FhirServerConfig.java example

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hapi-fhir-master
package ca.uhn.fhir.jpa.demo;

import java.util.Properties;

import javax.persistence.EntityManagerFactory;
import javax.sql.DataSource;

import org.apache.commons.dbcp2.BasicDataSource;
import org.apache.commons.lang3.time.DateUtils;
import org.hibernate.jpa.HibernatePersistenceProvider;
import org.springframework.beans.factory.annotation.Autowire;
import org.springframework.beans.factory.annotation.Autowired;
import org.springframework.beans.factory.annotation.Qualifier;
import org.springframework.context.annotation.Bean;
import org.springframework.context.annotation.Configuration;
import org.springframework.context.annotation.Import;
import org.springframework.orm.jpa.JpaTransactionManager;
import org.springframework.orm.jpa.LocalContainerEntityManagerFactoryBean;
import org.springframework.transaction.annotation.EnableTransactionManagement;

import ca.uhn.fhir.jpa.config.BaseJavaConfigDstu2;
import ca.uhn.fhir.jpa.dao.DaoConfig;
import ca.uhn.fhir.jpa.util.SubscriptionsRequireManualActivationInterceptorDstu2;
import ca.uhn.fhir.rest.server.interceptor.IServerInterceptor;
import ca.uhn.fhir.rest.server.interceptor.LoggingInterceptor;
import ca.uhn.fhir.rest.server.interceptor.ResponseHighlighterInterceptor;

@Configuration
@EnableTransactionManagement()
@Import(FhirDbConfig.class)
public class FhirServerConfig extends BaseJavaConfigDstu2 {

	/**
	 * Configure FHIR properties around the the JPA server via this bean
	 */
	@Bean()
	public DaoConfig daoConfig() {
		DaoConfig retVal = new DaoConfig();
		retVal.setSubscriptionEnabled(true);
		retVal.setSubscriptionPollDelay(5000);
		retVal.setSubscriptionPurgeInactiveAfterMillis(DateUtils.MILLIS_PER_HOUR);
		retVal.setAllowMultipleDelete(true);
		return retVal;
	}

	/**
	 * The following bean configures the database connection. The 'url' property value of "jdbc:derby:directory:jpaserver_derby_files;create=true" indicates that the server should save resources in a
	 * directory called "jpaserver_derby_files".
	 * 
	 * A URL to a remote database could also be placed here, along with login credentials and other properties supported by BasicDataSource.
	 */
	@Bean(destroyMethod = "close")
	public DataSource dataSource() {
		BasicDataSource retVal = new BasicDataSource();
		retVal.setDriver(new org.apache.derby.jdbc.EmbeddedDriver());
		retVal.setUrl("jdbc:derby:directory:target/jpaserver_derby_files;create=true");
		retVal.setUsername("");
		retVal.setPassword("");
		return retVal;
	}

	@Autowired()
	@Qualifier("jpaProperties")
	private Properties myJpaProperties;

	@Bean()
	public LocalContainerEntityManagerFactoryBean entityManagerFactory() {
		LocalContainerEntityManagerFactoryBean retVal = new LocalContainerEntityManagerFactoryBean();
		retVal.setPersistenceUnitName("HAPI_PU");
		retVal.setDataSource(dataSource());
		retVal.setPackagesToScan("ca.uhn.fhir.jpa.entity");
		retVal.setPersistenceProvider(new HibernatePersistenceProvider());
		retVal.setJpaProperties(myJpaProperties);
		return retVal;
	}


	/**
	 * Do some fancy logging to create a nice access log that has details about each incoming request.
	 */
	public IServerInterceptor loggingInterceptor() {
		LoggingInterceptor retVal = new LoggingInterceptor();
		retVal.setLoggerName("fhirtest.access");
		retVal.setMessageFormat(
				"Path[${servletPath}] Source[${requestHeader.x-forwarded-for}] Operation[${operationType} ${operationName} ${idOrResourceName}] UA[${requestHeader.user-agent}] Params[${requestParameters}] ResponseEncoding[${responseEncodingNoDefault}]");
		retVal.setLogExceptions(true);
		retVal.setErrorMessageFormat("ERROR - ${requestVerb} ${requestUrl}");
		return retVal;
	}

	/**
	 * This interceptor adds some pretty syntax highlighting in responses when a browser is detected
	 */
	@Bean(autowire = Autowire.BY_TYPE)
	public IServerInterceptor responseHighlighterInterceptor() {
		ResponseHighlighterInterceptor retVal = new ResponseHighlighterInterceptor();
		return retVal;
	}

	@Bean(autowire = Autowire.BY_TYPE)
	public IServerInterceptor subscriptionSecurityInterceptor() {
		SubscriptionsRequireManualActivationInterceptorDstu2 retVal = new SubscriptionsRequireManualActivationInterceptorDstu2();
		return retVal;
	}

	@Bean()
	public JpaTransactionManager transactionManager(EntityManagerFactory entityManagerFactory) {
		JpaTransactionManager retVal = new JpaTransactionManager();
		retVal.setEntityManagerFactory(entityManagerFactory);
		return retVal;
	}

}