package javax.sip.header;
import java.text.ParseException;
import javax.sip.InvalidArgumentException;
public interface RetryAfterHeader extends Header, Parameters {
String NAME = "Retry-After";
String getComment();
void setComment(String comment) throws ParseException;
boolean hasComment();
void removeComment();
int getDuration();
void setDuration(int duration) throws InvalidArgumentException;
void removeDuration();
int getRetryAfter();
void setRetryAfter(int retryAfter) throws InvalidArgumentException;
}