BE THE CODER > Spring > JDBC

Spring JDBC Framework simplifies the use of JDBC and helps to avoid common errors. The following example shows querying for an integer using JdbcTemplate class.

File Name :	com/bethecoder/tutorials/spring3/tests/QueryForIntTest.java
Author :	Sudhakar KV
Email :	[email protected]


package com.bethecoder.tutorials.spring3.tests;



import javax.sql.DataSource;



import org.springframework.context.ApplicationContext;

import org.springframework.context.support.ClassPathXmlApplicationContext;

import org.springframework.jdbc.core.JdbcTemplate;



public class QueryForIntTest {



  /**

   * @param args

   */

  public static void main(String[] args) {

    

    /**

     * Initialize context and get the JdbcTemplate

     */

    ApplicationContext appContext = new ClassPathXmlApplicationContext("applicationContext.xml");

    DataSource dataSource = (DataSource) appContext.getBean("dataSource");

    JdbcTemplate template = new JdbcTemplate(dataSource);



    int rowCount = template.queryForInt("select count(*) from BUG_STAT");

    System.out.println("Row count : " + rowCount);

    

    int totalBugCount = template.queryForInt("select sum(COUNT) from BUG_STAT");

    System.out.println("Total bug count : " + totalBugCount);

    

    String statusToCheck = "RESOLVED";

    int bugCount = template.queryForInt(

        "select COUNT from BUG_STAT where STATUS = ? ", statusToCheck);

    System.out.println(statusToCheck + " bug count : " + bugCount);

  }



}

Query for Int