Package org.linuxforhealth.fhir.term.graph.impl

Class FHIRTermGraphImpl

java.lang.Object

org.linuxforhealth.fhir.term.graph.impl.FHIRTermGraphImpl

All Implemented Interfaces:

FHIRTermGraph

public class FHIRTermGraphImpl
extends java.lang.Object
implements FHIRTermGraph

Field Summary

Fields inherited from interface org.linuxforhealth.fhir.term.graph.FHIRTermGraph

IS_A

Constructor Summary

Constructors

Constructor	Description
FHIRTermGraphImpl(org.apache.commons.configuration2.Configuration configuration)

Method Summary

Modifier and Type	Method	Description
void	close()	Close the graph and its underlying resources.
org.apache.commons.configuration2.Configuration	configuration()	Get the configuration used to create this FHIRTermGraph.
void	drop()	Drop the graph.
void	dropAllVertices()	Drop all vertices and edges from the graph.
org.janusgraph.core.JanusGraph	getJanusGraph()	Get the underlying JanusGraph instance behind this FHIRTermGraph.
java.util.stream.Stream<org.janusgraph.core.JanusGraphIndexQuery.Result<org.janusgraph.core.JanusGraphVertex>>	indexQuery(java.lang.String query, int limit, int offset)	Query the indexing backend using the Lucene query parser syntax and the provided limit and offset.
org.apache.tinkerpop.gremlin.process.traversal.dsl.graph.GraphTraversalSource	traversal()	Get the graph traversal source associated with the underlying JanusGraph instance.

Methods inherited from class java.lang.Object

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

Methods inherited from interface org.linuxforhealth.fhir.term.graph.FHIRTermGraph

indexQuery

Constructor Detail

FHIRTermGraphImpl

public FHIRTermGraphImpl(org.apache.commons.configuration2.Configuration configuration)

Method Detail

configuration

public org.apache.commons.configuration2.Configuration configuration()

Description copied from interface: FHIRTermGraph

Get the configuration used to create this FHIRTermGraph.

Specified by:

configuration in interface FHIRTermGraph

Returns:

the configuration

getJanusGraph

public org.janusgraph.core.JanusGraph getJanusGraph()

Description copied from interface: FHIRTermGraph

Get the underlying JanusGraph instance behind this FHIRTermGraph.

Specified by:

getJanusGraph in interface FHIRTermGraph

Returns:

the JanusGraph instance

traversal

public org.apache.tinkerpop.gremlin.process.traversal.dsl.graph.GraphTraversalSource traversal()

Description copied from interface: FHIRTermGraph

Get the graph traversal source associated with the underlying JanusGraph instance.

Specified by:

traversal in interface FHIRTermGraph

Returns:

the graph traversal source

indexQuery

public java.util.stream.Stream<org.janusgraph.core.JanusGraphIndexQuery.Result<org.janusgraph.core.JanusGraphVertex>> indexQuery(java.lang.String query,
                                                                                                                                 int limit,
                                                                                                                                 int offset)

Description copied from interface: FHIRTermGraph

Query the indexing backend using the Lucene query parser syntax and the provided limit and offset.

Specified by:

indexQuery in interface FHIRTermGraph

Parameters:

query - the query

limit - the limit

offset - the offset

Returns:

results of the specified query using the provided limit and offset

close

public void close()

Description copied from interface: FHIRTermGraph

Close the graph and its underlying resources.

Specified by:

close in interface FHIRTermGraph

drop

public void drop()

Description copied from interface: FHIRTermGraph

Drop the graph.

Specified by:

drop in interface FHIRTermGraph

dropAllVertices

public void dropAllVertices()

Description copied from interface: FHIRTermGraph

Drop all vertices and edges from the graph.

Specified by:

dropAllVertices in interface FHIRTermGraph