com.alibaba.druid.pool.DruidDataSource#setMinEvictableIdleTimeMillis

Source File: SingleDataSourceConfig.java From saluki with Apache License 2.0

6 votes

protected DataSource createDataSource() throws SQLException {
    // special
    DruidDataSource datasource = new DruidDataSource();
    datasource.setUrl(commonProperties.getUrl());
    datasource.setUsername(commonProperties.getUsername());
    datasource.setPassword(commonProperties.getPassword());
    // common
    datasource.setDriverClassName(commonProperties.getDriverClassName());
    datasource.setInitialSize(commonProperties.getInitialSize());
    datasource.setMinIdle(commonProperties.getMinIdle());
    datasource.setMaxActive(commonProperties.getMaxActive());
    datasource.setMaxWait(commonProperties.getMaxWait());
    datasource.setTimeBetweenEvictionRunsMillis(commonProperties.getTimeBetweenEvictionRunsMillis());
    datasource.setMinEvictableIdleTimeMillis(commonProperties.getMinEvictableIdleTimeMillis());
    datasource.setValidationQuery(commonProperties.getValidationQuery());
    datasource.setTestWhileIdle(commonProperties.isTestWhileIdle());
    datasource.setTestOnBorrow(commonProperties.isTestOnBorrow());
    datasource.setTestOnReturn(commonProperties.isTestOnReturn());
    datasource.setPoolPreparedStatements(commonProperties.isPoolPreparedStatements());
    datasource.setMaxPoolPreparedStatementPerConnectionSize(
        commonProperties.getMaxPoolPreparedStatementPerConnectionSize());
    datasource.setFilters(commonProperties.getFilters());
    datasource.setConnectionProperties(commonProperties.getConnectionProperties());
    return datasource;
}

Source File: DbRemoteConfigLoader.java From canal with Apache License 2.0

6 votes

public DbRemoteConfigLoader(String driverName, String jdbcUrl, String jdbcUsername, String jdbcPassword){
    dataSource = new DruidDataSource();
    if (StringUtils.isEmpty(driverName)) {
        driverName = "com.mysql.jdbc.Driver";
    }
    dataSource.setDriverClassName(driverName);
    dataSource.setUrl(jdbcUrl);
    dataSource.setUsername(jdbcUsername);
    dataSource.setPassword(jdbcPassword);
    dataSource.setInitialSize(1);
    dataSource.setMinIdle(1);
    dataSource.setMaxActive(1);
    dataSource.setMaxWait(60000);
    dataSource.setTimeBetweenEvictionRunsMillis(60000);
    dataSource.setMinEvictableIdleTimeMillis(300000);
    try {
        dataSource.init();
    } catch (SQLException e) {
        throw new RuntimeException(e.getMessage(), e);
    }
}

Source File: DbRemoteConfigLoader.java From canal-1.1.3 with Apache License 2.0

6 votes

public DbRemoteConfigLoader(String driverName, String jdbcUrl, String jdbcUsername, String jdbcPassword){
    dataSource = new DruidDataSource();
    if (StringUtils.isEmpty(driverName)) {
        driverName = "com.mysql.jdbc.Driver";
    }
    dataSource.setDriverClassName(driverName);
    dataSource.setUrl(jdbcUrl);
    dataSource.setUsername(jdbcUsername);
    dataSource.setPassword(jdbcPassword);
    dataSource.setInitialSize(1);
    dataSource.setMinIdle(1);
    dataSource.setMaxActive(1);
    dataSource.setMaxWait(60000);
    dataSource.setTimeBetweenEvictionRunsMillis(60000);
    dataSource.setMinEvictableIdleTimeMillis(300000);
    try {
        dataSource.init();
    } catch (SQLException e) {
        throw new RuntimeException(e.getMessage(), e);
    }
}

Source File: DynamicDataSource.java From galaxy 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;
}

