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/*
@VaadinApache2LicenseForJavaFiles@
*/
package com.vaadin.annotations;
import java.lang.annotation.ElementType;
import java.lang.annotation.Retention;
import java.lang.annotation.RetentionPolicy;
import java.lang.annotation.Target;
import com.vaadin.terminal.gwt.server.ClientConnector;
/**
* If this annotation is present on a {@link ClientConnector} class, the
* framework ensures the referenced JavaScript files are loaded before the init
* method for the corresponding client-side connector is invoked.
* <p>
* Absolute URLs including protocol and host are used as is on the client-side.
* Relative urls are mapped to APP/CONNECTOR/[url] which are by default served
* from the classpath relative to the class where the annotation is defined.
* <p>
* Example: {@code @JavaScript( "http://host.com/file1.js", "file2.js"})} on the
* class com.example.MyConnector would load the file http://host.com/file1.js as
* is and file2.js from /com/example/file2.js on the server's classpath using
* the ClassLoader that was used to load com.example.MyConnector.
*
* @author Vaadin Ltd
* @version @VERSION@
* @since 7.0.0
*/
@Retention(RetentionPolicy.RUNTIME)
@Target(ElementType.TYPE)
public @interface JavaScript {
/**
* JavaScript files to load before initializing the client-side connector.
*
* @return an array of JavaScript file urls
*/
public String[] value();
}
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