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JWAA

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Demo

GenericAccount.java

package edu.virtualschool.jwaa;
import java.util.ArrayList;
import java.util.Iterator;
import java.util.List;

import org.apache.log4j.Logger;

import edu.virtualschool.jwaa.dbms.DB;
import edu.virtualschool.jwaa.dbms.DBQuery;

public abstract class GenericAccount 
  extends GenericIdentifiable
  implements AccountAbstraction
{
  public List roleList = new ArrayList();
  
  final static Logger logger = Logger.getLogger(GenericAccount.class.getName());
  
  protected GenericAccount(String id, List roleList)
  {
    super(id);
    this.roleList = roleList;
  }
  public final boolean hasRole(RoleAbstraction requiredRole)
  {
    if (requiredRole == null)
      return true;
    for (Iterator iterator = roleList.iterator(); iterator.hasNext(); )
    {
      Object o = iterator.next();
      RoleAbstraction role = (RoleAbstraction)o;
      if (role.meetsRequirementsOf(requiredRole))
        return true;
    }
    return false;
  }
  public final void setRoles(ArrayList roleList)
  {
    this.roleList = roleList;
  }
  public final List getRoleList()
  {
    return roleList;
  }

  public abstract boolean isNull();
  static class StringIterator extends DBQuery.Iterator
  {
    public StringIterator(final DB dbms, String sql) throws Fault
    {
      super(dbms, sql);
    }
    public Object next()
    {
      try
      {
        return query.getString("id");
      }
      catch (Fault e)
      {
        logger.warn(e, e);
        return null;
      }
    }
  }
}