Java Code Examples for com.alibaba.druid.pool.DruidDataSource#setTimeBetweenEvictionRunsMillis()
The following examples show how to use
com.alibaba.druid.pool.DruidDataSource#setTimeBetweenEvictionRunsMillis() .
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Example 1
| Source File: DataSourceConfig.java From Spring-Blog with Apache License 2.0 | 6 votes |
|
/**
* 手动创建DruidDataSource,通过DataSourceProperties 读取配置
* 参数格式
* spring.datasource.url=jdbc:mysql://localhost:3306/charles_blog
* spring.datasource.username=root
* spring.datasource.password=root
* spring.datasource.driver-class-name=com.mysql.jdbc.Driver
*
* @return DataSource
* @throws SQLException
*/
@Bean(name = "slaveDataSource")
@Qualifier("slaveDataSource")
public DataSource slaveDataSource() throws SQLException {
DruidDataSource dataSource = new DruidDataSource();
dataSource.setUrl(properties.getUrl());
dataSource.setDriverClassName(properties.getDriverClassName());
dataSource.setUsername(properties.getUsername());
dataSource.setPassword(properties.getPassword());
dataSource.setInitialSize(5);
dataSource.setMinIdle(5);
dataSource.setMaxActive(100);
dataSource.setMaxWait(60000);
dataSource.setTimeBetweenEvictionRunsMillis(60000);
dataSource.setMinEvictableIdleTimeMillis(300000);
dataSource.setValidationQuery("SELECT 'x'");
dataSource.setTestWhileIdle(true);
dataSource.setTestOnBorrow(false);
dataSource.setTestOnReturn(false);
dataSource.setPoolPreparedStatements(true);
dataSource.setMaxPoolPreparedStatementPerConnectionSize(20);
dataSource.setFilters("stat,wall");
return dataSource;
}
Example 2
| Source File: DataSourceConfig.java From springboot-learning-experience with Apache License 2.0 | 6 votes |
|
/**
* 手动创建DruidDataSource,通过DataSourceProperties 读取配置
* @return
* @throws SQLException
*/
@Bean(name = "slaveDataSource")
@Qualifier("slaveDataSource")
@ConfigurationProperties(prefix = "spring.datasource.slave")
public DataSource slaveDataSource() throws SQLException {
DruidDataSource dataSource = new DruidDataSource();
dataSource.setFilters(filters);
dataSource.setUrl(properties.getUrl());
dataSource.setDriverClassName(properties.getDriverClassName());
dataSource.setUsername(properties.getUsername());
dataSource.setPassword(properties.getPassword());
dataSource.setInitialSize(initialSize);
dataSource.setMinIdle(minIdle);
dataSource.setMaxActive(maxActive);
dataSource.setMaxWait(maxWait);
dataSource.setTimeBetweenEvictionRunsMillis(timeBetweenEvictionRunsMillis);
dataSource.setMinEvictableIdleTimeMillis(minEvictableIdleTimeMillis);
dataSource.setValidationQuery(validationQuery);
dataSource.setTestWhileIdle(testWhileIdle);
dataSource.setTestOnBorrow(testOnBorrow);
dataSource.setTestOnReturn(testOnReturn);
dataSource.setPoolPreparedStatements(poolPreparedStatements);
dataSource.setMaxPoolPreparedStatementPerConnectionSize(maxPoolPreparedStatementPerConnectionSize);
return dataSource;
}
Example 3
| Source File: DynamicDataSource.java From tcc-transaction with Apache License 2.0 | 6 votes |
|
private DataSource getDruidDataSource(DataSourceInfoDto dto) {
DruidDataSource druidDataSource = new DruidDataSource();
druidDataSource.setUrl(dto.getDbUrl());
druidDataSource.setUsername(dto.getUsername());
druidDataSource.setPassword(getPassword(dto.getUsername(), dto.getPassword()));
druidDataSource.setMaxActive(dto.getMaxActive());
druidDataSource.setInitialSize(dto.getInitialSize());
druidDataSource.setMaxWait(60000);
druidDataSource.setTimeBetweenEvictionRunsMillis(300000);
druidDataSource.setMinEvictableIdleTimeMillis(300000);
druidDataSource.setValidationQuery("select 1");
druidDataSource.setTestWhileIdle(true);
druidDataSource.setTestOnBorrow(false);
druidDataSource.setTestOnReturn(false);
druidDataSource.setPoolPreparedStatements(true);
druidDataSource.setMaxPoolPreparedStatementPerConnectionSize(50);
try {
druidDataSource.init();
} catch (SQLException e) {
log.error("Can't init druidDataSource from DataSourceInfo:" + dto, e);
