org.shareok.data.redis.RedisConfigImpl.java Source code

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Here is the source code for org.shareok.data.redis.RedisConfigImpl.java

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package org.shareok.data.redis;

import org.apache.log4j.Logger;
import org.shareok.data.redis.exceptions.FileDownloadPathNotExistException;
import org.springframework.beans.factory.annotation.Autowired;
import org.springframework.data.redis.connection.jedis.JedisConnectionFactory;
import org.springframework.data.redis.core.BoundHashOperations;
import org.springframework.data.redis.core.StringRedisTemplate;

/**
 * Stores, updates configuration information.
 * 
 * @author Tao Zhao
 */
public class RedisConfigImpl implements RedisConfig {

    private static final Logger logger = Logger.getLogger(UserDaoImpl.class);

    @Autowired
    private JedisConnectionFactory connectionFactory;

    @Autowired
    private StringRedisTemplate redisTemplate;

    @Override
    public void updateConfig(String configInfoType, String value) {
        try {
            BoundHashOperations<String, String, String> configOps = redisTemplate
                    .boundHashOps(RedisUtil.getConfigQueryKey());
            configOps.put(configInfoType, value);
        } catch (Exception ex) {
            logger.error("Cannot update config info @ " + configInfoType + " with value = " + value, ex);
        }
    }

    @Override
    public boolean getRegistrationConfig() {
        String allowRegistration;
        try {
            BoundHashOperations<String, String, String> configOps = redisTemplate
                    .boundHashOps(RedisUtil.getConfigQueryKey());
            if (configOps.hasKey("registrationConfig")) {
                allowRegistration = (String) configOps.get("registrationConfig");
            } else {
                allowRegistration = "false";
                configOps.put("registrationConfig", "false");
            }
            return Boolean.valueOf(allowRegistration);
        } catch (Exception ex) {
            logger.error("Cannot get allow registration info ", ex);
            return false;
        }
    }

    @Override
    public String getFileDownloadPathByNameKey(String nameKey) {
        String path = null;
        try {
            BoundHashOperations<String, String, String> fileDownloadPathsOps = redisTemplate
                    .boundHashOps("file_download_paths");
            if (fileDownloadPathsOps.hasKey(nameKey)) {
                return (String) fileDownloadPathsOps.get(nameKey);
            } else {
                throw new FileDownloadPathNotExistException(
                        "The key " + nameKey + " for file downloading does not exist!");
            }
        } catch (Exception ex) {
            logger.error("Cannot find the download path ", ex);
        }
        return path;
    }
}