Java ComboPooledDataSource.setDriverClass方法代码示例

import com.mchange.v2.c3p0.ComboPooledDataSource; //导入方法依赖的package包/类
@Bean
public DataSource defualtDataSource() {
    ComboPooledDataSource defualtDatasource = new ComboPooledDataSource();
    try {
        defualtDatasource.setJdbcUrl(environment.getProperty("db.url"));
        defualtDatasource.setUser(environment.getProperty("db.user"));
        defualtDatasource.setPassword(environment.getProperty("db.pass"));
        defualtDatasource.setDriverClass(environment.getProperty("db.driver"));

        defualtDatasource.setInitialPoolSize(Integer.valueOf("1"));
        defualtDatasource.setMaxPoolSize(Integer.parseInt("5"));
        defualtDatasource.setMinPoolSize(Integer.parseInt("5"));
        defualtDatasource.setMaxConnectionAge(Integer.parseInt("100"));
    } catch (PropertyVetoException e) {
        e.printStackTrace();
    }
    return defualtDatasource;
}
 

import com.mchange.v2.c3p0.ComboPooledDataSource; //导入方法依赖的package包/类
@Bean
public DataSource defualtDataSource() {
    ComboPooledDataSource defualtDatasource = new ComboPooledDataSource();
    defualtDatasource.setJdbcUrl(properties.getUrl());
    defualtDatasource.setUser(properties.getUsername());
    defualtDatasource.setPassword(properties.getPassword());
    try {
        defualtDatasource.setDriverClass(properties.getDriver());
    } catch (PropertyVetoException e) {
        e.printStackTrace();
    }
    defualtDatasource.setInitialPoolSize(Integer.valueOf(defultPoolProp.getInitialPoolSize()));
    defualtDatasource.setMaxPoolSize(Integer.parseInt(defultPoolProp.getMaxPoolSize()));
    defualtDatasource.setMinPoolSize(Integer.parseInt(defultPoolProp.getMinPoolSize()));
    defualtDatasource.setMaxConnectionAge(Integer.parseInt(defultPoolProp.getPoolMaxConnectionAge()));
    return defualtDatasource;
}
 

import com.mchange.v2.c3p0.ComboPooledDataSource; //导入方法依赖的package包/类
/**
 * Method load properties and get connection pool to database.
 * Use c3p0 library.
 */
public void connect() {
    pool = new ComboPooledDataSource();
    try {
        pool.setDriverClass(dbPROP.getProperty("driver"));
    } catch (PropertyVetoException ex) {
        ex.printStackTrace();
    }
    pool.setJdbcUrl(dbPROP.getProperty("url"));
    pool.setUser(dbPROP.getProperty("username"));
    pool.setPassword(dbPROP.getProperty("password"));
    pool.setMinPoolSize(2);
    pool.setAcquireIncrement(1);
    pool.setMaxPoolSize(5);
    pool.setMaxStatements(50);
    pool.setMaxStatementsPerConnection(10);
}
 

import com.mchange.v2.c3p0.ComboPooledDataSource; //导入方法依赖的package包/类
public static synchronized ComboPooledDataSource getDatasource(String connectionUrl, String user, String password) {
  if(dataSources.containsKey(connectionUrl)) {
    return dataSources.get(connectionUrl);
  }
  else {
    try {
      ComboPooledDataSource cpds = new ComboPooledDataSource();
      cpds.setDriverClass("com.mysql.jdbc.Driver"); //loads the jdbc driver
      cpds.setJdbcUrl(connectionUrl);
      cpds.setUser(user);
      cpds.setPassword(password);
      cpds.setMaxConnectionAge(18000);//5 hours
      dataSources.put(connectionUrl, cpds);
      return cpds;
    } catch (PropertyVetoException e) {
      log.error("Error while creating c3p0 ComboPooledDataSource" + e);
      throw new ConnectException(e);
    }
  }
}
 

import com.mchange.v2.c3p0.ComboPooledDataSource; //导入方法依赖的package包/类
public boolean start() {
    if (isStarted)
        return true;

