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How to retrieve image from mysql database using JSP and Servlet


Retrieve image from MySQL database using JSP and Servlet is so easy.

Here we using 1 files for retrieve image in MySQL database:

view.jsp

<%@ page import="java.sql.*"%>
<%@ page import="java.io.*"%>
<%
Blob image = null;
Connection con = null;
byte[ ] imgData = null ;
Statement stmt = null;
ResultSet rs = null;
try {
Class.forName("com.mysql.jdbc.Driver");
con = DriverManager.getConnection("jdbc:mysql://localhost:3306/mydb","","");
stmt = con.createStatement();
rs = stmt.executeQuery("select image from image where id = '1'");
if (rs.next()) {
image = rs.getBlob(1);
imgData = image.getBytes(1,(int)image.length());
}
else {
out.println("Display Blob Example");
out.println("image not found for given id>");
return;
}
// display the image
response.setContentType("image/jpg");
OutputStream o = response.getOutputStream();
o.write(imgData);
o.flush();
o.close();
} catch (Exception e) {
out.println("Unable To Display image");
out.println("Image Display Error=" + e.getMessage());
return;
} finally {
try {
rs.close();
stmt.close();
con.close();
} catch (SQLException e) {
e.printStackTrace();
}
}
%>

Output