Java Enterprise Edition (Java EE) is a specification defining a collection of Java-based technologies and how they interoperate. Java EE specifies server and client architectures and uses profiles to define technology sets targeted at specific classes of applications.

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Deploy Java Web Application and MySQL database in the cloud

my issue is that I've been developing a Java Web app in Netbeans 7.2, which I've used Hibernate and JSF Facelets to communicate and show the data from a MySQL database deployed in my local server ...
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1answer
37 views

How to get full request URL in Java

I have a url like http://www.google.com/foo=bar I want to retrieve the complete url above in my Servlet that is "http://www.google.com/foo=bar". Please note that there is no "?" in the above url. ...
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How can I update the image when the p:fileUpload complete

I want to upload a image to the database, and update "imgswc", to show the image without refreshing the whole page. But It seems not work. This is my code: <h:form ...
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0answers
6 views

CompositeELResolver Null Pointer Exception

I've got a problem with "javax.el.CompositeELResolver" which is used by TomEE's "javaee-api-6.0-5.jar". Version information and svn-repository here: ...
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1answer
17 views

PHP Java bridge - JEE server

I have a PHP website www.mysite.com and I want to use the PHP/Java bridge. I've installed tomcat on my computer and it works on localhost. But when I try to use it on my PHP server, this is the error ...
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How to pass username and password in the localhost url to connect with the memcached in Java?

Hi, I want to pass the username and password to connect to localhost where I have deployed memcached. Here is my code. import java.io.IOException; import java.net.InetSocketAddress; import ...
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17 views

How to use the ALL and ANY clause in JPA criteria API without a given Expression?

If you look at the Critera API, you'll see that CriteriaBuilder#equal is overloaded with two signatures. One of the methods, accept an Object as the second parameter. The problem with sub queries and ...
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39 views

Recording on the server

I am developing a web application. It is school software. In our application we have a functionality that should allow students to record their voice by reading the passage on the web page. It is a ...
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25 views

ArrayType in WSDL

having an error while executing wsimport. I am followint the link http://www.phpeveryday.com/articles/Web-Services-WSDL-Array-Array-Type-P517.html about transmit array type. What could be the problem? ...
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17 views

How to update the image when the p:fileUpload complete

I want to upload a image to the database, and update "imgswc", to show the image without refreshing the whole page. But It seems not work. This is my code: <h:form ...
0
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1answer
10 views

send ByteArray from flex to java

The scenario is to capture image from webcam and to store image into the DB, I am using flex at the client-side, I am using Java at the server side, following is my flex code var jpg_binary:ByteArray ...
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18 views

Accessing MANIFEST.MF within Java EE deployment unit

I want to read MANIFEST.MF of my deployment unit which is a WAR file. A typical way to do: servletContext.getResource("/META-INF/MANIFEST.MF); But how to do this if you have no reference to a ...
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0answers
12 views

Loading a class from a specific jar on Weblogic

I have an application deployed on Weblogic and because of a lock contention generated by a Xerces bug i would like to 'force' Weblogic to use the correct jar where the bug is already fixed. ...
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1answer
19 views

Hector slicequery 'where' clause

Suppose I have a table ClientHeaders with following columns | UUID | Cliend_id | IP | Country | Date | where UUID is primary key. I want to use this query: select * from ClientHeaders where ...
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1answer
23 views

404 when uploading files to Spring J2EE

My current code: @RequestMapping(value = "/uploadFile", method = RequestMethod.POST, headers = "Accept=*") public void uploadFile(@RequestParam(value = "file") MultipartFile multipartFile, ...
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2answers
25 views

What is associativity in hibernate? [closed]

What is associativity in hibernate ? What is its essence ?
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1answer
14 views

doesn't Jetty server support version 3.0 of the J2EE Web module specificaton?

I created a version 3.0 of J2ee web module with resin4, now I need to use jetty, so I installed eclipse plugin of jetty 6, but when I new server with it, eclipse point that The server does not support ...
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0answers
28 views

How to receive date from datetimepicker and save that into database?

I need to receive a date from user, and save that in database. I am using the following datetimepicker to receive the date, I receive the date as following, It runs into following exception ...
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1answer
18 views

Need Design or Architectural Pattern for management of hierarchical data used for tree model on client

I am trying to learn from the mistakes of my predecessors. Our Swing client uses a JTree/TreeModel to represent our data (a file-directory-type structure of fairly unlimited depth). The data is ...
2
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1answer
36 views

High-load java server

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 ...
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1answer
13 views

Old Servlet content keeps persistent in html

I am learning Servlet and JSP using Apache Tomcat. Here I have a simple Java class extending HttpServlet and put some string on HTML. It works except that the first text message is persistent even if ...
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1answer
47 views

Logic issue with the if-statement in java-ee

I have a logical issue with the "if". I have to parameter, one textbox and a select. Both are to insert the category but the select is generate from the database and allows the user to select a ...
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21 views

How can i build a dynamic scaffolding in a jsp depending the subclass of an entity?

Well, I have the Vehicle Class, And I have a car, a bike, a motorcycle, and other classes with inheritance, and the administrator of vehicles (CRUD). When I search all the vehicles, the ...
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20 views

Domain objects: Are getters and setters any good?

