Questions tagged as 'java'

Tagged questions
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Tomcat does not process my xhtml

I'm doing a project with sprig-boot, jsf, tomcat and maven, when I run the app with the command mvn-spring-boot:run works perfectly with my embedded tomcat, but when I go to my tomcat on the server, I charge my war and it I give in deploy...
asked by 30.08.2018 / 22:06
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How to get the value of some combos in my Controller?

I have three combos, which when loading the page combos 2 and 3 are disabled, until you select an option of combo 1 activates 2, and when choosing combo 2, activates 3. What I want is to recover the value of the option that has been chosen an...
asked by 31.08.2018 / 03:12
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how do I upload an image in java? I have the following code

If I insert the name of the image into the database but it does not save the image in the path I give it, I get the following error:    Exception: the request does not contain a multipart / form-data or   multipart / form-data stream, content...
asked by 12.08.2018 / 17:27
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Multiple markers at this line

I have several warnings with the following caption: **Multiple markers at this line - Map is a raw type. References to generic type Map<K,V> should be parameterized - Map is a raw type. References to generic type Map<K,V> should...
asked by 08.11.2018 / 14:12
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Failure in security filters with spring security

I am working on a project in Java and have a CAS, and SSO, for this I have to implement some filters in web.xml and a key ssl requirement for communication with an LDAP tree that I put in my apache2, when I run the apache tomcat, are those filte...
asked by 06.11.2018 / 21:49
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HttpsURLConnection requests do not work for me in Glassfish 5

I want to make an https request using the classes java.net.URL and javax.net.ssl.HttpsURLConnection to validate a form using the recaptcha service of Google. To start the test I have this code from a servlet to verify that the connection starts...
asked by 08.11.2018 / 11:37
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JasperReport - Problems While Walking list

I am generating a report through JasperReport, but I am having a particular problem with a list, which for certain data traces the values repeating the value of the last occurrence. SubDataSet the values that print me incorrectly in this case...
asked by 21.08.2018 / 17:03
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Problems installing Grails

I make an inquiry, I download the OpenJava 7 and Grails 2.5.1, I'm working on ubuntu. I went to the / etc / environment file and added the variables: JAVA_HOME="location of the java folder" GRAILS_HOME="location of the grails folder"...
asked by 22.08.2018 / 13:25
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Insert Record in Remote Base using Batch in mysql from JAVA

I'm inserting records into a remote mysql database and I do it using a java desktop batch. What I find strange is that, although I manage to insert, the time it takes me seems too much, approximately 2 minutes (500 records). The consultation is...
asked by 23.08.2018 / 00:13
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How can I combine 2 GET methods?

I have 2 methods get I use springboot and the first one brings all active people boolean active and the second one to the contacts that the person has, but I need you to bring me those contactos according to whether they are...
asked by 07.08.2018 / 14:09