AppConf

AppConf

package com.blogspot.sharingebook.spring.zk;


import org.springframework.beans.factory.annotation.Value;
import org.springframework.context.annotation.Bean;
import org.springframework.context.annotation.ComponentScan;
import org.springframework.context.annotation.Configuration;
import org.springframework.context.annotation.Import;
import org.springframework.dao.annotation.PersistenceExceptionTranslationPostProcessor;
import org.springframework.data.domain.PageRequest;
import org.springframework.data.jpa.repository.config.EnableJpaRepositories;
import org.springframework.data.web.PageableArgumentResolver;
import org.springframework.jdbc.datasource.DriverManagerDataSource;
import org.springframework.orm.jpa.JpaTransactionManager;
import org.springframework.orm.jpa.LocalContainerEntityManagerFactoryBean;
import org.springframework.orm.jpa.vendor.HibernateJpaVendorAdapter;
import org.springframework.transaction.annotation.EnableTransactionManagement;
import org.springframework.web.method.support.HandlerMethodArgumentResolver;
import org.springframework.web.multipart.commons.CommonsMultipartResolver;
import org.springframework.web.servlet.config.annotation.EnableWebMvc;
import org.springframework.web.servlet.config.annotation.ResourceHandlerRegistry;
import org.springframework.web.servlet.config.annotation.WebMvcConfigurerAdapter;
import org.springframework.web.servlet.mvc.method.annotation.ServletWebArgumentResolverAdapter;

import javax.sql.DataSource;
import java.util.List;
import java.util.Properties;

/**
 * Created with IntelliJ IDEA.
 * User: altaire
 * Date: 6/10/13
 * Time: 9:25 AM
 * To change this template use File | Settings | File Templates.
 */
@Configuration
@EnableWebMvc
@EnableJpaRepositories("com.blogspot.sharingebook.spring.zk")
@ComponentScan(basePackages = {"com.blogspot.sharingebook.spring.zk"})
@Import(ServletConf.class)
@EnableTransactionManagement
public class AppConf extends WebMvcConfigurerAdapter {
    @Value("${jdbc.driver}")
    private String driver;
    @Value("${jdbc.url}")
    private String url;
    @Value("${jdbc.username}")
    private String username;
    @Value("${jdbc.password}")
    private String password;

    @Value("${hibernate.dialect}")
    private String dialect;
    @Value("${hibernate.show_sql}")
    private String showSql;
    @Value("${hibernate.format_sql}")
    private String formatSql;
    @Value("${hibernate.hbm2ddl.auto}")
    private String hbm2ddlauto;

    @Override
    public void addResourceHandlers(ResourceHandlerRegistry registry) {
        registry.addResourceHandler("/resources/**").addResourceLocations("/resources");
    }

    @Override
    public void addArgumentResolvers(List<HandlerMethodArgumentResolver> argumentResolvers) {
        PageableArgumentResolver resolver = new PageableArgumentResolver();
        resolver.setFallbackPagable(new PageRequest(1, 10));
        argumentResolvers.add(new ServletWebArgumentResolverAdapter(resolver));
    }

    public CommonsMultipartResolver multipartResolver() {
        CommonsMultipartResolver multipartResolver = new CommonsMultipartResolver();
        multipartResolver.setMaxUploadSize(1000000);
        return multipartResolver;
    }
    @Bean
    public DataSource dataSource(){
        DriverManagerDataSource ds = new DriverManagerDataSource();
        ds.setDriverClassName(driver);
        ds.setUrl(url);
        ds.setUsername(username);
        ds.setPassword(password);
        return ds;

    }
    @Bean
    public Properties getJpaProperties(){
        Properties prop = new Properties();
        prop.put("hibernate.dialect", dialect);
        prop.put("hibernate.show_sql", showSql);
        prop.put("hibernate.format_sql", formatSql);
        prop.put("hibernate.hbm2ddl.auto", hbm2ddlauto);
        return prop;
    }
    @Bean
    public JpaTransactionManager transactionManager(){
        JpaTransactionManager tm = new JpaTransactionManager();
        tm.setEntityManagerFactory(entityManagerFactory().getObject());
        return tm;
    }
    @Bean
    public LocalContainerEntityManagerFactoryBean entityManagerFactory(){
        LocalContainerEntityManagerFactoryBean factory = new LocalContainerEntityManagerFactoryBean();
        HibernateJpaVendorAdapter vendorAdapter = new HibernateJpaVendorAdapter() ;
        vendorAdapter.setGenerateDdl(true);

        factory.setDataSource(dataSource());
        factory.setJpaVendorAdapter(vendorAdapter);
        factory.setPackagesToScan("com.blogspot.sharingebook.spring.zk");
        factory.setJpaProperties(getJpaProperties());
        factory.afterPropertiesSet();
        return factory;
    }


    @Bean
    public PersistenceExceptionTranslationPostProcessor exceptionTranslation(){
        return new PersistenceExceptionTranslationPostProcessor();
    }
}