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package javax.servlet.annotation;

import java.lang.annotation.Documented;
import java.lang.annotation.ElementType;
import java.lang.annotation.Retention;
import java.lang.annotation.RetentionPolicy;
import java.lang.annotation.Target;

This annotation is used to declare a WebListener. Any class annotated with WebListener must implement one or more of the ServletContextListener, ServletContextAttributeListener, ServletRequestListener, ServletRequestAttributeListener, HttpSessionListener, or HttpSessionAttributeListener, or HttpSessionIdListener interfaces.
Since:Servlet 3.0
/** * This annotation is used to declare a WebListener. * * Any class annotated with WebListener must implement one or more of * the {@link javax.servlet.ServletContextListener}, * {@link javax.servlet.ServletContextAttributeListener}, * {@link javax.servlet.ServletRequestListener}, * {@link javax.servlet.ServletRequestAttributeListener}, * {@link javax.servlet.http.HttpSessionListener}, or * {@link javax.servlet.http.HttpSessionAttributeListener}, or * {@link javax.servlet.http.HttpSessionIdListener} interfaces. * * @since Servlet 3.0 */
@Target({ElementType.TYPE}) @Retention(RetentionPolicy.RUNTIME) @Documented public @interface WebListener {
Description of the listener
Returns:description of the listener
/** * Description of the listener * * @return description of the listener */
String value() default ""; }