}
return druidDataSource;
}
Example 4
| Source File: DruidDataSourceFactoryBean.java From cloud-config with MIT License | 6 votes |
|
private DruidDataSource createNewDataSource() throws Exception {
DruidDataSource druidDataSource = new DruidDataSource();
druidDataSource.setDriverClassName(config.getDriverClassName()); //loads the jdbc driver
druidDataSource.setUrl(config.getJdbcUrl());
druidDataSource.setUsername(config.getUserName());
druidDataSource.setPassword(config.getPassword());
druidDataSource.setInitialSize(config.getInitialSize());
druidDataSource.setMaxActive(config.getMaxActive());
druidDataSource.setMaxIdle(config.getMaxIdle());
druidDataSource.setMaxWait(config.getMaxWait());
druidDataSource.setFilters(config.getFilters());
druidDataSource.setTimeBetweenEvictionRunsMillis(config.getTimeBetweenEvictionRunsMillis());
druidDataSource.setMinEvictableIdleTimeMillis(config.getMinEvictableIdleTimeMillis());
druidDataSource.setValidationQuery(config.getValidationQuery());
druidDataSource.setTestWhileIdle(config.isTestWhileIdle());
druidDataSource.setTestOnBorrow(config.isTestOnBorrow());
druidDataSource.setTestOnReturn(config.isTestOnReturn());
druidDataSource.setPoolPreparedStatements(config.isPoolPreparedStatements());
druidDataSource.setMaxPoolPreparedStatementPerConnectionSize(config.getMaxPoolPreparedStatementPerConnectionSize());
return druidDataSource;
}
Example 5
| Source File: MasterDataSourceConfig.java From springBoot-study with Apache License 2.0 | 5 votes |
|
@Bean(name = "masterDataSource")
@Primary //标志这个 Bean 如果在多个同类 Bean 候选时，该 Bean 优先被考虑。
public DataSource masterDataSource() {
DruidDataSource dataSource = new DruidDataSource();
dataSource.setUrl(url);
dataSource.setUsername(username);
dataSource.setPassword(password);
dataSource.setDriverClassName(driverClassName);
//具体配置
dataSource.setInitialSize(initialSize);
dataSource.setMinIdle(minIdle);
dataSource.setMaxActive(maxActive);
dataSource.setMaxWait(maxWait);
dataSource.setTimeBetweenEvictionRunsMillis(timeBetweenEvictionRunsMillis);
dataSource.setMinEvictableIdleTimeMillis(minEvictableIdleTimeMillis);
dataSource.setValidationQuery(validationQuery);
dataSource.setTestWhileIdle(testWhileIdle);
dataSource.setTestOnBorrow(testOnBorrow);
dataSource.setTestOnReturn(testOnReturn);
dataSource.setPoolPreparedStatements(poolPreparedStatements);
dataSource.setMaxPoolPreparedStatementPerConnectionSize(maxPoolPreparedStatementPerConnectionSize);
try {
dataSource.setFilters(filters);
} catch (SQLException e) {
e.printStackTrace();
}
dataSource.setConnectionProperties(connectionProperties);
return dataSource;
}
Example 6
| Source File: DruidDataSourceFactory.java From jboot with Apache License 2.0 | 5 votes |
|
@Override
public DataSource createDataSource(DataSourceConfig config) {
DruidDataSource druidDataSource = new DruidDataSource();
druidDataSource.setUrl(config.getUrl());
druidDataSource.setUsername(config.getUser());
druidDataSource.setPassword(config.getPassword());
druidDataSource.setDriverClassName(config.getDriverClassName());
druidDataSource.setMaxActive(config.getMaximumPoolSize());
druidDataSource.setMaxWait(config.getMaxWait());
druidDataSource.setTimeBetweenEvictionRunsMillis(config.getTimeBetweenEvictionRunsMillis());
druidDataSource.setMinEvictableIdleTimeMillis(config.getMinEvictableIdleTimeMillis());
druidDataSource.setTimeBetweenConnectErrorMillis(config.getTimeBetweenConnectErrorMillis());
druidDataSource.setValidationQuery(config.getValidationQuery());
druidDataSource.setTestWhileIdle(config.isTestWhileIdle());
druidDataSource.setTestOnBorrow(config.isTestOnBorrow());
druidDataSource.setTestOnReturn(config.isTestOnReturn());
if (config.getMinimumIdle() != null) {
druidDataSource.setMinIdle(config.getMinimumIdle());
}
if (config.getConnectionInitSql() != null) {
druidDataSource.setConnectionInitSqls(Sets.newHashSet(config.getConnectionInitSql()));
}
try {
druidDataSource.setFilters("stat");
