Most voted "jee" questions
JEE (Java EE or Java Platform, Enterprise Edition) is a programming platform for servers in the Java programming language.
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12
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answers4872
viewsWith the output of Viewscoped from the new JSF specification, what scope do I use now in my managed Beans that used it using JSF 2.2?
I have a big question now with the appearance of JSF 2.2: What to do with my views and my old Beans Managed? How to do it now (what scope to use) since I can no longer use view scoped in a view that…
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7
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answer1040
viewsHow to restrict so that you do not set a longer date and then a shorter date using Calendar Restrict?
Good night! Here’s my problem: I’m making a screen that has two calendars: The program will return me a list that comprises the interval between two dates. One date is from the first calendar, and…
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5
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answers5197
viewsDefinition of EJB
Forgive me for the general subject, but I have been researching for some time in various places and I have found nothing that would explain satisfactorily what an EJB is and what it is for. I am…
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answer359
viewsWhat programming should be done to use Spring Security with Jboss with annotations?
According to requirements of a project that is in the research phase, I need a large distributed system to work properly with Spring, at the moment I am having a lot of difficulties in integrating…
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answers2045
viewsPostgresql Hibernate Id Generation Strategy
I have a system in JEE7 with Hibernate and Postgresql database, the tables are with auto ID generation by Hibernate: @GeneratedValue(strategy = GenerationType.AUTO) private Integer id; What happens…
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answer107
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answer106
viewsDemoiselle update to JEE7
The Demoiselle framework has greatly increased productivity here in the company. However, it is being a limiting factor in the use of some new technologies, especially related to JEE7. My projects…
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answers170
viewsHow to Run Pivotal TC Server with Eclipse Luna?
I’m studying the use of Spring Security, and as the tutorial on this link, you need to use the STS - Spring Tool Suite, however as I already have my installation of Eclipse of daily use, I installed…
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answers162
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answer265
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answer217
viewsDevelopment JEE and Primefaces
I’m following an online Algaworks course in JEE with Primefaces using Eclipse and Tomcat. When I start the application in Tomcat, it gives the following error: GRAVE: Critical error during…
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answer249
viewsServlet giving error 404
I’m trying to create a posting application, I started studying the Java Web now and every time I run Servlet on Apache 8 it appears a 404 error page. my life package app.web4.servlets; import…
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answer135
viewsError accessing method in Managedbean
Guys I’m having problems accessing a method that is in my Managedbean, the idea is the following: I have a page where I list the records that are in db from the click on the "Query" button and then…
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answer84
viewsPass user authentication between different contexts
I have three java web(.War) projects with different contexts within the same EAR. I need the user to authenticate in an application and then I traffic this information from it among the other…
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answer31
viewsDoes Jcache exist on the JEE platform?
Is there a cache engine in the JEE? Jcache exists on the JEE platform?
jeeasked 6 years, 9 months ago user97933 -
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answers993
viewsSet variable value in Inputtext JSF
Guys, I’m having a doubt maybe a little bit stupid but I’m not able to solve, I’m starting web development using java and jsf, primefaces and I have a problem at the time of changing a record. I…
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answer10
viewsHow to resolve ioexception in xls file generated by Jett?
Guys I have a bean with way to generate report so done with Jett: Map<String, Object> beans = new HashMap<String, Object>(); beans.put("fichasTecnicasMateriaPrimaResumo",…
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votes2
answers40
viewsIdentify the input URL of a Filter
How do I identify by which URL a filter is being accessed? My situation is as follows: I have the class below: @WebFilter(filterName = "FiltroLogado", urlPatterns = {"/alterar.jsp", "/deletar.jsp",…
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answers125
viewsHow to print the contents of an Object in a List<>
I am developing a JAVA application in which will display the contents of an object in a list. My goal is to print the object content of a list. package teste1; import java.util.ArrayList; import…
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answer394
viewsError using . stream(). filter in JAVA
I am developing an application in which it aims to create a list that respects the condition of being of type = "unit". In the code below, I create the list and from a function I try to generate…
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answer12
viewsTake the object from the list or make a new select in the database?
I have a Controller that the first thing he does is bring a list of objects from the bank. After clicking on one of the buttons, the customer will use one of the items in the list. My question is…
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answer39
viewsHow to show the person’s name on the welcome screen?
<jsp:useBean id="calcula" class="br.com.projetojsp.bean.UsuarioBean" type="br.com.projetojsp.bean.UsuarioBean" scope="page" /> <%@ page language="java" contentType="text/html;…