Questions tagged as 'servlets'

Tagged questions
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Doubt with servlets of java and sql [closed]

In this small servlet I am entering the values in hard and I would like the hard values to have parameters so that the information can be stored since it would be on the client's side where this information is entered. protected void doGet(Htt...
asked by 16.08.2017 / 00:27
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Fill modal with data through ajax and web services

I have a project where I must fill a modal window from the database using Ajax, I will explain the project, I have the web services rest in C # and I am consuming it from Java 2EE with servlet and a class called Web Services, but at the momen...
asked by 22.05.2017 / 05:16
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Show image BLOB type of MySQL in a JSP?

I have this code but it does not show me anything, as I can do to show the images I have in my database on a jsp page. mostrar.jsp: <%@ page import="java.sql.*" %> <%@ page import='java.io.InputStream' %> <%@ page im...
asked by 08.12.2016 / 04:47
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as I filled out a drop-down list in jsp with a mysql servlet query

I need to create a drop-down list in jsp with a query made in mysql I am working with mvc attached the servlet where I have the data of the query but I could not send the data to the drop-down list and also attached the jsp page. Can you tell...
asked by 01.03.2017 / 22:33
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Error in Boostrap modal with JSP and Servlets

I am developing an application with JSP, Servlets and Bootstrap, but I have a problem when showing a modal the problem is that I print in a table data brought from the database and there I have the options to delete and edit, when it is to be ed...
asked by 12.10.2016 / 17:54
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Get name of a file

I'm doing a web app with jsp, I try to make a form that includes a photo in this way <form name="AddCat" action="../Insertar" method="post" enctype="multipart/form-data"> This form is sent to a servlet that supports multipart @WebSe...
asked by 10.06.2016 / 17:32
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problem changing the css class of an element before triggering a form

I have the application mounted and wanted to make a small effect with css for the customer table, by adding the class rot180 that flips the arrow (selected) to sort the results in the head of the table. Well, in the onclick of the arrow on the a...
asked by 28.12.2018 / 18:46
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Problem in redirect.jsp changing the url-pattern

Recently I needed to change the url-patterns to be able to pick up the / name attribute of the pages, so I modified this value and put it in / * but it stops working the redirect.jsp  Web.xml: <servlet-mapping> <servlet-name>d...
asked by 24.12.2018 / 00:56
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Exclude a URL from a JavaEE filter

Ask about Java EE . I understand that when you create a filter and you want it to intercept all the URL , you put the @WebFilter ("/ ") annotation ) * , but here's the question, is there any simple way to make it intercept all URL ex...
asked by 20.12.2018 / 20:45
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Display Pdf from client side Servlets

someone could help me see my error, I am trying to see or save a pdf on the client side, I am new to servlets, I would appreciate any support, thank you This is my code so far @POST @Path("reporteComisiones") @Consumes(MediaType.APPLICATION_JS...
asked by 05.12.2018 / 21:43