Source File: AdapterCanalConfig.java From canal-1.1.3 with Apache License 2.0

5 votes

@SuppressWarnings("resource")
public void setSrcDataSources(Map<String, DatasourceConfig> srcDataSources) {
    this.srcDataSources = srcDataSources;

    if (srcDataSources != null) {
        for (Map.Entry<String, DatasourceConfig> entry : srcDataSources.entrySet()) {
            DatasourceConfig datasourceConfig = entry.getValue();
            // 加载数据源连接池
            DruidDataSource ds = new DruidDataSource();
            ds.setDriverClassName(datasourceConfig.getDriver());
            ds.setUrl(datasourceConfig.getUrl());
            ds.setUsername(datasourceConfig.getUsername());
            ds.setPassword(datasourceConfig.getPassword());
            ds.setInitialSize(1);
            ds.setMinIdle(1);
            ds.setMaxActive(datasourceConfig.getMaxActive());
            ds.setMaxWait(60000);
            ds.setTimeBetweenEvictionRunsMillis(60000);
            ds.setMinEvictableIdleTimeMillis(300000);
            ds.setValidationQuery("select 1");
            try {
                ds.init();
            } catch (SQLException e) {
                throw new RuntimeException(e.getMessage(), e);
            }
            DatasourceConfig.DATA_SOURCES.put(entry.getKey(), ds);
        }
    }
}

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;
}

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;
}

Source File: DruidConfig.java From sophia_scaffolding 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);
    logger.debug("druid configuration datasource 成功"  + datasource);
    logger.debug("druid configuration datasource 成功"  + name);
    return datasource;
}

Source File: DruidProperties.java From ruoyiplus with MIT License

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;
}

Source File: DynamicDataSourceFactory.java From spring-boot-study with MIT License

5 votes

/**
 * 通过自定义建立 Druid的数据源
 * */
public static DruidDataSource buildDruidDataSource(DataSourceProperties properties) {
    DruidDataSource druidDataSource = new DruidDataSource();
    druidDataSource.setDriverClassName(properties.getDriverClassName());
    druidDataSource.setUrl(properties.getUrl());
    druidDataSource.setUsername(properties.getUsername());
    druidDataSource.setPassword(properties.getPassword());

    druidDataSource.setInitialSize(properties.getInitialSize());
    druidDataSource.setMaxActive(properties.getMaxActive());
    druidDataSource.setMinIdle(properties.getMinIdle());
    druidDataSource.setMaxWait(properties.getMaxWait());
    druidDataSource.setTimeBetweenEvictionRunsMillis(properties.getTimeBetweenEvictionRunsMillis());
    druidDataSource.setMinEvictableIdleTimeMillis(properties.getMinEvictableIdleTimeMillis());
    druidDataSource.setMaxEvictableIdleTimeMillis(properties.getMaxEvictableIdleTimeMillis());
    druidDataSource.setValidationQuery(properties.getValidationQuery());
    druidDataSource.setValidationQueryTimeout(properties.getValidationQueryTimeout());
    druidDataSource.setTestOnBorrow(properties.isTestOnBorrow());
    druidDataSource.setTestOnReturn(properties.isTestOnReturn());
    druidDataSource.setPoolPreparedStatements(properties.isPoolPreparedStatements());
    druidDataSource.setMaxOpenPreparedStatements(properties.getMaxOpenPreparedStatements());
    druidDataSource.setSharePreparedStatements(properties.isSharePreparedStatements());

    try {
        druidDataSource.setFilters(properties.getFilters());
        druidDataSource.init();
    } catch (SQLException e) {
        e.printStackTrace();
    }
    return druidDataSource;
}

Source File: DruidProperties.java From RuoYi-Vue with MIT License

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;
}

Source File: DruidDataSourceConfigurer.java From FlyCms with MIT License

5 votes

@Bean
public DataSource getDataSource() {
    DruidDataSource datasource = new DruidDataSource();
    datasource.setUrl(this.dbUrl);
    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;
}

