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synchronize CachedValueChecker

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peter
2015-11-13 13:20:14 +01:00
parent c10d2c6c14
commit 558e227134
1 changed files with 5 additions and 5 deletions
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platform/core-impl/src/com/intellij/util/CachedValueChecker.java
+5 -5
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@@ -57,11 +57,11 @@ class CachedValueChecker {
}
@Nullable
private static BackLink findReferencedPsi(@NotNull Object o,
@Nullable final UserDataHolder toIgnore,
final int depth,
@NotNull final Set<Object> visited,
@Nullable final BackLink backLink) {
private static synchronized BackLink findReferencedPsi(@NotNull Object o,
@Nullable final UserDataHolder toIgnore,
final int depth,
@NotNull final Set<Object> visited,
@Nullable final BackLink backLink) {
if (depth == 0 || o == toIgnore || !visited.add(o)) return null;
if (o instanceof Project || o instanceof Module || o instanceof Application) return null;
if (o instanceof PsiElement) {