基于Redisson+SpringBoot的Redission分布式锁
2024-09-04 23:41:08
原文:https://blog.csdn.net/sunct/article/details/80178197
定义分布式锁接口
package com.redis.lock.redisson_springboot; import java.util.concurrent.TimeUnit; public interface DistributedLocker { void lock(String lockKey); void unlock(String lockKey); void lock(String lockKey, int timeout); void lock(String lockKey, TimeUnit unit ,int timeout);
}
基于Redisson的分布式锁实现
package com.redis.lock.redisson_springboot; import org.redisson.api.RLock;
import org.redisson.api.RedissonClient; import java.util.concurrent.TimeUnit; public class RedissonDistributedLocker implements DistributedLocker { private RedissonClient redissonClient; @Override
public void lock(String lockKey) {
RLock lock = redissonClient.getLock(lockKey);
lock.lock();
} @Override
public void unlock(String lockKey) {
RLock lock = redissonClient.getLock(lockKey);
lock.unlock();
} @Override
public void lock(String lockKey, int leaseTime) {
RLock lock = redissonClient.getLock(lockKey);
lock.lock(leaseTime, TimeUnit.SECONDS);
} @Override
public void lock(String lockKey, TimeUnit unit ,int timeout) {
RLock lock = redissonClient.getLock(lockKey);
lock.lock(timeout, unit);
} public void setRedissonClient(RedissonClient redissonClient) {
this.redissonClient = redissonClient;
}
}
redis分布式锁帮助类
package com.redis.lock.redisson_springboot; import java.util.concurrent.TimeUnit; /**
* redis分布式锁帮助类
*
*/
public class RedissLockUtil {
private static DistributedLocker redissLock; public static void setLocker(DistributedLocker locker) {
redissLock = locker;
} public static void lock(String lockKey) {
redissLock.lock(lockKey);
} public static void unlock(String lockKey) {
redissLock.unlock(lockKey);
} /**
* 带超时的锁
* @param lockKey
* @param timeout 超时时间 单位:秒
*/
public static void lock(String lockKey, int timeout) {
redissLock.lock(lockKey, timeout);
} /**
* 带超时的锁
* @param lockKey
* @param unit 时间单位
* @param timeout 超时时间
*/
public static void lock(String lockKey, TimeUnit unit ,int timeout) {
redissLock.lock(lockKey, unit, timeout);
}
}
SpringBoot的自动配置类
package com.redis.lock.redisson_springboot; import org.apache.commons.lang3.StringUtils;
import org.redisson.Redisson;
import org.redisson.api.RedissonClient;
import org.redisson.config.Config;
import org.redisson.config.SentinelServersConfig;
import org.redisson.config.SingleServerConfig;
import org.springframework.beans.factory.annotation.Autowired;
import org.springframework.boot.autoconfigure.condition.ConditionalOnClass;
import org.springframework.boot.autoconfigure.condition.ConditionalOnProperty;
import org.springframework.boot.context.properties.EnableConfigurationProperties;
import org.springframework.context.annotation.Bean;
import org.springframework.context.annotation.Configuration; @Configuration
@ConditionalOnClass(Config.class)
@EnableConfigurationProperties(RedissonProperties.class)
public class RedissonAutoConfiguration { @Autowired
private RedissonProperties redssionProperties; /**
* 哨兵模式自动装配
* @return
*/
@Bean
@ConditionalOnProperty(name="redisson.master-name")
RedissonClient redissonSentinel() {
Config config = new Config();
SentinelServersConfig serverConfig = config.useSentinelServers().addSentinelAddress(redssionProperties.getSentinelAddresses())
.setMasterName(redssionProperties.getMasterName())
.setTimeout(redssionProperties.getTimeout())
.setMasterConnectionPoolSize(redssionProperties.getMasterConnectionPoolSize())
.setSlaveConnectionPoolSize(redssionProperties.getSlaveConnectionPoolSize()); if(StringUtils.isNotBlank(redssionProperties.getPassword())) {
serverConfig.setPassword(redssionProperties.getPassword());
}
return Redisson.create(config);
} /**
* 单机模式自动装配
* @return
*/
@Bean
@ConditionalOnProperty(name="redisson.address")
RedissonClient redissonSingle() {
Config config = new Config();
SingleServerConfig serverConfig = config.useSingleServer()
.setAddress(redssionProperties.getAddress())
.setTimeout(redssionProperties.getTimeout())
.setConnectionPoolSize(redssionProperties.getConnectionPoolSize())
.setConnectionMinimumIdleSize(redssionProperties.getConnectionMinimumIdleSize()); if(StringUtils.isNotBlank(redssionProperties.getPassword())) {
serverConfig.setPassword(redssionProperties.getPassword());
} return Redisson.create(config);
} /**
* 装配locker类,并将实例注入到RedissLockUtil中
* @return
*/
@Bean
DistributedLocker distributedLocker(RedissonClient redissonSingle) {
RedissonDistributedLocker locker = new RedissonDistributedLocker();
locker.setRedissonClient(redissonSingle);
RedissLockUtil.setLocker(locker);
return locker;
} }
Redisson配置类
package com.redis.lock.redisson_springboot; import org.springframework.boot.context.properties.ConfigurationProperties; @ConfigurationProperties(prefix = "redisson")