} catch (SQLException e) {
log.error("DruidDataSourceFactory is error", e);
}
return druidDataSource;
}
Example 7
| Source File: MySQLDruidDataSourceConfiguration.java From spring-boot with Apache License 2.0 | 5 votes |
|
@Bean
@Primary
public DataSource dataSource() {
// 数据库驱动配置信息
DruidDataSource datasource = new DruidDataSource();
datasource.setDbType(properties.getType());
datasource.setUrl(properties.getUrl());
datasource.setUsername(properties.getUsername());
datasource.setPassword(properties.getPassword());
datasource.setDriverClassName(properties.getDriver());
// 数据库连接池配置信息
datasource.setMaxWait(properties.getMaxWait());
// datasource.setInitialSize(properties.getInitialSize()); //配置后, junit将不能执行
datasource.setMinIdle(properties.getMinIdle());
datasource.setMaxActive(properties.getMaxActive());
datasource.setMaxWait(properties.getMaxWait());
datasource.setTimeBetweenEvictionRunsMillis(properties.getTimeBetweenEvictionRunsMillis());
datasource.setMinEvictableIdleTimeMillis(properties.getMinEvictableIdleTimeMillis());
datasource.setMaxEvictableIdleTimeMillis(properties.getMaxEvictableIdleTimeMillis());
datasource.setRemoveAbandoned(properties.isRemoveAbandoned());
datasource.setRemoveAbandonedTimeoutMillis(properties.getRemoveAbandonedTimeoutMillis());
datasource.setTimeBetweenConnectErrorMillis(properties.getTimeBetweenConnectErrorMillis());
datasource.setValidationQuery(properties.getValidationQuery());
datasource.setTestWhileIdle(properties.isTestWhileIdle());
datasource.setTestOnBorrow(properties.isTestOnBorrow());
datasource.setTestOnReturn(properties.isTestOnReturn());
datasource.setPoolPreparedStatements(properties.isPoolPreparedStatements());
datasource.setMaxOpenPreparedStatements(properties.getMaxOpenPreparedStatements());
datasource.setMaxPoolPreparedStatementPerConnectionSize(properties.getMaxPoolPreparedStatementPerConnectionSize());
datasource.setLogAbandoned(properties.isLogAbandoned());
try {
datasource.setFilters(properties.getFilters());
} catch (SQLException e) {
log.error("Druid setting filters exception: " + e.getMessage(), e);
}
datasource.setConnectionProperties(properties.getConnectionProperties());
log.info("\n*** Initialize MySQL Druid datasource successful." + properties.getUrl());
return datasource;
}
Example 8
| Source File: DruidProperties.java From SpringBootBucket with MIT License | 5 votes |
|
public void config(DruidDataSource dataSource) {
dataSource.setDbType(JdbcConstants.MYSQL);
dataSource.setUrl(url);
dataSource.setUsername(username);
dataSource.setPassword(password);
dataSource.setDriverClassName(driverClassName);
dataSource.setInitialSize(initialSize); // 定义初始连接数
dataSource.setMinIdle(minIdle); // 最小空闲
dataSource.setMaxActive(maxActive); // 定义最大连接数
dataSource.setMaxWait(maxWait); // 获取连接等待超时的时间
dataSource.setRemoveAbandoned(removeAbandoned); // 超过时间限制是否回收
dataSource.setRemoveAbandonedTimeout(removeAbandonedTimeout); // 超过时间限制多长
// 配置间隔多久才进行一次检测，检测需要关闭的空闲连接，单位是毫秒
dataSource.setTimeBetweenEvictionRunsMillis(timeBetweenEvictionRunsMillis);
// 配置一个连接在池中最小生存的时间，单位是毫秒
dataSource.setMinEvictableIdleTimeMillis(minEvictableIdleTimeMillis);
// 用来检测连接是否有效的sql，要求是一个查询语句
dataSource.setValidationQuery(validationQuery);
// 申请连接的时候检测
dataSource.setTestWhileIdle(testWhileIdle);
// 申请连接时执行validationQuery检测连接是否有效，配置为true会降低性能
dataSource.setTestOnBorrow(testOnBorrow);
// 归还连接时执行validationQuery检测连接是否有效，配置为true会降低性能
dataSource.setTestOnReturn(testOnReturn);
// 打开PSCache，并且指定每个连接上PSCache的大小
dataSource.setPoolPreparedStatements(poolPreparedStatements);
dataSource.setMaxPoolPreparedStatementPerConnectionSize(maxPoolPreparedStatementPerConnectionSize);
// 属性类型是字符串，通过别名的方式配置扩展插件，常用的插件有：
// 监控统计用的filter:stat
// 日志用的filter:log4j
// 防御SQL注入的filter:wall
try {
dataSource.setFilters(filters);
} catch (SQLException e) {
e.printStackTrace();
}
}
Example 9
| Source File: DruidProperties.java From SpringBootBucket with MIT License | 5 votes |
