public String getDataTypeSpec() {
        return this.dataTypeSpec;
    }
<p>
The data type of the structure for this time series. This parameter is required for time series that have the
<code>STRUCT</code> data type.
</p>
<p>
The options for this parameter depend on the type of the composite model in which you created the asset property
that is associated with your time series. Use <code>AWS/ALARM_STATE</code> for alarm state in alarm composite
models.
</p>

@return The data type of the structure for this time series. This parameter is required for time series that have
        the <code>STRUCT</code> data type.</p>
        <p>
        The options for this parameter depend on the type of the composite model in which you created the asset
        property that is associated with your time series. Use <code>AWS/ALARM_STATE</code> for alarm state in
        alarm composite models.
aws-java-sdk-iotsitewise/src/main/java/com/amazonaws/services/iotsitewise/model/DescribeTimeSeriesResult.java