How to Convert a Java File to a byte[] Array?

File to byte in Java[]

Question: How to convert java.io.File to byte []?

Answer:

Starting from JDK 7 you can use Files.readAllBytes(Path).

Example:

import java.io.File;
import java.nio.file.Files;

File file;
// ...(file is initialised)...
byte[] fileContent = Files.readAllBytes(file.toPath());

The above is the detailed content of How to Convert a Java File to a byte[] Array?. For more information, please follow other related articles on the PHP Chinese website!