|
public void config(DruidDataSource dataSource) {
dataSource.setDbType(JdbcConstants.MYSQL);
dataSource.setUrl(url);
dataSource.setUsername(username);
dataSource.setPassword(password);
dataSource.setDriverClassName(driverClassName);
dataSource.setInitialSize(initialSize); // 定义初始连接数
dataSource.setMinIdle(minIdle); // 最小空闲
dataSource.setMaxActive(maxActive); // 定义最大连接数
dataSource.setMaxWait(maxWait); // 获取连接等待超时的时间
dataSource.setRemoveAbandoned(removeAbandoned); // 超过时间限制是否回收
dataSource.setRemoveAbandonedTimeout(removeAbandonedTimeout); // 超过时间限制多长
// 配置间隔多久才进行一次检测，检测需要关闭的空闲连接，单位是毫秒
dataSource.setTimeBetweenEvictionRunsMillis(timeBetweenEvictionRunsMillis);
// 配置一个连接在池中最小生存的时间，单位是毫秒
dataSource.setMinEvictableIdleTimeMillis(minEvictableIdleTimeMillis);
// 用来检测连接是否有效的sql，要求是一个查询语句
dataSource.setValidationQuery(validationQuery);
// 申请连接的时候检测
dataSource.setTestWhileIdle(testWhileIdle);
// 申请连接时执行validationQuery检测连接是否有效，配置为true会降低性能
dataSource.setTestOnBorrow(testOnBorrow);
// 归还连接时执行validationQuery检测连接是否有效，配置为true会降低性能
dataSource.setTestOnReturn(testOnReturn);
// 打开PSCache，并且指定每个连接上PSCache的大小
dataSource.setPoolPreparedStatements(poolPreparedStatements);
dataSource.setMaxPoolPreparedStatementPerConnectionSize(maxPoolPreparedStatementPerConnectionSize);
// 属性类型是字符串，通过别名的方式配置扩展插件，常用的插件有：
// 监控统计用的filter:stat
// 日志用的filter:log4j
// 防御SQL注入的filter:wall
try {
dataSource.setFilters(filters);
} catch (SQLException e) {
e.printStackTrace();
}
}
Example 10
| Source File: DruidDataSourceConfig.java From xxpay-master with MIT License | 5 votes |
|
@Bean(initMethod = "init", destroyMethod = "close")
public DruidDataSource dataSource() throws SQLException {
if (StringUtils.isEmpty(propertyResolver.getProperty("url"))) {
System.out.println("Your database connection pool configuration is incorrect!"
+ " Please check your Spring profile, current profiles are:"
+ Arrays.toString(environment.getActiveProfiles()));
throw new ApplicationContextException(
"Database connection pool is not configured correctly");
}
DruidDataSource druidDataSource = new DruidDataSource();
druidDataSource.setDriverClassName(propertyResolver.getProperty("driver-class-name"));
druidDataSource.setUrl(propertyResolver.getProperty("url"));
druidDataSource.setUsername(propertyResolver.getProperty("username"));
druidDataSource.setPassword(propertyResolver.getProperty("password"));
druidDataSource.setInitialSize(Integer.parseInt(propertyResolver.getProperty("initialSize")));
druidDataSource.setMinIdle(Integer.parseInt(propertyResolver.getProperty("minIdle")));
druidDataSource.setMaxActive(Integer.parseInt(propertyResolver.getProperty("maxActive")));
druidDataSource.setMaxWait(Integer.parseInt(propertyResolver.getProperty("maxWait")));
druidDataSource.setTimeBetweenEvictionRunsMillis(Long.parseLong(propertyResolver.getProperty("timeBetweenEvictionRunsMillis")));
druidDataSource.setMinEvictableIdleTimeMillis(Long.parseLong(propertyResolver.getProperty("minEvictableIdleTimeMillis")));
druidDataSource.setValidationQuery(propertyResolver.getProperty("validationQuery"));
druidDataSource.setTestWhileIdle(Boolean.parseBoolean(propertyResolver.getProperty("testWhileIdle")));
druidDataSource.setTestOnBorrow(Boolean.parseBoolean(propertyResolver.getProperty("testOnBorrow")));
druidDataSource.setTestOnReturn(Boolean.parseBoolean(propertyResolver.getProperty("testOnReturn")));
druidDataSource.setPoolPreparedStatements(Boolean.parseBoolean(propertyResolver.getProperty("poolPreparedStatements")));
druidDataSource.setMaxPoolPreparedStatementPerConnectionSize(Integer.parseInt(propertyResolver.getProperty("maxPoolPreparedStatementPerConnectionSize")));
druidDataSource.setFilters(propertyResolver.getProperty("filters"));
return druidDataSource;
}
Example 11
| Source File: DruidProperties.java From SpringBootBucket with MIT License | 5 votes |
|
public void config(DruidDataSource dataSource) {
dataSource.setDbType(JdbcConstants.MYSQL);
