Questions tagged as 'java-ee'

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Jsoup problem when trying to access sites with ssl - JAVA

I studied java a long time ago, I stopped for years and now I missed it, I decided to take some scrap video lessons on youtube but I can not access sites that use ssl, the rest of the java normally accesses and returns what I ask , but even had...
asked by 19.07.2018 / 17:00
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Update JSF only works on whole form (Primefaces)

Good evening. I'm breaking my head with a problem that seemed simple I have a form with some fields, while selecting a combobox I want to hide and display some fields. I'm using 'p: ajax' to run the update. And in the fields to hide, I'm u...
asked by 12.07.2018 / 04:48
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Capture "value" and "date- *" of marked RadioButtons and compare them in servlet

I'm doing a quizz-type game using Java Web. The ".jsp" page that "renders" the questions looks like this: <form action="/verificar-respostas"> <input type="radio" name="opcao-q1" value="a" data-correct="d"> Resposta 1 <input...
asked by 12.07.2018 / 14:01
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CDI interceptor does not recognize Priority variable

So folks were following this tutorial: DataSource in Tomcat only when implementing the part of CDI of the project I ran with the following error: com/mycompany/soft/util/TransactionInterceptor.java:[13,22] cannot find symbol symbol: vari...
asked by 04.07.2018 / 04:40
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Component p: firstfaces toolbar java.lang.IllegalArgumentException no Id

So, any id that I put in my toolbar generates this error (test was a temporary name that I put in the id): java.lang.IllegalArgumentException: teste at javax.faces.component.UIComponentBase.findComponent(UIComponentBase.java:651) at o...
asked by 14.06.2018 / 04:43
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Error while deploying Tomcat 8.5

I'm trying to deploy an application in Tomcat, but it's generating the following error GRAVE: A child container failed during start java.util.concurrent.ExecutionException: org.apache.catalina.LifecycleException: Failed to start component [Sta...
asked by 02.06.2018 / 04:12
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Metodo main and JUnit does not run on the console

I'm using Hibernate version 2.1 JPA version 5, and when I run both the main method and JUnit, nothing appears on the console not even some error. The client class and address contains your ids. Neither System appears on the console.     Syste...
asked by 26.05.2018 / 19:02
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Whitelabel Error Page [SpringBoot + thymeleaf]

Good night, I'm having an error that stays the same even though I'm changing some things in my pom.xml and other places anyway. Error: Whitelabel Error Page This application has no explicit mapping for /error, so you are seeing this...
asked by 23.05.2018 / 06:24
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Tomcat - RFC 7230 and RFC 3986

I have a problem with: Error parsing HTTP request header My apache tomcat 8 server is rejecting the requests of a system which I did an integration, the error is by the character account that is in the request, was taking a look and I saw that t...
asked by 10.05.2018 / 15:43
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How to convert from scriptlets to JSTL?

How do I convert this code into scriptlets for JSTL to make it more readable? JSTL default if did not work Code: <% String emailProfessor = request.getParameter("emailProfessor"); String senhaProfessor = request.getParameter("senhaProfessor...
asked by 12.05.2018 / 21:57