application.yml 配置
mongodb: address: localhost:27017 database: soms username: admin password: 123456 # 连接池配置 clientName: soms-task # 客户端的标识，用于定位请求来源等 connectionTimeoutMs: 10000 # TCP连接超时，毫秒 readTimeoutMs: 15000 # TCP读取超时，毫秒 poolMaxWaitTimeMs: 3000 #当连接池无可用连接时客户端阻塞等待的时长，单位毫秒 connectionMaxIdleTimeMs: 60000 #TCP连接闲置时间，单位毫秒 connectionMaxLifeTimeMs: 120000 #TCP连接最多可以使用多久，单位毫秒 heartbeatFrequencyMs: 20000 #心跳检测发送频率，单位毫秒 minHeartbeatFrequencyMs: 8000 #最小的心跳检测发送频率，单位毫秒 heartbeatConnectionTimeoutMs: 10000 #心跳检测TCP连接超时，单位毫秒 heartbeatReadTimeoutMs: 15000 #心跳检测TCP连接读取超时，单位毫秒 connectionsPerHost: 100 # 每个host的TCP连接数 minConnectionsPerHost: 5 #每个host的最小TCP连接数 #计算允许多少个线程阻塞等待可用TCP连接时的乘数，算法： threadsAllowedToBlockForConnectionMultiplier*connectionsPerHost，当前配置允许10*20个线程阻塞 threadsAllowedToBlockForConnectionMultiplier: 10
用来获取配置参数的类
import lombok.Data;
import org.springframework.boot.context.properties.ConfigurationProperties;
import org.springframework.stereotype.Component;
import org.springframework.validation.annotation.Validated;
import javax.validation.constraints.Min;
import javax.validation.constraints.NotNull;
import javax.validation.constraints.Size;
import java.util.List;
@Data
@Validated
@Component
@ConfigurationProperties(prefix = "mongodb")
public class MongoClientOptionProperties {
private String database;
private String username;
private String password;
@NotNull
private List address;
@NotNull
@Size(min = 1)
private String clientName;
@Min(value = 1)
private int connectionTimeoutMs;
@Min(value = 1)
private int readTimeoutMs;
@Min(value = 1)
private int poolMaxWaitTimeMs;
@Min(value = 1)
private int connectionMaxIdleTimeMs;
@Min(value = 1)
private int connectionMaxLifeTimeMs;
@Min(value = 2000)
private int heartbeatFrequencyMs;
@Min(value = 300)
private int minHeartbeatFrequencyMs;
@Min(value = 1)
private int threadsAllowedToBlockForConnectionMultiplier;
@Min(value = 200)
private int heartbeatConnectionTimeoutMs;
@Min(value = 200)
private int heartbeatReadTimeoutMs;
@Min(value = 1)
private int connectionsPerHost;
@Min(value = 1)
private int minConnectionsPerHost;
}
配置类
package com.alkin.soms.common.mongo;
import com.mongodb.MongoClient;
import com.mongodb.MongoClientOptions;
import com.mongodb.MongoCredential;
import com.mongodb.ServerAddress;
import org.apache.commons.lang.StringUtils;
import org.slf4j.Logger;
import org.slf4j.LoggerFactory;
import org.springframework.beans.factory.BeanFactory;
import org.springframework.beans.factory.NoSuchBeanDefinitionException;
import org.springframework.beans.factory.annotation.Autowired;
import org.springframework.context.annotation.Bean;
import org.springframework.context.annotation.Configuration;
import org.springframework.data.mongodb.MongoDbFactory;
import org.springframework.data.mongodb.core.MongoTemplate;
import org.springframework.data.mongodb.core.SimpleMongoDbFactory;
import org.springframework.data.mongodb.core.convert.*;
import org.springframework.data.mongodb.core.mapping.MongoMappingContext;
import java.util.ArrayList;
import java.util.List;
@Configuration
public class MongoConfig {
private final Logger log = LoggerFactory.getLogger(MongoConfig.class);
@Bean
@Autowired public MongoDbFactory mongoDbFactory(MongoClientOptionProperties properties) {
//创建客户端参数
MongoClientOptions options = mongoClientOptions(properties);
//创建客户端和Factory
List serverAddresses = new ArrayList<>();
for (String address : properties.getAddress()) {
String[] hostAndPort = address.split(":");
String host = hostAndPort[0];
int port = Integer.parseInt(hostAndPort[1]);
ServerAddress serverAddress = new ServerAddress(host, port);
serverAddresses.add(serverAddress);
}
String username = properties.getUsername();
String password = properties.getPassword();
String database = properties.getDatabase();
MongoClient mongoClient;
if (StringUtils.isNotEmpty(username) && StringUtils.isNotEmpty(password)) {
//创建认证客户端
MongoCredential mongoCredential = MongoCredential.createScramSha1Credential(
username,
database,
password.toCharArray());
mongoClient = new MongoClient(serverAddresses.get(0), mongoCredential, options);
} else {
//创建非认证客户端
mongoClient = new MongoClient(serverAddresses, options);
}
SimpleMongoDbFactory mongoDbFactory = new SimpleMongoDbFactory(mongoClient, database);
log.info("mongodb注入成功");
return mongoDbFactory;
}
@Bean(name = "mongoTemplate")
@Autowired
public MongoTemplate getMongoTemplate(MongoDbFactory mongoDbFactory) {
return new MongoTemplate(mongoDbFactory);
}
public MongoClientOptions mongoClientOptions(MongoClientOptionProperties properties) {
return MongoClientOptions.builder()
.connectTimeout(properties.getConnectionTimeoutMs())
.socketTimeout(properties.getReadTimeoutMs()).applicationName(properties.getClientName())
.heartbeatConnectTimeout(properties.getHeartbeatConnectionTimeoutMs())
.heartbeatSocketTimeout(properties.getHeartbeatReadTimeoutMs())
.heartbeatFrequency(properties.getHeartbeatFrequencyMs())
.minHeartbeatFrequency(properties.getMinHeartbeatFrequencyMs())
.maxConnectionIdleTime(properties.getConnectionMaxIdleTimeMs())
.maxConnectionLifeTime(properties.getConnectionMaxLifeTimeMs())
.maxWaitTime(properties.getPoolMaxWaitTimeMs())
.connectionsPerHost(properties.getConnectionsPerHost())
.threadsAllowedToBlockForConnectionMultiplier(
properties.getThreadsAllowedToBlockForConnectionMultiplier())
.minConnectionsPerHost(properties.getMinConnectionsPerHost()).build();
}
@Bean
public MappingMongoConverter mappingMongoConverter(MongoDbFactory factory, MongoMappingContext context, BeanFactory beanFactory) {
DbRefResolver dbRefResolver = new DefaultDbRefResolver(factory);
MappingMongoConverter mappingConverter = new MappingMongoConverter(dbRefResolver, context);
try {
mappingConverter.setCustomConversions(beanFactory.getBean(MongoCustomConversions.class));
} catch (NoSuchBeanDefinitionException ignore) {
}
// Don't save _class to dao
mappingConverter.setTypeMapper(new DefaultMongoTypeMapper(null));
return mappingConverter;
}
}
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