Java Enterprise Edition (JavaEE) is a platform for enterprise computing for Java.

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4
votes
1answer
715 views

Shall I separate the admin part from the rest of the war

I built a web-applicationg using struts2. Then I built a small admin interface in the same war. With time the webapp grew and so the admin-interface. Now, I'm thinking to separate the admin interface ...
4
votes
1answer
486 views

Web app outgrowing current framework

I have quite a bit of experience with using Django for websites and so when I started a new project I naturally chose to use Django for it. Everything went well for a time but now the application is ...
0
votes
1answer
134 views

Do JAX WS implementation classes come as part of the Java 5/6 package or only as part of an application server libraries?

Do JAX WS implementation classes come as part of the Java5 package, as part of the Java6 package or only as part of an application server libraries like WAS? I read that it comes as part of Java EE? ...
1
vote
1answer
15k views

Why use JSP instead of servlets? [closed]

(Rewritten for reopening:) What are relative advantages of Servlets over JSP, or vice versa? Might JSP be preferred because it is easy to put code inside JSP, or Servlets because with them code can ...
7
votes
2answers
34k views

What is the difference between Enterprise Java vs Core Java? [duplicate]

I have some experience in programming in Java but wondering if someone could explain what is the difference between Enterprise Java vs Core Java? Someone asked me a question on whether I use core-...
2
votes
2answers
6k views

High-Load Java Server for Multiplayer

I am making a multiplayer game. Now I am trying to choose the technology to connect the android devices to the server. The clients run on Android, and the game is MMORPG. I would like to write the ...
0
votes
1answer
977 views

Creating a separate project for JPA entities

Where I work it is a common practice to create a separate for JPA entities and a project for the web application (the WAR). So basically you have (at least) two project for each application - appJPA ...
7
votes
3answers
366 views

How will writing the transaction part in Java benefit the security of the application, when all other parts are being written in PHP?

A friend of mine while working on a PHP application asked me to write one part of the application in Java. The part that involved transactions. He said it will be better to write this portion in Java. ...
0
votes
1answer
260 views

Controller JSP - no view

Most people say do not use JSPs. But what if I have a JSP that does not show anything, it only acts as a controller? Why would I do that? Because we do not need to redeploy complete webapp to make a ...
1
vote
1answer
88 views

Understanding the meaning of “multiple lifecycles application development”?

Some Agile job posts have a requirement "strong understanding of multiple lifecycles application development", what does it means ? So my question would be: what's that field for, and what would I ...
3
votes
2answers
386 views

java classes and database queries

Can someone please explain the best way to solve this problem. Suppose I have three classes Person Venue Vehicle I have a DAO method that needs to return some or all of these attributes from each ...
0
votes
2answers
2k views

Migrating web app from php to Java [closed]

Hi I had today my first interview for a position of android developer.In my portfolio I had a php e-commerce application that has a catalog , ajax powered shopping cart , and administrator ...
3
votes
2answers
2k views

Recruiter asking for help understanding JEE5 or JEE6 and J2EE. (NOT A JOB POSTING NOT LOOKING FOR CANDIDATES)

I am a recruiter. I want to learn as much as I can about JEE5/JEE6 so when I try and find these types of candidates I can at least talk intelligently with them. What I need to understand is what goes ...
2
votes
1answer
1k views

JUnitEE vs JUnit

I know what unit testing is in general and what JUnit is in particular. But here I see that there is a project called JUnitEE which seems to me to be a wrapper over JUnit. So I would like to better ...
0
votes
6answers
1k views

Looking to build a 2 java applications. should it be web-based application or standalone application?

The first application (web-based) will be located at site1 and once the information is processed, it will be sent to the second application(web-based) located at site2. Application2 needs to be able ...
4
votes
1answer
951 views

Good design for delegates in a service oriented architecture

My problem is quite complex to explain and my English is not excellent, so I hope you can understand my question. In a service oriented architecture there are some modules that own data used by all ...
5
votes
2answers
326 views

JavaEE server experience matters for a developer?

