/**
* parse the String message
*
* @return SIPHeader (AcceptEncoding object)
* @throws ParseException if the message does not respect the spec.
*/
public SIPHeader parse() throws ParseException {
AcceptEncodingList acceptEncodingList = new AcceptEncodingList();
if (debug) dbg_enter("AcceptEncodingParser.parse");
try {
headerName(TokenTypes.ACCEPT_ENCODING);
// empty body is fine for this header.
if (lexer.lookAhead(0) == '\n') {
AcceptEncoding acceptEncoding = new AcceptEncoding();
acceptEncodingList.add(acceptEncoding);
} else {
while (lexer.lookAhead(0) != '\n') {
AcceptEncoding acceptEncoding = new AcceptEncoding();
if (lexer.lookAhead(0) != ';') {
// Content-Coding:
lexer.match(TokenTypes.ID);
Token value = lexer.getNextToken();
acceptEncoding.setEncoding(value.getTokenValue());
}
while (lexer.lookAhead(0) == ';') {
this.lexer.match(';');
this.lexer.SPorHT();
this.lexer.match('q');
this.lexer.SPorHT();
this.lexer.match('=');
this.lexer.SPorHT();
lexer.match(TokenTypes.ID);
Token value = lexer.getNextToken();
try {
float qv = Float.parseFloat(value.getTokenValue());
acceptEncoding.setQValue(qv);
} catch (NumberFormatException ex) {
throw createParseException(ex.getMessage());
} catch (InvalidArgumentException ex) {
throw createParseException(ex.getMessage());
}
this.lexer.SPorHT();
}
acceptEncodingList.add(acceptEncoding);
if (lexer.lookAhead(0) == ',') {
this.lexer.match(',');
this.lexer.SPorHT();
}
}
}
return acceptEncodingList;
} finally {
if (debug) dbg_leave("AcceptEncodingParser.parse");
}
}
/**
* parse the String message
*
* @return SIPHeader (RetryAfter object)
* @throws SIPParseException if the message does not respect the spec.
*/
public SIPHeader parse() throws ParseException {
if (debug) dbg_enter("RetryAfterParser.parse");
RetryAfter retryAfter = new RetryAfter();
try {
headerName(TokenTypes.RETRY_AFTER);
// mandatory delatseconds:
String value = lexer.number();
try {
int ds = Integer.parseInt(value);
retryAfter.setRetryAfter(ds);
} catch (NumberFormatException ex) {
throw createParseException(ex.getMessage());
} catch (InvalidArgumentException ex) {
throw createParseException(ex.getMessage());
}
this.lexer.SPorHT();
if (lexer.lookAhead(0) == '(') {
String comment = this.lexer.comment();
retryAfter.setComment(comment);
}
this.lexer.SPorHT();
while (lexer.lookAhead(0) == ';') {
this.lexer.match(';');
this.lexer.SPorHT();
lexer.match(TokenTypes.ID);
Token token = lexer.getNextToken();
value = token.getTokenValue();
if (value.equalsIgnoreCase("duration")) {
this.lexer.match('=');
this.lexer.SPorHT();
value = lexer.number();
try {
int duration = Integer.parseInt(value);
retryAfter.setDuration(duration);
} catch (NumberFormatException ex) {
throw createParseException(ex.getMessage());
} catch (InvalidArgumentException ex) {
throw createParseException(ex.getMessage());
}
} else {
this.lexer.SPorHT();
this.lexer.match('=');
this.lexer.SPorHT();
lexer.match(TokenTypes.ID);
Token secondToken = lexer.getNextToken();
String secondValue = secondToken.getTokenValue();
retryAfter.setParameter(value, secondValue);
}
this.lexer.SPorHT();
}
} finally {
if (debug) dbg_leave("RetryAfterParser.parse");
}
return retryAfter;
}
