gov.nist.javax.sip.parser.extensions.SessionExpiresParser Maven / Gradle / Ivy
package android.gov.nist.javax.sip.parser.extensions;
import android.gov.nist.javax.sip.header.*;
import android.gov.nist.javax.sip.header.extensions.*;
import android.gov.nist.javax.sip.parser.*;
import java.text.ParseException;
import android.javax.sip.*;
/**
* Parser for SIP Session Expires Header.
*
*
*/
public class SessionExpiresParser extends ParametersParser {
/**
* protected constructor.
* @param text is the text of the header to parse
*/
public SessionExpiresParser(String text) {
super(text);
}
/**
* constructor.
* @param lexer is the lexer passed in from the enclosing parser.
*/
protected SessionExpiresParser(Lexer lexer) {
super(lexer);
}
/**
* Parse the header.
*/
public SIPHeader parse() throws ParseException {
SessionExpires se = new SessionExpires();
if (debug)
dbg_enter("parse");
try {
headerName(TokenTypes.SESSIONEXPIRES_TO);
String nextId = lexer.getNextId();
try {
int delta = Integer.parseInt(nextId);
se.setExpires(delta);
} catch (NumberFormatException ex) {
throw createParseException("bad integer format");
} catch (InvalidArgumentException ex) {
throw createParseException(ex.getMessage());
}
// May have parameters...
this.lexer.SPorHT();
super.parse(se);
return se;
} finally {
if (debug)
dbg_leave("parse");
}
}
public static void main(String args[]) throws ParseException {
String to[] =
{ "Session-Expires: 30\n",
"Session-Expires: 45;refresher=uac\n",
};
for (int i = 0; i < to.length; i++) {
SessionExpiresParser tp = new SessionExpiresParser(to[i]);
SessionExpires t = (SessionExpires) tp.parse();
System.out.println("encoded = " + t.encode());
System.out.println("\ntime=" + t.getExpires() );
if ( t.getParameter("refresher") != null)
System.out.println("refresher=" + t.getParameter("refresher") );
}
}
}