Questions tagged as 'java-ee'

Tagged questions
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Capture the file creation date

BoEstou creating a control panel in jsp to show the excell file updates of a particular network folder. Problem: I have several programs in SAS that are scheduled to update daily, and generate the files in the folder. But sometimes the progra...
asked by 24.01.2018 / 13:13
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File Upload PrimeFaces - Save image in project context

Good evening I'm with a javaEE project jsf2.2 and primefaces, in which I use the component of primefaces so that the user sends an image and it is saved in a folder inside the project, type: "resources / images", so that through a html page anot...
asked by 22.01.2018 / 00:17
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Questions about Slow Java WS and remove the warn

1) I have a question about the slowness of a REST web service that I'm putting together. In the client's communication until the response from the server takes a few seconds. What I have already filtered: -All processes that the function does ar...
asked by 19.01.2018 / 14:42
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Error executing project in TomCat

Hello everyone, I'm trying to run a JavaWeb project on TomCat, but when I run it it gives this error:    HTTP Status 404 - /Drogaria/faces/templates/modeloSistema.xhtml        type Status report       message /Drogaria/faces/templates/mo...
asked by 18.01.2018 / 17:07
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Error in project pom.xml file

Hello, I have a problem that I could not identify, in my project an error appears in the pom.xml file, I have already run the Maven update in the project, but the error persists, and my .jar repository is there but at the time of the build it ca...
asked by 11.01.2018 / 15:57
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JSON is not returning with accents

I have a question that I do not know what to do with it, but I have tried several ways to put the annotation of Spring Sun Procudes UFT-8 no solution worked. @Transactional(propagation=Propagation.REQUIRES_NEW) public ResponseEntity<Usuario...
asked by 18.01.2018 / 19:08
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View HTTP Request Time and Java Process in Eclipse

I would like to calculate and visualize the time and resources spent from when the server with JAVA receives a request, from the moment it receives so far in response.     
asked by 18.01.2018 / 19:41
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Mount a table of products as a window in java jsp

I'm having a hard time presenting a list of showcase-type products using Java and JSP . I can get the data, but I can not fill this table using <c:forEach> My table would have this structure: <table> <c:forEa...
asked by 05.12.2017 / 02:13
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Send selected value of the option by parameter

I'm developing a Java application where I get the data from the database and present it to a <select><option> but I do not know how to get the value selected and send per parameter.    JSP <c:choose> <c:w...
asked by 24.11.2017 / 02:37
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How to fix it in my code: Null Pointer Exception

My database has those responsible for "Supervisor" and "Manager" values. However, I make a search to get the Employees responsible and zero return. See my getResponsible method in my class " EmployeeDA.java ": public List<Empregado> getR...
asked by 01.12.2017 / 01:07