I want to write Binding result without JSP file and I wrote like this. But I get same result every time Answer Looks like you missed javax.validation.Valid annotation for your request body : Once you have annotated your method with Valid annotation, your request body will get validated in controller layer & any validation related errors can be seen in
Tag: error-handling
Throwing custom errors as Json when a parameter is invalid
I am working on an API and need to throw and exception that looks like this if the sort by parameter is not one of my predetermined values, i have a few parameters to do this for here is what my controller looks like ive remove the url but it works for sorting the incoming data but i need to
Exception in thread main Java
This is my program to print natural numbers from 1 to N^2 in a clockwise spiral. I’m getting the following error This is my program The code works fine for N=2 but starts giving this error for N=3,4 etc. If N=3, the greatest value of arr[i][c2] will be arr[2][2] which falls in the range of a 3×3 matrix. Could someone
Does an unhandled runtime exception crash the whole server?
Will an unhandled runtime exception stop the whole server (i.e. Spring Boot application) or just the specific HTTP request ? It is true that an unhandled runtime exception will instantly shut down normal Java application, right ? Answer Will an unhandled runtime exception stop the whole server (i.e. Spring Boot application) or just the specific HTTP request ? There is
Can you catch a “package x does not exist” error in Java?
I’m using this code to set the macOS dock icon of my JavaFX app: I can’t run the app on Windows because it throws the error “java: package com.apple.eawt does not exist” How can I catch a “package x does not exist” error or check if it exists at runtime? Answer You can’t – it’s a compiler error, you can’t
Spring ControllerAdvice does not return response body?
I have the following ControllerAdvice, that handles JsonParseException (I use Spring and Jackson) Fore some reason, It doesn’t work when I send a bad json request to the server, only returns 400. When I change the HttpStatus, it still returns 400 so it seems like the advice doesn’t really run. Answer ResponseEntityExceptionHandler already implements a lot of different ExceptionHandlers. HttpMessageNotReadableException
How to handler errors/exceptions while using Spring Kafka framework?
I am not able to find how to do custom error handling in for a spring kafka consumer. My requirement is: For any deserialization errors, just write the error and message to database. For any errors in execution under @KafkaListener method, retry 3 times and then write the error and message to database. From the spring docs, I found that,
Throwing own exceptions
I have this class Account Now I also have this exception that I wrote Now I need to throw this exception in the class account,when the searched account number does not exist.Now my question is in which method(or function I think that is the same,please correct me if I’m wrong) do I throw this exception.And after what check.How would I
Android Studio mailto Intent doesn’t show subject and mail body
I’m trying to send an e-mail from my Android App. With the click on a button, gmail should open and show a new email with my previously defined recipient, subject and email body. So far I’ve tried sending the Intent.ACTION_VIEW as well as Intent.ACTION_SENDTO. Both show my draft with the recipient only. Both subject and message are being opressed. Weird
HTTP Status 500 – Error instantiating servlet class org.springframeworks.web.servlet.DispatcherServlet
Logs: SEVERE: Allocate exception for servlet dispatcher java.lang.ClassNotFoundException: org.springframeworks.web.servlet.DispatcherServlet at org.apache.catalina.loader.WebappClassLoaderBase.loadClass(WebappClassLoaderBase.java:1333) at org.apache.catalina.loader.WebappClassLoaderBase.loadClass(WebappClassLoaderBase.java:1167) at org.apache.catalina.core.DefaultInstanceManager.loadClass(DefaultInstanceManager.java:518) at org.apache.catalina.core.DefaultInstanceManager.loadClassMaybePrivileged(DefaultInstanceManager.java:499) at org.apache.catalina.core.DefaultInstanceManager.newInstance(DefaultInstanceManager.java:118) at org.apache.catalina.core.StandardWrapper.loadServlet(StandardWrapper.java:1091) at org.apache.catalina.core.StandardWrapper.allocate(StandardWrapper.java:817) at org.apache.catalina.core.StandardWrapperValve.invoke(StandardWrapperValve.java:135) at org.apache.catalina.core.StandardContextValve.invoke(StandardContextValve.java:94) at org.apache.catalina.authenticator.AuthenticatorBase.invoke(AuthenticatorBase.java:504) at org.apache.catalina.core.StandardHostValve.invoke(StandardHostValve.java:141) at org.apache.catalina.valves.ErrorReportValve.invoke(ErrorReportValve.java:79) at org.apache.catalina.valves.AbstractAccessLogValve.invoke(AbstractAccessLogValve.java:620) at org.apache.catalina.core.StandardEngineValve.invoke(StandardEngineValve.java:88) at org.apache.catalina.connector.CoyoteAdapter.service(CoyoteAdapter.java:509) at org.apache.coyote.http11.AbstractHttp11Processor.process(AbstractHttp11Processor.java:1104) at org.apache.coyote.AbstractProtocol$AbstractConnectionHandler.process(AbstractProtocol.java:684) at org.apache.tomcat.util.net.NioEndpoint$SocketProcessor.doRun(NioEndpoint.java:1524) at org.apache.tomcat.util.net.NioEndpoint$SocketProcessor.run(NioEndpoint.java:1480) at java.util.concurrent.ThreadPoolExecutor.runWorker(Unknown Source) at java.util.concurrent.ThreadPoolExecutor$Worker.run(Unknown Source) at org.apache.tomcat.util.threads.TaskThread$WrappingRunnable.run(TaskThread.java:61) at java.lang.Thread.run(Unknown Source) Dispatcher-Servlet.xml Web.xml: