Java FileInputStream Read readFile(File file)

Description

read File

License

Open Source License

Declaration

public static String readFile(File file) throws FileNotFoundException, IOException 

Method Source Code

//package com.java2s;
//License from project: Open Source License 

import java.io.ByteArrayOutputStream;
import java.io.File;
import java.io.FileInputStream;
import java.io.FileNotFoundException;

import java.io.IOException;
import java.io.InputStream;

public class Main {
    public static String readFile(File file) throws FileNotFoundException, IOException {
        try (FileInputStream in = new FileInputStream(file)) {
            byte[] bytes = readFully(in);
            return new String(bytes, "UTF-8");
        }/* www .  j  a  va  2 s.com*/
    }

    public static byte[] readFully(InputStream in) throws IOException {
        try (ByteArrayOutputStream out = new ByteArrayOutputStream()) {
            byte[] bytes = new byte[4096];
            int count;
            while ((count = in.read(bytes, 0, bytes.length)) != -1) {
                out.write(bytes, 0, count);
            }
            return out.toByteArray();
        }
    }
}

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