in tiles-request-api/src/main/java/org/apache/tiles/request/collection/HeaderValuesMap.java [72:85]
public boolean containsValue(Object value) {
if (!(value instanceof String[])) {
return (false);
}
String[] test = (String[]) value;
Enumeration<String> names = request.getKeys();
while (names.hasMoreElements()) {
String name = names.nextElement();
if (compareHeaders(name, array2set(test))) {
return true;
}
}
return false;
}