public void setIpamExternalResourceVerificationTokens(java.util.Collection<IpamExternalResourceVerificationToken> ipamExternalResourceVerificationTokens) {
        if (ipamExternalResourceVerificationTokens == null) {
            this.ipamExternalResourceVerificationTokens = null;
            return;
        }

        this.ipamExternalResourceVerificationTokens = new com.amazonaws.internal.SdkInternalList<IpamExternalResourceVerificationToken>(
                ipamExternalResourceVerificationTokens);
    }
<p>
Verification tokens.
</p>

@param ipamExternalResourceVerificationTokens
       Verification tokens.
aws-java-sdk-ec2/src/main/java/com/amazonaws/services/ec2/model/DescribeIpamExternalResourceVerificationTokensResult.java