public DescribeDBParameterGroupsRequest withDBParameterGroupName(String dBParameterGroupName) {
        setDBParameterGroupName(dBParameterGroupName);
        return this;
    }
<p>
The name of a specific DB parameter group to return details for.
</p>
<p>
Constraints:
</p>
<ul>
<li>
<p>
If supplied, must match the name of an existing DBClusterParameterGroup.
</p>
</li>
</ul>

@param dBParameterGroupName
       The name of a specific DB parameter group to return details for.</p>
       <p>
       Constraints:
       </p>
       <ul>
       <li>
       <p>
       If supplied, must match the name of an existing DBClusterParameterGroup.
       </p>
       </li>
@return Returns a reference to this object so that method calls can be chained together.
aws-java-sdk-neptune/src/main/java/com/amazonaws/services/neptune/model/DescribeDBParameterGroupsRequest.java