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Update the examples

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This commit is contained in:
James Agnew
2018-08-27 10:59:52 -04:00
parent 7650bae6a8
commit 2a5ca3fcd7
1 changed files with 141 additions and 127 deletions
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268
src/main/java/ca/uhn/fhir/jpa/demo/JpaServerDemo.java
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@@ -1,18 +1,5 @@
package ca.uhn.fhir.jpa.demo; package ca.uhn.fhir.jpa.demo;
import java.util.Collection;
import java.util.List;
import org.slf4j.Logger;
import org.slf4j.LoggerFactory;
import javax.servlet.ServletException;
import org.hl7.fhir.dstu3.model.Bundle;
import org.hl7.fhir.dstu3.model.Meta;
import org.springframework.web.context.ContextLoaderListener;
import org.springframework.web.context.WebApplicationContext;
import ca.uhn.fhir.context.FhirContext; import ca.uhn.fhir.context.FhirContext;
import ca.uhn.fhir.context.FhirVersionEnum; import ca.uhn.fhir.context.FhirVersionEnum;
import ca.uhn.fhir.jpa.dao.DaoConfig; import ca.uhn.fhir.jpa.dao.DaoConfig;
@@ -21,139 +8,166 @@ import ca.uhn.fhir.jpa.provider.JpaConformanceProviderDstu2;
import ca.uhn.fhir.jpa.provider.JpaSystemProviderDstu2; import ca.uhn.fhir.jpa.provider.JpaSystemProviderDstu2;
import ca.uhn.fhir.jpa.provider.dstu3.JpaConformanceProviderDstu3; import ca.uhn.fhir.jpa.provider.dstu3.JpaConformanceProviderDstu3;
import ca.uhn.fhir.jpa.provider.dstu3.JpaSystemProviderDstu3; import ca.uhn.fhir.jpa.provider.dstu3.JpaSystemProviderDstu3;
import ca.uhn.fhir.jpa.provider.dstu3.TerminologyUploaderProviderDstu3;
import ca.uhn.fhir.jpa.search.DatabaseBackedPagingProvider; import ca.uhn.fhir.jpa.search.DatabaseBackedPagingProvider;
import ca.uhn.fhir.jpa.subscription.resthook.SubscriptionRestHookInterceptor;
import ca.uhn.fhir.model.dstu2.composite.MetaDt; import ca.uhn.fhir.model.dstu2.composite.MetaDt;
import ca.uhn.fhir.narrative.DefaultThymeleafNarrativeGenerator; import ca.uhn.fhir.narrative.DefaultThymeleafNarrativeGenerator;
import ca.uhn.fhir.rest.api.EncodingEnum; import ca.uhn.fhir.rest.api.EncodingEnum;
import ca.uhn.fhir.rest.server.*; import ca.uhn.fhir.rest.server.ETagSupportEnum;
import ca.uhn.fhir.rest.server.HardcodedServerAddressStrategy;
import ca.uhn.fhir.rest.server.IResourceProvider;
import ca.uhn.fhir.rest.server.RestfulServer;
import ca.uhn.fhir.rest.server.interceptor.IServerInterceptor; import ca.uhn.fhir.rest.server.interceptor.IServerInterceptor;
import org.hl7.fhir.dstu3.model.Bundle;
import org.hl7.fhir.dstu3.model.Meta;
import org.springframework.web.context.ContextLoaderListener;
import org.springframework.web.context.WebApplicationContext;
import javax.servlet.ServletException;
import java.util.Collection;
import java.util.List;
public class JpaServerDemo extends RestfulServer { public class JpaServerDemo extends RestfulServer {
private static final long serialVersionUID = 1L; private static final long serialVersionUID = 1L;
private WebApplicationContext myAppCtx; private WebApplicationContext myAppCtx;
@SuppressWarnings("unchecked") @SuppressWarnings("unchecked")
@Override @Override
protected void initialize() throws ServletException { protected void initialize() throws ServletException {
super.initialize(); super.initialize();
/* /*
* We want to support FHIR DSTU2 format. This means that the server * We want to support FHIR DSTU2 format. This means that the server
* will use the DSTU2 bundle format and other DSTU2 encoding changes. * will use the DSTU2 bundle format and other DSTU2 encoding changes.
