public void setPullThroughCacheRules(java.util.Collection<PullThroughCacheRule> pullThroughCacheRules) {
        if (pullThroughCacheRules == null) {
            this.pullThroughCacheRules = null;
            return;
        }

        this.pullThroughCacheRules = new java.util.ArrayList<PullThroughCacheRule>(pullThroughCacheRules);
    }
<p>
The details of the pull through cache rules.
</p>

@param pullThroughCacheRules
       The details of the pull through cache rules.
aws-java-sdk-ecr/src/main/java/com/amazonaws/services/ecr/model/DescribePullThroughCacheRulesResult.java