public void setVpcConfigurations(java.util.Collection<VpcConfiguration> vpcConfigurations) {
        if (vpcConfigurations == null) {
            this.vpcConfigurations = null;
            return;
        }

        this.vpcConfigurations = new java.util.ArrayList<VpcConfiguration>(vpcConfigurations);
    }
<p>
The array of descriptions of VPC configurations available to the application.
</p>

@param vpcConfigurations
       The array of descriptions of VPC configurations available to the application.
aws-java-sdk-kinesisanalyticsv2/src/main/java/com/amazonaws/services/kinesisanalyticsv2/model/ApplicationConfiguration.java