1.CacheUtils
package com.lh.core.core.util;
import java.util.Map;
import java.util.Set;
import java.util.concurrent.TimeUnit;
import org.springframework.data.redis.core.BoundHashOperations;
import org.springframework.data.redis.core.RedisTemplate;
import org.springframework.data.redis.core.StringRedisTemplate;
import org.springframework.util.CollectionUtils;
import com.alibaba.fastjson.JSON;
import com.alibaba.fastjson.JSONObject;
import com.rd.ifaes.common.dict.ExpireTime;
import com.lh.common.util.JsonMapper;
import com.rd.ifaes.common.util.SpringContextHolder;
import com.rd.ifaes.common.util.StringUtils;
/**
* 通用缓存工具类
* @author lh
* @version 3.0
* @since 2016-6-22
*
*/
public class CacheUtils {
private static StringRedisTemplate stringRedisTemplate = SpringContextHolder.getBean("stringRedisTemplate");
private static RedisTemplate redisTemplate = SpringContextHolder.getBean("redisTemplate");
/**
* 删除缓存
* 根据key精确匹配删除
* @param key
*/
@SuppressWarnings("unchecked")
public static void del(String... key){
if(key!=null && key.length > 0){
if(key.length == 1){
redisTemplate.delete(key[0]);
}else{
redisTemplate.delete(CollectionUtils.arrayToList(key));
}
}
}
/**
* 批量删除
* (该操作会执行模糊查询,请尽量不要使用,以免影响性能或误删)
* @param pattern
*/
public static void batchDel(String... pattern){
for (String kp : pattern) {
redisTemplate.delete(redisTemplate.keys(kp + "*"));
}
}
/**
* 取得缓存(int型)
* @param key
* @return
*/
public static Integer getInt(String key){
String value = stringRedisTemplate.boundValueOps(key).get();
if(StringUtils.isNotBlank(value)){
return Integer.valueOf(value);
}
return null;
}
/**
* 取得缓存(字符串类型)
* @param key
* @return
*/
public static String getStr(String key){
return stringRedisTemplate.boundValueOps(key).get();
}
/**
* 取得缓存(字符串类型)
* @param key
* @return
*/
public static String getStr(String key, boolean retain){
String value = stringRedisTemplate.boundValueOps(key).get();
if(!retain){
redisTemplate.delete(key);
}
return value;
}
/**
* 获取缓存
* 注:基本数据类型(Character除外),请直接使用get(String key, Class clazz)取值
* @param key
* @return
*/
public static Object getObj(String key){
return redisTemplate.boundValueOps(key).get();
}
/**
* 获取缓存
* 注:java 8种基本类型的数据请直接使用get(String key, Class clazz)取值
* @param key
* @param retain 是否保留
* @return
*/
public static Object getObj(String key, boolean retain){
Object obj = redisTemplate.boundValueOps(key).get();
if(!retain){
redisTemplate.delete(key);
}
return obj;
}
/**
* 获取缓存
* 注:该方法暂不支持Character数据类型
* @param key key
* @param clazz 类型
* @return
*/
@SuppressWarnings("unchecked")
public static T get(String key, Class clazz) {
return (T)redisTemplate.boundValueOps(key).get();
}
/**
* 获取缓存json对象
* @param key key
* @param clazz 类型
* @return
*/
public static T getJson(String key, Class clazz) {
return JsonMapper.fromJsonString(stringRedisTemplate.boundValueOps(key).get(), clazz);
}
/**
* 将value对象写入缓存
* @param key
* @param value
* @param time 失效时间(秒)
*/
public static void set(String key,Object value,ExpireTime time){
if(value.getClass().equals(String.class)){
stringRedisTemplate.opsForValue().set(key, value.toString());
}else if(value.getClass().equals(Integer.class)){
stringRedisTemplate.opsForValue().set(key, value.toString());
}else if(value.getClass().equals(Double.class)){
stringRedisTemplate.opsForValue().set(key, value.toString());
}else if(value.getClass().equals(Float.class)){
stringRedisTemplate.opsForValue().set(key, value.toString());
}else if(value.getClass().equals(Short.class)){