public class RedissonProperties { private int timeout = 3000; private String address; private String password; private int connectionPoolSize = 64; private int connectionMinimumIdleSize=10; private int slaveConnectionPoolSize = 250; private int masterConnectionPoolSize = 250; private String[] sentinelAddresses; private String masterName; public int getTimeout() {
return timeout;
} public void setTimeout(int timeout) {
this.timeout = timeout;
} public int getSlaveConnectionPoolSize() {
return slaveConnectionPoolSize;
} public void setSlaveConnectionPoolSize(int slaveConnectionPoolSize) {
this.slaveConnectionPoolSize = slaveConnectionPoolSize;
} public int getMasterConnectionPoolSize() {
return masterConnectionPoolSize;
} public void setMasterConnectionPoolSize(int masterConnectionPoolSize) {
this.masterConnectionPoolSize = masterConnectionPoolSize;
} public String[] getSentinelAddresses() {
return sentinelAddresses;
} public void setSentinelAddresses(String sentinelAddresses) {
this.sentinelAddresses = sentinelAddresses.split(",");
} public String getMasterName() {
return masterName;
} public void setMasterName(String masterName) {
this.masterName = masterName;
} public String getPassword() {
return password;
} public void setPassword(String password) {
this.password = password;
} public String getAddress() {
return address;
} public void setAddress(String address) {
this.address = address;
} public int getConnectionPoolSize() {
return connectionPoolSize;
} public void setConnectionPoolSize(int connectionPoolSize) {
this.connectionPoolSize = connectionPoolSize;
} public int getConnectionMinimumIdleSize() {
return connectionMinimumIdleSize;
} public void setConnectionMinimumIdleSize(int connectionMinimumIdleSize) {
this.connectionMinimumIdleSize = connectionMinimumIdleSize;
}
}
属性文件配置项application.properties
# redisson lock
#1、单机模式
redisson.address=redis://10.18.75.115:6379
#redisson.password= #2、哨兵模式
redisson.master-name=mymaster
#redisson.password=xxxx
redisson.sentinel-addresses=10.47.91.83:26379,10.47.91.83:26380,10.47.91.83:26381
定义分布式锁接口
- package com.redis.lock.redisson_springboot;
- import java.util.concurrent.TimeUnit;
- public interface DistributedLocker {
- void lock(String lockKey);
- void unlock(String lockKey);
- void lock(String lockKey, int timeout);
- void lock(String lockKey, TimeUnit unit ,int timeout);
- }
基于Redisson的分布式锁实现
- package com.redis.lock.redisson_springboot;
- import org.redisson.api.RLock;
- import org.redisson.api.RedissonClient;
- import java.util.concurrent.TimeUnit;
- public class RedissonDistributedLocker implements DistributedLocker {
- private RedissonClient redissonClient;
- @Override
- public void lock(String lockKey) {
- RLock lock = redissonClient.getLock(lockKey);
- lock.lock();
- }
- @Override
- public void unlock(String lockKey) {
- RLock lock = redissonClient.getLock(lockKey);
- lock.unlock();
- }
- @Override
- public void lock(String lockKey, int leaseTime) {
- RLock lock = redissonClient.getLock(lockKey);
- lock.lock(leaseTime, TimeUnit.SECONDS);
- }
- @Override
- public void lock(String lockKey, TimeUnit unit ,int timeout) {
- RLock lock = redissonClient.getLock(lockKey);
- lock.lock(timeout, unit);
- }
- public void setRedissonClient(RedissonClient redissonClient) {
- this.redissonClient = redissonClient;
- }
- }
redis分布式锁帮助类
- package com.redis.lock.redisson_springboot;
- import java.util.concurrent.TimeUnit;
- /**
- * redis分布式锁帮助类
- *
- */
- public class RedissLockUtil {
- private static DistributedLocker redissLock;
- public static void setLocker(DistributedLocker locker) {
- redissLock = locker;
- }
- public static void lock(String lockKey) {
- redissLock.lock(lockKey);
- }
- public static void unlock(String lockKey) {
- redissLock.unlock(lockKey);
- }
- /**
- * 带超时的锁
- * @param lockKey
- * @param timeout 超时时间 单位:秒
- */
- public static void lock(String lockKey, int timeout) {
- redissLock.lock(lockKey, timeout);
- }
- /**
- * 带超时的锁
- * @param lockKey
- * @param unit 时间单位
- * @param timeout 超时时间
- */
- public static void lock(String lockKey, TimeUnit unit ,int timeout) {
- redissLock.lock(lockKey, unit, timeout);
- }
- }
SpringBoot的自动配置类
- package com.redis.lock.redisson_springboot;
- import org.apache.commons.lang3.StringUtils;
- import org.redisson.Redisson;
- import org.redisson.api.RedissonClient;
- import org.redisson.config.Config;
- import org.redisson.config.SentinelServersConfig;
- import org.redisson.config.SingleServerConfig;
- import org.springframework.beans.factory.annotation.Autowired;
- import org.springframework.boot.autoconfigure.condition.ConditionalOnClass;
