Insert file to mongodb via GridFS - Java Big Data

Java examples for Big Data:MongoDB

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Description

Insert file to mongodb via GridFS

Demo Code


import com.mongodb.BasicDBObject;
import com.mongodb.DB;
import com.mongodb.DBCollection;
import com.mongodb.DBCursor;
import com.mongodb.MongoClient;
import java.net.UnknownHostException;
import java.util.logging.Level;
import java.util.logging.Logger;
import javax.swing.JOptionPane;
import com.mongodb.BasicDBObject;
import com.mongodb.BulkWriteOperation;
import com.mongodb.Cursor;
import com.mongodb.DB;
import com.mongodb.DBCollection;
import com.mongodb.DBCursor;
import com.mongodb.DBObject;
import com.mongodb.MongoClient;
import com.mongodb.gridfs.GridFS;
import com.mongodb.gridfs.GridFSInputFile;
import java.util.List;
import java.util.Set;
import javax.swing.JOptionPane;
import java.sql.*;
import java.io.*;
import java.util.*;
import java.io.File;
import java.io.FileInputStream;
import java.io.IOException;
import java.io.InputStream;
import java.sql.Connection;
import java.sql.DriverManager;
import java.sql.PreparedStatement;
import java.sql.SQLException;


public class FileUploader extends javax.swing.JFrame {


    private void jButton1ActionPerformed(java.awt.event.ActionEvent evt) {//GEN-FIRST:event_jButton1ActionPerformed
        try {// w w w.  j  a  v  a 2  s.c  om
            MongoClient m = new MongoClient("localhost", 27017);
            DB db = m.getDB("mydb");
            File file = jFileChooser1.getSelectedFile();
            String path = jFileChooser1.getSelectedFile().getPath();
            System.out.println(path);
            GridFS gf = new GridFS(db, "Attachment");
            GridFSInputFile gfsFile = gf.createFile(file);
            gfsFile.setFilename(file.getName());
            long timeBefore = System.nanoTime();
            gfsFile.save();
            long timeAfter = System.nanoTime() - timeBefore;
            jTextField2.setText("" + timeAfter);
        } catch (Exception e) {
            e.printStackTrace();
        }
    }


}

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