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

The following examples show how to use com.alibaba.druid.pool.DruidDataSource#setMaxActive() . You can vote up the ones you like or vote down the ones you don't like, and go to the original project or source file by following the links above each example. You may check out the related API usage on the sidebar.

Example 1

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);
    }
}

Example 2

Source File: DataSourceConfiguration.java From mywx with Apache License 2.0

6 votes

/**
 * 初始化数据源
 *
 * @return
 * @throws SQLException
 */

@Bean(destroyMethod = "close")
public DruidDataSource druidDataSource(DataSourceProperties dataSourceProperties) throws SQLException {
    DruidDataSource source = new DruidDataSource();
    source.setUsername(dataSourceProperties.getUserName());
    source.setPassword(dataSourceProperties.getPassWord());
    source.setUrl(dataSourceProperties.getUrl());
    source.setDriverClassName(dataSourceProperties.getDriverClassName());
    source.setFilters(dataSourceProperties.getFilters());
    source.setMaxActive(dataSourceProperties.getMaxActive());
    source.setInitialSize(dataSourceProperties.getInitialSize());
    source.setMinIdle(dataSourceProperties.getMinIdle());
    source.setTimeBetweenEvictionRunsMillis(dataSourceProperties.getTimeBetweenEvictionRunsMillis());
    source.setMinEvictableIdleTimeMillis(dataSourceProperties.getMinEvictableIdleTimeMillis());
    source.setValidationQuery(dataSourceProperties.getValidationQuery());
    source.setTestWhileIdle(dataSourceProperties.isTestWhileIdle());
    source.setTestOnReturn(dataSourceProperties.isTestOnReturn());
    source.setTestOnBorrow(dataSourceProperties.isTestOnBorrow());
    source.setMaxOpenPreparedStatements(dataSourceProperties.getMaxOpenPreparedStatements());
    source.setRemoveAbandoned(dataSourceProperties.isRemoveAbandoned());
    source.setRemoveAbandonedTimeout(dataSourceProperties.getRemoveAbandonedTimeout());
    source.setLogAbandoned(dataSourceProperties.isLogAbandoned());
    return source;
}

Example 3

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);
    }
}

Example 4

Source File: DruidProperties.java From spring-boot-demo-all with Apache License 2.0

6 votes

public void config(DruidDataSource datasource) {
    datasource.setUrl(env.getProperty("spring.datasource.url"));
    datasource.setDriverClassName(env.getProperty("spring.datasource.driver-class-name"));
    datasource.setUsername(env.getProperty("spring.datasource.username"));
    datasource.setPassword(env.getProperty("spring.datasource.password"));
    datasource.setInitialSize(Integer.valueOf(env.getProperty("spring.datasource.initialSize")));
    datasource.setMinIdle(Integer.valueOf(env.getProperty("spring.datasource.minIdle")));
    datasource.setMaxWait(Long.valueOf(env.getProperty("spring.datasource.maxWait")));
    datasource.setMaxActive(Integer.valueOf(env.getProperty("spring.datasource.maxActive")));
    datasource.setMinEvictableIdleTimeMillis(
            Long.valueOf(env.getProperty("spring.datasource.minEvictableIdleTimeMillis")));
    try {
        datasource.setFilters("stat,wall");
    } catch (SQLException e) {
        e.printStackTrace();
    }
}

Example 5

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 6

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 7

Source File: QuartzConfig.java From mysiteforme with Apache License 2.0

5 votes

@Bean
public DataSource dataSource() throws SQLException {
    DruidDataSource druidDataSource = new DruidDataSource();
    druidDataSource.setUsername(username);
    druidDataSource.setPassword(password);
    druidDataSource.setDriverClassName(driver);
    druidDataSource.setUrl(url);
    druidDataSource.setMaxActive(Integer.valueOf(maxActive));
    druidDataSource.setFilters("stat,wall,log4j");
    druidDataSource.setInitialSize(Integer.valueOf(initialSize));
    return druidDataSource;
}

Example 8

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;
}

Example 9

Source File: DruidDataSourceConfig.java From ssm-demo with MIT License

5 votes

@Bean     //声明其为Bean实例  
public DataSource dataSource(){
	LOG.info("Initialize the data source...");
    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 configuration initialization filter", e);  
    }  
    datasource.setConnectionProperties(connectionProperties);  
    return datasource;  
}

Example 10

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;
}

Example 11

Source File: DruidDatasourceProvider.java From Mycat2 with GNU General Public License v3.0

5 votes

@Override
public JdbcDataSource createDataSource(DatasourceRootConfig.DatasourceConfig config) {
  String username = config.getUser();
  String password = config.getPassword();
  String url = config.getUrl();
  String dbType = config.getDbType();
  int maxRetryCount = config.getMaxRetryCount();
  List<String> initSQLs = config.getInitSqls();

  int maxCon = config.getMaxCon();
  int minCon = config.getMinCon();