Source File: DruidProvider.java From tastjava with MIT License

5 votes

@Override
public boolean register() {
    if (IsRegistered) {
        return HAS_REGISTERED;
    }

    DruidDataSource ds = new DruidDataSource();

    if (!StrUtil.isBlank(name)) {
        ds.setName(this.name);
    }

    ds.setUrl(jdbcURL);
    ds.setDriverClassName(jdbcDriver);
    ds.setUsername(jdbcUsername);
    ds.setPassword(jdbcPassword);

    ds.setMinIdle(minIdle);
    ds.setMaxActive(maxActive);
    ds.setTimeBetweenEvictionRunsMillis(timeBetweenEvictionRunsMillis);
    ds.setMinEvictableIdleTimeMillis(minEvictableIdleTimeMillis);
    ds.setValidationQuery(validationQuery);

    ds.setTestWhileIdle(testWhileIdle);
    ds.setTestOnBorrow(testOnBorrow);
    ds.setTestOnReturn(testOnReturn);

    setDataSource(ds);
    setIsRegistered(HAS_REGISTERED);
    return HAS_REGISTERED;
}

Source File: CobarFactory.java From tddl5 with Apache License 2.0

5 votes

public static CobarAdapter getCobarAdapter(String cobarNodeName) throws IOException {
    CobarAdapter cAdapter = new CobarAdapter();
    Properties prop = new Properties();
    prop.load(CobarFactory.class.getClassLoader().getResourceAsStream("cobarNode.properties"));
    DruidDataSource ds = new DruidDataSource();
    String user = prop.getProperty(cobarNodeName + ".user").trim();
    String password = prop.getProperty(cobarNodeName + ".password").trim();
    String ip = prop.getProperty(cobarNodeName + ".ip").trim();
    int managerPort = Integer.parseInt(prop.getProperty(cobarNodeName + ".manager.port").trim());
    int maxActive = -1;
    int minIdle = 0;
    long timeBetweenEvictionRunsMillis = 10 * 60 * 1000;
    // int numTestsPerEvictionRun = Integer.MAX_VALUE;
    long minEvictableIdleTimeMillis = DruidDataSource.DEFAULT_MIN_EVICTABLE_IDLE_TIME_MILLIS;
    ds.setUsername(user);
    ds.setPassword(password);
    ds.setUrl(new StringBuilder().append("jdbc:mysql://")
        .append(ip)
        .append(":")
        .append(managerPort)
        .append("/")
        .toString());
    ds.setDriverClassName("com.mysql.jdbc.Driver");
    ds.setMaxActive(maxActive);
    ds.setMinIdle(minIdle);
    ds.setTimeBetweenEvictionRunsMillis(timeBetweenEvictionRunsMillis);
    // ds.setNumTestsPerEvictionRun(numTestsPerEvictionRun);
    ds.setMinEvictableIdleTimeMillis(minEvictableIdleTimeMillis);

    cAdapter.setDataSource(ds);
    return cAdapter;
}

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;
}

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();
    }
}

Source File: DruidDataSourceConfig.java From spring-boot-shiro with Apache License 2.0

5 votes

@Bean
@Primary  //在同样的DataSource中，首先使用被标注的DataSource
public DataSource getDataSource() {
    DruidDataSource datasource = new DruidDataSource();
    datasource.setUrl(this.dbUrl);
    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) {
        log.error("druid配置初始化失败", e);
    }
    datasource.setConnectionProperties(connectionProperties);

    return datasource;
}

Source File: DruidConfig.java From codeway_service with GNU General Public License v3.0

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();
    logger.info("dbUrl--------" + dbUrl);
    datasource.setUrl(this.dbUrl);
    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;
}

Source File: DruidProperties.java From supplierShop with MIT License

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;
}

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();
}

Java Code Examples for com.alibaba.druid.pool.DruidDataSource#setMinEvictableIdleTimeMillis()