Java/Spring/DataSource
Содержание
Config BasicDataSource for HSQL
<source lang="java">
File: context.xml <?xml version="1.0" encoding="UTF-8"?> <!DOCTYPE beans PUBLIC "-//SPRING//DTD BEAN//EN"
"http://www.springframework.org/dtd/spring-beans.dtd">
<beans>
<bean id="matchDao" class="JdbcMatchDao"> <property name="dataSource" ref="dataSource"/> </bean> <bean id="dataSource" class="org.apache.rumons.dbcp.BasicDataSource"> <property name="driverClassName" value="org.hsqldb.jdbcDriver"/> <property name="url" value="jdbc:hsqldb:hsql:/localhost/test"/> <property name="username" value="sa"/> <property name="password" value=""/> <property name="initialSize" value="10"/> <property name="testOnBorrow" value="true"/> </bean>
</beans>
File: Main.java import org.springframework.beans.factory.config.ConfigurableListableBeanFactory; import org.springframework.beans.factory.xml.XmlBeanFactory; import org.springframework.core.io.ClassPathResource; public class Main {
public static void main(String[] args) throws Exception { ConfigurableListableBeanFactory beanFactory = new XmlBeanFactory(new ClassPathResource( "context.xml")); }
}
</source>
JdbcOdbc driver DataSource
<source lang="java">
File: context.xml <?xml version="1.0" encoding="UTF-8"?> <!DOCTYPE beans PUBLIC "-//SPRING//DTD BEAN//EN" "http://www.springframework.org/dtd/spring-beans.dtd"> <beans>
<bean id="dataSource" class="org.springframework.jdbc.datasource.DriverManagerDataSource"> <property name="driverClassName"> <value>sun.jdbc.odbc.JdbcOdbcDriver</value> </property> <property name="url"> <value>jdbc:odbc:test</value> </property> <property name="username"> <value>root</value> </property> <property name="password"> <value>sql</value> </property> </bean> <bean id="datacon" class="Dataconimpl"> <property name="dataSource"><ref local="dataSource"/></property> </bean>
</beans>
File: Main.java import javax.sql.DataSource; import org.springframework.beans.factory.BeanFactory; import org.springframework.beans.factory.xml.XmlBeanFactory; import org.springframework.core.io.ClassPathResource; import org.springframework.jdbc.core.JdbcTemplate; public class Main {
public static void main(String[] args) throws Exception { BeanFactory factory = new XmlBeanFactory(new ClassPathResource("context.xml")); Dataconimpl bean1 = (Dataconimpl) factory.getBean("datacon"); JdbcTemplate jt = new JdbcTemplate(bean1.dbcon()); jt.execute("insert into table1 values("","") "); }
} class Dataconimpl implements Datacon {
private DataSource dataSource; public void setDataSource(DataSource ds) { dataSource = ds; } public DataSource dbcon() { return dataSource; }
} interface Datacon {
public DataSource dbcon();
}
</source>
Load Two DataSources
<source lang="java">
File: context.xml <?xml version="1.0" encoding="UTF-8"?> <beans xmlns="http://www.springframework.org/schema/beans"
xmlns:xsi="http://www.w3.org/2001/XMLSchema-instance" xmlns:util="http://www.springframework.org/schema/util" xmlns:tx="http://www.springframework.org/schema/tx" xmlns:aop="http://www.springframework.org/schema/aop" xmlns:lang="http://www.springframework.org/schema/lang" xsi:schemaLocation="http://www.springframework.org/schema/beans http://www.springframework.org/schema/beans/spring-beans-2.0.xsd http://www.springframework.org/schema/util http://www.springframework.org/schema/util/spring-util-2.0.xsd http://www.springframework.org/schema/tx http://www.springframework.org/schema/tx/spring-tx-2.0.xsd http://www.springframework.org/schema/aop http://www.springframework.org/schema/aop/spring-aop-2.0.xsd http://www.springframework.org/schema/lang http://www.springframework.org/schema/lang/spring-lang-2.0.xsd">
<bean id="dataSource" class="org.apache.rumons.dbcp.BasicDataSource" destroy-method="close"> <property name="driverClassName" value="oracle.jdbc.driver.OracleDriver"/> <property name="url" value="jdbc:oracle:thin:@oracle.devcake.co.uk:1521:INTL"/> <property name="username" value="sa"/> <property name="password" value=""/> </bean> <bean id="mysqlDataSource" class="org.apache.rumons.dbcp.BasicDataSource" destroy-method="close"> <property name="driverClassName" value="com.mysql.jdbc.Driver"/> <property name="url" value="jdbc:mysql://dbhost-prospring-psql/prospring"/> <property name="username" value="sa"/> <property name="password" value=""/> </bean> <bean id="lobHandler" class="org.springframework.jdbc.support.lob.OracleLobHandler"> <property name="nativeJdbcExtractor" ref="nativeJdbcExtractor"/> </bean> <bean id="nativeJdbcExtractor" class="org.springframework.jdbc.support.nativejdbc.rumonsDbcpNativeJdbcExtractor"/> <bean id="jdbcTemplate" class="org.springframework.jdbc.core.JdbcTemplate"> <property name="dataSource" ref="dataSource"/> </bean>
