public BatchGetPartitionResult withUnprocessedKeys(PartitionValueList... unprocessedKeys) {
        if (this.unprocessedKeys == null) {
            setUnprocessedKeys(new java.util.ArrayList<PartitionValueList>(unprocessedKeys.length));
        }
        for (PartitionValueList ele : unprocessedKeys) {
            this.unprocessedKeys.add(ele);
        }
        return this;
    }
<p>
A list of the partition values in the request for which partitions were not returned.
</p>
<p>
<b>NOTE:</b> This method appends the values to the existing list (if any). Use
{@link #setUnprocessedKeys(java.util.Collection)} or {@link #withUnprocessedKeys(java.util.Collection)} if you
want to override the existing values.
</p>

@param unprocessedKeys
       A list of the partition values in the request for which partitions were not returned.
@return Returns a reference to this object so that method calls can be chained together.
aws-java-sdk-glue/src/main/java/com/amazonaws/services/glue/model/BatchGetPartitionResult.java