Lately I am seeing quite a few application development job ads asking for experience with this or that Java EE server. I can understand this if it is for a server administrator, however I find it ...
1
vote
1answer
480 views

How do remote interfaces work with JavaEE and glassfish?

I would like to know what is going on "under the hood" if I use remote interfaces in JavaEE. In the project I use a stateless enterprise bean that implements a remote interface. And I can call methods ...
0
votes
2answers
3k views

1 Interface 2 Implementations and an EJB exception

In my JavaEE project I have an interface like this: @Local public interface DataAccess { ... } And two stateless beans implementing it: @Stateless public class DataAccess_Online implements ...
0
votes
4answers
877 views

Why isn't Java being used for web multimedia applications? [closed]

I've been focusing on multimedia applications and I've noticed that most applications don't use Java in the back end. Instead, I see solutions with PHP/ROR/Python and Flash/Silverlight without any ...
6
votes
3answers
474 views

How should I go about “overhauling” a large legacy application? [duplicate]

Possible Duplicate: I’ve inherited 200K lines of spaghetti code — what now? For my next project, I've been tasked with "overhauling" a large legacy web application with many parts. It is a ...
5
votes
2answers
225 views

Is it fine to use logs in the Helper Methods?

I have been doubting for a long time whether or not to have a logger in methods (usually helper methods) like the one below. Whether we can print it in the method or print the response where the ...
4
votes
2answers
2k views

How to remove duplicate exception block code

I have good number of Service and DAO classes which has the same set of 30 line exception code block which gets repeated and it shows up in Code Duplication report. The approach which i can think of ...
1
vote
1answer
865 views

What factors should I consider when logging a (JSF) web-app?

I've recently read the article The Problem with logging and was wondering about my current logging strategy. Usualy I use Log4J in my projects and just have to decide which line/attributes I would ...
3
votes
3answers
4k views

What is meant by 4 GL?

I came across the term 4GL(generation language) in reading about Oracle ADF Busniess components . I want to know what exactly is 4GL ? This is the actual quote from the book Oracle Fusion Guide: ...
1
vote
1answer
841 views

What should be stored in UserContext?

From my general understanding I believe UserContext for a web application is supposed to hold user authentication and authorization (user roles) information. As part of user roles, there are ...
-2
votes
2answers
684 views

How can I test database access methods in Java? [closed]

I want to write a test for a method that accesses a database such as following. public class MyClass{ public String getAddress(Int id){ String query = "Select * from Address where id="+...
2
votes
3answers
11k views

Relationship DAO, Servlet, JSP and POJO

I want to implement a JSP, POJO, DAO and Servlet in my J2EE program. However, I don't fully understand how the relationship between these elements should be. Is the following (MVC) setup the right way ...
4
votes
4answers
2k views

Why JSP over Servlets for view?

Although servlets does the task of sending the HTML code to the client programmers weight JSP over servlets for that. Even a JSP code is compiled into servlet before giving the response to the browser ...
5
votes
1answer
8k views

Node.js Or servlets? [closed]

I have heard a lot and read about the Javascript server side language i.e Node.js, and saw many comparisons in favor of Node. I don't understand what makes it better or faster, or how it even relates ...
2
votes
2answers
711 views

Is it possible to migrate struts/spring based application to GWT?

I am using the combination of spring, spring-security, struts and iBatis in my application. Now I am looking to migrate the struts UI to GWT. The new combination must be spring, spring-security, GWT ...
5
votes
3answers
565 views

When, how and why should one upgrade (Java) frameworks?

Short summary as introduction: We are a small Java web development team, creating applications using various frameworks and libraries like JSF, Hibernate, Seam, all together deployed in JBoss AS. ...
0
votes
1answer
240 views

EJB Lifecycle and Relation to WARs

I've been reading up on EJBs (3.x) and believe I understand the basics. This question is a "call for confirmation" that I have interpreted the Java EE docs correctly and that I understand these ...
30
votes
2answers
31k views

Selecting a JAX-RS implementation for a new project

I'm starting a new Java project which will require a RESTful API. It will be a SaaS business application serving mobile clients. I have developed one project with Java EE 6, but I'm not very familiar ...
2
votes
2answers
224 views

Where to start when digging into an existing J2EE codebase?

