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package com.arch.util;

import java.io.ByteArrayOutputStream;
import java.io.File;
import java.io.IOException;
import java.io.InputStream;
import java.nio.file.Files;
import java.nio.file.Path;
import java.nio.file.Paths;

/**
 * Created by wagner.araujo on 6/17/16.
 */
public final class ByteUtils {

    public static final int BLOCK_SIZE = 1024;

    private ByteUtils() {
    }

    public static byte[] getByte(File arquivo) throws IOException {
        Path path = Paths.get(arquivo.getAbsolutePath());
        return Files.readAllBytes(path);
    }

    public static byte[] getByte(InputStream is) throws IOException {
        int size = BLOCK_SIZE;
        byte[] buf;

        ByteArrayOutputStream bos = new ByteArrayOutputStream();
        buf = new byte[size];
        int len;
        while ((len = is.read(buf, 0, size)) != -1) {
            bos.write(buf, 0, len);
        }
        buf = bos.toByteArray();

        return buf;
    }

}