</beans>
File: Main.java import java.sql.Types; import java.util.ArrayList; import java.util.Date; import java.util.HashMap; import java.util.List; import java.util.Map; import javax.sql.DataSource; import org.springframework.context.ApplicationContext; import org.springframework.context.support.ClassPathXmlApplicationContext; import org.springframework.jdbc.core.JdbcTemplate; import org.springframework.jdbc.core.SqlParameter; import org.springframework.jdbc.object.SqlUpdate; import org.springframework.jdbc.support.GeneratedKeyHolder; import org.springframework.jdbc.support.KeyHolder; class Main {
public static void main(String args[]) throws Exception { ApplicationContext ac = new ClassPathXmlApplicationContext("context.xml", Main.class); DataSource dataSource = (DataSource) ac.getBean("dataSource"); DataSource mysqlDataSource = (DataSource) ac.getBean("mysqlDataSource"); Insert insert = new Insert(dataSource); insert.update(new Object[] { 3L, "A", "B", null, null }); }
} class Insert extends SqlUpdate {
private static final String SQL = "insert into t_customer (id, first_name, last_name, last_login, " + "comments) values (?, ?, ?, ?, ?)"; Insert(DataSource dataSource) { super(dataSource, SQL); declareParameter(new SqlParameter(Types.INTEGER)); declareParameter(new SqlParameter(Types.VARCHAR)); declareParameter(new SqlParameter(Types.VARCHAR)); declareParameter(new SqlParameter(Types.TIMESTAMP)); declareParameter(new SqlParameter(Types.CLOB)); } void insert(long id, String firstName, String lastName, Date lastLogin, String comments) { update(new Object[] { id, firstName, lastName, lastLogin, comments }); }
}
</source>
Set up DataSource for HSQL
<source lang="java">
File: context.xml <?xml version="1.0" encoding="UTF-8"?> <beans xmlns="http://www.springframework.org/schema/beans"
xmlns:xsi="http://www.w3.org/2001/XMLSchema-instance" xmlns:util="http://www.springframework.org/schema/util" xmlns:tx="http://www.springframework.org/schema/tx" xmlns:aop="http://www.springframework.org/schema/aop" xmlns:lang="http://www.springframework.org/schema/lang" xsi:schemaLocation="http://www.springframework.org/schema/beans http://www.springframework.org/schema/beans/spring-beans-2.0.xsd http://www.springframework.org/schema/util http://www.springframework.org/schema/util/spring-util-2.0.xsd http://www.springframework.org/schema/tx http://www.springframework.org/schema/tx/spring-tx-2.0.xsd http://www.springframework.org/schema/aop http://www.springframework.org/schema/aop/spring-aop-2.0.xsd http://www.springframework.org/schema/lang http://www.springframework.org/schema/lang/spring-lang-2.0.xsd">
<bean id="dataSource" class="org.apache.rumons.dbcp.BasicDataSource" destroy-method="close"> <property name="driverClassName" value="org.hsqldb.jdbcDriver"/> <property name="url" value="jdbc:hsqldb:mem:."/> <property name="username" value="sa"/> <property name="password" value=""/> </bean>
<bean id="lobHandler" class="org.springframework.jdbc.support.lob.OracleLobHandler"> <property name="nativeJdbcExtractor" ref="nativeJdbcExtractor"/> </bean> <bean id="nativeJdbcExtractor" class="org.springframework.jdbc.support.nativejdbc.rumonsDbcpNativeJdbcExtractor"/> <bean id="jdbcTemplate" class="org.springframework.jdbc.core.JdbcTemplate"> <property name="dataSource" ref="dataSource"/> </bean>
</beans>
File: Main.java import java.sql.Types; import javax.sql.DataSource; import org.springframework.context.ApplicationContext; import org.springframework.context.support.ClassPathXmlApplicationContext; import org.springframework.jdbc.core.JdbcTemplate; class Main {
public static void main(String args[]) throws Exception { ApplicationContext ac = new ClassPathXmlApplicationContext("context.xml", Main.class); DataSource dataSource = (DataSource) ac.getBean("dataSource"); // DataSource mysqlDataSource = (DataSource) ac.getBean("mysqlDataSource"); JdbcTemplate jdbcTemplate = new JdbcTemplate(dataSource); jdbcTemplate.batchUpdate(new String[] { "update customer set first_name = "FN#"", "delete from customer where id > 2" }); }
}
</source>
Set up DataSource for MySQL
<source lang="java">
File: context.xml <?xml version="1.0" encoding="UTF-8"?> <beans xmlns="http://www.springframework.org/schema/beans"
