/**
* Select the Accept header's value from the given accepts array: if JSON exists in the given
* array, use it; otherwise use all of them (joining into a string)
*
* @param accepts The accepts array to select from
* @return The Accept header to use. If the given array is empty, null will be returned (not to
* set the Accept header explicitly).
*/
public String selectHeaderAccept(String[] accepts) {
if (accepts.length == 0) {
return null;
}
for (String accept : accepts) {
if (isJsonMime(accept)) {
return accept;
}
}
return StringUtil.join(accepts, ",");
}
