Questions tagged [java-ee]

Java Enterprise Edition (Java EE) is a specification defining a collection of Java-based server and client technologies and how they interoperate. The [java-ee] tag is rudimentary on focused questions about the more specific APIs, such as [jsf], [servlets], [jpa], [cdi], [ejb], etc. Only use it on ...

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javax.json.JsonObject: how to add an empty object?

Since there's no way (apparently) to initialize an empty JsonObject, I'm wondering how it's possible to nest an empty json object? If it were possible to initialize a blank JsonObject, I could just do ...
2
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1answer
20 views

Are static fields normally unloaded on undeployment in WildFly?

I am using WildFly 11 Final, and created the following EJB: @Singleton@Startuppublic class MyDebug {private static final MyStaticSingleton myStaticSingleton=new MyStaticSingleton();}Now, ...
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0answers
10 views

Deltaspike @Scheduled in jar file

I have a web application (jee7, war, running on Wildfly 10). The application depends on a jar file containing jpa entities and services used among different projects.I have added the Deltaspike ...
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0answers
12 views

Filling table with user inputs using jsp servlet

How can i create a page W/ html forms "text" that the user will fill then after he hit Submit a dynamic table will be generated on the "same page" filled with the user inputs. W/ option to delete row/...
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0answers
11 views

Realm error when login on centOS with Glassfish v4.1 but not on the Mac where I have developed

I have this problem: I have just deployed an EAR on a machine with CentOS7 (the same EAR is deployed on my mac and works perfectly!) it starts (keep in mind that I have replicated the same ...
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0answers
13 views

EJBException while running Portlet Application

I am running a portlet multi-moduled application. The IDE I am working is IntelliJ IDEA Ultimate and the application is deployed on a WebSphere Server v8.5.5.11.When submitting a form I redirect to ...
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0answers
16 views

find Java EE folders from maven porject

I cloned a Java EE application from github as a maven project and I want to know how to add a new servlet (from example) directly on the maven project, since controller folder doesn't appear in the ...
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1answer
18 views

How to store messages in cloud [on hold]

I can store images in cloud and the path in mysql to access it. On the same line would like to know how to store the messages in cloud especially in a group chat. I would like to implement a group ...
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0answers
25 views

How to connect Angular 6 with Java EE project [on hold]

I bought a Angular 6 course on Udemy but I want to use it as front-end for my Java EE back-end. I do not know how to put the Angular 6 in my Java EE project. Does somebody knows how to solve this?I ...
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0answers
27 views

JavaEE java.util.List not found

I'm facing a problem with a DAO that I created same as many others but not working for some reason.I'm using Gwt/gxt (JavaEE) and glassfish server on Netbeas IDE, the debug is showing that the ...
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2answers
47 views

how to identify the java version in which the code is written?

Let's say a banking application was developed in Java EE. And we are the new people working on that application now, not sure about the version of the Java EE used to develop that application. How ...
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0answers
25 views

Tomcat Error While I Provide @WebServlet annotation

I am facing a Tomcat Error while I provide the @WebServlet annotation.The TomCat Server does not even start and I see no stacktrace for the same.My web.xml looks like this:<?xml version="1.0" ...
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votes
1answer
29 views

Unable to read client request over http in java

I have a GPS device which connected over http by given port to send and receive data from http server. For a testing purpose i have created a simple java http server which read a request and send ...
0
votes
0answers
14 views

What is most correct (most error-safe) way to run my JavaEE project on, say, Tomcat 7 server locally (from Eclipse)?

What is the difference between these two ways to run my JavaEE project on Tomcat 7 server locally (from within Eclipse IDE)? In my case first method works fine while second one fails with strange ...
1
vote
1answer
27 views

Call Singleton EJB during initializing a static variable

I have a thread safe heavy resource and I would like to initialize this as a static class variable. During initializing this object I need to read some "connection" parameters from external property ...

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