public DeleteItemRequest withKey(java.util.Map.Entry<String, AttributeValue> hashKey, java.util.Map.Entry<String, AttributeValue> rangeKey)
            throws IllegalArgumentException {
        setKey(hashKey, rangeKey);
        return this;
    }
Set the hash and range key attributes of the item.
<p>
For a hash-only table, you only need to provide the hash attribute. For a hash-and-range table, you must provide
both.
<p>
Returns a reference to this object so that method calls can be chained together.

@param hashKey
       a map entry including the name and value of the primary hash key.
@param rangeKey
       a map entry including the name and value of the primary range key, or null if it is a hash-only table.
aws-java-sdk-dynamodb/src/main/java/com/amazonaws/services/dynamodbv2/model/DeleteItemRequest.java