/*
 * SingleImpScope.java
 *
 * Created on October 3, 2002, 12:01 PM
 */

package org.netbeans.modules.javacore.parser;
import org.netbeans.jmi.javamodel.TypeParameter;

/**
 *
 * @author  Tomas Hurka
 */
class TypeParamScope implements ScopeMember {
    private String typeName;
    private TypeParameter typeParam;
    private TypeParamRef typeParamRef;
    
    /** Creates a new instance of SingleImpScope */
    TypeParamScope(String name) {
        typeName=name;
        typeParamRef=new TypeParamRef(name);
    }

    TypeParamScope(TypeParameter tp) {
        this(tp.getName());
        typeParam=tp;
    }
    
    public Object lookup(Object key) {
        if (typeName.equals(key)) {
            if (typeParam==null)
                return typeParamRef;
            return typeParam;
        }
        return null;
    }
}