xmlns:xsi="http://www.w3.org/2001/XMLSchema-instance" xmlns:util="http://www.springframework.org/schema/util" xmlns:tx="http://www.springframework.org/schema/tx" xmlns:aop="http://www.springframework.org/schema/aop" xmlns:lang="http://www.springframework.org/schema/lang" xsi:schemaLocation="http://www.springframework.org/schema/beans http://www.springframework.org/schema/beans/spring-beans-2.0.xsd http://www.springframework.org/schema/util http://www.springframework.org/schema/util/spring-util-2.0.xsd http://www.springframework.org/schema/tx http://www.springframework.org/schema/tx/spring-tx-2.0.xsd http://www.springframework.org/schema/aop http://www.springframework.org/schema/aop/spring-aop-2.0.xsd http://www.springframework.org/schema/lang http://www.springframework.org/schema/lang/spring-lang-2.0.xsd">
<bean id="dataSource" class="org.apache.rumons.dbcp.BasicDataSource" destroy-method="close"> <property name="driverClassName" value="org.hsqldb.jdbcDriver"/> <property name="url" value="jdbc:hsqldb:mem:."/> <property name="username" value="sa"/> <property name="password" value=""/> </bean>
<bean id="lobHandler" class="org.springframework.jdbc.support.lob.OracleLobHandler"> <property name="nativeJdbcExtractor" ref="nativeJdbcExtractor"/> </bean> <bean id="nativeJdbcExtractor" class="org.springframework.jdbc.support.nativejdbc.rumonsDbcpNativeJdbcExtractor"/> <bean id="jdbcTemplate" class="org.springframework.jdbc.core.JdbcTemplate"> <property name="dataSource" ref="dataSource"/> </bean>
</beans>
File: Main.java import java.sql.Types; import javax.sql.DataSource; import org.springframework.context.ApplicationContext; import org.springframework.context.support.ClassPathXmlApplicationContext; import org.springframework.jdbc.core.JdbcTemplate; class Main {
public static void main(String args[]) throws Exception { ApplicationContext ac = new ClassPathXmlApplicationContext("context.xml", Main.class); DataSource dataSource = (DataSource) ac.getBean("dataSource"); // DataSource mysqlDataSource = (DataSource) ac.getBean("mysqlDataSource"); JdbcTemplate jdbcTemplate = new JdbcTemplate(dataSource); jdbcTemplate.batchUpdate(new String[] { "update customer set first_name = "FN#"", "delete from customer where id > 2" }); }
}
</source>
Set up DataSource for Oracle
<source lang="java">
File: context.xml <?xml version="1.0" encoding="UTF-8"?> <beans xmlns="http://www.springframework.org/schema/beans"
xmlns:xsi="http://www.w3.org/2001/XMLSchema-instance" xmlns:util="http://www.springframework.org/schema/util" xmlns:tx="http://www.springframework.org/schema/tx" xmlns:aop="http://www.springframework.org/schema/aop" xmlns:lang="http://www.springframework.org/schema/lang" xsi:schemaLocation="http://www.springframework.org/schema/beans http://www.springframework.org/schema/beans/spring-beans-2.0.xsd http://www.springframework.org/schema/util http://www.springframework.org/schema/util/spring-util-2.0.xsd http://www.springframework.org/schema/tx http://www.springframework.org/schema/tx/spring-tx-2.0.xsd http://www.springframework.org/schema/aop http://www.springframework.org/schema/aop/spring-aop-2.0.xsd http://www.springframework.org/schema/lang http://www.springframework.org/schema/lang/spring-lang-2.0.xsd">
<bean id="dataSource" class="org.apache.rumons.dbcp.BasicDataSource" destroy-method="close"> <property name="driverClassName" value="org.hsqldb.jdbcDriver"/> <property name="url" value="jdbc:hsqldb:mem:."/> <property name="username" value="sa"/> <property name="password" value=""/> </bean>
<bean id="lobHandler" class="org.springframework.jdbc.support.lob.OracleLobHandler"> <property name="nativeJdbcExtractor" ref="nativeJdbcExtractor"/> </bean> <bean id="nativeJdbcExtractor" class="org.springframework.jdbc.support.nativejdbc.rumonsDbcpNativeJdbcExtractor"/> <bean id="jdbcTemplate" class="org.springframework.jdbc.core.JdbcTemplate"> <property name="dataSource" ref="dataSource"/> </bean>
</beans>
File: Main.java import java.sql.Types; import javax.sql.DataSource; import org.springframework.context.ApplicationContext; import org.springframework.context.support.ClassPathXmlApplicationContext; import org.springframework.jdbc.core.JdbcTemplate; class Main {
public static void main(String args[]) throws Exception { ApplicationContext ac = new ClassPathXmlApplicationContext("context.xml", Main.class); DataSource dataSource = (DataSource) ac.getBean("dataSource"); // DataSource mysqlDataSource = (DataSource) ac.getBean("mysqlDataSource"); JdbcTemplate jdbcTemplate = new JdbcTemplate(dataSource); jdbcTemplate.batchUpdate(new String[] { "update customer set first_name = "FN#"", "delete from customer where id > 2" }); }
}
</source>