package org.webslinger.rules;

 import java.io.IOException;

 import javax.servlet.ServletRequest;

 import org.webslinger.Webslinger;

 import org.webslinger.PathContext;

 public class CSSLookupValue extends AbstractSingleValue {

     private String attribute;

     private String def;

     public CSSLookupValue(int id) {

         super(id);

     }

     public CSSLookupValue(Rules p, int id) {

         super(p, id);

     }

     /** Accept the visitor. **/

     public Object jjtAccept(RulesVisitor visitor, Object data) {

         return visitor.visit(this, data);

     }

     void setAttribute(String attribute) {

         this.attribute = attribute;

     }

     public String getAttribute() {

         return attribute;

     }

     void setDefault(String def) {

         this.def = def;

     }

     public String getDefault() {

         return def;

     }

     public String getValue(ServletRequest request, Webslinger top) throws IOException {

         String value = (String) top.getAttribute(attribute);

         if (value != null) return value;

         if (def == null) return null;

         return def;

     }

     public String toString() {

         return "LookupValue(" + getAttribute() + ":" + getDefault() + ")";

     }

 }