To post JSON data with Curl, use the -X POST option and pass the JSON data using the -d command line parameter, with the Content-Type set to -H “Content-Type: application/json”.…

The spring boot @Async annotation enables the class method to run asynchronous. The handling of the exception in the @Async annotation method is therefore complex. Spring boot supports the default…

The spring boot @Async annotation is used to execute a method asynchronously. This means that the @Async annotation helps to invoke a method and forget about it. The call method…

Spring boot RuntimeException java.lang.RuntimeException: Driver claims to not accept jdbcUrl happens when an inappropriate data source url is configured to connect to a database. The database driver can accept the…

In the spring boot application, if the hibernate log is enabled using the JPA spring boot configuration, the sql query will be printed. The value of the parameters is not logged in the hibernate log files. The default JPA spring boot configuration will enable sql queries to be logged as they are. Configuration will not enable the values of the parameter to log.If the sql query log is enabled using the hibernate logger directly, the hibernate class will log the query and query parameter values. The spring boot JPA will allow to…

In Spring boot, hibernate logs should be enabled to debug the database connection and SQL query execution. By default hibernates logs are disabled in spring boot application. The hibernate logs…

The Circular view path error in spring boot occurs when the request mapping url and the model view url are the same in a rest controller method and no ViewResolver…

@Value spring boot annotation is used to inject values from the properties file into the java variables that have been configured. The @Value annotation in spring boot is used to…

In this post, we will see how to create two login form in a login page using spring boot security in java. The spring boot security module is used to…

OAuth 2 is a widely-used open standard authorization protocol that enables applications to secure access to user data. This blog post provides an overview of OAuth 2 and its basic…

Single sign-on (SSO) is a feature that allows users to log in to multiple applications with a single set of credentials, eliminating the need to remember multiple usernames and passwords.…

In Spring Boot Security, we will discuss how to create multiple login pages using spring boot security with database authentication and authorization for different users role such as admin, user…

The spring boot security login example with database authentication and authorization is explained with database credentials and UserDetailsService. The spring boot security authentication and authorization example with database credentials is…

In the spring boot, @Autowired injects object arrays and java collections. Java collections such as list, set, map, array are injected using the @Autowired annotation. Collections commonly used, such as…

In the spring boot, @Autowired annotation is used for dependency injection.In spring boot application, all loaded beans are eligible for auto wiring to another bean. The annotation @Autowired in spring…