> + return "";
> + }
> + };
> + }
> +
> + @SuppressWarnings("unchecked")
> + @Override
> + public <R extends HttpRequest> R bindToRequest(R request, Object input) {
> + checkArgument(input instanceof Map<?,?>, "this binder is only valid
> for Maps!");
> + checkNotNull(request, "request");
> +
> + // Transform the map to filter only the prefixed values
> + Map<String, String> userMetadata = Maps2.transformKeys((Map<String,
> String>) input, transformHeaders);
> +
> + // Transform the values to empty
> + Map<String, String> deletedMetadata =
> Maps.transformValues(userMetadata, transformValues);
Do we really think this is easier to read and understand than:
```
// Transform the values to empty
for (String key : userMetadata.keySet()) {
userMetadata.put(key, "");
}
```
?
---
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https://github.com/jclouds/jclouds-labs-openstack/pull/17/files#r6383315