  DruidDataSource datasource = new DruidDataSource();
  datasource.setPassword(password);
  datasource.setUsername(username);
  datasource.setUrl(url);
  datasource.setMaxWait(TimeUnit.SECONDS.toMillis(1));
  datasource.setMaxActive(maxCon);
  datasource.setMinIdle(minCon);

  if (maxRetryCount > 0) {
    datasource.setConnectionErrorRetryAttempts(maxRetryCount);
  }
  if (dbType != null) {
    datasource.setDbType(dbType);
  }
  if (initSQLs != null) {
    datasource.setConnectionInitSqls(initSQLs);
  }

  return new JdbcDataSource(config,datasource);
}

Example 12

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

5 votes

/**
 * @param args
 */
public static void main(String[] args) {
    try {
        DruidDataSource ds = new DruidDataSource();
        ds.setUsername("test");
        ds.setPassword("");
        ds.setUrl("jdbc:mysql://10.20.153.178:9066/");
        ds.setDriverClassName("com.mysql.jdbc.Driver");
        ds.setMaxActive(-1);
        ds.setMinIdle(0);
        ds.setTimeBetweenEvictionRunsMillis(600000);
        // ds.setNumTestsPerEvictionRun(Integer.MAX_VALUE);
        ds.setMinEvictableIdleTimeMillis(DruidDataSource.DEFAULT_MIN_EVICTABLE_IDLE_TIME_MILLIS);
        Connection conn = ds.getConnection();

        Statement stm = conn.createStatement();
        stm.execute("show @@version");

        ResultSet rst = stm.getResultSet();
        rst.next();
        String version = rst.getString("VERSION");

        System.out.println(version);
        ds.close();
    } catch (Exception exception) {
        System.out.println("10.20.153.178:9066   " + exception.getMessage() + exception);
    }
}

Example 13

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;
}

Example 14

Source File: ConnectionManager.java From es_data_export with Apache License 2.0

5 votes

/**
 * 在构造函数初始化的时候获取数据库连接
 * @throws Exception 
 */
private ConnectionManager() throws Exception{
	/** 获取属性文件中的值 **/
	String jdbc_driver_library = Config.JDBC_CONFIG.getJdbc_driver_library();
	String driverName = Config.JDBC_CONFIG.getJdbc_driver_class();
	String url = Config.JDBC_CONFIG.getJdbc_connection_string();
	String username = Config.JDBC_CONFIG.getJdbc_user();
	String password = Config.JDBC_CONFIG.getJdbc_password();	
		/** 数据库连接池对象 **/
		cpds = new DruidDataSource();
		/** 设置数据库连接驱动 **/
		//cpds.setDriverClassName(driverName);
		cpds.setDriver(DriverLoader.getDriverLoaderByName(jdbc_driver_library, driverName));
		/** 设置数据库连接地址 **/
		cpds.setUrl(url);
		/** 设置数据库连接用户名 **/
		cpds.setUsername(username);
		/** 设置数据库连接密码 **/
		cpds.setPassword(password);
		/** 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。 **/
		cpds.setTestWhileIdle(true);
		/*******最大连接池数量********/
		cpds.setMaxActive(30);
		/*******初始化时建立物理连接的个数。初始化发生在显示调用init方法，或者第一次getConnection时********/
		cpds.setInitialSize(3);
		/** 超过30分钟开始关闭空闲连接  **/
		cpds.setRemoveAbandonedTimeout(1800);
		/** 最大等待时间为60S  单位是毫秒**/
		cpds.setMaxWait(60000);
		/**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**/
		cpds.setTimeBetweenEvictionRunsMillis(30000);
	}

Example 15

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;
}

Example 16

Source File: DruidConfig.java From Photo 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() throws SQLException {
	DruidDataSource datasource = new DruidDataSource();

	datasource.setUrl(this.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);

	datasource.setFilters(filters);

	return datasource;
}

Example 17

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 18

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;
}

Example 19

Source File: EventDruidFactory.java From DataSphereStudio with Apache License 2.0

4 votes

private static DruidDataSource createDataSource(Properties props, Logger log, String type) {
		String name = null;
		String url = null;
		String username = null;
		String password = null;
		
		if(type.equals("Msg")){
			name = props.getProperty("msg.eventchecker.jdo.option.name");
			url = props.getProperty("msg.eventchecker.jdo.option.url");
			username = props.getProperty("msg.eventchecker.jdo.option.username");
			try {
//				password = new String(Base64.getDecoder().decode(props.getProperty("msg.eventchecker.jdo.option.password").getBytes()),"UTF-8");
				password = props.getProperty("msg.eventchecker.jdo.option.password");
			} catch (Exception e){
				log.error("password decore failed" + e);
			}
		}
		
