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package com.chinaunicom.mall.ebtp.project.config;
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import java.util.Iterator;
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import java.util.List;
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import javax.annotation.PostConstruct;
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import javax.sql.DataSource;
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import org.apache.ibatis.annotations.Mapper;
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import org.apache.ibatis.logging.Log;
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import org.apache.ibatis.logging.LogFactory;
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import org.apache.ibatis.mapping.DatabaseIdProvider;
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import org.apache.ibatis.plugin.Interceptor;
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import org.apache.ibatis.session.ExecutorType;
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import org.apache.ibatis.session.SqlSessionFactory;
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import org.mybatis.spring.SqlSessionTemplate;
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import org.mybatis.spring.mapper.ClassPathMapperScanner;
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import org.mybatis.spring.mapper.MapperFactoryBean;
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import org.springframework.beans.BeansException;
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import org.springframework.beans.factory.BeanFactory;
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import org.springframework.beans.factory.BeanFactoryAware;
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import org.springframework.beans.factory.ObjectProvider;
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import org.springframework.beans.factory.support.BeanDefinitionRegistry;
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import org.springframework.boot.autoconfigure.AutoConfigurationPackages;
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import org.springframework.boot.autoconfigure.AutoConfigureAfter;
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import org.springframework.boot.autoconfigure.condition.ConditionalOnMissingBean;
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import org.springframework.boot.context.properties.EnableConfigurationProperties;
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import org.springframework.context.ApplicationContext;
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import org.springframework.context.ResourceLoaderAware;
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import org.springframework.context.annotation.Bean;
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import org.springframework.context.annotation.Configuration;
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import org.springframework.context.annotation.Import;
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import org.springframework.context.annotation.ImportBeanDefinitionRegistrar;
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import org.springframework.core.io.Resource;
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import org.springframework.core.io.ResourceLoader;
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import org.springframework.core.type.AnnotationMetadata;
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import org.springframework.util.Assert;
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import org.springframework.util.CollectionUtils;
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import org.springframework.util.ObjectUtils;
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import org.springframework.util.StringUtils;
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import com.baomidou.mybatisplus.autoconfigure.ConfigurationCustomizer;
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import com.baomidou.mybatisplus.autoconfigure.MybatisPlusProperties;
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import com.baomidou.mybatisplus.autoconfigure.SpringBootVFS;
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import com.baomidou.mybatisplus.core.MybatisConfiguration;
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import com.baomidou.mybatisplus.core.MybatisXMLLanguageDriver;
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import com.baomidou.mybatisplus.extension.spring.MybatisSqlSessionFactoryBean;
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import com.chinaunicom.mall.ebtp.core.config.MybatisPlusConfig;
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@Configuration
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@AutoConfigureAfter(MybatisPlusConfig.class)
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@EnableConfigurationProperties({ MybatisPlusProperties.class })
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public class MybatisPlusAutoConfig {
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private static final Log logger = LogFactory.getLog(MybatisPlusAutoConfig.class);
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private MybatisPlusProperties properties;
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private Interceptor[] interceptors;
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private ResourceLoader resourceLoader;
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private DatabaseIdProvider databaseIdProvider;
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private List<ConfigurationCustomizer> configurationCustomizers;
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private ApplicationContext applicationContext;
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public MybatisPlusAutoConfig(MybatisPlusProperties properties, ObjectProvider<Interceptor[]> interceptorsProvider,
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ResourceLoader resourceLoader, ObjectProvider<DatabaseIdProvider> databaseIdProvider,
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ObjectProvider<List<ConfigurationCustomizer>> configurationCustomizersProvider,
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ApplicationContext applicationContext) {
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this.properties = properties;
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this.interceptors = (Interceptor[]) interceptorsProvider.getIfAvailable();
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this.resourceLoader = resourceLoader;
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this.databaseIdProvider = (DatabaseIdProvider) databaseIdProvider.getIfAvailable();
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this.configurationCustomizers = (List) configurationCustomizersProvider.getIfAvailable();
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this.applicationContext = applicationContext;
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}
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@PostConstruct
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public void checkConfigFileExists() {
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if (this.properties.isCheckConfigLocation() && StringUtils.hasText(this.properties.getConfigLocation())) {
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Resource resource = this.resourceLoader.getResource(this.properties.getConfigLocation());
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Assert.state(resource.exists(), "Cannot find config location: " + resource
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+ " (please add config file or check your Mybatis configuration)");
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}
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}
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@Bean
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@ConditionalOnMissingBean
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public SqlSessionFactory sqlSessionFactory(DataSource dataSource) throws Exception {
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MybatisSqlSessionFactoryBean factory = new MybatisSqlSessionFactoryBean();
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factory.setDataSource(dataSource);
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factory.setVfs(SpringBootVFS.class);
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if (StringUtils.hasText(this.properties.getConfigLocation())) {
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factory.setConfigLocation(this.resourceLoader.getResource(this.properties.getConfigLocation()));
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}
