Package org.lab41.dendrite.metagraph.models

Examples of org.lab41.dendrite.metagraph.models.GraphMetadata

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        ProjectMetadata projectMetadata = graphMetadata.getProject();
        if (projectMetadata != null) {
            this.projectId = projectMetadata.getId().toString();
        }

        GraphMetadata parentGraphMetadata = graphMetadata.getParentGraph();
        if (parentGraphMetadata != null) {
            this.parentGraphId = parentGraphMetadata.getId().toString();
        }
    }
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    public GetGraphResponse getGraph(@PathVariable String graphId) throws NotFound {

        MetaGraphTx tx = metaGraphService.buildTransaction().readOnly().start();

        try {
            GraphMetadata graphMetadata = tx.getGraph(graphId);
            if (graphMetadata == null) {
                throw new NotFound(GraphMetadata.class, graphId);
            }

            // FIXME: Temporary hack to force loading the graph until the UI can handle it occurring asynchronously.
            metaGraphService.getDendriteGraph(graphMetadata.getId());

            return new GetGraphResponse(graphMetadata);
        } finally {
            tx.commit();
        }
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        Map<String, Object> response = new HashMap<>();
        MetaGraphTx tx = metaGraphService.buildTransaction().readOnly().start();

        try {
            GraphMetadata graphMetadata = tx.getGraph(graphId);
            if (graphMetadata == null) {
                throw new NotFound(GraphMetadata.class, graphId);
            }

            DendriteGraph graph = metaGraphService.getDendriteGraph(graphId);
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        Map<String, Object> response = new HashMap<>();
        MetaGraphTx tx = metaGraphService.newTransaction();

        try {
            GraphMetadata graphMetadata = tx.getGraph(graphId);
            if (graphMetadata == null) {
                throw new NotFound(GraphMetadata.class, graphId);
            }

            try {
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            ProjectMetadata projectMetadata = tx.getProject(projectId);
            if (projectMetadata == null) {
                throw new NotFound(ProjectMetadata.class, projectId);
            }

            GraphMetadata graphMetadata = tx.createGraph(projectMetadata);
            graphMetadata.setProperties(item.getProperties());

            headers.setLocation(builder.path("/graphs/{graphId}").buildAndExpand(projectMetadata.getId()).toUri());

            getGraphResponse = new GetGraphResponse(graphMetadata);
        } catch (Throwable t) {
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            ProjectMetadata projectMetadata = tx.getProject(projectId);
            if (projectMetadata == null) {
                throw new NotFound(ProjectMetadata.class, projectId);
            }

            GraphMetadata graphMetadata = projectMetadata.getCurrentGraph();

            // FIXME: Temporary hack to force loading the graph until the UI can handle it occurring asynchronously.
            metaGraphService.getDendriteGraph(graphMetadata.getId());

            return new GetGraphResponse(graphMetadata);
        } finally {
            tx.commit();
        }
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    public GetJobResponse getJob(@PathVariable String jobId) throws NotFound {

        MetaGraphTx tx = metaGraphService.buildTransaction().readOnly().start();

        try {
            JobMetadata jobMetadata = tx.getJob(jobId);
            if (jobMetadata == null) {
                throw new NotFound(JobMetadata.class, jobId);
            }

            return new GetJobResponse(jobMetadata);
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    public DeleteJobResponse deleteJob(@PathVariable String jobId) throws NotFound {
        MetaGraphTx tx = metaGraphService.newTransaction();
        DeleteJobResponse deleteJobResponse;

        try {
            JobMetadata jobMetadata = tx.getJob(jobId);
            if (jobMetadata == null) {
                throw new NotFound(JobMetadata.class, jobId);
            }

            tx.deleteJob(jobMetadata);
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            response.put("msg", "missing project metadata for graph '" + graphId + "'");
            tx.rollback();
            return new ResponseEntity<>(response, HttpStatus.NOT_FOUND);
        }

        JobMetadata jobMetadata = tx.createJob(projectMetadata);

        response.put("status", "ok");
        response.put("msg", "job submitted");
        response.put("jobId", jobMetadata.getId().toString());

        tx.commit();

        if (!algorithm.equals("approximate_diameter") &&
           !algorithm.equals("connected_component") &&
           !algorithm.equals("connected_component_stats") &&
           !algorithm.equals("directed_triangle_count") &&
           !algorithm.equals("eigen_vector_normalization") &&
           !algorithm.equals("graph_laplacian") &&
           !algorithm.equals("kcore") &&
           !algorithm.equals("pagerank") &&
           !algorithm.equals("partitioning") &&
           !algorithm.equals("simple_coloring") &&
           !algorithm.equals("simple_undirected_triangle_count") &&
           !algorithm.equals("sssp") &&
           !algorithm.equals("TSC") &&
           !algorithm.equals("undirected_triangle_count")) {
            response.put("status", "error");
            response.put("msg", algorithm + " not implemented");
            return new ResponseEntity<>(response, HttpStatus.NOT_FOUND);
        }

        // We can't pass the values directly because they'll live in a separate thread.
        graphLabService.graphLabAlgorithm(graph, algorithm, jobMetadata.getId());

        return new ResponseEntity<>(response, HttpStatus.OK);
    }
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            response.put("msg", "missing project metadata for graph '" + graphId + "'");
            tx.rollback();
            return new ResponseEntity<>(response, HttpStatus.NOT_FOUND);
        }

        JobMetadata jobMetadata = tx.createJob(projectMetadata);

        response.put("status", "ok");
        response.put("msg", "job submitted");
        response.put("jobId", jobMetadata.getId().toString());

        tx.commit();

        // We can't pass the values directly because they'll live in a separate thread.
        edgeDegreesService.titanCountDegrees(graph, jobMetadata.getId());

        return new ResponseEntity<>(response, HttpStatus.OK);
    }
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Related Classes of org.lab41.dendrite.metagraph.models.GraphMetadata

  • com.thinkaurelius.faunus.FaunusEdge
  • com.thinkaurelius.faunus.FaunusGraph
  • com.thinkaurelius.faunus.FaunusPipeline
  • com.thinkaurelius.faunus.mapreduce.FaunusCompiler
  • com.thinkaurelius.faunus.mapreduce.FaunusJobControl
  • com.thinkaurelius.titan.core.TitanTransaction
  • com.thinkaurelius.titan.core.TitanType
  • com.thinkaurelius.titan.graphdb.types.vertices.TitanKeyVertex
  • com.thinkaurelius.titan.graphdb.types.vertices.TitanLabelVertex
  • com.tinkerpop.blueprints.Edge
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