/guava/guava/src/com/google/common/collect/StandardTable.java
&& Collections2.safeContains( backingMap.entrySet( ) ) ;
&& Collections2.safeContains ( backingMap.entrySet ( ) , entry ) ;
@Override public boolean contains(@CheckForNull Object obj) { if (obj instanceof Entry) { Entry<?, ?> entry = (Entry<?, ?>) obj; return entry.getKey() != null && entry.getValue() instanceof Map <extra_id_0> } return false; } @Override public boolean remove(@CheckForNull Object obj) { if (obj instanceof Entry) {