content: package gov2.nist.javax2.sip.header.extensions;
  
  import gov2.nist.javax2.sip.header.ParametersHeader;
  
  import java.text.ParseException;
  import java.util.Iterator;
  
  import javax2.sip.header.ExtensionHeader;
  
  public class References extends ParametersHeader  implements ReferencesHeader,ExtensionHeader  {
  
      private static final long serialVersionUID = 8536961681006637622L;
      
      
      private String callId;
      
      public References() {
          super(ReferencesHeader.NAME);
      }
    
     
  
    
      public String getCallId() {
         return callId;
      }
  
    
     
      public String getRel() {
          return this.getParameter(REL);
      }
  
     
  
  
      public void setCallId(String callId) {
          this.callId = callId;
      }
  
         
      public void setRel(String rel) throws ParseException{
        if ( rel != null ) {
            this.setParameter(REL,rel);
        }
      }
  
    
      public String getParameter(String name) {
          return super.getParameter(name);
      }
  
      
      public Iterator getParameterNames() {
          return super.getParameterNames();
      }
  
     
      public void removeParameter(String name) {
         super.removeParameter(name);
      }
  
      
      public void setParameter(String name, String value) throws ParseException {
         super.setParameter(name,value); 
      }
  
   
      public String getName() {
          return ReferencesHeader.NAME;
      }
  
     
      protected String encodeBody() {
          if ( super.parameters.isEmpty()) {
              return callId ;
          } else {
              return callId + ";" + super.parameters.encode();
          }
      }
  
     
      public void setValue(String value) throws ParseException {
          throw new UnsupportedOperationException("operation not supported");
      }
  
  }
  