@Override
    public ModifyDBProxyResult modifyDBProxy(ModifyDBProxyRequest request) {
        request = beforeClientExecution(request);
        return executeModifyDBProxy(request);
    }
<p>
Changes the settings for an existing DB proxy.
</p>

@param modifyDBProxyRequest
@return Result of the ModifyDBProxy operation returned by the service.
@throws DBProxyNotFoundException
        The specified proxy name doesn't correspond to a proxy owned by your Amazon Web Services account in the
        specified Amazon Web Services Region.
@throws DBProxyAlreadyExistsException
        The specified proxy name must be unique for all proxies owned by your Amazon Web Services account in the
        specified Amazon Web Services Region.
@throws InvalidDBProxyStateException
        The requested operation can't be performed while the proxy is in this state.
@sample AmazonRDS.ModifyDBProxy
@see <a href="http://docs.aws.amazon.com/goto/WebAPI/rds-2014-10-31/ModifyDBProxy" target="_top">AWS API
     Documentation</a>
aws-java-sdk-rds/src/main/java/com/amazonaws/services/rds/AmazonRDSClient.java