dataSource.setUrl(url);
dataSource.setUsername(username);
dataSource.setPassword(password);
dataSource.setDriverClassName(driverClassName);
dataSource.setInitialSize(initialSize); // 定义初始连接数
dataSource.setMinIdle(minIdle); // 最小空闲
dataSource.setMaxActive(maxActive); // 定义最大连接数
dataSource.setMaxWait(maxWait); // 获取连接等待超时的时间
dataSource.setRemoveAbandoned(removeAbandoned); // 超过时间限制是否回收
dataSource.setRemoveAbandonedTimeout(removeAbandonedTimeout); // 超过时间限制多长
// 配置间隔多久才进行一次检测，检测需要关闭的空闲连接，单位是毫秒
dataSource.setTimeBetweenEvictionRunsMillis(timeBetweenEvictionRunsMillis);
// 配置一个连接在池中最小生存的时间，单位是毫秒
dataSource.setMinEvictableIdleTimeMillis(minEvictableIdleTimeMillis);
// 用来检测连接是否有效的sql，要求是一个查询语句
dataSource.setValidationQuery(validationQuery);
// 申请连接的时候检测
dataSource.setTestWhileIdle(testWhileIdle);
// 申请连接时执行validationQuery检测连接是否有效，配置为true会降低性能
dataSource.setTestOnBorrow(testOnBorrow);
// 归还连接时执行validationQuery检测连接是否有效，配置为true会降低性能
dataSource.setTestOnReturn(testOnReturn);
// 打开PSCache，并且指定每个连接上PSCache的大小
dataSource.setPoolPreparedStatements(poolPreparedStatements);
dataSource.setMaxPoolPreparedStatementPerConnectionSize(maxPoolPreparedStatementPerConnectionSize);
// 属性类型是字符串，通过别名的方式配置扩展插件，常用的插件有：
// 监控统计用的filter:stat
// 日志用的filter:log4j
// 防御SQL注入的filter:wall
try {
dataSource.setFilters(filters);
} catch (SQLException e) {
e.printStackTrace();
}
}
Example 12
| Source File: DataSourceConfig.java From pampas with Apache License 2.0 | 5 votes |
|
@Bean
public DataSource dataSource(@Value("${pampas.db.driverClassName}") String driverClassName,
@Value("${pampas.db.url}") String url,
@Value("${pampas.db.username}") String username,
@Value("${pampas.db.password}") String password,
@Value("${druid.pool.size.max:200}") int max,
@Value("${druid.pool.size.min:1}") int min,
@Value("${druid.pool.size.init:1}") int init) {
DruidDataSource druidDataSource = new DruidDataSource();
druidDataSource.setDriverClassName(driverClassName);
druidDataSource.setUrl(url);
druidDataSource.setUsername(username);
druidDataSource.setPassword(password);
druidDataSource.setInitialSize(init);
druidDataSource.setMaxActive(max);
druidDataSource.setMinIdle(min);
druidDataSource.setTestOnBorrow(false);
druidDataSource.setTestWhileIdle(true);
druidDataSource.setMinEvictableIdleTimeMillis(300000);
druidDataSource.setTimeBetweenEvictionRunsMillis(120000);
druidDataSource.setValidationQuery("select 1");
try {
druidDataSource.setFilters("stat,wall");
} catch (SQLException e) {
log.error("初始化数据源失败:{}", e);
}
return druidDataSource;
}
Example 13
| Source File: DruidProperties.java From SpringBootBucket with MIT License | 5 votes |
|
public void config(DruidDataSource dataSource) {
dataSource.setDbType(JdbcConstants.ORACLE);
dataSource.setUrl(url);
dataSource.setUsername(username);
dataSource.setPassword(password);
dataSource.setDriverClassName(driverClassName);
dataSource.setInitialSize(initialSize); // 定义初始连接数
dataSource.setMinIdle(minIdle); // 最小空闲
dataSource.setMaxActive(maxActive); // 定义最大连接数
dataSource.setMaxWait(maxWait); // 获取连接等待超时的时间
dataSource.setRemoveAbandoned(removeAbandoned); // 超过时间限制是否回收
dataSource.setRemoveAbandonedTimeout(removeAbandonedTimeout); // 超过时间限制多长
// 配置间隔多久才进行一次检测，检测需要关闭的空闲连接，单位是毫秒
dataSource.setTimeBetweenEvictionRunsMillis(timeBetweenEvictionRunsMillis);
// 配置一个连接在池中最小生存的时间，单位是毫秒
dataSource.setMinEvictableIdleTimeMillis(minEvictableIdleTimeMillis);
// 用来检测连接是否有效的sql，要求是一个查询语句
dataSource.setValidationQuery(validationQuery);
// 申请连接的时候检测
dataSource.setTestWhileIdle(testWhileIdle);
// 申请连接时执行validationQuery检测连接是否有效，配置为true会降低性能
dataSource.setTestOnBorrow(testOnBorrow);
// 归还连接时执行validationQuery检测连接是否有效，配置为true会降低性能
dataSource.setTestOnReturn(testOnReturn);
// 打开PSCache，并且指定每个连接上PSCache的大小
dataSource.setPoolPreparedStatements(poolPreparedStatements);
dataSource.setMaxPoolPreparedStatementPerConnectionSize(maxPoolPreparedStatementPerConnectionSize);
// 属性类型是字符串，通过别名的方式配置扩展插件，常用的插件有：
// 监控统计用的filter:stat
