diff options
Diffstat (limited to 'guava/src/com/google/common/collect/AbstractBiMap.java')
| -rw-r--r-- | guava/src/com/google/common/collect/AbstractBiMap.java | 3 |
1 files changed, 2 insertions, 1 deletions
diff --git a/guava/src/com/google/common/collect/AbstractBiMap.java b/guava/src/com/google/common/collect/AbstractBiMap.java index 0563ea0e8..fab709a54 100644 --- a/guava/src/com/google/common/collect/AbstractBiMap.java +++ b/guava/src/com/google/common/collect/AbstractBiMap.java @@ -19,6 +19,7 @@ package com.google.common.collect; import static com.google.common.base.Preconditions.checkArgument; import static com.google.common.base.Preconditions.checkState; import static com.google.common.collect.NullnessCasts.uncheckedCastNullableTToT; +import static java.util.Objects.requireNonNull; import com.google.common.annotations.GwtCompatible; import com.google.common.annotations.GwtIncompatible; @@ -502,7 +503,7 @@ abstract class AbstractBiMap<K extends @Nullable Object, V extends @Nullable Obj @SuppressWarnings("unchecked") // reading data stored by writeObject private void readObject(ObjectInputStream stream) throws IOException, ClassNotFoundException { stream.defaultReadObject(); - setInverse((AbstractBiMap<V, K>) stream.readObject()); + setInverse((AbstractBiMap<V, K>) requireNonNull(stream.readObject())); } @GwtIncompatible // Not needed in the emulated source. |