Questions tagged as 'java'

Tagged questions
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How can I do this in a smarter way without conflict?

In this way, you are returning some errors and it looks like you may experience conflicts in cases of 2-character operators. Example: "++" being replaced by "# ++ #" while on the next call of replaceAll() it will replace the operands f...
asked by 12.04.2018 / 07:51
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Listener refused the connection with the following error: ORA-1251 JAVA ORACLE

Hello, I'm having an error when I try to connect to an Oracle database. Someone could help.    code private static Connection ObterConexao() { Connection conexao = null; try { Class.forName("oracle.jdbc.driver.OracleDriv...
asked by 12.04.2018 / 15:52
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Bug Spring boot - Liquibase

18-04-15 23: 10: 21,452 INFO 9464 --- [restartedMain] o.apache.catalina.core.StandardService: Stopping service [Tomcat] 2018-04-15 23: 10: 21,470 INFO 9464 --- [restartedMain] ConditionEvaluationReportLoggingListener: Error starting Applicati...
asked by 16.04.2018 / 04:11
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Problem with AccessDeniedException

I'm trying to browse through all the files in the C: \ directory of my computer. Before I was using the IO library, but it was giving some problems and now I'm using NIO, With NIO is working fine, I'm browsing all the files in the directory and...
asked by 15.04.2018 / 19:46
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Adding Waze paths with Waze api in Java

Talk the guys. I need to implement a navigation routine with waze, where I have the point of origin the point of stop and a third point that is the final destination, does anyone have any idea how to carry out the procedure so that it works this...
asked by 12.04.2018 / 19:56
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Skip Image for JRDesignImage

I have a bar code image being generated by barbecue , this image is stored in an instance of Graphics2D . I wanted to know how to put this image in an instance of JRDesignImage so it can be compiled and printed. Code...
asked by 12.04.2018 / 21:29
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Eclipse Oxygen Update 3 (4.7.3) + JDK 10

Is anyone already using jdk10? I'm facing an absurd memory consumption problem. Any tips for understanding what's going on ?! Before I resolved to post in the forum the average was at 4gb! I did not do anything .. I just removed all the ja...
asked by 11.04.2018 / 21:10
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Problems with ApplicationListener in Spring Boot

I'm trying to implement an event that is monitored by a listener, but Spring does not call the Listener ... Event: import org.springframework.context.ApplicationEvent; public class CustomSpringEvent extends ApplicationEvent { private stat...
asked by 18.04.2018 / 20:57
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subclass does not incorporate super class method

This is the first time I've had this error. I have the% class Loja that extends into several subclasses. problem is that subclasses do not "request" the super method Shop: public abstract class Loja { /** * Corresponde ao valor da area...
asked by 19.04.2018 / 22:52
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How to execute procedure call from bank with parameter with JPA

How do I execute a Stored Procedure call from the database I have the following stored procedure in the database, and I want to execute your call by passing the projId parameter, using JPA to get the total cost of the Project Ba...
asked by 19.04.2018 / 23:55