Example usage for org.apache.ibatis.session Configuration setDatabaseId

Introduction

In this page you can find the example usage for org.apache.ibatis.session Configuration setDatabaseId.

Prototype

public void setDatabaseId(String databaseId)

Source Link

Usage

From source file:paner.das.strong.SqlSessionFactoryBean.java

License:Apache License

/**
 * Build a {@code SqlSessionFactory} instance.
 *
 * The default implementation uses the standard MyBatis {@code XMLConfigBuilder} API to build a
 * {@code SqlSessionFactory} instance based on an Reader.
 *
 * @return SqlSessionFactory//  w w w  .  j av  a 2s .  c  o m
 * @throws IOException if loading the config file failed
 */
protected SqlSessionFactory buildSqlSessionFactory() throws IOException {

    Configuration configuration;

    XMLConfigBuilder xmlConfigBuilder = null;
    if (this.configLocation != null) {
        xmlConfigBuilder = new XMLConfigBuilder(this.configLocation.getInputStream(), null,
                this.configurationProperties);
        configuration = xmlConfigBuilder.getConfiguration();
    } else {
        if (LOGGER.isDebugEnabled()) {
            LOGGER.debug("Property 'configLocation' not specified, using default MyBatis Configuration");
        }
        configuration = new Configuration();
        configuration.setVariables(this.configurationProperties);
    }

    if (this.objectFactory != null) {
        configuration.setObjectFactory(this.objectFactory);
    }

    if (this.objectWrapperFactory != null) {
        configuration.setObjectWrapperFactory(this.objectWrapperFactory);
    }

    if (hasLength(this.typeAliasesPackage)) {
        String[] typeAliasPackageArray = tokenizeToStringArray(this.typeAliasesPackage,
                ConfigurableApplicationContext.CONFIG_LOCATION_DELIMITERS);
        for (String packageToScan : typeAliasPackageArray) {
            // ThinkGem ???????
            try {
                configuration.getTypeAliasRegistry().registerAliases(packageToScan,
                        typeAliasesSuperType == null ? Object.class : typeAliasesSuperType);
            } catch (Exception ex) {
                LOGGER.error("Scanned package: '" + packageToScan + "' for aliases", ex);
                throw new NestedIOException("Scanned package: '" + packageToScan + "' for aliases", ex);
            } finally {
                ErrorContext.instance().reset();
            }
            // ThinkGem end
            if (LOGGER.isDebugEnabled()) {
                LOGGER.debug("Scanned package: '" + packageToScan + "' for aliases");
            }
        }
    }

    if (!isEmpty(this.typeAliases)) {
        for (Class<?> typeAlias : this.typeAliases) {
            configuration.getTypeAliasRegistry().registerAlias(typeAlias);
            if (LOGGER.isDebugEnabled()) {
                LOGGER.debug("Registered type alias: '" + typeAlias + "'");
            }
        }
    }

    if (!isEmpty(this.plugins)) {
        for (Interceptor plugin : this.plugins) {
            configuration.addInterceptor(plugin);
            if (LOGGER.isDebugEnabled()) {
                LOGGER.debug("Registered plugin: '" + plugin + "'");
            }
        }
    }

    if (hasLength(this.typeHandlersPackage)) {
        String[] typeHandlersPackageArray = tokenizeToStringArray(this.typeHandlersPackage,
                ConfigurableApplicationContext.CONFIG_LOCATION_DELIMITERS);
        for (String packageToScan : typeHandlersPackageArray) {
            configuration.getTypeHandlerRegistry().register(packageToScan);
            if (LOGGER.isDebugEnabled()) {
                LOGGER.debug("Scanned package: '" + packageToScan + "' for type handlers");
            }
        }
    }

    if (!isEmpty(this.typeHandlers)) {
        for (TypeHandler<?> typeHandler : this.typeHandlers) {
            configuration.getTypeHandlerRegistry().register(typeHandler);
            if (LOGGER.isDebugEnabled()) {
                LOGGER.debug("Registered type handler: '" + typeHandler + "'");
            }
        }
    }

    if (xmlConfigBuilder != null) {
        try {
            xmlConfigBuilder.parse();

            if (LOGGER.isDebugEnabled()) {
                LOGGER.debug("Parsed configuration file: '" + this.configLocation + "'");
            }
        } catch (Exception ex) {
            throw new NestedIOException("Failed to parse config resource: " + this.configLocation, ex);
        } finally {
            ErrorContext.instance().reset();
        }
    }

    if (this.transactionFactory == null) {
        this.transactionFactory = new SpringManagedTransactionFactory();
    }

    configuration.setEnvironment(new Environment(this.environment, this.transactionFactory, this.dataSource));

    if (this.databaseIdProvider != null) {
        try {
            configuration.setDatabaseId(this.databaseIdProvider.getDatabaseId(this.dataSource));
        } catch (SQLException e) {
            throw new NestedIOException("Failed getting a databaseId", e);
        }
    }

    if (!isEmpty(this.mapperLocations)) {
        for (Resource mapperLocation : this.mapperLocations) {
            if (mapperLocation == null) {
                continue;
            }

            try {
                XMLMapperBuilder xmlMapperBuilder = new XMLMapperBuilder(mapperLocation.getInputStream(),
                        configuration, mapperLocation.toString(), configuration.getSqlFragments());
                xmlMapperBuilder.parse();
            } catch (Exception e) {
                // ThinkGem MapperXML????
                LOGGER.error("Failed to parse mapping resource: '" + mapperLocation + "'", e);
                throw new NestedIOException("Failed to parse mapping resource: '" + mapperLocation + "'", e);
            } finally {
                ErrorContext.instance().reset();
            }

            if (LOGGER.isDebugEnabled()) {
                LOGGER.debug("Parsed mapper file: '" + mapperLocation + "'");
            }
        }

        // ThinkGem ?MapperXML?
        //new MapperRefreshThread(this.mapperLocations, configuration).run();
        this.mapperRefresh.setConfiguration(configuration);

    } else {
        if (LOGGER.isDebugEnabled()) {
            LOGGER.debug("Property 'mapperLocations' was not specified or no matching resources found");
        }
    }

    return this.sqlSessionFactoryBuilder.build(configuration);
}