    dataSource = new ComboPooledDataSource();
    dataSource.setJdbcUrl(jdbcUrl);
    dataSource.setUser(user);
    dataSource.setPassword(password);
    try {
        dataSource.setDriverClass(driverClass);
    } catch (PropertyVetoException e) {
        dataSource = null;
        logger.error("C3p0Plugin start error");
        throw new RuntimeException(e);
    }
    dataSource.setMaxPoolSize(maxPoolSize);
    dataSource.setMinPoolSize(minPoolSize);
    dataSource.setInitialPoolSize(initialPoolSize);
    dataSource.setMaxIdleTime(maxIdleTime);
    dataSource.setAcquireIncrement(acquireIncrement);

    isStarted = true;
    return true;
}
 

import com.mchange.v2.c3p0.ComboPooledDataSource; //导入方法依赖的package包/类
@ConfigurationProperties(prefix="system.datasource")
private DataSource getSpecificDataSource(String dbname) {
	try {
		System.out.println("CONNECTING TO DB ---------------> " + dbname.replaceAll("discoursedb_ext", ""));

		ComboPooledDataSource ds = new ComboPooledDataSource();
		ds.setDriverClass(environment.getRequiredProperty("jdbc.driverClassName"));
		String host = environment.getRequiredProperty("jdbc.host");
		String port = environment.getRequiredProperty("jdbc.port");
		String database = "discoursedb_ext_" + dbname.replaceAll("discoursedb_ext_", "");
		ds.setJdbcUrl("jdbc:mysql://" + host + ":" + port + "/" + database+ "?createDatabaseIfNotExist=true&useUnicode=true&characterEncoding=UTF-8&characterSetResults=UTF-8&useSSL=false");
		ds.setUser(environment.getRequiredProperty("jdbc.username"));
		ds.setPassword(environment.getRequiredProperty("jdbc.password"));
		ds.setAcquireIncrement(Integer.parseInt(environment.getRequiredProperty("c3p0.acquireIncrement").trim()));
		ds.setIdleConnectionTestPeriod(
				Integer.parseInt(environment.getRequiredProperty("c3p0.idleConnectionTestPeriod").trim()));
		ds.setMaxStatements(Integer.parseInt(environment.getRequiredProperty("c3p0.maxStatements").trim()));
		ds.setMinPoolSize(Integer.parseInt(environment.getRequiredProperty("c3p0.minPoolSize").trim()));
		ds.setMaxPoolSize(Integer.parseInt(environment.getRequiredProperty("c3p0.maxPoolSize").trim()));
		return ds;
	} catch (Exception e) {
		throw new RuntimeException(e);
	}
}
 

import com.mchange.v2.c3p0.ComboPooledDataSource; //导入方法依赖的package包/类
private DataSource createC3P0DataSource() throws PropertyVetoException {
    ComboPooledDataSource ds = new ComboPooledDataSource();
    ds.setDriverClass(configuration.getDriverClassName());
    ds.setJdbcUrl(configuration.getJdbcUrl());
    ds.setUser(configuration.getJdbcUsername());
    ds.setPassword(configuration.getJdbcPassword());

    ds.setAcquireIncrement(3);
    ds.setMinPoolSize(configuration.getMinPoolSize());
    ds.setMaxPoolSize(configuration.getMaxPoolSize());
    ds.setIdleConnectionTestPeriod(1800);
    ds.setConnectionTesterClassName(MidPointConnectionTester.class.getName());
    ds.setConnectionCustomizerClassName(MidPointConnectionCustomizer.class.getName());

    return ds;
}
 

import com.mchange.v2.c3p0.ComboPooledDataSource; //导入方法依赖的package包/类
@Test
public void registerC3P0DataSource() throws Exception {
    MetricCollector metricCollector = MonitoringCenter.getMetricCollector(MonitoringCenterTest.class);

    ComboPooledDataSource cpds = new ComboPooledDataSource();
    cpds.setDriverClass("com.mysql.jdbc.Driver");

    cpds.setMinPoolSize(2);
    cpds.setAcquireIncrement(5);
    cpds.setMaxPoolSize(20);
    cpds.setMaxStatements(180);
    cpds.setBreakAfterAcquireFailure(true);

    metricCollector.registerC3P0DataSource(cpds, "testDB");