// 日志用的filter:log4j
// 防御SQL注入的filter:wall
try {
dataSource.setFilters(filters);
} catch (SQLException e) {
e.printStackTrace();
}
}
Example 14
| Source File: DruidProperties.java From feiqu-opensource with Apache License 2.0 | 5 votes |
|
public DruidDataSource dataSource(DruidDataSource datasource)
{
/** 配置初始化大小、最小、最大 */
datasource.setInitialSize(initialSize);
datasource.setMaxActive(maxActive);
datasource.setMinIdle(minIdle);
/** 配置获取连接等待超时的时间 */
datasource.setMaxWait(maxWait);
/** 配置间隔多久才进行一次检测，检测需要关闭的空闲连接，单位是毫秒 */
datasource.setTimeBetweenEvictionRunsMillis(timeBetweenEvictionRunsMillis);
/** 配置一个连接在池中最小、最大生存的时间，单位是毫秒 */
datasource.setMinEvictableIdleTimeMillis(minEvictableIdleTimeMillis);
datasource.setMaxEvictableIdleTimeMillis(maxEvictableIdleTimeMillis);
/**
* 用来检测连接是否有效的sql，要求是一个查询语句，常用select 'x'。如果validationQuery为null，testOnBorrow、testOnReturn、testWhileIdle都不会起作用。
*/
datasource.setValidationQuery(validationQuery);
/** 建议配置为true，不影响性能，并且保证安全性。申请连接的时候检测，如果空闲时间大于timeBetweenEvictionRunsMillis，执行validationQuery检测连接是否有效。 */
datasource.setTestWhileIdle(testWhileIdle);
/** 申请连接时执行validationQuery检测连接是否有效，做了这个配置会降低性能。 */
datasource.setTestOnBorrow(testOnBorrow);
/** 归还连接时执行validationQuery检测连接是否有效，做了这个配置会降低性能。 */
datasource.setTestOnReturn(testOnReturn);
return datasource;
}
Example 15
| Source File: DruidProperties.java From SpringBootBucket with MIT License | 5 votes |
|
public void config(DruidDataSource dataSource) {
dataSource.setDbType(JdbcConstants.MYSQL);
dataSource.setUrl(url);
dataSource.setUsername(username);
dataSource.setPassword(password);
dataSource.setDriverClassName(driverClassName);
dataSource.setInitialSize(initialSize); // 定义初始连接数
dataSource.setMinIdle(minIdle); // 最小空闲
dataSource.setMaxActive(maxActive); // 定义最大连接数
dataSource.setMaxWait(maxWait); // 获取连接等待超时的时间
dataSource.setRemoveAbandoned(removeAbandoned); // 超过时间限制是否回收
dataSource.setRemoveAbandonedTimeout(removeAbandonedTimeout); // 超过时间限制多长
// 配置间隔多久才进行一次检测，检测需要关闭的空闲连接，单位是毫秒
dataSource.setTimeBetweenEvictionRunsMillis(timeBetweenEvictionRunsMillis);
// 配置一个连接在池中最小生存的时间，单位是毫秒
dataSource.setMinEvictableIdleTimeMillis(minEvictableIdleTimeMillis);
// 用来检测连接是否有效的sql，要求是一个查询语句
dataSource.setValidationQuery(validationQuery);
// 申请连接的时候检测
dataSource.setTestWhileIdle(testWhileIdle);
// 申请连接时执行validationQuery检测连接是否有效，配置为true会降低性能
dataSource.setTestOnBorrow(testOnBorrow);
// 归还连接时执行validationQuery检测连接是否有效，配置为true会降低性能
dataSource.setTestOnReturn(testOnReturn);
// 打开PSCache，并且指定每个连接上PSCache的大小
dataSource.setPoolPreparedStatements(poolPreparedStatements);
dataSource.setMaxPoolPreparedStatementPerConnectionSize(maxPoolPreparedStatementPerConnectionSize);
// 属性类型是字符串，通过别名的方式配置扩展插件，常用的插件有：
// 监控统计用的filter:stat
// 日志用的filter:log4j
// 防御SQL注入的filter:wall
try {
dataSource.setFilters(filters);
} catch (SQLException e) {
e.printStackTrace();
}
}
Example 16
| Source File: BaseTests.java From honeycomb with MIT License | 5 votes |
|
@Test
public void testDruid() throws SQLException, InterruptedException{
DruidDataSource dataSource = new DruidDataSource();
dataSource.setUrl("jdbc:mysql://localhost:3306/test?useUnicode=true&characterEncoding=UTF-8&useSSL=false&transformedBitIsBoolean=true&zeroDateTimeBehavior=CONVERT_TO_NULL&serverTimezone=Asia/Shanghai");
dataSource.setUsername("root");
dataSource.setPassword("root");
dataSource.setDriverClassName("com.mysql.cj.jdbc.Driver");
dataSource.setMaxActive(300);
dataSource.setInitialSize(0);
dataSource.setMaxWait(Long.MAX_VALUE);
dataSource.setMinIdle(100);
dataSource.setTimeBetweenEvictionRunsMillis(1000 * 5);
test(dataSource, 1000 * 60);
}
Example 17
| Source File: DataSourceAutoConfiguration.java From super-cloudops with Apache License 2.0 | 5 votes |
|
@Bean
@RefreshScope
@ConditionalOnMissingBean
public DruidDataSource dataSource(DruidProperties prop) {
DruidDataSource datasource = new DruidDataSource();
datasource.setUrl(prop.getUrl());
datasource.setUsername(prop.getUsername());
