/*
* Returns a keystore entry alias and a list of target keystores.
* When the supplied alias prefix identifies a keystore then that single
* keystore is returned. When no alias prefix is supplied then all the
* keystores are returned.
*/
private AbstractMap.SimpleEntry<String, Collection<KeyStore>> getKeystoresForReading(
String alias) {
String[] splits = alias.split(this.entryNameSeparatorRegEx, 2);
if (splits.length == 2) { // prefixed alias
KeyStore keystore = keystores.get(splits[0]);
if (keystore != null) {
return new AbstractMap.SimpleEntry<>(
splits[1], (Collection<KeyStore>) Collections.singleton(keystore));
}
} else if (splits.length == 1) { // unprefixed alias
// Check all keystores for the first occurrence of the alias
return new AbstractMap.SimpleEntry<>(alias, keystores.values());
}
return new AbstractMap.SimpleEntry<>(
"", (Collection<KeyStore>) Collections.<KeyStore>emptyList());
}
public static List<Variant> getPossibleVariants(
Product product, Variant variant, String selectedAttribute) {
List<Variant> matchingVariantList = new ArrayList<Variant>();
List<Attribute> desiredAttributes = new ArrayList<Attribute>();
for (Attribute attribute : variant.getAttributes()) {
if (!selectedAttribute.equals(attribute.getName())
&& hasMoreAttributeValues(product, attribute.getName())) {
desiredAttributes.add(attribute);
}
}
VariantList variantList = product.getVariants().byAttributes(desiredAttributes);
for (Attribute attr : product.getVariants().getAvailableAttributes(selectedAttribute)) {
if (variantList.byAttributes(attr).size() < 1) {
matchingVariantList.add((product.getVariants().byAttributes(attr).first()).orNull());
} else {
matchingVariantList.add((variantList.byAttributes(attr).first()).orNull());
}
}
matchingVariantList.removeAll(Collections.singleton(null));
return matchingVariantList;
}