package io.fd.honeycomb.translate.impl.read.registry;
+import com.google.common.base.Preconditions;
import com.google.common.collect.ImmutableMap;
import io.fd.honeycomb.translate.impl.read.GenericListReader;
import io.fd.honeycomb.translate.impl.read.GenericReader;
}
final ImmutableMap<Class<?>, Reader<?, ? extends Builder<?>>> childReadersMap = childReadersMapB.build();
- return childReadersMap.isEmpty()
- ? mappedReaders.get(instanceIdentifier)
- : CompositeReader.createForReader(mappedReaders.get(instanceIdentifier), childReadersMap);
+
+ if (childReadersMap.isEmpty()) {
+ return mappedReaders.get(instanceIdentifier);
+ } else {
+ final Reader<?, ?> reader = Preconditions.checkNotNull(mappedReaders.get(instanceIdentifier),
+ "Missing reader for %s", instanceIdentifier);
+ return CompositeReader.createForReader(reader, childReadersMap);
+ }
}
}