Top "Annotations" questions

In programming, annotations are used to add information to a code element which cannot be expressed by the type system.

What do Java annotation ElementType constants mean?

java.lang.annotation.ElementType: A program element type. The constants of this enumerated type provide a simple classification of the …

java annotations
Hibernate @NotEmpty annotation equivalent in Javax.package or alternative

Is there a way to implement @NotEmpty hibernate validation without writing custom validation? javax.validation package does not contain this …

java validation annotations bean-validation notnull
Use Enum type as a value parameter for @RolesAllowed-Annotation

I'm developing a Java enterprise application, currently doing Java EE security stuff to restrict access for particular functions to specific …

java jakarta-ee enums annotations java-ee-6
How to set up init-method for a bean when spring is configured by annotation driven?

I use spring roo to build project and it's annotation driven, and there is no bean definition in XML file. …

spring configuration annotations initialization spring-roo
How does lombok work?

I met lombok today. I'm very anxious to know how it works. A Java Geek Article gives some clues but …

java annotations lombok
Best practice for configuring Spring LdapTemplate via annotations instead of XML?

For a Spring Boot application, I successfully configured a Spring LdapTemplate using annotations, including the LdapContextSource dependency with @Values from …

java spring-boot annotations spring-ldap
How to use @FindBy annotation in Selenium WebDriver

I want to know what wrong with my code, because when I try to test my code, I didn´t …

java selenium-webdriver annotations testng findby
IntelliJ IDEA highlights @Entity class names with "Cannot resolve symbol" in JPQL

IntelliJ IDEA highlights persistent @Entity class names with "Cannot resolve symbol" in red in JPQL which is distracting and buries …

jpa intellij-idea annotations jpql
a different object with the same identifier value was already associated with the session error on save

Possible Duplicate: Spring + Hibernate : a different object with the same identifier value was already associated with the session I've been …

hibernate spring annotations hibernate-annotations
Using different font styles in annotate (ggplot2)

I'm using the code below to generate a simple chart with some annotations: require(ggplot2); data(mtcars) ggplot(mtcars, aes(…

r text charts ggplot2 annotations