com.cerner.bunsen.definitions

Class HapiConverter<T>

java.lang.Object

com.cerner.bunsen.definitions.HapiConverter<T>

Direct Known Subclasses:

HapiChoiceConverter, HapiCompositeConverter, HapiContainedConverter, LeafExtensionConverter, NoOpConverter, PrimitiveConverter

public abstract class HapiConverter<T>
extends Object

Base class for converting HAPI resources to an alternative object model, such as Spark rows or Avro objects.

Nested Class Summary

Nested Classes

Modifier and Type	Class and Description
static interface	HapiConverter.HapiFieldSetter Supporting interface to convert and set a field on a HAPI object.
static interface	HapiConverter.HapiObjectConverter Supporting interface to convert an object from a different data model to a HAPI object.
static interface	HapiConverter.MultiValueConverter Supporting interface to convert multiple values for the corresponding field on a FHIR object.

Constructor Summary

Constructors

Constructor and Description
HapiConverter()

Method Summary

Modifier and Type	Method and Description
String	extensionUrl() The extension URL if the field is an extension, null otherwise.
abstract Object	fromHapi(Object input) Converts a HAPI object or list of objects to the equivalent in the alternative data model.
abstract T	getDataType() Returns the schema of the converted item.
String	getElementType() The FHIR type of the element to be converted, or null if there is no FHIR type, such as within a FHIR backbone element.
abstract HapiConverter.HapiFieldSetter	toHapiConverter(ca.uhn.fhir.context.BaseRuntimeElementDefinition... elementDefinitions) Returns a field setter to be used when converting an object of an alternative model to HAPI.

Methods inherited from class java.lang.Object

clone, equals, finalize, getClass, hashCode, notify, notifyAll, toString, wait, wait, wait

Constructor Detail

HapiConverter

public HapiConverter()

Method Detail

fromHapi

public abstract Object fromHapi(Object input)

Converts a HAPI object or list of objects to the equivalent in the alternative data model.

Parameters:

input - a HAPI object.

Returns:

the data model-specific equivalent.

getDataType

public abstract T getDataType()

Returns the schema of the converted item.

Returns:

The schema of the converted item.

extensionUrl

public String extensionUrl()

The extension URL if the field is an extension, null otherwise.

Returns:

extension URL if the field is an extension, null otherwise.

getElementType

public String getElementType()

The FHIR type of the element to be converted, or null if there is no FHIR type, such as within a FHIR backbone element.

Returns:

FHIR type of the element to be converted.

toHapiConverter

public abstract HapiConverter.HapiFieldSetter toHapiConverter(ca.uhn.fhir.context.BaseRuntimeElementDefinition... elementDefinitions)

Returns a field setter to be used when converting an object of an alternative model to HAPI. Choice types may have multiple element definitions, but in the common case there will be only one.

Parameters:

elementDefinitions - the set of element definitions that the element can be.

Returns:

the field setter.