gradle的gretty插件使用例子

package com.exam.config; import com.mchange.v2.c3p0.ComboPooledDataSource; import org.springframework.context.annotation.Bean; import org.springframework.context.annotation.ComponentScan; import org.springframework.context.annotation.Configuration; import org.springframework.context.annotation.PropertySource; import org.springframework.core.env.Environment; import org.springframework.data.jpa.repository.config.EnableJpaRepositories; import org.springframework.orm.jpa.JpaTransactionManager; import org.springframework.orm.jpa.LocalContainerEntityManagerFactoryBean; import org.springframework.orm.jpa.vendor.HibernateJpaVendorAdapter; import org.springframework.transaction.PlatformTransactionManager; import org.springframework.transaction.annotation.EnableTransactionManagement; import javax.annotation.Resource; import javax.sql.DataSource; import java.beans.PropertyVetoException; import java.util.Properties; @Configuration @ComponentScan(basePackages={"com.exam.service.impl"}) @EnableJpaRepositories(basePackages= "com.exam.repository") @EnableTransactionManagement @PropertySource("classpath:config.properties") public class AppConfig{ @Resource private Environment env; @Bean(destroyMethod="close") public DataSource dataSource(){ ComboPooledDataSource dataSource=new ComboPooledDataSource(); try { dataSource.setDriverClass(env.getProperty("c3p0.driverClass")); } catch (PropertyVetoException e) { e.printStackTrace(); } dataSource.setJdbcUrl(env.getProperty("c3p0.jdbcUrl")); dataSource.setUser(env.getProperty("c3p0.user")); dataSource.setPassword(env.getProperty("c3p0.password")); dataSource.setInitialPoolSize(Integer.valueOf(env.getProperty("c3p0.initialPoolSize"))); dataSource.setAcquireIncrement(Integer.valueOf(env.getProperty("c3p0.acquireIncrement"))); dataSource.setMinPoolSize(Integer.valueOf(env.getProperty("c3p0.minPoolSize"))); dataSource.setMaxPoolSize(Integer.valueOf(env.getProperty("c3p0.maxPoolSize"))); dataSource.setMaxIdleTime(Integer.valueOf(env.getProperty("c3p0.maxIdleTime"))); dataSource.setIdleConnectionTestPeriod(Integer.valueOf(env.getProperty("c3p0.idleConnectionTestPeriod"))); return dataSource; } @Bean public LocalContainerEntityManagerFactoryBean entityManagerFactory(){ HibernateJpaVendorAdapter jpaVendorAdapter=new HibernateJpaVendorAdapter(); jpaVendorAdapter.setGenerateDdl(true); jpaVendorAdapter.setShowSql(true); Properties jpaProperties=new Properties(); jpaProperties.setProperty("hibernate.hbm2ddl.auto", "update");//validate,create,create-drop LocalContainerEntityManagerFactoryBean emf=new LocalContainerEntityManagerFactoryBean(); emf.setDataSource(dataSource()); emf.setPackagesToScan("com.exam.domain"); emf.setJpaVendorAdapter(jpaVendorAdapter); emf.setJpaProperties(jpaProperties); return emf; } @Bean public PlatformTransactionManager transactionManager(){ JpaTransactionManager transactionManager=new JpaTransactionManager(); transactionManager.setEntityManagerFactory(entityManagerFactory().getObject()); return transactionManager; } }