root/tools/routingservice/branches/wrs-2.0/src/model/Resource.java

/*  WRS 2.0
 *  Copyright (C) 2009 Anton Patrushev
 *
 * This program 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 3 of the License, or
 * (at your option) any later version.
 *
 * This program 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 this program. If not, see <http://www.gnu.org/licenses/>.
 */

package model;

import java.io.Serializable;
import java.lang.reflect.InvocationTargetException;
import java.util.HashMap;
import java.util.Hashtable;

import util.ObjectPool;
import util.Parameter;
import util.db.JDBCConnectionPool;
import util.web.WebConnectionPool;

public class Resource implements Serializable
{
        private String name;
        private String description;
        private String title;
        private String type;

        private String url;
        private String user;
        private String password;
        private String query;

        private HashMap<String, Parameter> parameters;
        private Hashtable<String, Service> services;

        private enum PoolTypes
        {
                DATABASE(JDBCConnectionPool.class), WEB(WebConnectionPool.class), SELF(WebConnectionPool.class);

                @SuppressWarnings("unchecked")
                private Class< ? extends ObjectPool> poolType;

                @SuppressWarnings("unchecked")
                PoolTypes(Class< ? extends ObjectPool> p)
                {
                        this.poolType = p;
                }

                @SuppressWarnings("unchecked")
                public ObjectPool getInstance(String url, String user, String password)
                                throws InstantiationException, IllegalAccessException,
                                IllegalArgumentException, SecurityException,
                                InvocationTargetException
                {
                        return (ObjectPool) poolType.getConstructors()[0]
                                        .newInstance(new Object[] { url, user, password });
                }
        }

        @SuppressWarnings("unchecked")
        private ObjectPool pool;

        public Resource(String name, String type, String url, String user,
                        String password, String query)
        {
                super();
                this.name = name;
                this.type = type;
                this.url = url;
                this.user = user;
                this.password = password;
                this.query = query;

                try
                {
                        this.pool = PoolTypes.valueOf(type.toUpperCase()).getInstance(url,
                                        user, password);
                }
                // TODO process the error more carefully
                catch (InstantiationException e)
                {
                        System.out.println("Wrong resource type " + this.type);
                        e.printStackTrace();
                }
                catch (IllegalAccessException e)
                {
                        System.out.println("Wrong resource type " + this.type);
                        e.printStackTrace();
                }
                catch (IllegalArgumentException e)
                {
                        // TODO Auto-generated catch block
                        e.printStackTrace();
                }
                catch (SecurityException e)
                {
                        // TODO Auto-generated catch block
                        e.printStackTrace();
                }
                catch (InvocationTargetException e)
                {
                        // TODO Auto-generated catch block
                        e.printStackTrace();
                }

                parameters = new HashMap<String, Parameter>();
                services = new Hashtable<String, Service>();
        }

        public String getName()
        {
                return name;
        }

        public String getDescription()
        {
                return description;
        }

        public void setDescription(String description)
        {
                this.description = description;
        }

        public String getTitle()
        {
                return title;
        }

        public void setTitle(String title)
        {
                this.title = title;
        }

        public String getUrl()
        {
                return url;
        }

        public void setUrl(String url)
        {
                this.url = url;
        }

        public String getUser()
        {
                return user;
        }

        public void setUser(String user)
        {
                this.user = user;
        }

        public String getPassword()
        {
                return password;
        }

        public void setPassword(String password)
        {
                this.password = password;
        }

        public String getQuery()
        {
                return query;
        }

        public void setQuery(String query)
        {
                this.query = query;
        }

        public HashMap<String, Parameter> getParameters()
        {
                return parameters;
        }

        public Hashtable<String, Service> getServices()
        {
                return services;
        }

        public void setServices(Hashtable<String, Service> services)
        {
                this.services = services;
        }

        public String getType()
        {
                return type;
        }

        @SuppressWarnings("unchecked")
        public ObjectPool getPool()
        {
                return pool;
        }

}