String plain = prop.getPassword();
if (valueOf(env.getProperty("spring.profiles.active")).startsWith("pro")) {
try {
// TODO using dynamic cipherKey??
byte[] cipherKey = AES128ECBPKCS5.getEnvCipherKey("DEVOPS_CIPHER_KEY");
plain = new AES128ECBPKCS5().decrypt(cipherKey, CodecSource.fromHex(prop.getPassword())).toString();
} catch (Throwable th) {
throw new IllegalStateException(format("Unable to decryption database password for '%s'", prop.getPassword()),
th);
}
}
datasource.setPassword(plain);
datasource.setDriverClassName(prop.getDriverClassName());
datasource.setInitialSize(prop.getInitialSize());
datasource.setMinIdle(prop.getMinIdle());
datasource.setMaxActive(prop.getMaxActive());
datasource.setMaxWait(prop.getMaxWait());
datasource.setTimeBetweenEvictionRunsMillis(prop.getTimeBetweenEvictionRunsMillis());
datasource.setMinEvictableIdleTimeMillis(prop.getMinEvictableIdleTimeMillis());
datasource.setValidationQuery(prop.getValidationQuery());
datasource.setTestWhileIdle(prop.isTestWhileIdle());
datasource.setTestOnBorrow(prop.isTestOnBorrow());
datasource.setTestOnReturn(prop.isTestOnReturn());
try {
datasource.setFilters(prop.getFilters());
} catch (SQLException e) {
log.error("druid configuration initialization filter", e);
}
return datasource;
}
Example 18
| Source File: DruidConfiguration.java From elephant with Apache License 2.0 | 5 votes |
|
@Bean //声明其为Bean实例
@Primary //在同样的DataSource中，首先使用被标注的DataSource
public DataSource dataSource() {
DruidDataSource datasource = new DruidDataSource();
datasource.setUrl(url);
datasource.setUsername(username);
datasource.setPassword(password);
datasource.setDriverClassName(driverClassName);
//configuration
datasource.setInitialSize(initialSize);
datasource.setMinIdle(minIdle);
datasource.setMaxActive(maxActive);
datasource.setMaxWait(maxWait);
datasource.setTimeBetweenEvictionRunsMillis(timeBetweenEvictionRunsMillis);
datasource.setMinEvictableIdleTimeMillis(minEvictableIdleTimeMillis);
datasource.setValidationQuery(validationQuery);
datasource.setTestWhileIdle(testWhileIdle);
datasource.setTestOnBorrow(testOnBorrow);
datasource.setTestOnReturn(testOnReturn);
datasource.setPoolPreparedStatements(poolPreparedStatements);
datasource.setMaxPoolPreparedStatementPerConnectionSize(maxPoolPreparedStatementPerConnectionSize);
try {
datasource.setFilters(filters);
} catch (SQLException e) {
logger.error("druid configuration initialization filter: {}",e);
}
datasource.setConnectionProperties(connectionProperties);
return datasource;
}
Example 19
| Source File: MasterDataSourceConfig.java From springBoot-study with Apache License 2.0 | 4 votes |
|
@Bean(name = "masterDataSource")
@Primary //标志这个 Bean 如果在多个同类 Bean 候选时，该 Bean 优先被考虑。
public DataSource masterDataSource() {
DruidDataSource dataSource = new DruidDataSource();
dataSource.setUrl(url);
dataSource.setUsername(username);
// dataSource.setPassword(password);
// dataSource.setPassword("23654");
dataSource.setDriverClassName(driverClassName);
//具体配置
dataSource.setInitialSize(initialSize);
dataSource.setMinIdle(minIdle);
dataSource.setMaxActive(maxActive);
dataSource.setMaxWait(maxWait);
dataSource.setTimeBetweenEvictionRunsMillis(timeBetweenEvictionRunsMillis);
dataSource.setMinEvictableIdleTimeMillis(minEvictableIdleTimeMillis);
dataSource.setValidationQuery(validationQuery);
dataSource.setTestWhileIdle(testWhileIdle);
dataSource.setTestOnBorrow(testOnBorrow);
dataSource.setTestOnReturn(testOnReturn);
dataSource.setPoolPreparedStatements(poolPreparedStatements);
dataSource.setMaxPoolPreparedStatementPerConnectionSize(maxPoolPreparedStatementPerConnectionSize);
try {
dataSource.setFilters(filters);
} catch (SQLException e) {
logger.error(e.getMessage());
}
dataSource.setConnectionProperties(connectionProperties);
String password2=AESUtil.decrypt(password);
//如果为空,说明解密失败,那么就直接连接，若还是失败，说明密码错误，直接退出程序
dataSource.setPassword(password2==null?password:password2);
//如果连接失败，则直接退出程序!
