Liferay 6 : Reject process action for ${url} on ${form}_WAR_${portlet}

Liferay does not allow to submit form on a web page since it rejects the process action , why this is happening and how to resolved it ?

SSL with Embedded Tomcat without Spring Boot

In previous post, we have talked about how to have embedded tomcat without spring boot, now let see how to  enable SSL with embedded tomcat.

Spring with Embedded Tomcat without Spring Boot

Because of service-oriented architecture style, instead of a monolithic application , you may have several independent applications can run on their own.Let's see how to have a Spring powered standalone application with embedded Tomcat without Spring boot.

Reverse Engineering : Generate Java Persistence Entity from Database

If there is already an existing database , then we could use some reverse engineering tool to automatically generate java persistence entity classes.

You may find below 2 ways from internet :
1. hibernate*-maven-plugin
2. IDE based reverse engine tools

This post would show you how to do it programmatically.

Run Spring as Standalone Application Without Spring Boot

It seems that nowadays most of sample codes provided by https://spring.io/blog are all done with Spring Boot, so this post would show you how to write a standalone application with Spring and without Spring Boot.