Android Binary File Read read(File file)

Description

Read data from file

Parameter

Parameter	Description
file	file to be read

Return

file's data

Declaration

public static byte[] read(File file) 

Method Source Code

import java.io.BufferedInputStream;
import java.io.BufferedOutputStream;
import java.io.BufferedReader;
import java.io.File;
import java.io.FileInputStream;
import java.io.FileNotFoundException;
import java.io.FileOutputStream;
import java.io.FileReader;
import java.io.IOException;
import java.io.InputStream;
import java.io.OutputStreamWriter;
import java.util.zip.ZipEntry;
import java.util.zip.ZipOutputStream;

public class Main{
    /**//from ww  w.  j  a v  a  2s .c  om
     * Read data from file
     * @param fileName file's name
     * @return file's data
     */
    public static byte[] read(String fileName) {
        byte[] bytes = null;
        try {
            if (StringUtil.isEmpty(fileName)) {
                return null;
            }
            InputStream in = new BufferedInputStream(new FileInputStream(
                    fileName));
            bytes = new byte[in.available()];
            in.read(bytes);
            in.close();
        } catch (Exception ex) {
            throw new RuntimeException(ex);
        }
        return bytes;
    }
    /**
     * Read data from file
     * @param file file to be read
     * @return file's data
     */
    public static byte[] read(File file) {
        byte[] bytes = null;
        try {
            InputStream ins = new BufferedInputStream(new FileInputStream(
                    file));
            bytes = new byte[ins.available()];
            ins.read(bytes);
            ins.close();
        } catch (Exception ex) {
            throw new RuntimeException(ex);
        }
        return bytes;
    }
}

Related

1. read(String fileName)
2. readFile(File f)
3. readFile(File file)
4. readFile(File file, int size)