I know many of the usual reasons for getters and setters. Lately, I am getting used to service-driven architecture and Inversion of Control. Unlike encapsulation, there is little-to-no room for black ...
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0answers
8 views

Inject BoundConversationContext not working, injecting ConversationContext gives a HttpConversationContext

I am trying to inject the currently bound BoundConversationContext from weld (1.1.4FINAL) into a CDI managed bean (@Interceptor). According to the documentation @Inject @Bound should give me the ...
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12 views

JEE and JBOSS exception ClientAbortException: java.net.SocketException: Connection reset by peer: socket write error

I get this exception : ClientAbortException: java.net.SocketException: Connection reset by peer: socket write error after this line in the code : resp.flushBuffer(); i tried a lot of solution ...
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2answers
41 views

Java EE persisting images

My application(s') architecture looks like this. I have a desktop Java application for administering a web store. That includes creating products and uploading images for them to the application ...
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16 views

How to develope server side application for Blackberry Push Notification(Facing Error)

I am using below code to make notifier on server for Blackberry Push Notification, but getting error showing below. Can anyone help me please to develope server side application for blackberry push ...
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8 views

Join several javax.ws.rs.client.Invocation

In GWT there is a good feature that allows to join several requests to the server via com.google.web.bindery.requestfactory.shared.RequestContext.append() and run them all in one query by ...
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1answer
43 views

Adding conditions in web.xml

This is a part of my web.xml <error-page> <error-code>500</error-code> <location>/index</location> </error-page> Is there any way to tell to ...
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1answer
29 views

Upload file to j2ee spring, file is null

I'm trying to upload a file to my J2eE spring backend. But if I set file required then it does not recognize, so therefor i conclude that it must be the way I try to send it from the front end. HTML ...
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1answer
17 views

Declarative conversation management on GlassFish 3, Java EE

I'm relying on @ConversationScoped EntityManagers in one of my applications. However, I now need to access said EntityManagers from outside a conversation (Timer EJB). I read a tutorial on how to ...
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19 views

Running TestNG randomly throws a nullpointer exception

I'm trying to run Unit tests in JEE using TestNG (on Eclipse and IBM Websphere 8.x). I'm using the Apache DeltaSpike CDI Container (http://deltaspike.apache.org/container-control.html). Sometimes ...
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7 views

Improving an existing richfaces:datatable 4 search

I have implemented an ajax search on a rich faces:datatable. It is a complicated search, based on specific database features, finally encapsulated by a set of java methods. That's why I cannot just ...
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24 views

Server returned HTTP response code: 403 for URL

I'm calling SAOP Webservice via a main method and it works fine.. But when i invoke the same method via a browser called method it give me the following error. Caused by: java.io.IOException: Server ...
2
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0answers
19 views

SessionScoped Managed Beans Lyfecycle issue

I am a newbie having problem with MB JSF Lifecycle : I got 2 Session Mananaged Beans (MB), 1 for input ant the othe for validation and DB writing. In the ValidationData MB, I inject the InputData MB ...
6
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1answer
144 views

Getting “java.lang.UnsupportedOperationException:”

I created the small JPA project to persist a Student record. I use Oracle database. I use the OpenJPA as the JPa provider. I have created the Table student and relevant sequences correctly. Student ...
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2answers
16 views

how to implement the Client side in JAX-RS tutorial

okay let me be clear with this : i am following this tutorial. And at the end of every part author implements the Client part. Well i have done everything correctly of every section(5,6,7) upto the ...
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1answer
35 views

JSF Session replacing the existing object while storing the same object in different key?

i have been developing web application in jsf. i have used sessions to access the objects that are from different pages. first of all i'm storing the user object in session while login, after some ...
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1answer
16 views

How to insert using hibernate 4.1.10.Final?

I am using hibernate 4.1.10.Final to insert data into database, but it throws the following exception, I have three tables, development and address . Development has an object of address in itself. ...
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12 views

Start appfuse project with tomcat7-maven-plugin stops in “Starting ProtocolHandler” step

I am adding tomcat plugin in my appfuse light project pom file <plugin> <groupId>org.apache.tomcat.maven</groupId> ...
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8 views

Unmarshalling error from Soap client

The WSDL part is as follows: <xs:complexType name="requestRow"> <xs:all> <xs:element minOccurs="0" name="RoutingData" type="tns:RoutingData"/> <xs:element minOccurs="0" ...
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1answer
37 views

Storing a common value for the 'employee code' while employing inheritance

There are 3 pojo namely EmployeeMaster (the parent class), Hr and Personal (the child class of EmployeeMaster). Then I have 3 separate tables for each pojo, constructed as : create table ...
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1answer
61 views

expected type: java.lang.Integer, actual value: java.lang.Integer

What am I trying to do ? While loading my project I get a weird exception: rezg.admin.server.objects.common.pojo.EmailLogDetails, setter method of property: id I am to save the object ...
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0answers
17 views

disable user access to web application files by typing URL in web browser in IBM Webshpere 8.0

Security of our IBM Websphere 8.0 web application is based on LDAP configuration. Users are given access based on their group memberships. I want to add additional security by restricting user’s ...
2
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1answer
44 views

nature of input/output streams in a servlet

I'm able to extract contents from the request object through an input stream. So if it is a stream, does it mean the data is being transferred 'live' from the client to the servlet through ...
1
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1answer
56 views

What exactly is a Persistence in JPA? How is it connected to EntityManagerFactory?

This figure is from the book called PRO JPA : And the text below this figure is: Figure 2-1 shows that for each persistence unit there is an EntityManagerFactory and that many entity managers ...
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1answer
13 views

JavaEE Connector Architecture - difference between system contracts and common client interface

i need to create a slideshare to introduce JCA in an easy way. right now i'm trying to understand the whole thing but i'm still stuck in some places. I'm reading an IBM tutorial and in its example ...
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1answer
15 views

JAX-RS Webservice Architecture Patterns

What are the common practices for developing JAX-RS Webservices? I think my architecture has kind of a smell to it: The webservice is acting as a proxy, collecting information from different ...
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1answer
31 views

ACLs for GWT Request Factory

I want to apply ACLs to all the requests going through my request factory. Therefore I override the RequestFactoryServlet and its doPost()-Methode. Now I can get the user from the session, check if ...

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