org.trails.descriptor.annotation
Class AbstractAnnotationHandler

java.lang.Object
  org.trails.descriptor.annotation.AbstractAnnotationHandler

Direct Known Subclasses:

BlobDescriptorAnnotationHandler, ClassDescriptorAnnotationHandler, PropertyDescriptorAnnotationHandler

public abstract class AbstractAnnotationHandler
extends java.lang.Object

Author:

Chris Nelson

Constructor Summary

AbstractAnnotationHandler()

Method Summary

protected boolean	isDefault(java.lang.annotation.Annotation propertyDescriptorAnno, java.lang.reflect.Method annotationMethod) This method will check if an annotation property has a default value by see if there is a field named DEFAULT_ + property name.
protected void	setPropertiesFromAnnotation(java.lang.annotation.Annotation annotation, java.lang.Object target) For each attribute of annotation, will search for a matching property on the target and set it with the value of the attribute unless the attribute is set to the "default" value

Methods inherited from class java.lang.Object

clone, equals, finalize, getClass, hashCode, notify, notifyAll, toString, wait, wait, wait

Constructor Detail

AbstractAnnotationHandler

public AbstractAnnotationHandler()

Method Detail

isDefault

protected boolean isDefault(java.lang.annotation.Annotation propertyDescriptorAnno,
                            java.lang.reflect.Method annotationMethod)

This method will check if an annotation property has a default value by see if there is a field named DEFAULT_ + property name. If it has a default value, we only set the property on the target object if the annotation property is NOT set to the default value.

Parameters:

propertyDescriptorAnno -

annotationMethod -

Returns:

setPropertiesFromAnnotation

protected void setPropertiesFromAnnotation(java.lang.annotation.Annotation annotation,
                                           java.lang.Object target)

For each attribute of annotation, will search for a matching property on the target and set it with the value of the attribute unless the attribute is set to the "default" value

Parameters:

annotation -

descriptor -