play.inject.Injector Maven / Gradle / Ivy
package play.inject;
import java.lang.reflect.Field;
import java.lang.reflect.Modifier;
import java.util.List;
import javax.inject.Inject;
import play.Play;
import play.classloading.enhancers.ControllersEnhancer.ControllerSupport;
import play.jobs.Job;
import play.mvc.Mailer;
public class Injector {
/**
* For now, inject beans in controllers
*/
public static void inject(BeanSource source) {
List classes = Play.classloader.getAssignableClasses(ControllerSupport.class);
classes.addAll(Play.classloader.getAssignableClasses(Mailer.class));
classes.addAll(Play.classloader.getAssignableClasses(Job.class));
for(Class clazz : classes) {
for(Field field : clazz.getDeclaredFields()) {
if(Modifier.isStatic(field.getModifiers()) && field.isAnnotationPresent(Inject.class)) {
Class type = field.getType();
field.setAccessible(true);
try {
field.set(null, source.getBeanOfType(type));
} catch(RuntimeException e) {
throw e;
} catch(Exception e) {
throw new RuntimeException(e);
}
}
}
}
}
}