- import org.springframework.boot.autoconfigure.condition.ConditionalOnProperty;
- import org.springframework.boot.context.properties.EnableConfigurationProperties;
- import org.springframework.context.annotation.Bean;
- import org.springframework.context.annotation.Configuration;
- @Configuration
- @ConditionalOnClass(Config.class)
- @EnableConfigurationProperties(RedissonProperties.class)
- public class RedissonAutoConfiguration {
- @Autowired
- private RedissonProperties redssionProperties;
- /**
- * 哨兵模式自动装配
- * @return
- */
- @Bean
- @ConditionalOnProperty(name="redisson.master-name")
- RedissonClient redissonSentinel() {
- Config config = new Config();
- SentinelServersConfig serverConfig = config.useSentinelServers().addSentinelAddress(redssionProperties.getSentinelAddresses())
- .setMasterName(redssionProperties.getMasterName())
- .setTimeout(redssionProperties.getTimeout())
- .setMasterConnectionPoolSize(redssionProperties.getMasterConnectionPoolSize())
- .setSlaveConnectionPoolSize(redssionProperties.getSlaveConnectionPoolSize());
- if(StringUtils.isNotBlank(redssionProperties.getPassword())) {
- serverConfig.setPassword(redssionProperties.getPassword());
- }
- return Redisson.create(config);
- }
- /**
- * 单机模式自动装配
- * @return
- */
- @Bean
- @ConditionalOnProperty(name="redisson.address")
- RedissonClient redissonSingle() {
- Config config = new Config();
- SingleServerConfig serverConfig = config.useSingleServer()
- .setAddress(redssionProperties.getAddress())
- .setTimeout(redssionProperties.getTimeout())
- .setConnectionPoolSize(redssionProperties.getConnectionPoolSize())
- .setConnectionMinimumIdleSize(redssionProperties.getConnectionMinimumIdleSize());
- if(StringUtils.isNotBlank(redssionProperties.getPassword())) {
- serverConfig.setPassword(redssionProperties.getPassword());
- }
- return Redisson.create(config);
- }
- /**
- * 装配locker类,并将实例注入到RedissLockUtil中
- * @return
- */
- @Bean
- DistributedLocker distributedLocker(RedissonClient redissonSingle) {
- RedissonDistributedLocker locker = new RedissonDistributedLocker();
- locker.setRedissonClient(redissonSingle);
- RedissLockUtil.setLocker(locker);
- return locker;
- }
- }
Redisson配置类
- package com.redis.lock.redisson_springboot;
- import org.springframework.boot.context.properties.ConfigurationProperties;
- @ConfigurationProperties(prefix = "redisson")
- public class RedissonProperties {
- private int timeout = 3000;
- private String address;
- private String password;
- private int connectionPoolSize = 64;
- private int connectionMinimumIdleSize=10;
- private int slaveConnectionPoolSize = 250;
- private int masterConnectionPoolSize = 250;
- private String[] sentinelAddresses;
- private String masterName;
- public int getTimeout() {
- return timeout;
- }
- public void setTimeout(int timeout) {
- this.timeout = timeout;
- }
- public int getSlaveConnectionPoolSize() {
- return slaveConnectionPoolSize;
- }
- public void setSlaveConnectionPoolSize(int slaveConnectionPoolSize) {
- this.slaveConnectionPoolSize = slaveConnectionPoolSize;
- }
- public int getMasterConnectionPoolSize() {
- return masterConnectionPoolSize;
- }
- public void setMasterConnectionPoolSize(int masterConnectionPoolSize) {
- this.masterConnectionPoolSize = masterConnectionPoolSize;
- }
- public String[] getSentinelAddresses() {
- return sentinelAddresses;
- }
- public void setSentinelAddresses(String sentinelAddresses) {
- this.sentinelAddresses = sentinelAddresses.split(",");
- }
- public String getMasterName() {
- return masterName;
- }
- public void setMasterName(String masterName) {
- this.masterName = masterName;
- }
- public String getPassword() {
- return password;
- }
- public void setPassword(String password) {
- this.password = password;
- }
- public String getAddress() {
- return address;
- }
- public void setAddress(String address) {
- this.address = address;
- }
- public int getConnectionPoolSize() {
- return connectionPoolSize;
- }
- public void setConnectionPoolSize(int connectionPoolSize) {
- this.connectionPoolSize = connectionPoolSize;
- }
- public int getConnectionMinimumIdleSize() {
- return connectionMinimumIdleSize;
- }
- public void setConnectionMinimumIdleSize(int connectionMinimumIdleSize) {
- this.connectionMinimumIdleSize = connectionMinimumIdleSize;
- }
- }
属性文件配置项application.properties
- # redisson lock
- #1、单机模式
- redisson.address=redis://10.18.75.115:6379
- #redisson.password=
- #2、哨兵模式
- redisson.master-name=mymaster
- #redisson.password=xxxx
- redisson.sentinel-addresses=10.47.91.83:26379,10.47.91.83:26380,10.47.91.83:26381
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