@Deprecated
    public boolean isContainsKey() {
      return (this == CONTAINS_KEY);
    }
Check if this is a region <code>containsKey</code> operation.

@return true if this is a region <code>containsKey</code> operation.
@deprecated Use {@code getOperationCode() == CONTAINS_KEY} instead
geode-core/src/main/java/org/apache/geode/cache/operations/OperationContext.java