/*
 * Copyright 2012, 2013 Red Hat, Inc.
 *
 * This file is part of Thermostat.
 *
 * Thermostat is free software; you can redistribute it and/or modify
 * it under the terms of the GNU General Public License as published
 * by the Free Software Foundation; either version 2, or (at your
 * option) any later version.
 *
 * Thermostat 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
 * General Public License for more details.
 *
 * You should have received a copy of the GNU General Public License
 * along with Thermostat; see the file COPYING.  If not see
 * <http://www.gnu.org/licenses/>.
 *
 * Linking this code with other modules is making a combined work
 * based on this code.  Thus, the terms and conditions of the GNU
 * General Public License cover the whole combination.
 *
 * As a special exception, the copyright holders of this code give
 * you permission to link this code with independent modules to
 * produce an executable, regardless of the license terms of these
 * independent modules, and to copy and distribute the resulting
 * executable under terms of your choice, provided that you also
 * meet, for each linked independent module, the terms and conditions
 * of the license of that module.  An independent module is a module
 * which is not derived from or based on this code.  If you modify
 * this code, you may extend this exception to your version of the
 * library, but you are not obligated to do so.  If you do not wish
 * to do so, delete this exception statement from your version.
 */

package com.redhat.thermostat.web.common;

import java.lang.reflect.ParameterizedType;
import java.lang.reflect.Type;

import com.redhat.thermostat.storage.model.Pojo;

/**
 * Model object for prepared query execution responses.
 *
 */
public class WebQueryResponse<T extends Pojo> {
    
    public static final int SUCCESS = 0;
    public static final int ILLEGAL_PATCH = -1;

    private int responseCode;
    private T[] resultList;
    
    public int getResponseCode() {
        return responseCode;
    }

    public void setResponseCode(int responseCode) {
        this.responseCode = responseCode;
    }

    public T[] getResultList() {
        return resultList;
    }

    public void setResultList(T[] resultList) {
        this.resultList = resultList;
    }
    
    public ParameterizedType getRuntimeParametrizedType(final Class<T> dataClass) {
        ParameterizedType webQueryResponseType = new ParameterizedType() {
            
            @Override
            public Type getRawType() {
                return WebQueryResponse.class;
            }
            
            @Override
            public Type getOwnerType() {
                // top-level type, must return null
                return null;
            }
            
            @Override
            public Type[] getActualTypeArguments() {
                // WebQueryResponse has only one type parameter, which
                // is the actual data class
                return new Type[] {
                        dataClass
                };
            }
        };
        return webQueryResponseType;
    }
}