FileUtils.Copy Method
Definition
Important
Some information relates to prerelease product that may be substantially modified before it’s released. Microsoft makes no warranties, express or implied, with respect to the information provided here.
Overloads
| Copy(FileDescriptor, FileDescriptor) |
Copy the contents of one FD to another. |
| Copy(Stream, Stream) |
Copy the contents of one stream to another. |
| Copy(FileDescriptor, FileDescriptor, CancellationSignal, IExecutor, FileUtils+IProgressListener) | |
| Copy(Stream, Stream, CancellationSignal, IExecutor, FileUtils+IProgressListener) |
Copy(FileDescriptor, FileDescriptor)
Copy the contents of one FD to another.
[Android.Runtime.Register("copy", "(Ljava/io/FileDescriptor;Ljava/io/FileDescriptor;)J", "", ApiSince=29)]
public static long Copy (Java.IO.FileDescriptor in, Java.IO.FileDescriptor out);[<Android.Runtime.Register("copy", "(Ljava/io/FileDescriptor;Ljava/io/FileDescriptor;)J", "", ApiSince=29)>]
static member Copy : Java.IO.FileDescriptor * Java.IO.FileDescriptor -> int64Parameters
- out
- FileDescriptor
Returns
number of bytes copied.
- Attributes
Remarks
Copy the contents of one FD to another.
Attempts to use several optimization strategies to copy the data in the kernel before falling back to a userspace copy as a last resort.
Java documentation for android.os.FileUtils.copy(java.io.FileDescriptor, java.io.FileDescriptor).
Portions of this page are modifications based on work created and shared by the Android Open Source Project and used according to terms described in the Creative Commons 2.5 Attribution License.
Applies to
Copy(Stream, Stream)
Copy the contents of one stream to another.
[Android.Runtime.Register("copy", "(Ljava/io/InputStream;Ljava/io/OutputStream;)J", "", ApiSince=29)]
public static long Copy (System.IO.Stream in, System.IO.Stream out);[<Android.Runtime.Register("copy", "(Ljava/io/InputStream;Ljava/io/OutputStream;)J", "", ApiSince=29)>]
static member Copy : System.IO.Stream * System.IO.Stream -> int64Parameters
- in
- Stream
- out
- Stream
Returns
number of bytes copied.
- Attributes
Remarks
Copy the contents of one stream to another.
Attempts to use several optimization strategies to copy the data in the kernel before falling back to a userspace copy as a last resort.
Java documentation for android.os.FileUtils.copy(java.io.InputStream, java.io.OutputStream).
Portions of this page are modifications based on work created and shared by the Android Open Source Project and used according to terms described in the Creative Commons 2.5 Attribution License.
Applies to
Copy(FileDescriptor, FileDescriptor, CancellationSignal, IExecutor, FileUtils+IProgressListener)
[Android.Runtime.Register("copy", "(Ljava/io/FileDescriptor;Ljava/io/FileDescriptor;Landroid/os/CancellationSignal;Ljava/util/concurrent/Executor;Landroid/os/FileUtils$ProgressListener;)J", "", ApiSince=29)]
public static long Copy (Java.IO.FileDescriptor in, Java.IO.FileDescriptor out, Android.OS.CancellationSignal? signal, Java.Util.Concurrent.IExecutor? executor, Android.OS.FileUtils.IProgressListener? listener);[<Android.Runtime.Register("copy", "(Ljava/io/FileDescriptor;Ljava/io/FileDescriptor;Landroid/os/CancellationSignal;Ljava/util/concurrent/Executor;Landroid/os/FileUtils$ProgressListener;)J", "", ApiSince=29)>]
static member Copy : Java.IO.FileDescriptor * Java.IO.FileDescriptor * Android.OS.CancellationSignal * Java.Util.Concurrent.IExecutor * Android.OS.FileUtils.IProgressListener -> int64Parameters
- out
- FileDescriptor
- signal
- CancellationSignal
- executor
- IExecutor
- listener
- FileUtils.IProgressListener
Returns
- Attributes
Applies to
Copy(Stream, Stream, CancellationSignal, IExecutor, FileUtils+IProgressListener)
[Android.Runtime.Register("copy", "(Ljava/io/InputStream;Ljava/io/OutputStream;Landroid/os/CancellationSignal;Ljava/util/concurrent/Executor;Landroid/os/FileUtils$ProgressListener;)J", "", ApiSince=29)]
public static long Copy (System.IO.Stream in, System.IO.Stream out, Android.OS.CancellationSignal? signal, Java.Util.Concurrent.IExecutor? executor, Android.OS.FileUtils.IProgressListener? listener);[<Android.Runtime.Register("copy", "(Ljava/io/InputStream;Ljava/io/OutputStream;Landroid/os/CancellationSignal;Ljava/util/concurrent/Executor;Landroid/os/FileUtils$ProgressListener;)J", "", ApiSince=29)>]
static member Copy : System.IO.Stream * System.IO.Stream * Android.OS.CancellationSignal * Java.Util.Concurrent.IExecutor * Android.OS.FileUtils.IProgressListener -> int64Parameters
- in
- Stream
- out
- Stream
- signal
- CancellationSignal
- executor
- IExecutor
- listener
- FileUtils.IProgressListener
Returns
- Attributes