public String getPrimaryDistributionId() {
        return this.primaryDistributionId;
    }
<p>
The identifier of the primary distribution whose configuration you are copying. To get a distribution ID, use
<code>ListDistributions</code>.
</p>

@return The identifier of the primary distribution whose configuration you are copying. To get a distribution ID,
        use <code>ListDistributions</code>.
aws-java-sdk-cloudfront/src/main/java/com/amazonaws/services/cloudfront/model/CopyDistributionRequest.java