* *
* If you want to use DSTU1 instead, change the following line, and change the 2 occurrences of dstu2 in web.xml to dstu1 * If you want to use DSTU1 instead, change the following line, and change the 2 occurrences of dstu2 in web.xml to dstu1
*/ */
FhirVersionEnum fhirVersion = FhirVersionEnum.DSTU3; FhirVersionEnum fhirVersion = FhirVersionEnum.DSTU3;
setFhirContext(new FhirContext(fhirVersion)); setFhirContext(new FhirContext(fhirVersion));
// Get the spring context from the web container (it's declared in web.xml) // Get the spring context from the web container (it's declared in web.xml)
myAppCtx = ContextLoaderListener.getCurrentWebApplicationContext(); myAppCtx = ContextLoaderListener.getCurrentWebApplicationContext();
/* /*
* The BaseJavaConfigDstu2.java class is a spring configuration * The BaseJavaConfigDstu2.java class is a spring configuration
* file which is automatically generated as a part of hapi-fhir-jpaserver-base and * file which is automatically generated as a part of hapi-fhir-jpaserver-base and
* contains bean definitions for a resource provider for each resource type * contains bean definitions for a resource provider for each resource type
*/ */
String resourceProviderBeanName; String resourceProviderBeanName;
if (fhirVersion == FhirVersionEnum.DSTU2) { if (fhirVersion == FhirVersionEnum.DSTU2) {
resourceProviderBeanName = "myResourceProvidersDstu2"; resourceProviderBeanName = "myResourceProvidersDstu2";
} else if (fhirVersion == FhirVersionEnum.DSTU3) { } else if (fhirVersion == FhirVersionEnum.DSTU3) {
resourceProviderBeanName = "myResourceProvidersDstu3"; resourceProviderBeanName = "myResourceProvidersDstu3";
} else { } else {
throw new IllegalStateException(); throw new IllegalStateException();
} }
List<IResourceProvider> beans = myAppCtx.getBean(resourceProviderBeanName, List.class); List<IResourceProvider> beans = myAppCtx.getBean(resourceProviderBeanName, List.class);
setResourceProviders(beans); setResourceProviders(beans);
/*
* The system provider implements non-resource-type methods, such as
* transaction, and global history.
*/
Object systemProvider;
if (fhirVersion == FhirVersionEnum.DSTU2) {
systemProvider = myAppCtx.getBean("mySystemProviderDstu2", JpaSystemProviderDstu2.class);
} else if (fhirVersion == FhirVersionEnum.DSTU3) {
systemProvider = myAppCtx.getBean("mySystemProviderDstu3", JpaSystemProviderDstu3.class);
} else {
throw new IllegalStateException();
}
setPlainProviders(systemProvider);
/* /*
* The conformance provider exports the supported resources, search parameters, etc for * The system provider implements non-resource-type methods, such as
* this server. The JPA version adds resource counts to the exported statement, so it * transaction, and global history.
* is a nice addition. */
*/ Object systemProvider;
if (fhirVersion == FhirVersionEnum.DSTU2) { if (fhirVersion == FhirVersionEnum.DSTU2) {
IFhirSystemDao<ca.uhn.fhir.model.dstu2.resource.Bundle, MetaDt> systemDao = myAppCtx.getBean("mySystemDaoDstu2", IFhirSystemDao.class); systemProvider = myAppCtx.getBean("mySystemProviderDstu2", JpaSystemProviderDstu2.class);
JpaConformanceProviderDstu2 confProvider = new JpaConformanceProviderDstu2(this, systemDao, } else if (fhirVersion == FhirVersionEnum.DSTU3) {
myAppCtx.getBean(DaoConfig.class)); systemProvider = myAppCtx.getBean("mySystemProviderDstu3", JpaSystemProviderDstu3.class);
confProvider.setImplementationDescription("Example Server"); } else {
setServerConformanceProvider(confProvider); throw new IllegalStateException();
} else if (fhirVersion == FhirVersionEnum.DSTU3) { }
IFhirSystemDao<Bundle, Meta> systemDao = myAppCtx.getBean("mySystemDaoDstu3", IFhirSystemDao.class); setPlainProviders(systemProvider);
JpaConformanceProviderDstu3 confProvider = new JpaConformanceProviderDstu3(this, systemDao,
myAppCtx.getBean(DaoConfig.class));
confProvider.setImplementationDescription("Example Server");
setServerConformanceProvider(confProvider);
} else {
throw new IllegalStateException();
}
/* /*
* Enable ETag Support (this is already the default) * The conformance provider exports the supported resources, search parameters, etc for
*/ * this server. The JPA version adds resource counts to the exported statement, so it
setETagSupport(ETagSupportEnum.ENABLED); * is a nice addition.
