/** return true if this has an associated list object. */
public static boolean hasList(SIPHeader sipHeader) {
if (sipHeader instanceof SIPHeaderList) return false;
else {
Class<?> headerClass = sipHeader.getClass();
return headerListTable.get(headerClass) != null;
}
}
/** Return a list object for this header if it has an associated list object. */
@SuppressWarnings("unchecked")
public static SIPHeaderList<SIPHeader> getList(SIPHeader sipHeader) {
if (!initialized) initializeListMap();
try {
Class<?> headerClass = sipHeader.getClass();
Class<?> listClass = headerListTable.get(headerClass);
SIPHeaderList<SIPHeader> shl = (SIPHeaderList<SIPHeader>) listClass.newInstance();
shl.setHeaderName(sipHeader.getName());
return shl;
} catch (InstantiationException ex) {
ex.printStackTrace();
} catch (IllegalAccessException ex) {
ex.printStackTrace();
}
return null;
}
