Package se.liu.ida.hefquin.cli

Class MaterializeRDFViewOfLPG

java.lang.Object
org.apache.jena.cmd.CommandLineBase
org.apache.jena.cmd.CmdLineArgs
org.apache.jena.cmd.CmdMain
org.apache.jena.cmd.CmdArgModule
org.apache.jena.cmd.CmdGeneral
arq.cmdline.CmdARQ
se.liu.ida.hefquin.cli.MaterializeRDFViewOfLPG
public class MaterializeRDFViewOfLPG extends arq.cmdline.CmdARQ

  • Nested Class Summary

    Nested Classes
    Modifier and Type
    Class
    Description
    protected static class 
    MaterializeRDFViewOfLPG.MyCachingStreamRDF
    Collects the emitted triples into a graph and writes this graph to the given OutputStream upon calling the MaterializeRDFViewOfLPG.MyCachingStreamRDF.finish() function.

  • Field Summary

    Fields
    Modifier and Type
    Field
    Description
    protected final org.apache.jena.cmd.ArgDecl
    argEndpointURI
     
    protected final arq.cmdline.ModLangOutput
    modLangOut
     
    protected final ModLPG2RDFConfiguration
    modLPG2RDFConfiguration
     
    protected final arq.cmdline.ModTime
    modTime
     

    Fields inherited from class arq.cmdline.CmdARQ

    cmdStrictMode, modContext

    Fields inherited from class org.apache.jena.cmd.CmdGeneral

    cmdName, modGeneral, modVersion

    Fields inherited from class org.apache.jena.cmd.CmdLineArgs

    argMap, args, positionals

  • Constructor Summary

    Constructors
    Modifier
    Constructor
    Description
    protected
    MaterializeRDFViewOfLPG(String[] argv)
     

  • Method Summary

    Modifier and Type
    Method
    Description
    CypherQuery
    buildGetEdgesQuery()
     
    CypherQuery
    buildGetNodesQuery()
     
    protected void
    exec()
     
    protected List<TableRecord>
    execQuery(CypherQuery query, String neo4jEndpointURI)
     
    protected String
    getSummary()
     
    static void
    main(String[] args)
     
    protected org.apache.jena.riot.system.StreamRDF
    setupOutputStream(OutputStream outStreamBase)
     
    protected void
    writeTriplesForEdges(List<TableRecord> edgesResponse, LPG2RDFConfiguration l2rConf, org.apache.jena.riot.system.StreamRDF rdfOutStream)
     
    protected void
    writeTriplesForNodes(List<TableRecord> nodesResponse, LPG2RDFConfiguration l2rConf, org.apache.jena.riot.system.StreamRDF rdfOutStream)
     
    protected void
    writeTriplesForProperties(org.apache.jena.graph.Node subject, PropertyMap properties, LPG2RDFConfiguration l2rConf, org.apache.jena.riot.system.StreamRDF rdfOutStream)
    Creates and writes a triple for each of the properties of the given PropertyMap using the given subject for these triples.

    Methods inherited from class arq.cmdline.CmdARQ

    getCommandName, processModulesAndArgs

    Methods inherited from class org.apache.jena.cmd.CmdGeneral

    add, addModule, getUsage, help, isDebug, isQuiet, isVerbose, printHelp, usage, usage

    Methods inherited from class org.apache.jena.cmd.CmdArgModule

    process

    Methods inherited from class org.apache.jena.cmd.CmdMain

    cmdError, cmdError, mainAndExit, mainMethod, mainRun, mainRun, mainRun

    Methods inherited from class org.apache.jena.cmd.CmdLineArgs

    add, add, add, addArg, addArg, addPositional, contains, contains, containsMultiple, containsMultiple, getArg, getArg, getNumPositional, getPositional, getPositionalArg, getPositionalOrStdin, getValue, getValue, getValues, getValues, handleUnrecognizedArg, hasArg, hasArg, hasArgs, hasPositional, hasValueOfFalse, hasValueOfTrue, indirect, indirect, matchesIndirect, matchesIndirect, toString

    Methods inherited from class org.apache.jena.cmd.CommandLineBase

    apply, getArg, getArgList, setArgs

    Methods inherited from class java.lang.Object

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

  • Field Details

    • modTime

      protected final arq.cmdline.ModTime modTime

    • modLangOut

      protected final arq.cmdline.ModLangOutput modLangOut

    • modLPG2RDFConfiguration

      protected final ModLPG2RDFConfiguration modLPG2RDFConfiguration

    • argEndpointURI

      protected final org.apache.jena.cmd.ArgDecl argEndpointURI

  • Constructor Details

    • MaterializeRDFViewOfLPG

      protected MaterializeRDFViewOfLPG(String[] argv)

  • Method Details

    • main

      public static void main(String[] args)

    • getSummary

      protected String getSummary()
      Specified by:
      getSummary in class org.apache.jena.cmd.CmdGeneral

    • exec

      protected void exec()
      Specified by:
      exec in class org.apache.jena.cmd.CmdMain

    • buildGetNodesQuery

      public CypherQuery buildGetNodesQuery()

    • buildGetEdgesQuery

      public CypherQuery buildGetEdgesQuery()

    • execQuery

      protected List<TableRecord> execQuery(CypherQuery query, String neo4jEndpointURI)

    • writeTriplesForNodes

      protected void writeTriplesForNodes(List<TableRecord> nodesResponse, LPG2RDFConfiguration l2rConf, org.apache.jena.riot.system.StreamRDF rdfOutStream)

    • writeTriplesForEdges

      protected void writeTriplesForEdges(List<TableRecord> edgesResponse, LPG2RDFConfiguration l2rConf, org.apache.jena.riot.system.StreamRDF rdfOutStream)

    • writeTriplesForProperties

      protected void writeTriplesForProperties(org.apache.jena.graph.Node subject, PropertyMap properties, LPG2RDFConfiguration l2rConf, org.apache.jena.riot.system.StreamRDF rdfOutStream)
      Creates and writes a triple for each of the properties of the given PropertyMap using the given subject for these triples.
      Parameters:
      subject - - used as subject of the created triples
      properties - - the properties for which the triples are created
      l2rConf - - LPG-to-RDF configuration that specifies the IRIs for the property names
      rdfOutStream - - stream to which the created triples are written

    • setupOutputStream

      protected org.apache.jena.riot.system.StreamRDF setupOutputStream(OutputStream outStreamBase)