public void setMatchPurpose(String matchPurpose) {
        this.matchPurpose = matchPurpose;
    }
<p>
An indicator of whether to generate IDs and index the data or not.
</p>
<p>
If you choose <code>IDENTIFIER_GENERATION</code>, the process generates IDs and indexes the data.
</p>
<p>
If you choose <code>INDEXING</code>, the process indexes the data without generating IDs.
</p>

@param matchPurpose
       An indicator of whether to generate IDs and index the data or not.</p>
       <p>
       If you choose <code>IDENTIFIER_GENERATION</code>, the process generates IDs and indexes the data.
       </p>
       <p>
       If you choose <code>INDEXING</code>, the process indexes the data without generating IDs.
@see MatchPurpose
aws-java-sdk-entityresolution/src/main/java/com/amazonaws/services/entityresolution/model/RuleBasedProperties.java