public static MediaType valueOf(String value) {
if (StringUtils.isEmpty(value)) {
return WILDCARD_TYPE;
}
int s = value.indexOf('/');
if (s < 1) {
return WILDCARD_TYPE;
}
String type = value.substring(0, s);
int p = value.indexOf(';');
String subType = "*";
Map<String, String> parameterMap = null;
if (p > s) {
subType = value.substring(s + 1, p);
parameterMap = Maps.newEmptyHashMap();
for (String param : StringUtils.split(value.substring(p + 1), ';')) {
List<String> sp = StringUtils.split(param.trim(), '=');
if (sp.size() > 1) {
parameterMap.put(sp.get(0), sp.get(1));
}
}
} else {
subType = value.substring(s + 1);
}
return new DefaultMediaType(type, subType, parameterMap);
}
@SuppressWarnings("unchecked")
DefaultMediaType(String type, String subType, Map<String, String> parameters) {
this.type = (StringUtils.isEmpty(type)) ? WILDCARD_VALUE : type;
this.subType = (StringUtils.isEmpty(subType)) ? WILDCARD_VALUE : subType;
this.parameters =
(Map<String, String>)
((parameters == null) ? Maps.newEmptyHashMap() : initParameters(parameters));
this.parameters = Collections.unmodifiableMap(this.parameters);
}