com.test.mavenproject1.Main.java Source code

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Here is the source code for com.test.mavenproject1.Main.java

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package com.test.mavenproject1;

import com.mongodb.*;
import com.mongodb.gridfs.*;
import java.io.*;

public class Main {

    public static byte[] LoadImage(String filePath) throws Exception {
        File file = new File(filePath);
        int size = (int) file.length();
        byte[] buffer = new byte[size];
        FileInputStream in = new FileInputStream(file);
        in.read(buffer);
        in.close();
        return buffer;
    }

    public static void main(String[] args) throws Exception {
        //Load our image
        byte[] imageBytes = LoadImage("/home/fabrice/Pictures/priv/DSCN3338.JPG");
        //Connect to database
        Mongo mongo = new Mongo("127.0.0.1");
        String dbName = "GridFSTestJava";
        DB db = mongo.getDB(dbName);
        //Create GridFS object
        GridFS fs = new GridFS(db);
        //Save image into database
        GridFSInputFile in = fs.createFile(imageBytes);
        in.save();

        //Find saved image
        GridFSDBFile out = fs.findOne(new BasicDBObject("_id", in.getId()));

        //Save loaded image from database into new image file
        FileOutputStream outputImage = new FileOutputStream("/home/fabrice/Pictures/DSCN3338Copy.JPG");
        out.writeTo(outputImage);
        outputImage.close();
    }
}