The ability to show a list of elements and the details of each listed element is the one of the most common patterns in Web applications, and is called the Master and Details pattern.
In a previous lesson, you already learned how to model the basic Master and Details pattern.
This lesson shows y...
In a Web application, you often need to manage the information shown to the user. Managing information means to create, update, or delete information. With WebRatio Platform you can easily model an Administration section in which the Web application user can manage the application data.
In this le...
In a Web application, you often need to manage the information shown to the user.
Managing information means to create, update, or delete information.
In this lesson we discuss an enhanced version of the Data Management pattern, which allows you to manage more than one piece of information at th...
Usually, Web applications are not standalone; they need to integrate with external systems and other applications in the company intranet. The best way to make different Applications communicate with one another is to use a Web service infrastructure.
That’s why it is important to know how you can...
Usually Web applications do not exist standalone but need to integrate with external systems and applications already existing in the company intranet.
The best way to make different applications communicate with one another is using a Web Service infrastructure.
That’s why it is important to kn...
The best way to make different applications communicate with one another is using a Web Service infrastructure. That’s why it is important to know how you can easily integrate your WebRatio Platform designed application with existing web services. This lesson gives you the knowledge to help you inv...
Usually, Web applications do not exist standalone but need to integrate with external systems and applications that are on the company intranet. The best way to make different applications communicate with one another is by using a Web Service infrastructure. That’s why it is important to know how y...
Usually Web applications are not standalone; they need to integrate with external systems and other applications in the company intranet. The best way to make different applications communicate with one another is to use a Web Service infrastructure. That’s why it is important to know how you can ea...
Usually Web applications are not standalone; they need to integrate with external systems and other applications in the company intranet. The best way to make different applications communicate with one another is to use a Web service infrastructure. That’s why it is important to know how you can ea...
Data management is a crucial aspect for data-centric Web applications. So far, you have learned how to create, read, update and delete data through basic patterns. However, information often needs to be displayed and dealt with in different ways.
Displaying data through View Components is not the o...
Data management is the crucial aspect for Data Centric Web applications. So far you learnt how to create, read, update and delete data, but data is meant to be shown in so many different ways.
Reading data through View Component is not the only option you have in WebRatio Platform.
Imagine that y...
WebRatio support all the databases that are supported by Hibernate. Nevertheless, the list of the database types that you have at disposal when creating a new database connection does not contain the full list, but it proposes the most used. Therefore WebRatio gives you the chance to integrate a new...
A search engine uses a set of well known rules to decide the visibility of a website. One of these rules is to have simple URLs containing the keywords the page should be indexed with. WebRatio 6 introduces a new feature named URL Fragments. This feature allows to increase the search engine ranking ...
Implementing a custom component sometimes means querying the database in the component service class. This article wants to give you an introduction on how to retrieve the hibernate session in the component service and how to use Hibernate efficiently to query the database.
A job is a sequence of operations that has to be executed asynchronously by the application. It's possible to schedule a job at a specific time or interval, which means that jobs can be automatically triggered (scheduled when the application starts). It's also possible to schedule a job at runtime: ...
Tomcat Application Server is able to manage by default all the ISO-8859-1 characters to encode URIs.
If your Application uses characters that does not belong to this character set, you have to configure the Application Server or your Application in order to correctly manage them.
If not config...
Let's suppose that you want to deploy your project directly on the remote host that will contain the Web Application. You have to configure the Deploy Configuration that allows you to obtain the final Web Application package in order to be able also to upload the package on the remote host. This art...
It is possible to integrate manually written JSP pages inside WebRatio applications.
The procedure is short and composed of four phases.
This guide shows the steps required to integrate a JSP in a WebRatio application.
The WebRatio pageContext is a particular data structure which is created everytime the user performs a request in a WebRatio generated Web application. It's a map that contains information used in the computation of all the Units contained in the requested destination page and it is stored in the JS...
It’s a very common practice to display the number of active users of a web application.
WebRatio gives you the possibility to easily get the number of users which are currently navigating your Web application and add this feature to your Web application.
The solution proposed in this article ...
It is possible to execute the business logic contained in an Action Definition directly from a Script Utility Component.
To execute an Action Definition in a Script, you must use an instance of the RTXOperationUnitService, which is the Java service that describes the behavior of a generic Action De...
In WebRatio it's possible to generate PDF, Excel or RTF reports. This article discusses a particular usage of the WebRatio generated reports. The goal is to create a report in order to use it as attachment for a newsletter (or to store it in the database). Suppose you want to send an email to all th...
The BAM (Business Activity Monitor) is a software whose purpose is to aggregate, analyse, and present information about the run-time behaviour of a Business Processes based applications. The BAM in WebRatio is an application that connects to an application database through a scheduled automatic oper...
Page computation is the process by which new up-to-date information is computed on the server after a user action. The computed information is then used for rendering all, or part, of the client page or just a part of it.
Know how the page computation works is useful when you model a page that is ...
Learn how to migrate your WebRatio 7.1 project to WebRatio 7.2.
This document contains all the instructions needed for the migration process.
Learn how to migrate your WebRatio 7.0 project to WebRatio 7.1.
This document contains all the instructions needed for the migration process.
Learn how to migrate your WebRatio 6 project to WebRatio 7.0.
This document contains all the instructions needed for the migration process.
Learn how to migrate your WebRatio 5 project to WebRatio 6.
This document contains all the instructions needed for the migration process.
Learn how to migrate your WebRatio 4.3 project to WebRatio 5.0.
This document contains all the instructions needed for the migration process.
WebRatio gives at your disposal a predefined set of view components and operations that let you model most of the features of your Web application. Sometimes it happens that WebRatio does not include a specific business logic that you need. In this case you can address the problem creating custom co...