content: /*
   *  Copyright (C) 2010-2012 Stichting Akvo (Akvo Foundation)
   *
   *  This file is part of Akvo FLOW.
   *
   *  Akvo FLOW is free software: you can redistribute it and modify it under the terms of
   *  the GNU Affero General Public License (AGPL) as published by the Free Software Foundation,
   *  either version 3 of the License or any later version.
   *
   *  Akvo FLOW is distributed in the hope that it will be useful, but WITHOUT ANY WARRANTY;
   *  without even the implied warranty of MERCHANTABILITY or FITNESS FOR A PARTICULAR PURPOSE.
   *  See the GNU Affero General Public License included below for more details.
   *
   *  The full license text can also be seen at <http://www.gnu.org/licenses/agpl.html>.
   */
  
  package com.gallatinsystems.framework.gwt.dto.client;
  
  import java.io.Serializable;
  
  /**
   * base class to be used as a response from a service call. This wrapper object supports a payload
   * (parameterized type) as well as an optional cursor to facilitate building services that support
   * pagination.
   * 
   * @author Christopher Fagiani
   * @param <T> - payload type
   */
  public class ResponseDto<T extends Serializable> implements Serializable {
  
      private static final long serialVersionUID = -670907947130363885L;
      public static final int DEFAULT_PAGE_SIZE = 20;
      private String cursorString = null;
      private T payload = null;
  
      public ResponseDto() {
      }
  
      /**
       * returns the current cursor that corresponds to the payload. Returns null if no cursor is set.
       * 
       * @return
       */
      public String getCursorString() {
          return cursorString;
      }
  
      public void setCursorString(String cursorString) {
          this.cursorString = cursorString;
      }
  
      public T getPayload() {
          return payload;
      }
  
      public void setPayload(T payload) {
          this.payload = payload;
      }
  
  }
  