@SuppressWarnings("unchecked")
private void putEntityListeners(AnnotationInfo ai, EntityListeners entityListeners) {
Class[] entityListenerClasses = entityListeners.value();
if (entityListenerClasses == null) return;
Map<Class, List<ClassMethodEntry>> listeners = ai.getEntityListeners();
List<Class<? extends Annotation>> annotations =
Arrays.asList(
PrePersist.class,
PreUpdate.class,
PreRemove.class,
PostLoad.class,
PostPersist.class,
PostUpdate.class,
PostRemove.class);
// TODO: More than one listener per event cannot be handled like this...
for (Class clazz : entityListenerClasses) {
// System.out.println("class=" + clazz);
for (Method method : clazz.getMethods()) {
// System.out.println("method=" + method.getName());
for (Class<? extends Annotation> annotationClass : annotations) {
Annotation annotation = method.getAnnotation(annotationClass);
addListener(listeners, clazz, method, annotation, annotationClass);
}
}
}
}
private void putTableDeclaration(AnnotationInfo ai, Class<?> c) {
Table table = c.getAnnotation(Table.class);
if (table != null) {
if (table.name() == null)
throw new PersistenceException("You must specify a name= for @Table on " + c.getName());
ai.setDomainName(table.name());
}
}
private void parseProperty(AnnotationInfo ai, Class c, Field field) {
// TODO add support for OneToOne
if (!field.isAnnotationPresent(Transient.class)
&& (field.isAnnotationPresent(ManyToMany.class)
|| field.isAnnotationPresent(OneToMany.class)
|| field.isAnnotationPresent(ManyToOne.class)
|| field.isAnnotationPresent(Id.class))) {
ai.addField(field);
}
}
/**
* Gets all the annotation info for a particular class and puts it in our annotation info cache.
*
* @param c
* @return
*/
public AnnotationInfo putAnnotationInfo(Class c) {
{
Entity entity = (Entity) c.getAnnotation(Entity.class);
if (entity == null) {
throw new PersistenceException("Class not marked as an @Entity: " + c.getName());
}
}
AnnotationInfo ai = new AnnotationInfo();
ai.setClassAnnotations(c.getAnnotations());
ai.setMainClass(c);
Class superClass = c;
Class rootClass = null;
while ((superClass = superClass.getSuperclass()) != null) {
MappedSuperclass mappedSuperclass =
(MappedSuperclass) superClass.getAnnotation(MappedSuperclass.class);
Entity entity = (Entity) superClass.getAnnotation(Entity.class);
Inheritance inheritance = (Inheritance) superClass.getAnnotation(Inheritance.class);
if (mappedSuperclass != null || entity != null) {
putProperties(ai, superClass);
putMethods(ai, superClass);
if (entity != null) {
rootClass = superClass;
}
putEntityListeners(ai, superClass);
}
}
if (rootClass != null) {
ai.setRootClass(rootClass);
DiscriminatorValue dv = (DiscriminatorValue) c.getAnnotation(DiscriminatorValue.class);
String discriminatorValue;
if (dv != null) {
discriminatorValue = dv.value();
if (discriminatorValue == null) {
throw new PersistenceException(
"You must specify a value= for @DiscriminatorValue on " + c.getName());
}
} else {
discriminatorValue = c.getSimpleName();
}
ai.setDiscriminatorValue(discriminatorValue);
discriminatorMap.put(discriminatorValue, ai);
} else {
ai.setRootClass(c);
}
putTableDeclaration(ai, c);
putProperties(ai, c);
putMethods(ai, c);
if (ai.getIdMethod() == null) {
throw new PersistenceException("No ID method specified for: " + c.getName());
}
putEntityListeners(ai, c);
getAnnotationMap().put(c.getName(), ai);
return ai;
}
private void putMethods(AnnotationInfo ai, Class c) {
Method[] methods = c.getDeclaredMethods();
for (Method method : methods) {
// logger.fine("method=" + method.getName());
String methodName = method.getName();
if (!methodName.startsWith("get")) continue;
// System.out.println("method=" + methodName);
if (config.isGroovyBeans()
&& (methodName.equals("getProperty") || methodName.equals("getMetaClass"))) continue;
Transient transientM = method.getAnnotation(Transient.class);
if (transientM != null) continue; // we don't save this one
ai.addGetter(method);
}
}