if(!testCon(dataSource)){
logger.error("数据库连接失败!程序退出!");
System.exit(1);
}
//连接成功并且是明文的话,就直接回写密文
if(password2==null){
SetSystemProperty ssp = new SetSystemProperty();
Map<String, String> map = new HashMap<String, String>();
map.put("spring.datasource.password", AESUtil.encrypt(password));
ssp.updateProperties("application.properties", map, "password Encode");
logger.error("密文回写成功!");
}
return dataSource;
}
Example 20
| Source File: DBTest.java From canal with Apache License 2.0 | 4 votes |
|
@Test
public void test01() throws SQLException {
DruidDataSource dataSource = new DruidDataSource();
// dataSource.setDriverClassName("oracle.jdbc.OracleDriver");
// dataSource.setUrl("jdbc:oracle:thin:@127.0.0.1:49161:XE");
// dataSource.setUsername("mytest");
// dataSource.setPassword("m121212");
dataSource.setDriverClassName("com.mysql.jdbc.Driver");
dataSource.setUrl("jdbc:mysql://127.0.0.1:3306/mytest?useUnicode=true");
dataSource.setUsername("root");
dataSource.setPassword("121212");
dataSource.setInitialSize(1);
dataSource.setMinIdle(1);
dataSource.setMaxActive(2);
dataSource.setMaxWait(60000);
dataSource.setTimeBetweenEvictionRunsMillis(60000);
dataSource.setMinEvictableIdleTimeMillis(300000);
dataSource.init();
Connection conn = dataSource.getConnection();
conn.setAutoCommit(false);
PreparedStatement pstmt = conn.prepareStatement("insert into user (id,name,role_id,c_time,test1,test2) values (?,?,?,?,?,?)");
java.util.Date now = new java.util.Date();
for (int i = 1; i <= 10000; i++) {
pstmt.clearParameters();
pstmt.setLong(1, (long) i);
pstmt.setString(2, "test_" + i);
pstmt.setLong(3, (long) i % 4 + 1);
pstmt.setDate(4, new java.sql.Date(now.getTime()));
pstmt.setString(5, null);
pstmt.setBytes(6, null);
pstmt.execute();
if (i % 5000 == 0) {
conn.commit();
}
}
conn.commit();
pstmt.close();
// Statement stmt = conn.createStatement();
// ResultSet rs = stmt.executeQuery("select * from user t where 1=2");
//
// ResultSetMetaData rsm = rs.getMetaData();
// int cnt = rsm.getColumnCount();
// for (int i = 1; i <= cnt; i++) {
// System.out.println(rsm.getColumnName(i) + " " +
// rsm.getColumnType(i));
// }
// rs.close();
// stmt.close();
// PreparedStatement pstmt = conn
// .prepareStatement("insert into tb_user
// (id,name,role_id,c_time,test1,test2)
// values (?,?,?,?,?,?)");
// pstmt.setBigDecimal(1, new BigDecimal("5"));
// pstmt.setString(2, "test");
// pstmt.setBigDecimal(3, new BigDecimal("1"));
// pstmt.setDate(4, new Date(new java.util.Date().getTime()));
// byte[] a = { (byte) 1, (byte) 2 };
// pstmt.setBytes(5, a);
// pstmt.setBytes(6, a);
// pstmt.execute();
//
// pstmt.close();
conn.close();
dataSource.close();
}
