Oct
28
2013

Java Security Framework: Apache Shiro

Apache_Shiro

Apache Shiro can be used in a wide range of applications from simple command line applications to medium and large scaled institutional web applications and is a strong Java Security Framework that performs authentication, authorization, cryptography and session management. The main point that makes Shiro distinct from the similar security frameworks may be the ease of usage and configuration. With this article I intended to express how to integrate this popular and user friendly security […]

Oct
3
2013

Java Web Application and ElasticSearch (Video)

ElasticSearchWeb2

Today, here I am for exemplifying the usage of ElasticSearch which is an open source, distributed and scalable full text search engine and a data analysis tool in a Java web application. First of all, I want to share with you a video recording. I made this record with the aim of reinforcing the issues visually that I dealt in a series of articles about ElasticSearch.   Now we can continue where we left off. […]

Sep
26
2013

ElasticSearch: Java API

ElasticSearchJava_API

ElasticSearch provides Java API, thus it executes all operations asynchronously by using client object. Client object can execute the operations in a bulk accumulatively. Java API can be used internally in order to execute all APIs in ElasticSearch. In this tutorial, we will consider how to carry out some operations with Java API in a standalone Java application that is similar to the ones we made in previous article with console.   Dependency ElasticSearch is […]

Sep
20
2013

The Core ElasticSearch Operations

ElasticSearchCoreOperations

Prior to this, as it is expressed in the previous article in which we aim to introduce ElasticSearch, ElasticSearch is RESTfull API driven. Almost every action with RESTfull API can be performed by using JSON through HTTP. For this reason, today we will perform the basic ElasticSearch operations by using curl(client url library) in a hypothetical example which indexes the articles that were published in kodcu.com with title, content, date of publishing, tag and author […]

Sep
16
2013

Introduction to ElasticSearch

elasticsearch1

ElasticSearch is an open source that is developed with Java, lucene – based, scalable full text search engine and a data analysis tool. A huge scale of data is produced at any moment in today’s world of information technology, in social media, in video sharing sites and in medium and large-sized companies which provide services in communication, health, security and any other areas. Here we are talking about an information/data ocean and we call this […]

Sep
6
2013

JSF 2.2: Flow Calls

flow-call

In this tutorial, we will consider the Faces Flow calls. For a basic level of information about Faces Flow, please check out Faces Flow article and about the usage of the flows,you can check out JSF 2.2: Use Faces Flow tutorial. Here, we will expand the sample application in previous tutorial in such a manner that customer and order flows will be able to call each other. In this way, when order flow is called […]

Aug
30
2013

JSF 2.2: Use Faces Flow

UseFacesFlows

We will consider the use of Faces Flow in this tutorial. For a basic level of information about Faces Flow, you can take a look at this article: Faces Flow I used the following tools and technologies in the sample application that I have developed for this tutorial: JSF version 2.2 GlassFish version 4.0 JDK version 1.7 Maven version 3.0.5 Sample application has the customer and the order flows. Customer flow records the customer’s name, […]

Aug
26
2013

Faces Flow

WhatIsAFacesFlow

With version 2.2, JavaServer Faces has a new bean scope that is wider than request scope, narrower than session scope and different from view scope: Flow Scope   What is Flow? In today’s web applications we see examples mostly about where user interaction is provided through a series of screens that related to each other. For example flight booking, shopping/ordering applications and so on. In these examples, a “flow” concept is in question which represents […]

Aug
21
2013

JSF 2.2: HTML 5 Support

HTML5 3D Wallpaper by Rafael Otake

HTML 5 is the fifth version of the HTML markup Standard. HTML5 arose as a result of ideas and needs such as developing new generation web applications, providing standardization between browsers and using a single codebase. Back end and UI developers can benefit from a single codebase with HTML5. JavaServer Faces version 2.2 offers an easy way for including new attributes of HTML 5 to JSF components and provides HTML(5) friendly markup. Pass-through attributes In […]

Aug
12
2013

Resource Library Contracts

Contracts

Facelets is an open source web template system under the Apache License. JavaServer Faces 2.2(JSR 344), is a part of JavaEE 7 specification, defined Resource Library Contracts which enables reusing Facelets templates in entire application dynamically at runtime. As it can be remembered, Facelets had been the default view handler technology with Java Server Faces version 2.0. In this tutorial, we will discuss the usage of Resource Library Contracts.   What is the Contracts? Contracts, […]

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