i am trying to write my list to jtable in abstract model and then its return to me this error. In my opinion it could be cause by list format? name and amount are in wrong place. This is my full error message: Exception in thread “AWT-EventQueue-0” java.lang.ClassCastException: class com.google.gs…
How to resolve problem of inflateException when I include a layout?
I design a new form name (form_info.xml) to get some information from user then I tried to include the form to activity_main.xml but unfortunately app crashed and I got inflateExcdeption but I don’t know how to handle it. Also when I add my new form by means of setContentView (R.layout.form_info) I got …
In a Maven repository entry in the POM, are snapshots enabled by default?
A Maven POM may define a “repository”. For example, What if I don’t declare <snapshots> or <releases>? What are the defaults? They seem optional… According to How does a Maven repository work? <releases> is enabled by default on all repositories. I assume <snapshot…
How can i delete firebase child node with the same name?Get the key to be delited from one node and delete those node with same key from the other
I want to delete all the child nodes form different nodes with the same names. I used the following code to get the keys of the child nodes to be deleted and pass it to the other node but it is deleting them from both nodes(completedSurveys and surveyList). Attached below is the firebase realtime database str…
How to gracefully shutdown spring-kafka consumer application
i have implemented spring-kafka consumer application. i wants consumer application graceful shutdown. the current consumer application is terminated with the Linux command kill -9 pid i am using @KafkaListener annotation now. if i quit the Spring boot app, i want to reliably close the consumer, what should i …
How to convert binary payload (file) to byte[] in java?
I receive json data that contains binary data like that ,and I would like to convert that data to byte[] in java but I don’t know how ?. Answer Based on the observation that the “binary” string consists of ASCII letters, digits and “+” and “/”, I am fairly confident t…
How to use blocking queue in Spring Boot?
I am trying to use BlockingQueue inside Spring Boot. My design was like this: user submit request via a controller and controller in turn puts some objects onto a blocking queue. After that the consumer should be able to take the objects and process further. I have used Asnyc, ThreadPool and EventListener. Ho…
WebFlux – how to check if Mono<ResponseEntity<Flux>> is empty to return 404
My code: When I pass not existing email, my code returns response 200 with empty array: [] In this case I’d like to return 404 error – why the last line is not executed? A method getUserTreeGroups: And method findUserTreeGroup: I want to return to the frontend a list of TreeItem. And to be honest …
package org.springframework.cloud.netflix.zuul does not exist
I am moving some test code from an older jHipster project to a new one. The old project uses the org.springframework.cloud.netflix.zuul library, specifically org.springframework.cloud:spring-cloud-netflix-core:1.3.0.RELEASE . I put the below in my new project’s pom.xml: However, it seems to be pulling i…
Catching RAISE_APPLICATION_ERROR with springframework SimpleJdbcCall
I have a PL/SQL procedure where I call if something goes bad. This seems to work, because the procedure quits and throws the error when it should. I call this procedure using But when I catch the exception, it is of type DataAccessException. The cause is ORA-01403: no data found There doesn’t seem to be…