stringRedisTemplate.opsForValue().set(key, value.toString());
}else if(value.getClass().equals(Long.class)){
stringRedisTemplate.opsForValue().set(key, value.toString());
}else if(value.getClass().equals(Boolean.class)){
stringRedisTemplate.opsForValue().set(key, value.toString());
}else{
redisTemplate.opsForValue().set(key, value);
}
if(time.getTime() > 0){
redisTemplate.expire(key, time.getTime(), TimeUnit.SECONDS);
}
}
/**
* 将value对象以JSON格式写入缓存
* @param key
* @param value
* @param time 失效时间(秒)
*/
public static void setJson(String key,Object value,ExpireTime time){
stringRedisTemplate.opsForValue().set(key, JsonMapper.toJsonString(value));
if(time.getTime() > 0){
stringRedisTemplate.expire(key, time.getTime(), TimeUnit.SECONDS);
}
}
/**
* 更新key对象field的值
* @param key 缓存key
* @param field 缓存对象field
* @param value 缓存对象field值
*/
public static void setJsonField(String key, String field, String value){
JSONObject obj = JSON.parseObject(stringRedisTemplate.boundValueOps(key).get());
obj.put(field, value);
stringRedisTemplate.opsForValue().set(key, obj.toJSONString());
}
/**
* 递减操作
* @param key
* @param by
* @return
*/
public static double decr(String key, double by){
return redisTemplate.opsForValue().increment(key, -by);
}
/**
* 递增操作
* @param key
* @param by
* @return
*/
public static double incr(String key, double by){
return redisTemplate.opsForValue().increment(key, by);
}
/**
* 获取double类型值
* @param key
* @return
*/
public static double getDouble(String key) {
String value = stringRedisTemplate.boundValueOps(key).get();
if(StringUtils.isNotBlank(value)){
return Double.valueOf(value);
}
return 0d;
}
/**
* 设置double类型值
* @param key
* @param value
* @param time 失效时间(秒)
*/
public static void setDouble(String key, double value, ExpireTime time) {
stringRedisTemplate.opsForValue().set(key, String.valueOf(value));
if(time.getTime() > 0){
stringRedisTemplate.expire(key, time.getTime(), TimeUnit.SECONDS);
}
}
/**
* 设置double类型值
* @param key
* @param value
* @param time 失效时间(秒)
*/
public static void setInt(String key, int value, ExpireTime time) {
stringRedisTemplate.opsForValue().set(key, String.valueOf(value));
if(time.getTime() > 0){
stringRedisTemplate.expire(key, time.getTime(), TimeUnit.SECONDS);
}
}
/**
* 将map写入缓存
* @param key
* @param map
* @param time 失效时间(秒)
*/
public static void setMap(String key, Map map, ExpireTime time){
redisTemplate.opsForHash().putAll(key, map);
}
/**
* 将map写入缓存
* @param key
* @param map
* @param time 失效时间(秒)
*/
@SuppressWarnings("unchecked")
public static void setMap(String key, T obj, ExpireTime time){
Map map = (Map)JsonMapper.parseObject(obj, Map.class);
redisTemplate.opsForHash().putAll(key, map);
}
/**
* 向key对应的map中添加缓存对象
* @param key
* @param map
*/
public static void addMap(String key, Map map){
redisTemplate.opsForHash().putAll(key, map);
}
/**
* 向key对应的map中添加缓存对象
* @param key cache对象key
* @param field map对应的key
* @param value 值
*/
public static void addMap(String key, String field, String value){
redisTemplate.opsForHash().put(key, field, value);
}
/**
* 向key对应的map中添加缓存对象
* @param key cache对象key
* @param field map对应的key
* @param obj 对象
*/
public static void addMap(String key, String field, T obj){
redisTemplate.opsForHash().put(key, field, obj);
}
/**
* 获取map缓存
* @param key
* @param clazz
* @return
*/
public static Map mget(String key, Class clazz){
BoundHashOperations boundHashOperations = redisTemplate.boundHashOps(key);
return boundHashOperations.entries();
}
/**
* 获取map缓存
* @param key
* @param clazz
* @return
