Package org.aksw.jenax.io.json.graph

Class GraphToJsonIndexMapper

java.lang.Object

org.aksw.jenax.io.json.graph.GraphToJsonIndexMapper

All Implemented Interfaces:

GraphToJsonMapper, GraphToJsonMapperNode

public class GraphToJsonIndexMapper
extends Object
implements GraphToJsonMapperNode

Field Summary

Fields

Modifier and Type	Field	Description
protected Map<org.apache.jena.sparql.path.P_Path0,org.apache.jena.sparql.core.Var>	fieldToVar
protected org.aksw.jenax.sparql.fragment.api.Fragment	fragment
protected org.apache.jena.sparql.core.Var	indexVar
protected boolean	skipIntermediateObject
protected org.apache.jena.sparql.core.Var	sourceVar
protected Map<org.apache.jena.sparql.core.Var,GraphToJsonMapperNode>	subMappers

Constructor Summary

Constructors

Constructor	Description
GraphToJsonIndexMapper(org.aksw.jenax.sparql.fragment.api.Fragment fragment, org.apache.jena.sparql.core.Var sourceVar, org.apache.jena.sparql.core.Var indexVar)

Method Summary

Modifier and Type	Method	Description
void	addMapping(org.apache.jena.sparql.core.Var var, org.apache.jena.sparql.path.P_Path0 path, GraphToJsonMapperNode subMapper)
GraphToJsonNodeMapperType	getType()
static void	main(String[] args)
com.google.gson.JsonElement	map(org.aksw.commons.path.json.PathJson path, com.google.gson.JsonArray errors, org.apache.jena.graph.Graph graph, org.apache.jena.graph.Node node)
AggJsonNode	toAggregator()	Attempt to convert the mapper into an aggregator that can assemble json from an ordered stream of triples.

Methods inherited from class java.lang.Object

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

Methods inherited from interface org.aksw.jenax.io.json.graph.GraphToJsonMapperNode

asLiteral, asObject

Field Details

fragment

protected org.aksw.jenax.sparql.fragment.api.Fragment fragment

sourceVar

protected org.apache.jena.sparql.core.Var sourceVar

indexVar

protected org.apache.jena.sparql.core.Var indexVar

fieldToVar

protected Map<org.apache.jena.sparql.path.P_Path0,org.apache.jena.sparql.core.Var> fieldToVar

subMappers

protected Map<org.apache.jena.sparql.core.Var,GraphToJsonMapperNode> subMappers

skipIntermediateObject

protected boolean skipIntermediateObject

Constructor Details

GraphToJsonIndexMapper

public GraphToJsonIndexMapper(org.aksw.jenax.sparql.fragment.api.Fragment fragment,
 org.apache.jena.sparql.core.Var sourceVar,
 org.apache.jena.sparql.core.Var indexVar)

Method Details

addMapping

public void addMapping(org.apache.jena.sparql.core.Var var,
 org.apache.jena.sparql.path.P_Path0 path,
 GraphToJsonMapperNode subMapper)

map

public com.google.gson.JsonElement map(org.aksw.commons.path.json.PathJson path,
 com.google.gson.JsonArray errors,
 org.apache.jena.graph.Graph graph,
 org.apache.jena.graph.Node node)

Specified by:

map in interface GraphToJsonMapper

getType

public GraphToJsonNodeMapperType getType()

Specified by:

getType in interface GraphToJsonMapperNode

toAggregator

public AggJsonNode toAggregator()

Description copied from interface: GraphToJsonMapperNode

Attempt to convert the mapper into an aggregator that can assemble json from an ordered stream of triples.

Specified by:

toAggregator in interface GraphToJsonMapperNode

main

public static void main(String[] args)