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MybatisConfiguration configuration = this.properties.getConfiguration();
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if (configuration == null && !StringUtils.hasText(this.properties.getConfigLocation())) {
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configuration = new MybatisConfiguration();
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}
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if (configuration != null && !CollectionUtils.isEmpty(this.configurationCustomizers)) {
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Iterator iterator = this.configurationCustomizers.iterator();
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while (iterator.hasNext()) {
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ConfigurationCustomizer customizer = (ConfigurationCustomizer) iterator.next();
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customizer.customize(configuration);
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}
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}
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if (null != configuration) {
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configuration.setDefaultScriptingLanguage(MybatisXMLLanguageDriver.class);
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}
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factory.setConfiguration(configuration);
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if (this.properties.getConfigurationProperties() != null) {
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factory.setConfigurationProperties(this.properties.getConfigurationProperties());
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}
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if (!ObjectUtils.isEmpty(this.interceptors)) {
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factory.setPlugins(this.interceptors);
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}
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if (this.databaseIdProvider != null) {
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factory.setDatabaseIdProvider(this.databaseIdProvider);
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}
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if (StringUtils.hasLength(this.properties.getTypeAliasesPackage())) {
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factory.setTypeAliasesPackage(this.properties.getTypeAliasesPackage());
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}
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if (StringUtils.hasLength(this.properties.getTypeEnumsPackage())) {
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factory.setTypeEnumsPackage(this.properties.getTypeEnumsPackage());
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}
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if (StringUtils.hasLength(this.properties.getTypeHandlersPackage())) {
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factory.setTypeHandlersPackage(this.properties.getTypeHandlersPackage());
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}
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if (!ObjectUtils.isEmpty(this.properties.resolveMapperLocations())) {
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factory.setMapperLocations(this.properties.resolveMapperLocations());
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}
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return factory.getObject();
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}
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@Bean
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@ConditionalOnMissingBean
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public SqlSessionTemplate sqlSessionTemplate(SqlSessionFactory sqlSessionFactory) {
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ExecutorType executorType = this.properties.getExecutorType();
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return executorType != null ? new SqlSessionTemplate(sqlSessionFactory, executorType)
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: new SqlSessionTemplate(sqlSessionFactory);
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}
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@Configuration
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@Import({ MybatisPlusAutoConfig.AutoConfiguredMapperScannerRegistrar.class })
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@ConditionalOnMissingBean({ MapperFactoryBean.class })
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public static class MapperScannerRegistrarNotFoundConfiguration {
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public MapperScannerRegistrarNotFoundConfiguration() {
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}
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@PostConstruct
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public void afterPropertiesSet() {
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MybatisPlusAutoConfig.logger.debug("No " + MapperFactoryBean.class.getName() + " found.");
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}
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}
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public static class AutoConfiguredMapperScannerRegistrar
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implements BeanFactoryAware, ImportBeanDefinitionRegistrar, ResourceLoaderAware {
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private BeanFactory beanFactory;
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private ResourceLoader resourceLoader;
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public AutoConfiguredMapperScannerRegistrar() {
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}
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public void registerBeanDefinitions(AnnotationMetadata importingClassMetadata,
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BeanDefinitionRegistry registry) {
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MybatisPlusAutoConfig.logger.debug("Searching for mappers annotated with @Mapper");
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ClassPathMapperScanner scanner = new ClassPathMapperScanner(registry);
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try {
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if (this.resourceLoader != null) {
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scanner.setResourceLoader(this.resourceLoader);
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}
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List<String> packages = AutoConfigurationPackages.get(this.beanFactory);
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if (MybatisPlusAutoConfig.logger.isDebugEnabled()) {
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Iterator iterator = packages.iterator();
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while (iterator.hasNext()) {
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String pkg = (String) iterator.next();
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MybatisPlusAutoConfig.logger.debug("Using auto-configuration base package '" + pkg + "'");
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}
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}
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scanner.setAnnotationClass(Mapper.class);
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scanner.registerFilters();
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scanner.doScan(StringUtils.toStringArray(packages));
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} catch (IllegalStateException var7) {
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MybatisPlusAutoConfig.logger.debug(
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"Could not determine auto-configuration package, automatic mapper scanning disabled." + var7);
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}
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}
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public void setBeanFactory(BeanFactory beanFactory) throws BeansException {
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this.beanFactory = beanFactory;
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}
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public void setResourceLoader(ResourceLoader resourceLoader) {
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this.resourceLoader = resourceLoader;
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}
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}
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}
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