Package org.lab41.dendrite.metagraph

Examples of org.lab41.dendrite.metagraph.MetaGraphTx

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    @PreAuthorize("hasPermission(#branchId, 'branch', 'admin')")
    @RequestMapping(value = "/branches/{branchId}", method = RequestMethod.DELETE)
    @ResponseBody
    public DeleteBranchResponse deleteBranch(@PathVariable String branchId) throws IOException, GitAPIException, CannotDeleteCurrentBranchException, NotFound {

        MetaGraphTx tx = metaGraphService.newTransaction();

        try {
            BranchMetadata branchMetadata = tx.getBranch(branchId);
            if (branchMetadata == null) {
                throw new NotFound(BranchMetadata.class, branchId);
            }

            ProjectMetadata projectMetadata = branchMetadata.getProject();
            if (projectMetadata == null) {
                throw new NotFound(ProjectMetadata.class);
            }

            Git git = historyService.projectGitRepository(projectMetadata);

            String branchName = branchMetadata.getName();

            tx.deleteBranch(branchMetadata);

            try {
                git.branchDelete()
                        .setBranchNames(branchName)
                        .call();
            } finally {
                git.close();
            }

        } catch (Throwable e) {
            tx.rollback();
            throw e;
        }

        tx.commit();

        return new DeleteBranchResponse();
    }
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    @PreAuthorize("hasPermission(#projectId, 'project', 'admin')")
    @RequestMapping(value = "/projects/{projectId}/branches", method = RequestMethod.GET)
    @ResponseBody
    public GetBranchesResponse getBranches(@PathVariable String projectId) throws NotFound {

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

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

            List<GetBranchResponse> branches = new ArrayList<>();
            for (BranchMetadata branchMetadata: projectMetadata.getBranches()) {
                branches.add(new GetBranchResponse(branchMetadata));
            }

            return new GetBranchesResponse(branches);
        } finally {
            tx.commit();
        }
    }
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    @PreAuthorize("hasPermission(#projectId, 'project', 'admin')")
    @RequestMapping(value = "/projects/{projectId}/branches/{branchName}", method = RequestMethod.GET)
    @ResponseBody
    public GetBranchResponse getBranch(@PathVariable String projectId, @PathVariable String branchName) throws NotFound {

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

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

            BranchMetadata branchMetadata = projectMetadata.getBranchByName(branchName);
            if (branchMetadata == null) {
                throw new NotFound(BranchMetadata.class, branchName);
            }

            return new GetBranchResponse(branchMetadata);
        } finally {
            tx.commit();
        }
    }
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            throw new BindingException(result);
        }

        String graphId = item.getGraphId();

        MetaGraphTx tx = metaGraphService.newTransaction();
        BranchCommitJob branchCommitJob;
        GetBranchResponse getBranchResponse;

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

            BranchMetadata branchMetadata;

            if (graphId == null) {
                branchMetadata = tx.createBranch(branchName, projectMetadata);
            } else {
                GraphMetadata graphMetadata = tx.getGraph(graphId);
                if (graphMetadata == null) {
                    throw new NotFound(GraphMetadata.class, graphId);
                }

                branchMetadata = tx.createBranch(branchName, graphMetadata);
            }

            GraphMetadata srcGraphMetadata = branchMetadata.getGraph();
            if (srcGraphMetadata == null) {
                throw new NotFound(GraphMetadata.class);
            }

            GraphMetadata dstGraphMetadata = tx.createGraph(srcGraphMetadata);

            JobMetadata jobMetadata = tx.createJob(projectMetadata);

            Git git = historyService.projectGitRepository(projectMetadata);
            try {
                git.branchCreate()
                        .setName(branchName)
                        .call();
            } finally {
                git.close();
            }

            // We can't pass the values directly because they'll live in a separate thread.
            branchCommitJob = new BranchCommitJob(
                    metaGraphService.getMetaGraph(),
                    jobMetadata.getId(),
                    projectMetadata.getId(),
                    branchMetadata.getId(),
                    srcGraphMetadata.getId(),
                    dstGraphMetadata.getId());

            getBranchResponse = new GetBranchResponse(branchMetadata, jobMetadata);
        } catch (Throwable t) {
            tx.rollback();
            throw t;
        }

        // Commit must come after all branch access.
        tx.commit();

