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@@ -0,0 +1,357 @@
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+package com.ctsi.utils;
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+
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+import org.springframework.beans.factory.annotation.Autowired;
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+import org.springframework.data.redis.core.*;
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+import org.springframework.stereotype.Component;
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+import org.springframework.util.CollectionUtils;
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+import java.io.Serializable;
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+import java.util.List;
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+import java.util.Set;
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+import java.util.concurrent.TimeUnit;
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+
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+
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+/**
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+ * redis工具类
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+ *
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+ * @author lym
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+ */
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+@Component("redisUtil")
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+public class RedisUtil {
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+
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+ @Autowired
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+ private RedisTemplate redisTemplate;
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+
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+ private static double size = Math.pow(2, 32);
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+
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+
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+ /**
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+ * 写入缓存
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+ *
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+ * @param key
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+ * @param offset 位 8Bit=1Byte
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+ * @return
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+ */
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+ public boolean setBit(String key, long offset, boolean isShow) {
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+ boolean result = false;
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+ try {
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+ ValueOperations<Serializable, Object> operations = redisTemplate.opsForValue();
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+ operations.setBit(key, offset, isShow);
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+ result = true;
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+ } catch (Exception e) {
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+ e.printStackTrace();
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+ }
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+ return result;
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+ }
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+
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+ /**
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+ * 写入缓存
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+ *
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+ * @param key
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+ * @param offset
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+ * @return
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+ */
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+ public boolean getBit(String key, long offset) {
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+ boolean result = false;
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+ try {
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+ ValueOperations<Serializable, Object> operations = redisTemplate.opsForValue();
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+ result = operations.getBit(key, offset);
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+ } catch (Exception e) {
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+ e.printStackTrace();
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+ }
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+ return result;
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+ }
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+
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+
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+ /**
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+ * 写入缓存
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+ *
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+ * @param key
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+ * @param value
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+ * @return
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+ */
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+ public boolean set(final String key, Object value) {
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+ boolean result = false;
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+ try {
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+ ValueOperations<Serializable, Object> operations = redisTemplate.opsForValue();
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+ operations.set(key, value);
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+ result = true;
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+ } catch (Exception e) {
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+ e.printStackTrace();
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+ }
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+ return result;
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+ }
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+
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+ /**
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+ * 获取失效时间
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+ *
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+ * @param key
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+ * 键
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+ * @return 失效时间(秒)
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+ */
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+ public long getExpire(String key) {
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+ return redisTemplate.getExpire(key, TimeUnit.SECONDS);
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+ }
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+
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+ /**
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+ * 写入缓存设置时效时间
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+ *
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+ * @param key
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+ * @param value
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+ * @return
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+ */
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+ public boolean set(final String key, Object value, Long expireTime) {
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+ boolean result = false;
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+ try {
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+ ValueOperations<Serializable, Object> operations = redisTemplate.opsForValue();
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+ operations.set(key, value);
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+ redisTemplate.expire(key, expireTime, TimeUnit.SECONDS);
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+ result = true;
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+ } catch (Exception e) {
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+ e.printStackTrace();
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+ }
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+ return result;
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+ }
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+
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+ /**
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+ * 批量删除对应的value
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+ *
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+ * @param keys
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+ */
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+ public void remove(final String... keys) {
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+ for (String key : keys) {
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+ remove(key);
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+ }
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+ }
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+
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+
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+ /**
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+ * 删除对应的value
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+ *
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+ * @param key
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+ */
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+ public void remove(final String key) {
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+ if (exists(key)) {
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+ redisTemplate.delete(key);
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+ }
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+ }
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+
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+ /**
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+ * 判断缓存中是否有对应的value
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+ *
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+ * @param key
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+ * @return
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+ */
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+ public boolean exists(final String key) {
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+ return redisTemplate.hasKey(key);
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+ }
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+
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+ /**
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+ * 读取缓存
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+ *
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+ * @param key
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+ * @return
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+ */
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+ public Object get(final String key) {
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+ Object result = null;
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+ ValueOperations<Serializable, Object> operations = redisTemplate.opsForValue();
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+ result = operations.get(key);
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+ return result;
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+ }
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+
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+ /**
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+ * 哈希 添加
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+ *
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+ * @param key
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+ * @param hashKey
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+ * @param value
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+ */
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+ public void hmSet(String key, Object hashKey, Object value) {
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+ HashOperations<String, Object, Object> hash = redisTemplate.opsForHash();
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+ hash.put(key, hashKey, value);
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+ }
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+
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+ /**
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+ * 哈希获取数据
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+ *
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+ * @param key
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+ * @param hashKey
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+ * @return
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+ */
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+ public Object hmGet(String key, Object hashKey) {
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+ HashOperations<String, Object, Object> hash = redisTemplate.opsForHash();
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+ return hash.get(key, hashKey);
