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[performance] for getValues() invokation with Iterable scope of single file do call processValueImpl with restrictToFile parameter set, thus bypassing possible costly projectIndexableFilter() invokation later

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Maxim.Mossienko
2015-11-05 00:36:07 +01:00
parent d156c63a74
commit 45446d263d
1 changed files with 15 additions and 1 deletions
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platform/lang-impl/src/com/intellij/util/indexing/FileBasedIndexImpl.java
+15 -1
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@@ -875,7 +875,21 @@ public class FileBasedIndexImpl extends FileBasedIndex {
@NotNull
public <K, V> List<V> getValues(@NotNull final ID<K, V> indexId, @NotNull K dataKey, @NotNull final GlobalSearchScope filter) {
final List<V> values = new SmartList<V>();
processValuesImpl(indexId, dataKey, true, null, new ValueProcessor<V>() {
VirtualFile restrictToFile = null;
if (filter instanceof Iterable) {
final Iterator<VirtualFile> virtualFileIterator = ((Iterable<VirtualFile>)filter).iterator();
if (virtualFileIterator.hasNext()) {
VirtualFile restrictToFileCandidate = virtualFileIterator.next();
if (!virtualFileIterator.hasNext()) {
restrictToFile = restrictToFileCandidate;
}
}
}
processValuesImpl(indexId, dataKey, true, restrictToFile, new ValueProcessor<V>() {
@Override
public boolean process(final VirtualFile file, final V value) {
values.add(value);