JpaEntityResourceMetadataExtractor.java 文件源码

/**
 * Get the property metadata
 * for the supplied property
 * @param property
 * @param builder
 */
@SuppressWarnings("unchecked")
private void extractPropertyMetadata(PropertyDescriptor property, ResourceMetadataBuilder builder) {
    // Get the field for the property
    Method accessor = property.getReadMethod();

    // Get the property name
    String name = property.getName();

    // Is it an identity field?
    if (AnnotationHelper.fieldOrPropertyAnnotated(property, Id.class)) {
        builder.identityProperty(name, accessor);
    }

    // Is it a relation field (and therefore embedded)?
    else if (AnnotationHelper.fieldOrPropertyAnnotated(property, ManyToOne.class, OneToOne.class, OneToMany.class, ManyToMany.class)) {
        builder.embeddedResource(name, accessor);
    }

    // None of the above, must be @Basic or unadorned.
    else {
        builder.simpleProperty(name, accessor);
    }
}