Java Utililty Methods FileChannel Copy

List of utility methods to do FileChannel Copy

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Description

The list of methods to do FileChannel Copy are organized into topic(s).

Method

booleancopyFile(final String src, final String dst)
Copies source file content into destination file. 
try {
    final File dstDir = new File(new File(dst).getParent());
    if (ensureDirectoryExists(dstDir)) {
        final FileChannel srcFC = new FileInputStream(src).getChannel();
        final FileChannel dstFC = new FileOutputStream(dst).getChannel();
        return copyFile(srcFC, dstFC);
    } else {
        return false;
...
voidcopyFile(InputStream is, OutputStream os)
copy File 
byte[] buf = new byte[BUF_SIZE];
int len;
while ((len = is.read(buf)) > 0) {
    os.write(buf, 0, len);
is.close();
os.close();
voidcopyFile(java.io.File fromFile, java.io.File toFile)
Copy one file to another. 
FileChannel toChannel;
try (FileChannel fromChannel = new FileInputStream(fromFile).getChannel()) {
    toChannel = new FileOutputStream(toFile).getChannel();
    toChannel.transferFrom(fromChannel, 0L, fromChannel.size());
toChannel.close();
voidcopyFile(java.io.File in, java.io.File out)
copy File 
createParentDirectoriesIfNecessary(out);
java.nio.channels.FileChannel inChannel = new java.io.FileInputStream(in).getChannel();
java.nio.channels.FileChannel outChannel = new java.io.FileOutputStream(out).getChannel();
inChannel.transferTo(0, inChannel.size(), outChannel);
inChannel.close();
outChannel.close();
voidcopyFile(Path source, Path target)
Copy a file and try to guarantee the copy is on disk. 
try (FileChannel in = FileChannel.open(source, READ)) {
    long size = in.size();
    try (FileChannel out = FileChannel.open(target, WRITE, CREATE_NEW)) {
        long position = 0;
        while (position < size) {
            position += in.transferTo(position, size - position, out);
        out.force(false);
...
booleancopyFile(String fromFileName, String toFileName)
copy File 
return copyFile(new File(fromFileName), new File(toFileName));
booleancopyFile(String fromPath, String toPath)
Copy the file.
FileChannel fromChannel = null;
FileChannel toChannel = null;
try {
    fromChannel = new FileInputStream(fromPath).getChannel();
    toChannel = new FileOutputStream(toPath).getChannel();
    fromChannel.transferTo(0, fromChannel.size(), toChannel);
} catch (IOException e) {
    return false;
...
booleancopyFile(String in, String out)
copy File 
File inFile = new File(in);
File outFile = new File(out);
FileChannel inChannel = null;
FileChannel outChannel = null;
try {
    inChannel = new FileInputStream(inFile).getChannel();
    outChannel = new FileOutputStream(outFile).getChannel();
    int maxCount = (64 * 1024 * 1024) - (32 * 1024);
...
voidcopyFile(String infile, String outfile)
copy File 
try {
    FileInputStream fin = new FileInputStream(infile);
    FileOutputStream fout = new FileOutputStream(outfile);
    FileChannel fcin = fin.getChannel();
    FileChannel fcout = fout.getChannel();
    try {
        fcout.transferFrom(fcin, 0, fcin.size());
    } finally {
...
voidcopyFile(String inFile, String outFile)
copy File 
File in = new File(inFile);
File out = new File(outFile);
FileChannel inChannel = null;
FileChannel outChannel = null;
try {
    inChannel = new FileInputStream(in).getChannel();
    outChannel = new FileOutputStream(out).getChannel();
    inChannel.transferTo(0, inChannel.size(), outChannel);
...