ibatis3 结合spring 扩展的 SqlSessionFactoryBean
有空补上注释
package com.starit.core.ibatis;import java.io.IOException;import java.io.Reader;import javax.sql.DataSource;import org.apache.ibatis.builder.xml.XMLConfigBuilder;import org.apache.ibatis.io.Resources;import org.apache.ibatis.mapping.Configuration;import org.apache.ibatis.mapping.Environment;import org.apache.ibatis.session.SqlSessionFactory;import org.apache.ibatis.session.defaults.DefaultSqlSessionFactory;import org.apache.ibatis.transaction.managed.ManagedTransactionFactory;import org.springframework.beans.factory.FactoryBean;import org.springframework.beans.factory.InitializingBean;import org.springframework.jdbc.datasource.TransactionAwareDataSourceProxy;public class SqlSessionFactoryBean implements FactoryBean, InitializingBean {private String configLocation;private DataSource dataSource;private SqlSessionFactory sqlSessionFactory;private boolean useTransactionAwareDataSource = true;private String environmentId = "development";public void setEnvironmentId(String environmentId) {this.environmentId = environmentId;}public void setUseTransactionAwareDataSource(boolean useTransactionAwareDataSource) {this.useTransactionAwareDataSource = useTransactionAwareDataSource;}public Object getObject() throws Exception {return this.sqlSessionFactory;}public Class getObjectType() {return (this.sqlSessionFactory != null ? this.sqlSessionFactory.getClass() : SqlSessionFactory.class);}public boolean isSingleton() {return true;}public void afterPropertiesSet() throws Exception {this.sqlSessionFactory = this.buildSqlSessionFactory(configLocation);}protected SqlSessionFactory buildSqlSessionFactory(String configLocation) throws IOException {if (configLocation == null) {throw new IllegalArgumentException("configLocation entry is required");}DataSource dataSourceToUse = this.dataSource;if (this.useTransactionAwareDataSource && !(this.dataSource instanceof TransactionAwareDataSourceProxy)) {dataSourceToUse = new TransactionAwareDataSourceProxy(this.dataSource);}Environment environment = new Environment(environmentId, new ManagedTransactionFactory(), dataSourceToUse);Reader reader = Resources.getResourceAsReader(configLocation);XMLConfigBuilder parser = new XMLConfigBuilder(reader, null, null);Configuration config = parser.parse();config.setEnvironment(environment);return new DefaultSqlSessionFactory(config);}public DataSource getDataSource() {return dataSource;}public void setDataSource(DataSource dataSource) {this.dataSource = dataSource;}public void setConfigLocation(String configLocation) {this.configLocation = configLocation;}}