		int initialSize = Integer.valueOf(props.getProperty("option.initial.size", "1"));
		int maxActive = Integer.valueOf(props.getProperty("option.max.active", "100"));
		int minIdle = Integer.valueOf(props.getProperty("option.min.idle", "1"));
		long maxWait = Long.valueOf(props.getProperty("option.max.wait", "60000"));
		String validationQuery = props.getProperty("option.validation.quert", "SELECT 'x'");
		long timeBetweenEvictionRunsMillis = Long.valueOf(props.getProperty("option.time.between.eviction.runs.millis", "6000"));
		long minEvictableIdleTimeMillis = Long.valueOf(props.getProperty("option.evictable.idle,time.millis", "300000"));
		boolean testOnBorrow = Boolean.valueOf(props.getProperty("option.test.on.borrow", "true"));
		int maxOpenPreparedStatements = Integer.valueOf(props.getProperty("option.max.open.prepared.statements", "-1"));

		if (timeBetweenEvictionRunsMillis > minEvictableIdleTimeMillis) {
			timeBetweenEvictionRunsMillis = minEvictableIdleTimeMillis;
		}
		
		DruidDataSource ds = new DruidDataSource();
		
		if (StringUtils.isNotBlank(name)) {
			ds.setName(name);
		}
		
		ds.setUrl(url);
		ds.setDriverClassName("com.mysql.jdbc.Driver");
	    ds.setUsername(username);
	    ds.setPassword(password);
	    ds.setInitialSize(initialSize);
	    ds.setMinIdle(minIdle);
	    ds.setMaxActive(maxActive);
	    ds.setMaxWait(maxWait);
	    ds.setTestOnBorrow(testOnBorrow);
	    ds.setValidationQuery(validationQuery);
	    ds.setTimeBetweenEvictionRunsMillis(timeBetweenEvictionRunsMillis);
	    ds.setMinEvictableIdleTimeMillis(minEvictableIdleTimeMillis);
	    if (maxOpenPreparedStatements > 0) {
	      ds.setPoolPreparedStatements(true);
	      ds.setMaxPoolPreparedStatementPerConnectionSize(
	          maxOpenPreparedStatements);
	    } else {
	      ds.setPoolPreparedStatements(false);
	    }
	    log.info("Druid data source initialed!");
	    return ds;
	}

Example 20

Source File: DataSourceUtil.java From framework with Apache License 2.0

4 votes

private static DataSource regist(final String name, final DbParam dbParam) {
    String uid = new StringBuilder().append(dbParam.getUsername()).append(dbParam.getPassword())
        .append(dbParam.getUrl()).toString();
    dataSourceMap.put(name, uid);
    DataSource dataSource = dsMap.get(uid);
    if (dataSource == null) {
        DruidDataSource ds = new DruidDataSource();
        ds.setDbType(dbParam.getDbType());

        ds.setUrl(dbParam.getUrl());
        if (StringUtils.isNotEmpty(dbParam.getUsername())) {
            ds.setUsername(dbParam.getUsername());
            ds.setPassword(dbParam.getPassword());
        }
        if (StringUtils.isNotEmpty(dbParam.getDriverClass())) {
            ds.setDriverClassName(dbParam.getDriverClass());
        }
        else {
            ServiceLoader<Driver> drivers = ServiceLoader.load(Driver.class);
            if (drivers != null) {
                String dbType = new StringBuilder().append('.').append(dbParam.getDbType().toLowerCase())
                    .append('.').toString();
                for (Driver driver : drivers) {
                    if (driver.getClass().getName().indexOf(dbType) != -1) {
                        ds.setDriverClassName(driver.getClass().getName());
                        break;
                    }
                }
            }
        }
        ds.setInitialSize(dbParam.getInitialSize());
        ds.setMaxActive(dbParam.getMaxActive());
        ds.setMinIdle(dbParam.getMinIdle());
        ds.setMaxWait(dbParam.getMaxWait());
        ds.setValidationQuery(dbParam.getValidationQuery());
        ds.setTestOnBorrow(dbParam.isTestOnBorrow());
        ds.setTestOnReturn(dbParam.isTestOnReturn());
        ds.setTestWhileIdle(dbParam.isTestWhileIdle());
        ds.setTimeBetweenEvictionRunsMillis(dbParam.getTimeBetweenEvictionRunsMillis());
        ds.setMinEvictableIdleTimeMillis(dbParam.getMinEvictableIdleTimeMillis());
        ds.setRemoveAbandonedTimeout(dbParam.getRemoveAbandonedTimeout());
        ds.setRemoveAbandoned(dbParam.isRemoveAbandoned());
        ds.setProxyFilters(Arrays.asList(new SqlLogFilter()));
        try {
            ds.setFilters(dbParam.getFilters());
            ds.init();
            dsMap.put(uid, ds);
            dataSource = ds;
        }
        catch (SQLException e) {
            LoggerUtil.error(e);
            dataSourceMap.remove(name);
            if (ds != null) {
                ds.close();
            }
            throw new InitializationException(ErrorCodeDef.DB_DATASOURCE_NOT_SET, e, name);
        }
    }
    return dataSource;
}