spring-boot

Spring boot – Not a managed type

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I use Spring boot+JPA and having a problem while starting the service. Caused by: java.lang.IllegalArgumentException: Not an managed type: class com.nervytech.dialer.domain.PhoneSettings at org.hibernate.jpa.internal.metamodel.MetamodelImpl.managedType(MetamodelImpl.java:219) at org.springframework.data.jpa.repository.support.JpaMetamodelEntityInformation.<init>(JpaMetamodelEntityInformation.java:68) at org.springframework.data.jpa.repository.support.JpaEntityInformationSupport.getMetadata(JpaEntityInformationSupport.java:65) at org.springframework.data.jpa.repository.support.JpaRepositoryFactory.getEntityInformation(JpaRepositoryFactory.java:145) at org.springframework.data.jpa.repository.support.JpaRepositoryFactory.getTargetRepository(JpaRepositoryFactory.java:89) at org.springframework.data.jpa.repository.support.JpaRepositoryFactory.getTargetRepository(JpaRepositoryFactory.java:69) at org.springframework.data.repository.core.support.RepositoryFactorySupport.getRepository(RepositoryFactorySupport.java:177) at org.springframework.data.repository.core.support.RepositoryFactoryBeanSupport.initAndReturn(RepositoryFactoryBeanSupport.java:239) at org.springframework.data.repository.core.support.RepositoryFactoryBeanSupport.afterPropertiesSet(RepositoryFactoryBeanSupport.java:225) at org.springframework.data.jpa.repository.support.JpaRepositoryFactoryBean.afterPropertiesSet(JpaRepositoryFactoryBean.java:92) at org.springframework.beans.factory.support.AbstractAutowireCapableBeanFactory.invokeInitMethods(AbstractAutowireCapableBeanFactory.java:1625) at org.springframework.beans.factory.support.AbstractAutowireCapableBeanFactory.initializeBean(AbstractAutowireCapableBeanFactory.java:1562) Here is the Application.java file, @Configuration @ComponentScan @EnableAutoConfiguration(exclude = { … Read more

Spring Boot REST service exception handling

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I am trying to set up a large-scale REST services server. We’re using Spring Boot 1.2.1 Spring 4.1.5, and Java 8. Our controllers are implementing @RestController and the standard @RequestMapping annotations. My problem is that Spring Boot sets up a default redirect for controller exceptions to /error. From the docs: Spring Boot provides an /error … Read more

How do I tell Spring Boot which main class to use for the executable jar?

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Execution default of goal org.springframework.boot:spring-boot-maven-plugin:1.0.1.RELEASE:repackage failed: Unable to find a single main class from the following candidates My project has more than one class with a main method. How do I tell the Spring Boot Maven plugin which of the classes it should use as the main class? 10 Answers 10

Spring Boot yaml configuration for a list of strings

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I am trying to load an array of strings from application.yml file. This is the config: ignore: filenames: – .DS_Store – .hg This is the class: @Value(“${ignore.filenames}”) private List<String> igonoredFileNames = new ArrayList<>(); There are other configurations in the same class that loads just fine. There are no tabs in my YAML file. Still, I … Read more

Spring Boot – parent pom when you already have a parent pom

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Is there a specific recommended approach to the inclusion of the spring-boot parent pom into projects that already have a required parent POM? What do you recommend for projects that need to extend from an organizational parent (this is extremely common and even something many/most projects published to Maven central depending on the feeder repos … Read more

Why does my Spring Boot App always shutdown immediately after starting?

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This is my first Spring Boot code. Unfortunately, it always shuts down. I was expecting it to run continuously so that my web client can get some data from the browser. package hello; import org.springframework.boot.*; import org.springframework.boot.autoconfigure.*; import org.springframework.stereotype.*; import org.springframework.web.bind.annotation.*; @Controller @EnableAutoConfiguration public class SampleController { @RequestMapping(“https://stackoverflow.com/”) @ResponseBody String home() { return “Hello World!”; … Read more

Add context path to Spring Boot application

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I am trying to set a Spring Boot applications context root programmatically. The reason for the context root is we want the app to be accessed from localhost:port/{app_name} and have all the controller paths append to it. Here is the application configuration file for the web-app. @Configuration public class ApplicationConfiguration { Logger logger = LoggerFactory.getLogger(ApplicationConfiguration.class); … Read more