
download 
StringBuffer sb = new StringBuffer(System.getProperty("java.io.tmpdir")).append(File.separator)
        .append(System.currentTimeMillis()).append(".jpg");
File outFile = new File(sb.toString());
URL url = null;
OutputStream os = null;
InputStream is = null;
try {
    url = new URL(urlString);
...
Filedownload(String urlString, File output)
Download a file from a url to the local file system 
return download(urlString, output, false);
voiddownload(URL source, File destination)
Downloads the file which is avaiable under the given source URL to the given destination File . 
InputStream inputStream = null;
OutputStream outputStream = null;
try {
    inputStream = source.openStream();
    outputStream = new FileOutputStream(destination);
    outputStream.flush();
    byte[] tempBuffer = new byte[4096];
    int counter;
...
voiddownload(URL sourceUrl, File destinationFile)
This method given a URL sourceURL and file path destinationFile writes the contents of the URL to file. 
writeUrlToFile(sourceUrl, destinationFile);
byte[]download(URL url)
download 
return download(url.toString(), 60000, 60000);
voiddownload(URL url, File destination)
download 
byte[] buffer = new byte[4096];
int read, total = 0;
URLConnection conn = url.openConnection();
conn.connect();
InputStream is = conn.getInputStream();
FileOutputStream out = new FileOutputStream(destination);
while ((read = is.read(buffer)) > 0) {
    out.write(buffer, 0, read);
...
voiddownload(URL url, File file)
Downloads from the given url to the file without spamming the log. 
download(null, url, file);
voiddownloadAndExtract(String fileURL, String targetDirectory)
download And Extract 
File file = downloadFile(fileURL, targetDirectory);
unzip(file, targetDirectory);
booleandownloadAndSaveImage(URL imageUrl, String path)
download And Save Image 
try {
    InputStream in;
    in = new BufferedInputStream(imageUrl.openStream());
    ByteArrayOutputStream out = new ByteArrayOutputStream();
    byte[] buf = new byte[1024];
    int n = 0;
    while (-1 != (n = in.read(buf))) {
        out.write(buf, 0, n);
...
voiddownloadAndUnzip(String url, File location)
download And Unzip 
InputStream in = null;
FileOutputStream out = null;
File archive = null;
try {
    new File(location.getCanonicalPath()).mkdirs();
    String archivePath = location.getCanonicalPath() + ARCHIVE_DOWNLOAD_NAME;
    archive = new File(archivePath);
    URL website = new URL((String) url);
...