        //taskExecutor.execute(branchCommitJob);
        branchCommitJob.run();

        return getBranchResponse;
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            response.put("status", "error");
            response.put("msg", "missing graph metadata '" + graphId + "'");
            return new ResponseEntity<>(response, HttpStatus.NOT_FOUND);
        }

        MetaGraphTx tx = metaGraphService.newTransaction();

        GraphMetadata graphMetadata = tx.getGraph(graphId);
        if (graphMetadata == null) {
            response.put("status", "error");
            response.put("msg", "missing graph metadata '" + graphId + "'");
            tx.rollback();
            return new ResponseEntity<>(response, HttpStatus.NOT_FOUND);
        }

        ProjectMetadata projectMetadata = graphMetadata.getProject();
        if (projectMetadata == null) {
            response.put("status", "error");
            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.
        barycenterDistanceService.run(graph, jobMetadata.getId());

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

        MetaGraphTx tx = metaGraphService.newTransaction();

        GraphMetadata graphMetadata = tx.getGraph(graphId);
        if (graphMetadata == null) {
            response.put("status", "error");
            response.put("msg", "missing graph metadata '" + graphId + "'");
            tx.rollback();
            return new ResponseEntity<>(response, HttpStatus.NOT_FOUND);
        }

        ProjectMetadata projectMetadata = graphMetadata.getProject();
        if (projectMetadata == null) {
            response.put("status", "error");
            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.
        betweennessCentralityService.run(graph, jobMetadata.getId());

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

        MetaGraphTx tx = metaGraphService.newTransaction();

        GraphMetadata graphMetadata = tx.getGraph(graphId);
        if (graphMetadata == null) {
            response.put("status", "error");
            response.put("msg", "missing graph metadata '" + graphId + "'");
            tx.rollback();
            return new ResponseEntity<>(response, HttpStatus.NOT_FOUND);
        }

        ProjectMetadata projectMetadata = graphMetadata.getProject();
        if (projectMetadata == null) {
            response.put("status", "error");
            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.
        closenessCentralityService.run(graph, jobMetadata.getId());

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

        MetaGraphTx tx = metaGraphService.newTransaction();

        GraphMetadata graphMetadata = tx.getGraph(graphId);
        if (graphMetadata == null) {
            response.put("status", "error");
            response.put("msg", "missing graph metadata '" + graphId + "'");
            tx.rollback();
            return new ResponseEntity<>(response, HttpStatus.NOT_FOUND);
        }

        ProjectMetadata projectMetadata = graphMetadata.getProject();
        if (projectMetadata == null) {
            response.put("status", "error");
            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.
        eigenvectorCentralityService.run(graph, jobMetadata.getId());

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

        MetaGraphTx tx = metaGraphService.newTransaction();

        GraphMetadata graphMetadata = tx.getGraph(graphId);
        if (graphMetadata == null) {
            response.put("status", "error");
            response.put("msg", "missing graph metadata '" + graphId + "'");
            tx.rollback();
            return new ResponseEntity<>(response, HttpStatus.NOT_FOUND);
        }

        ProjectMetadata projectMetadata = graphMetadata.getProject();
        if (projectMetadata == null) {
            response.put("status", "error");
            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.
        pageRankService.run(graph, jobMetadata.getId(), item.getAlpha());

        return new ResponseEntity<>(response, HttpStatus.OK);
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        metaGraph.stop();
    }

    @Before
    public void setUp() {
        MetaGraphTx metaGraphTx = metaGraph.newTransaction();

        UserMetadata userMetadata;
        ProjectMetadata projectMetadata;
        BranchMetadata branchMetadata;
        GraphMetadata srcGraphMetadata;
        GraphMetadata dstGraphMetadata;
        JobMetadata jobMetadata;

        try {
            userMetadata = metaGraphTx.createUser("test");
            projectMetadata = metaGraphTx.createProject("test", userMetadata);
            branchMetadata = projectMetadata.getCurrentBranch();
            srcGraphMetadata = branchMetadata.getGraph();
            dstGraphMetadata = metaGraphTx.createGraph(srcGraphMetadata);
            jobMetadata = metaGraphTx.createJob(projectMetadata);
        } finally {
            metaGraphTx.commit();
        }

        projectId = projectMetadata.getId();
        branchId = branchMetadata.getId();
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Related Classes of org.lab41.dendrite.metagraph.MetaGraphTx

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