/**
* Search for a particular filter using a set of known indentification values in the Map of
* filters.
*
* @param filters The filters map that should be searched.
* @param filterIds The aliases for the target filter to be located.
* @return the filter if found in the mapping or null if not found.
*/
public static Map.Entry<Symbol, DescribedType> findFilter(
Map<Symbol, Object> filters, Object[] filterIds) {
if (filterIds == null || filterIds.length == 0) {
StringBuilder ids = new StringBuilder();
if (filterIds != null) {
for (Object filterId : filterIds) {
ids.append(filterId).append(" ");
}
}
throw new IllegalArgumentException("Invalid Filter Ids array passed: " + ids);
}
if (filters == null || filters.isEmpty()) {
return null;
}
for (Map.Entry<Symbol, Object> filter : filters.entrySet()) {
if (filter.getValue() instanceof DescribedType) {
DescribedType describedType = ((DescribedType) filter.getValue());
Object descriptor = describedType.getDescriptor();
for (Object filterId : filterIds) {
if (descriptor.equals(filterId)) {
return new AbstractMap.SimpleImmutableEntry<>(filter.getKey(), describedType);
}
}
}
}
return null;
}
public TypeEncoding<DescribedType> getEncoding(final DescribedType val) {
TypeEncoding underlyingEncoding =
_encoder.getType(val.getDescribed()).getEncoding(val.getDescribed());
TypeEncoding encoding = _encodings.get(underlyingEncoding);
if (encoding == null) {
encoding = new DynamicDescribedTypeEncoding(underlyingEncoding);
_encodings.put(underlyingEncoding, encoding);
}
return encoding;
}