I work for a company that produces enterprise applications to be used by schools and districts to manage all of their tests and standards data. Their existing application is written in J2EE and is ...
6
votes
5answers
18k views

How to unit test a jsp file?

I'm developing a Java 6 EE application and I'm testing my jsp code with another one with a testing version of the function calls and code used in the original one but it seems loose and impractical. ...
7
votes
2answers
2k views

exact answer for “what is j2ee?” - job interview [closed]

I'd like to ask if someone of you knows the exact meaning of JEE. That's because a collegue of mine was asked this question in a job interview, and was "unable to answer properly"... to speak with ...
4
votes
3answers
6k views

Heavy use of static methods in a Java EE web application?

Generally I am asking if this is a norm. The application architecture includes spring and the zk framework. I personally can't help but think this introduces a number of problems. I mean...this is a ...
1
vote
2answers
2k views

Do Java, J2EE and Java Web get better with time? It still looks problematic to me after months [closed]

I'm a little new to Java Web Development. JSF, JSP, Servlets, Hibernate etc... I have really a good understanding of OOP and C++. I have years of PHP and MySQL web development experience. I also have ...
2
votes
4answers
474 views

Should OO design, or database design, drive the coding of my @Entity classes?

I have two classes that I want related to each other in an JEE application using JPA2. In an OO world, I would say that a Chatroom has an attribute List messages. In the relational world composition ...
0
votes
4answers
13k views

How to gain Professional Experience in Java/Java EE Development [closed]

I have been seeing opportunities go past me for just 1 reason: not having professional industry experience. I say to many employers that I'm capable of doing the job and show them the work I've done ...
1
vote
1answer
1k views

Best way of Javascript web development in Netbeans (Hot deployment)

I'm beginning Javascript development and as a beginner in JavaScript I make a lot of mistakes. The way I'm developing is very counter-productive because every mistake I fix I have to shutdown ...
2
votes
1answer
214 views

Java API Deprecations

Who decides the API deprecations the JEE specification or the vendor of JDK like Sun, IBM?
2
votes
6answers
1k views

Enterprise scalable vs internet scalable, what is the meaning & differences?

While reading about Java EE applications, somewhere I have seen people saying they're enterprise scalable, I am confused as to what that really mean? Are Java web applications mainly written & ...
4
votes
2answers
505 views

Choosing right technology for messaging system

I'm working on a messaging system for two years now, the system was written by a long ago gone team and involves emails and document processing. The basic process is: Receive an email, parse it, ...
2
votes
1answer
85 views

Collaboratively working with a WebDesigner - Best practices

I'm a programmer. I have always worked by myself. I usually do only back-end, but now I have a webproject that I want to hand the "View" part to a designer to make it beautiful. What I'm looking for ...
5
votes
3answers
1k views

Are there any “enterprise ready” functional programming languages? [closed]

By "enterprise ready" I am referring to availability of tools: dependency management, build management, message servers, databases, application platforms and servers, and are secure and scale well? ...
4
votes
1answer
651 views

How to move to Java enterprise development after Python and Ruby? [closed]

I used to develop in Django/Python and Rails/Ruby (and before that C/C++ and C#), and I'm now at a job where we do enterprise Java development (Spring, Hibernate, RESTEasy, Maven, etc.) for web ...
1
vote
2answers
654 views

Company wants to move its programs to a new framework / concept - what are options?

So there is an insurance company which wants to move long term its proprietorially written software for different insurance products to a new platform / framework / concept / something. One of the ...
1
vote
1answer
573 views

Transition from enterprise-level PHP with Zend Framework to more enterprisey Java EE [closed]

I've been seriously considering my career progress and would like to know your opinion on the following: 5 years full-time employment as a software developer / web technologies / best practices MSc ...