    C3P0PooledDataSourceMetricSet c3P0PooledDataSourceMetricSet = new C3P0PooledDataSourceMetricSet(cpds);

    String[] startsWithFilters = {"MonitoringCenterTest."};

    Assert.assertEquals(c3P0PooledDataSourceMetricSet.getMetrics().size(), MonitoringCenter.getMetricsByNames(false, startsWithFilters).size());
}
 

import com.mchange.v2.c3p0.ComboPooledDataSource; //导入方法依赖的package包/类
/**
 * @return the h2 database data source
 */
@Bean
public DataSource h2DataSource() {
    ComboPooledDataSource dataSource = new ComboPooledDataSource();

    try {
        dataSource.setDriverClass("org.h2.Driver");
    } catch (PropertyVetoException e) {
        e.printStackTrace();
    }
    dataSource.setJdbcUrl("jdbc:h2:mem:bootstrap;mode=mysql;INIT=runscript from 'classpath:sql/bootstrap.h2.sql'\\;" +
            "runscript from 'classpath:sql/bootstrap.insert.sql'");
    dataSource.setUser("sa");
    dataSource.setPassword("");
    dataSource.setAcquireIncrement(10);
    dataSource.setIdleConnectionTestPeriod(60);
    dataSource.setMaxPoolSize(30);
    dataSource.setMinPoolSize(3);
    dataSource.setInitialPoolSize(5);
    dataSource.setMaxStatements(10);

    return dataSource;
}
 

import com.mchange.v2.c3p0.ComboPooledDataSource; //导入方法依赖的package包/类
/**
 * @return the mysql data source
 */
@Bean
public DataSource mysqlDataSource() {
    ComboPooledDataSource dataSource = new ComboPooledDataSource();
    try {
        dataSource.setDriverClass("com.mysql.jdbc.Driver");
    } catch (PropertyVetoException e) {
        return null;
    }
    dataSource.setJdbcUrl("jdbc:mysql://localhost:3306/bootstrap");
    dataSource.setUser("bootstrap");
    dataSource.setPassword("bootstrap");
    dataSource.setAcquireIncrement(50);
    dataSource.setIdleConnectionTestPeriod(60);
    dataSource.setMaxPoolSize(50);
    dataSource.setMinPoolSize(10);
    dataSource.setInitialPoolSize(20);
    dataSource.setMaxStatements(50);

    return dataSource;
}
 

import com.mchange.v2.c3p0.ComboPooledDataSource; //导入方法依赖的package包/类
@Test
public void upsertSchool() throws IOException, PropertyVetoException {
    final FetchData result = fetcher.fetch(schoolSelect,
            ImmutableMap.of("level", "senior"));
    final ScrapeData scrapeData = scraper.scrape(schoolSelect, result);

    final ComboPooledDataSource dataSource = new ComboPooledDataSource();
    try {
        dataSource.setDriverClass(env.getRequiredProperty("spring.datasource.driverClassName"));
        dataSource.setJdbcUrl(env.getRequiredProperty("spring.datasource.url"));
        dataSource.setUser(env.getRequiredProperty("spring.datasource.username"));
        dataSource.setPassword(env.getRequiredProperty("spring.datasource.password"));

        final DataSourceTransactionManager txMgr = new DataSourceTransactionManager(dataSource);
        txMgr.afterPropertiesSet();

        tableDmlGenerator.upsert("ppdbbandung2015", schoolSelect,
                scrapeData, dataSource, txMgr);
    } finally {
        dataSource.close();
    }
}
 

import com.mchange.v2.c3p0.ComboPooledDataSource; //导入方法依赖的package包/类
@Test
public void upsertFiltered() throws IOException, PropertyVetoException {
    final FetchData result = fetcher.fetch(filteredSelect,
            ImmutableMap.of("choice_id", 685));
    final ScrapeData scrapeData = scraper.scrape(filteredSelect, result);

