prerna.util.JedisHash Maven / Gradle / Ivy
/*******************************************************************************
* Copyright 2015 Defense Health Agency (DHA)
*
* If your use of this software does not include any GPLv2 components:
* Licensed under the Apache License, Version 2.0 (the "License");
* you may not use this file except in compliance with the License.
* You may obtain a copy of the License at
*
* http://www.apache.org/licenses/LICENSE-2.0
*
* Unless required by applicable law or agreed to in writing, software
* distributed under the License is distributed on an "AS IS" BASIS,
* WITHOUT WARRANTIES OR CONDITIONS OF ANY KIND, either express or implied.
* See the License for the specific language governing permissions and
* limitations under the License.
* ----------------------------------------------------------------------------
* If your use of this software includes any GPLv2 components:
* 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 2
* 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.
*******************************************************************************/
package prerna.util;
import redis.clients.jedis.Jedis;
public class JedisHash{
public static JedisHash instance = null;
private Jedis jedis = null;
boolean connected = false;
protected JedisHash()
{
try
{
String redisHost = DIHelper.getInstance().getProperty(Constants.REDIS_HOST);
if(redisHost != null)
{
int redisPort = Integer.parseInt(DIHelper.getInstance().getProperty(Constants.REDIS_PORT));
jedis = new Jedis (redisHost, redisPort); //pool.getResource();
connected = true;
}
}catch(RuntimeException ignored)
{
ignored.printStackTrace();
}
}
public static JedisHash getInstance()
{
if(instance == null)
instance = new JedisHash();
return instance;
}
public String get(String key)
{
if(connected)
return jedis.get(key);
return null;
}
public void put(String key, String object)
{
if(connected)
jedis.set(key,object);
// else
// really nothing much to do
}
}