public void setContributors(java.util.Collection<InsightRuleContributor> contributors) {
        if (contributors == null) {
            this.contributors = null;
            return;
        }

        this.contributors = new com.amazonaws.internal.SdkInternalList<InsightRuleContributor>(contributors);
    }
<p>
An array of the unique contributors found by this rule in this time period. If the rule contains multiple keys,
each combination of values for the keys counts as a unique contributor.
</p>

@param contributors
       An array of the unique contributors found by this rule in this time period. If the rule contains multiple
       keys, each combination of values for the keys counts as a unique contributor.
aws-java-sdk-cloudwatch/src/main/java/com/amazonaws/services/cloudwatch/model/GetInsightRuleReportResult.java