@Override
    public boolean equals(Object o) {
        if (this == o) {
            return true;
        }
        if (o == null || getClass() != o.getClass()) {
            return false;
        }
        StandardRegionalEndpointsTrait that = (StandardRegionalEndpointsTrait) o;
        return partitionSpecialCases.equals(that.partitionSpecialCases)
                && regionSpecialCases.equals(that.regionSpecialCases);
    }
Gets the map of partition string to a list of region special cases defined in the trait.

@return Returns a map of region string to a list of {@link RegionSpecialCase}
smithy-aws-endpoints/src/main/java/software/amazon/smithy/rulesengine/aws/traits/StandardRegionalEndpointsTrait.java