    final ComboPooledDataSource dataSource = new ComboPooledDataSource();
    try {
        dataSource.setDriverClass(env.getRequiredProperty("spring.datasource.driverClassName"));
        dataSource.setJdbcUrl(env.getRequiredProperty("spring.datasource.url"));
        dataSource.setUser(env.getRequiredProperty("spring.datasource.username"));
        dataSource.setPassword(env.getRequiredProperty("spring.datasource.password"));

        final DataSourceTransactionManager txMgr = new DataSourceTransactionManager(dataSource);
        txMgr.afterPropertiesSet();

        tableDmlGenerator.upsert("ppdbbandung2015", filteredSelect,
                scrapeData, dataSource, txMgr);
    } finally {
        dataSource.close();
    }
}
 

import com.mchange.v2.c3p0.ComboPooledDataSource; //导入方法依赖的package包/类
@Test
public void upsertStudent() throws IOException, PropertyVetoException {
    final FetchData result = fetcher.fetch(studentGet,
            ImmutableMap.of("registration_id", "3004-1009afirmasi"));
    final ScrapeData scrapeData = scraper.scrape(studentGet, result);

    final ComboPooledDataSource dataSource = new ComboPooledDataSource();
    try {
        dataSource.setDriverClass(env.getRequiredProperty("spring.datasource.driverClassName"));
        dataSource.setJdbcUrl(env.getRequiredProperty("spring.datasource.url"));
        dataSource.setUser(env.getRequiredProperty("spring.datasource.username"));
        dataSource.setPassword(env.getRequiredProperty("spring.datasource.password"));

        final DataSourceTransactionManager txMgr = new DataSourceTransactionManager(dataSource);
        txMgr.afterPropertiesSet();

        tableDmlGenerator.upsert("ppdbbandung2015", studentGet,
                scrapeData, dataSource, txMgr);
    } finally {
        dataSource.close();
    }
}
 

import com.mchange.v2.c3p0.ComboPooledDataSource; //导入方法依赖的package包/类
@Test
    public void summarizeFixed() throws IOException, PropertyVetoException {
        final ComboPooledDataSource dataSource = new ComboPooledDataSource();
        try {
            dataSource.setDriverClass(env.getRequiredProperty("spring.datasource.driverClassName"));
            dataSource.setJdbcUrl(env.getRequiredProperty("spring.datasource.url"));
            dataSource.setUser(env.getRequiredProperty("spring.datasource.username"));
            dataSource.setPassword(env.getRequiredProperty("spring.datasource.password"));

            final DataSourceTransactionManager txMgr = new DataSourceTransactionManager(dataSource);
            txMgr.afterPropertiesSet();

            // Please delete this data point, we already have 2015-07-02T04:00+07:00 generated manually for reference
//            summarizer.summarize("ppdbbandung2015", "optionapplicantsnapshot", dataSource,
//                    txMgr, new DateTime("2015-07-02T05:00+07:00"));
            summarizer.summarize("ppdbbandung2015", "optionapplicantsnapshot", dataSource,
                    txMgr, new DateTime());
        } finally {
            dataSource.close();
        }
    }
 

import com.mchange.v2.c3p0.ComboPooledDataSource; //导入方法依赖的package包/类
private ComboPooledDataSource createNewDataSource() throws Exception {
    ComboPooledDataSource c3p0DataSource = new ComboPooledDataSource();

    c3p0DataSource.setDriverClass(config.getDriverClassName()); //loads the jdbc driver
    c3p0DataSource.setJdbcUrl(config.getJdbcUrl());
    c3p0DataSource.setUser(config.getUserName());
    c3p0DataSource.setPassword(config.getPassword());

    // the settings below are optional -- c3p0 can work with defaults
    c3p0DataSource.setMinPoolSize(config.getMinPoolSize());
    c3p0DataSource.setMaxPoolSize(config.getMaxPoolSize());
    c3p0DataSource.setAcquireIncrement(config.getAcquireIncrement());
    c3p0DataSource.setMaxStatements(config.getMaxStatements());
    c3p0DataSource.setIdleConnectionTestPeriod(config.getIdleTestPeriod());
    c3p0DataSource.setMaxIdleTime(config.getMaxIdleTime());

    return c3p0DataSource;
}