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+ }
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+
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+ /**
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+ * 列表添加
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+ *
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+ * @param k
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+ * @param v
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+ */
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+ public void lPush(String k, Object v) {
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+ ListOperations<String, Object> list = redisTemplate.opsForList();
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+ list.rightPush(k, v);
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+ }
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+
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+ /**
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+ * 列表获取
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+ *
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+ * @param k
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+ * @param l
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+ * @param l1
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+ * @return
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+ */
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+ public List<Object> lRange(String k, long l, long l1) {
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+ ListOperations<String, Object> list = redisTemplate.opsForList();
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+ return list.range(k, l, l1);
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+ }
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+
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+ /**
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+ * 集合添加
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+ *
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+ * @param key
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+ * @param value
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+ */
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+ public void add(String key, Object value) {
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+ SetOperations<String, Object> set = redisTemplate.opsForSet();
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+ set.add(key, value);
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+ }
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+
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+ /**
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+ * 集合获取
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+ *
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+ * @param key
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+ * @return
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+ */
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+ public Set<Object> setMembers(String key) {
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+ SetOperations<String, Object> set = redisTemplate.opsForSet();
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+ return set.members(key);
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+ }
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+
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+ /**
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+ * 有序集合添加
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+ *
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+ * @param key
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+ * @param value
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+ * @param scoure
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+ */
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+ public void zAdd(String key, Object value, double scoure) {
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+ ZSetOperations<String, Object> zset = redisTemplate.opsForZSet();
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+ zset.add(key, value, scoure);
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+ }
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+
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+ /**
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+ * 有序集合获取
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+ *
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+ * @param key
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+ * @param scoure
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+ * @param scoure1
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+ * @return
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+ */
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+ public Set<Object> rangeByScore(String key, double scoure, double scoure1) {
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+ ZSetOperations<String, Object> zset = redisTemplate.opsForZSet();
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+ redisTemplate.opsForValue();
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+ return zset.rangeByScore(key, scoure, scoure1);
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+ }
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+
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+
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+ //第一次加载的时候将数据加载到redis中
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+ public void saveDataToRedis(String name) {
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+ long indexLong = (long) Math.abs(name.hashCode() % size);
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+ boolean availableUsers = setBit("availableUsers", indexLong, true);
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+ }
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+
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+ //第一次加载的时候将数据加载到redis中
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+ public boolean getDataToRedis(String name) {
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+
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+ long indexLong = (long) Math.abs(name.hashCode() % size);
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+ return getBit("availableUsers", indexLong);
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+ }
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+
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+ /**
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+ * 有序集合获取排名
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+ *
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+ * @param key 集合名称
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+ * @param value 值
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+ */
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+ public Long zRank(String key, Object value) {
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+ ZSetOperations<String, Object> zset = redisTemplate.opsForZSet();
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+ return zset.rank(key, value);
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+ }
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+
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+
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+ /**
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+ * 有序集合获取排名
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+ *
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+ * @param key
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+ */
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+ public Set<ZSetOperations.TypedTuple<Object>> zRankWithScore(String key, long start, long end) {
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+ ZSetOperations<String, Object> zset = redisTemplate.opsForZSet();
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+ Set<ZSetOperations.TypedTuple<Object>> ret = zset.rangeWithScores(key, start, end);
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+ return ret;
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+ }
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+
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+ /**
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+ * 有序集合添加
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+ *
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+ * @param key
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+ * @param value
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+ */
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+ public Double zSetScore(String key, Object value) {
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+ ZSetOperations<String, Object> zset = redisTemplate.opsForZSet();
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+ return zset.score(key, value);
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+ }
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+
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+
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+ /**
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+ * 有序集合添加分数
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+ *
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+ * @param key
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+ * @param value
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+ * @param scoure
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+ */
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+ public void incrementScore(String key, Object value, double scoure) {
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+ ZSetOperations<String, Object> zset = redisTemplate.opsForZSet();
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+ zset.incrementScore(key, value, scoure);
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+ }
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+
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+
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+ /**
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+ * 有序集合获取排名
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+ *
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+ * @param key
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+ */
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+ public Set<ZSetOperations.TypedTuple<Object>> reverseZRankWithScore(String key, long start, long end) {
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+ ZSetOperations<String, Object> zset = redisTemplate.opsForZSet();
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+ Set<ZSetOperations.TypedTuple<Object>> ret = zset.reverseRangeByScoreWithScores(key, start, end);
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+ return ret;
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+ }
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+
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+ /**
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+ * 有序集合获取排名
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+ *
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+ * @param key
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+ */
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+ public Set<ZSetOperations.TypedTuple<Object>> reverseZRankWithRank(String key, long start, long end) {
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+ ZSetOperations<String, Object> zset = redisTemplate.opsForZSet();
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+ Set<ZSetOperations.TypedTuple<Object>> ret = zset.reverseRangeWithScores(key, start, end);
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+ return ret;
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+ }
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+
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+ public Long delete(String... key) {
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+ if (key != null && key.length > 0) {
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+ if (key.length == 1) {
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+ if(redisTemplate.delete(key[0])) {
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+ return Long.valueOf(1);
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+ }else {
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+ return Long.valueOf(0);
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+ }
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+ } else {
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+ return redisTemplate.delete(CollectionUtils.arrayToList(key));
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+ }
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+ }
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+ return Long.valueOf(0);
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+ }
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+
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+}
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+
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