*/
if (fhirVersion == FhirVersionEnum.DSTU2) {
IFhirSystemDao<ca.uhn.fhir.model.dstu2.resource.Bundle, MetaDt> systemDao = myAppCtx.getBean("mySystemDaoDstu2", IFhirSystemDao.class);
JpaConformanceProviderDstu2 confProvider = new JpaConformanceProviderDstu2(this, systemDao,
myAppCtx.getBean(DaoConfig.class));
confProvider.setImplementationDescription("Example Server");
setServerConformanceProvider(confProvider);
} else if (fhirVersion == FhirVersionEnum.DSTU3) {
IFhirSystemDao<Bundle, Meta> systemDao = myAppCtx.getBean("mySystemDaoDstu3", IFhirSystemDao.class);
JpaConformanceProviderDstu3 confProvider = new JpaConformanceProviderDstu3(this, systemDao,
myAppCtx.getBean(DaoConfig.class));
confProvider.setImplementationDescription("Example Server");
setServerConformanceProvider(confProvider);
} else {
throw new IllegalStateException();
}
/* /*
* This server tries to dynamically generate narratives * Enable ETag Support (this is already the default)
*/ */
FhirContext ctx = getFhirContext(); setETagSupport(ETagSupportEnum.ENABLED);
ctx.setNarrativeGenerator(new DefaultThymeleafNarrativeGenerator());
/* /*
* Default to JSON and pretty printing * This server tries to dynamically generate narratives
*/ */
setDefaultPrettyPrint(true); FhirContext ctx = getFhirContext();
setDefaultResponseEncoding(EncodingEnum.JSON); ctx.setNarrativeGenerator(new DefaultThymeleafNarrativeGenerator());
/* /*
* -- New in HAPI FHIR 1.5 -- * Default to JSON and pretty printing
* This configures the server to page search results to and from */
* the database, instead of only paging them to memory. This may mean setDefaultPrettyPrint(true);
* a performance hit when performing searches that return lots of results, setDefaultResponseEncoding(EncodingEnum.JSON);
* but makes the server much more scalable.
*/
setPagingProvider(myAppCtx.getBean(DatabaseBackedPagingProvider.class));
/* /*
* Load interceptors for the server from Spring (these are defined in FhirServerConfig.java) * -- New in HAPI FHIR 1.5 --
*/ * This configures the server to page search results to and from
Collection<IServerInterceptor> interceptorBeans = myAppCtx.getBeansOfType(IServerInterceptor.class).values(); * the database, instead of only paging them to memory. This may mean
for (IServerInterceptor interceptor : interceptorBeans) { * a performance hit when performing searches that return lots of results,
this.registerInterceptor(interceptor); * but makes the server much more scalable.
} */
setPagingProvider(myAppCtx.getBean(DatabaseBackedPagingProvider.class));
/* /*
* If you are hosting this server at a specific DNS name, the server will try to * Load interceptors for the server from Spring (these are defined in FhirServerConfig.java)
* figure out the FHIR base URL based on what the web container tells it, but */
* this doesn't always work. If you are setting links in your search bundles that Collection<IServerInterceptor> interceptorBeans = myAppCtx.getBeansOfType(IServerInterceptor.class).values();
* just refer to "localhost", you might want to use a server address strategy: for (IServerInterceptor interceptor : interceptorBeans) {
*/ this.registerInterceptor(interceptor);
//setServerAddressStrategy(new HardcodedServerAddressStrategy("http://mydomain.com/fhir/baseDstu2")); }
/* /*
* If you are using DSTU3+, you may want to add a terminology uploader, which allows * If you are hosting this server at a specific DNS name, the server will try to
* uploading of external terminologies such as Snomed CT. Note that this uploader * figure out the FHIR base URL based on what the web container tells it, but
* does not have any security attached (any anonymous user may use it by default) * this doesn't always work. If you are setting links in your search bundles that
* so it is a potential security vulnerability. Consider using an AuthorizationInterceptor * just refer to "localhost", you might want to use a server address strategy:
* with this feature. */
*/ if (false) { // <-- DISABLED RIGHT NOW
//if (fhirVersion == FhirVersionEnum.DSTU3) { setServerAddressStrategy(new HardcodedServerAddressStrategy("http://mydomain.com/fhir/baseDstu3"));
// registerProvider(myAppCtx.getBean(TerminologyUploaderProviderDstu3.class)); }
//}
} /*
* If you are using DSTU3+, you may want to add a terminology uploader, which allows
* uploading of external terminologies such as Snomed CT. Note that this uploader
* does not have any security attached (any anonymous user may use it by default)
* so it is a potential security vulnerability. Consider using an AuthorizationInterceptor
* with this feature.
*/
if (false) { // <-- DISABLED RIGHT NOW
if (fhirVersion == FhirVersionEnum.DSTU3) {
registerProvider(myAppCtx.getBean(TerminologyUploaderProviderDstu3.class));
}
}
/*
* If you want to support subscriptions, you will want to register interceptors for
* any type of subscriptions you want to support.
*/
if (false) { // <-- DISABLED RIGHT NOW
SubscriptionRestHookInterceptor restHookInterceptor = myAppCtx.getBean(SubscriptionRestHookInterceptor.class);
registerInterceptor(restHookInterceptor);
}
}
} }