*/
public static T getMap(String key, Class clazz){
BoundHashOperations boundHashOperations = redisTemplate.boundHashOps(key);
Map map = boundHashOperations.entries();
return JsonMapper.parseObject(map, clazz);
}
/**
* 获取map缓存中的某个对象
* @param key
* @param field
* @param clazz
* @return
*/
@SuppressWarnings("unchecked")
public static T getMapField(String key, String field, Class clazz){
return (T)redisTemplate.boundHashOps(key).get(field);
}
/**
* 删除map中的某个对象
* @author lh
* @date 2016年8月10日
* @param key map对应的key
* @param field map中该对象的key
*/
public void delMapField(String key, String... field){
BoundHashOperations boundHashOperations = redisTemplate.boundHashOps(key);
boundHashOperations.delete(field);
}
/**
* 指定缓存的失效时间
*
* @author FangJun
* @date 2016年8月14日
* @param key 缓存KEY
* @param time 失效时间(秒)
*/
public static void expire(String key, ExpireTime time) {
if(time.getTime() > 0){
redisTemplate.expire(key, time.getTime(), TimeUnit.SECONDS);
}
}
/**
* 添加set
* @param key
* @param value
*/
public static void sadd(String key, String... value) {
redisTemplate.boundSetOps(key).add(value);
}
/**
* 删除set集合中的对象
* @param key
* @param value
*/
public static void srem(String key, String... value) {
redisTemplate.boundSetOps(key).remove(value);
}
/**
* set重命名
* @param oldkey
* @param newkey
*/
public static void srename(String oldkey, String newkey){
redisTemplate.boundSetOps(oldkey).rename(newkey);
}
/**
* 短信缓存
* @author fxl
* @date 2016年9月11日
* @param key
* @param value
* @param time
*/
public static void setIntForPhone(String key,Object value,int time){
stringRedisTemplate.opsForValue().set(key, JsonMapper.toJsonString(value));
if(time > 0){
stringRedisTemplate.expire(key, time, TimeUnit.SECONDS);
}
}
/**
* 模糊查询keys
* @param pattern
* @return
*/
public static Set keys(String pattern){
return redisTemplate.keys(pattern);
}
}
2.JsonMaper
package com.lh.common.util;
import java.io.IOException;
import java.util.TimeZone;
import org.apache.commons.lang3.StringEscapeUtils;
import org.apache.commons.lang3.StringUtils;
import org.slf4j.Logger;
import org.slf4j.LoggerFactory;
import com.alibaba.fastjson.JSON;
import com.fasterxml.jackson.annotation.JsonInclude.Include;
import com.fasterxml.jackson.core.JsonGenerator;
import com.fasterxml.jackson.core.JsonParser.Feature;
import com.fasterxml.jackson.core.JsonProcessingException;
import com.fasterxml.jackson.databind.DeserializationFeature;
import com.fasterxml.jackson.databind.JavaType;
import com.fasterxml.jackson.databind.JsonSerializer;
import com.fasterxml.jackson.databind.ObjectMapper;
import com.fasterxml.jackson.databind.SerializationFeature;
import com.fasterxml.jackson.databind.SerializerProvider;
import com.fasterxml.jackson.databind.module.SimpleModule;
import com.fasterxml.jackson.databind.util.JSONPObject;
import com.fasterxml.jackson.module.jaxb.JaxbAnnotationModule;
/**
* 简单封装Jackson,实现JSON String<->Java Object的Mapper.
*
*/
public class JsonMapper extends ObjectMapper {
private static final long serialVersionUID = 1L;
private final static Logger LOGGER = LoggerFactory.getLogger(JsonMapper.class);
private static JsonMapper mapper;
public JsonMapper() {
this(Include.NON_EMPTY);
}
public JsonMapper(Include include) {
// 设置输出时包含属性的风格
if (include != null) {
this.setSerializationInclusion(include);
}
// 设置输入时忽略在JSON字符串中存在但Java对象实际没有的属性
this.disable(DeserializationFeature.FAIL_ON_UNKNOWN_PROPERTIES);
// 空值处理为空串
this.getSerializerProvider().setNullValueSerializer(new JsonSerializer