Spring4 hibernate4 using Java Configuration
This is example of Spring4 + Hibernate4 + MYSql. In this example we try to explain how to communicate with database using spring. Controller Controller will accept request from client…
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Spring MVC @GetMapping & @PostMapping Annotations Example
1. Overview This example of @PostRequest and @GetRequest in Spring 4.3 new feature. Spring Framework 4.3 introduces the following method-level composed variants of the @RequestMapping annotation that help to simplify…
No converter found for return value of type: class java.util.ArrayList
This is solution of Jackson maven dependency in spring-mvc 4.3.X Trance: HTTP Status 500 – Handler dispatch failed; nested exception is java.lang.NoSuchMethodError: com.fasterxml.jackson.databind.ObjectWriter.forType(Lcom/fasterxml/jackson/databind/JavaType;)Lcom/fasterxml/jackson/databind/ObjectWriter; type Exception report message Handler dispatch failed;…
Spring 4 and fasterxml Jackson are incompatible
Spring 4 and Jackson dependency related issue. Trace: HTTP Status 500 – Handler dispatch failed; nested exception is java.lang.NoSuchMethodError: com.fasterxml.jackson.databind.ObjectWriter.forType(Lcom/fasterxml/jackson/databind/JavaType;)Lcom/fasterxml/jackson/databind/ObjectWriter; type Exception report message Handler dispatch failed; nested exception is…
Error assembling WAR: webxml attribute is required
In Java Web application require web.xml file but develop web application using servlet 3.0 java based configuration is possible. Java file can take place of web.xml file. But during build…
Spring-MVC @RequestHeaders Example
In this article we will try to understand how we can access header information inside controller using spring framework. Spring provide way using that we can access single header information…
How to change theme in IntellijIDEA
How to Change Theme in intellijIDEA Go To Settings Appearance & Behavior -> Appearance Select Theme: Alloy, Darcula, IntelliJ, Windows
Spring4 MVC JSON Example
This example of Spring4 MVC + Maven + XML based configuration. So many time we required return response in JSON format, Spring provide easy way to convert your response in…
Intellij : Java HotSpot(TM) 64-Bit Server VM warning: ignoring option MaxPermSize=512M; support was removed in 8.0
Trace : Java HotSpot(TM) 64-Bit Server VM warning: ignoring option MaxPermSize=512M; support was removed in 8.0 Solution 1: Open intellij install location->bin Edit idea.exe.vmoptions file Remove -XX:MaxPermSize=250m or -XX:MaxPermSize=[X]m Save…
Intellij : Fatal error compiling: invalid target release: X
Problem while project is pointing to old JVM. Trace: [INFO] BUILD FAILURE [INFO] ———————————————————————— [INFO] Total time: 1.238 s [INFO] Finished at: 2017-01-26T08:56:44+05:30 [INFO] Final Memory: 8M/183M [INFO] ———————————————————————— [ERROR]…