Examples with ContentData org.candlepin.model.dto.ContentData used on opensource projects

Example 11 with ContentData

use of org.candlepin.model.dto.ContentData in project candlepin by candlepin.

the class ProductManager method isChangedBy.

/**
 * Determines whether or not this entity would be changed if the given DTO were applied to this
 * object.
 *
 * @param dto
 *  The product DTO to check for changes
 *
 * @throws IllegalArgumentException
 *  if dto is null
 *
 * @return
 *  true if this product would be changed by the given DTO; false otherwise
 */
public static boolean isChangedBy(Product entity, ProductData dto) {
    // Check simple properties first
    if (dto.getId() != null && !dto.getId().equals(entity.getId())) {
        return true;
    }
    if (dto.getName() != null && !dto.getName().equals(entity.getName())) {
        return true;
    }
    if (dto.getMultiplier() != null && !dto.getMultiplier().equals(entity.getMultiplier())) {
        return true;
    }
    if (dto.isLocked() != null && !dto.isLocked().equals(entity.isLocked())) {
        return true;
    }
    Collection<String> dependentProductIds = dto.getDependentProductIds();
    if (dependentProductIds != null && !Util.collectionsAreEqual(entity.getDependentProductIds(), dependentProductIds)) {
        return true;
    }
    // Impl note:
    // Depending on how strict we are regarding case-sensitivity and value-representation,
    // this may get us in to trouble. We may need to iterate through the attributes, performing
    // case-insensitive key/value comparison and similiarities (i.e. management_enabled: 1 is
    // functionally identical to Management_Enabled: true, but it will be detected as a change
    // in attributes.
    Map<String, String> attributes = dto.getAttributes();
    if (attributes != null && !attributes.equals(entity.getAttributes())) {
        return true;
    }
    Collection<ProductContentData> productContent = dto.getProductContent();
    if (productContent != null) {
        Comparator comparator = new Comparator() {

            public int compare(Object lhs, Object rhs) {
                ProductContent existing = (ProductContent) lhs;
                ProductContentData update = (ProductContentData) rhs;
                if (existing != null && update != null) {
                    Content content = existing.getContent();
                    ContentData cdto = update.getContent();
                    if (content != null && cdto != null) {
                        if (cdto.getUuid() != null ? cdto.getUuid().equals(content.getUuid()) : (cdto.getId() != null && cdto.getId().equals(content.getId()))) {
                            return (update.isEnabled() != null && !update.isEnabled().equals(existing.isEnabled())) || ContentManager.isChangedBy(content, cdto) ? 1 : 0;
                        }
                    }
                }
                return 1;
            }
        };
        if (!Util.collectionsAreEqual((Collection) entity.getProductContent(), (Collection) productContent, comparator)) {
            return true;
        }
    }
    return false;
}