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Don't allow duplicates in premium/reserved lists

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-------------
Created by MOE: https://github.com/google/moe
MOE_MIGRATED_REVID=148458642
This commit is contained in:
mcilwain 2017-02-24 07:26:43 -08:00 • committed by Ben McIlwain
parent ea3a8dfa9d
commit dd400f30f5
6 changed files with 52 additions and 14 deletions
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21
java/google/registry/model/registry/label/BaseDomainLabelList.java
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@ -23,10 +23,11 @@ import com.google.common.annotations.VisibleForTesting;
import com.google.common.base.Optional;
import com.google.common.cache.CacheLoader.InvalidCacheLoadException;
import com.google.common.cache.LoadingCache;
import com.google.common.collect.HashMultiset;
import com.google.common.collect.ImmutableList;
import com.google.common.collect.ImmutableMap;
import com.google.common.collect.ImmutableSet;
import com.google.common.collect.Ordering;
import com.google.common.collect.Multiset;
import com.google.common.util.concurrent.UncheckedExecutionException;
import com.googlecode.objectify.Key;
import com.googlecode.objectify.annotation.Id;
@ -85,16 +86,26 @@ public abstract class BaseDomainLabelList<T extends Comparable<?>, R extends Dom
@VisibleForTesting
protected ImmutableMap<String, R> parse(Iterable<String> lines) {
Map<String, R> labelsToEntries = new HashMap<>();
Multiset<String> duplicateLabels = HashMultiset.create();
for (String line : lines) {
R entry = createFromLine(line);
if (entry == null) {
continue;
}
String label = entry.getLabel();
// Adds the label to the list of all labels if it (a) doesn't already exist, or (b) already
// exists, but the new value has higher priority (as determined by sort order).
labelsToEntries.put(
label, Ordering.natural().nullsFirst().max(labelsToEntries.get(label), entry));
// Check if the label was already processed for this list (which is an error), and if so,
// accumulate it so that a list of all duplicates can be thrown.
if (labelsToEntries.containsKey(label)) {
duplicateLabels.add(label, duplicateLabels.contains(label) ? 1 : 2);
} else {
labelsToEntries.put(label, entry);
}
}
if (!duplicateLabels.isEmpty()) {
throw new IllegalStateException(
String.format(
"List '%s' cannot contain duplicate labels. Dupes (with counts) were: %s",
name, duplicateLabels));
}
return ImmutableMap.copyOf(labelsToEntries);
}