Jee Java Tutorials
We will create examples on Spring @ConditionalOnMissingBean. Anywhere we define a Spring bean, we can optionally add a condition. Only if the specified condition is satisfied then only bean will be added to the application context. To declare a condition, we can…
Introduction We will create examples on Spring @ConditionalOnBean. Anywhere we define a Spring bean, we can optionally add a condition. Only if the specified condition is satisfied then only bean will be added to the application context. To declare a condition, we…
Introduction In this post we will see how to select records using queryForObject, queryForList, BeanPropertyRowMapper in Spring JdbcTemplate. Here we will create annotation based example. If you need XML based application then you can refer to the example here. Spring’s queryForObject is…
Introduction In this post we will see an example on batch insertion using Spring JdbcTemplate. We had seen the similar example using XML configuration previously but here we will create annotation based application. So we will see how we can insert a…
Introduction We will see example on single and multiple insert using Spring JdbcTemplate. We have seen similar example using XML based configuration but here we will see annotation based configuration to insert single or multiple records into database table. We will use…
Introduction We will see in this post how to create multiple executable jars using maven build tool. We have seen how to create executable jar using maven build tool. We had created only single executable jar file in previous example but here…
Introduction We will see an example on how to remove default jar by maven build. Generally this may be required in a situation where you are generating executable jar or executable jars and your application does not require additional non-executable jar generated…
Introduction In this post we will see an example on Spring Security authentication and role based authorization using JWT (JSON Web Token) on REST or RESTful services. I won’t explain here about JWT as there is already very good article on JWT….
Introduction You can find the definition of van Eck sequence in https://en.m.wikipedia.org/wiki/Van_Eck%27s_sequence. This sequence is not used for strictly research and application based professional activity. Van Eck sequence can be illustrated as follows: You start with a number 0 at the first…
Introduction The example Spring Boot Security form based authentication persistence token remember me will show you how to use custom login form with Spring’s j_spring_security_check to authenticate a user. You may also look into form based authentication remember me – persistent token – on Spring…