Examples with LineageResponse org.apache.atlas.v1.model.lineage.LineageResponse used on opensource projects

Example 1 with LineageResponse

use of org.apache.atlas.v1.model.lineage.LineageResponse in project atlas by apache.

the class LineageResource method inputsGraph.

/**
 * Returns input lineage graph for the given entity id.
 * @param guid dataset entity id
 * @return
 */
@GET
@Path("{guid}/inputs/graph")
@Consumes(Servlets.JSON_MEDIA_TYPE)
@Produces(Servlets.JSON_MEDIA_TYPE)
public LineageResponse inputsGraph(@PathParam("guid") String guid) {
    if (LOG.isDebugEnabled()) {
        LOG.debug("==> LineageResource.inputsGraph({})", guid);
    }
    LineageResponse ret = new LineageResponse();
    AtlasPerfTracer perf = null;
    try {
        if (AtlasPerfTracer.isPerfTraceEnabled(PERF_LOG)) {
            perf = AtlasPerfTracer.getPerfTracer(PERF_LOG, "LineageResource.inputsGraph(" + guid + ")");
        }
        AtlasLineageInfo lineageInfo = atlasLineageService.getAtlasLineageInfo(guid, LineageDirection.INPUT, -1);
        ret.setRequestId(Servlets.getRequestId());
        ret.setResults(LineageUtils.toLineageStruct(lineageInfo, typeRegistry));
        return ret;
    } catch (AtlasBaseException e) {
        LOG.error("Unable to get lineage inputs graph for entity guid={}", guid, e);
        throw new WebApplicationException(Servlets.getErrorResponse(e));
    } catch (WebApplicationException e) {
        LOG.error("Unable to get lineage inputs graph for entity guid={}", guid, e);
        throw e;
    } finally {
        AtlasPerfTracer.log(perf);
        if (LOG.isDebugEnabled()) {
            LOG.debug("<== LineageResource.inputsGraph({})", guid);
        }
    }
}

Example 2 with LineageResponse

use of org.apache.atlas.v1.model.lineage.LineageResponse in project atlas by apache.

the class LineageResource method outputsGraph.

/**
 * Returns the outputs graph for a given entity id.
 *
 * @param guid dataset entity id
 */
@GET
@Path("{guid}/outputs/graph")
@Consumes(Servlets.JSON_MEDIA_TYPE)
@Produces(Servlets.JSON_MEDIA_TYPE)
public LineageResponse outputsGraph(@PathParam("guid") String guid) {
    if (LOG.isDebugEnabled()) {
        LOG.debug("==> LineageResource.outputsGraph({})", guid);
    }
    LineageResponse ret = new LineageResponse();
    AtlasPerfTracer perf = null;
    try {
        if (AtlasPerfTracer.isPerfTraceEnabled(PERF_LOG)) {
            perf = AtlasPerfTracer.getPerfTracer(PERF_LOG, "LineageResource.outputsGraph(" + guid + ")");
        }
        AtlasLineageInfo lineageInfo = atlasLineageService.getAtlasLineageInfo(guid, LineageDirection.OUTPUT, -1);
        ret.setRequestId(Servlets.getRequestId());
        ret.setResults(LineageUtils.toLineageStruct(lineageInfo, typeRegistry));
        return ret;
    } catch (AtlasBaseException e) {
        LOG.error("Unable to get lineage outputs graph for entity guid={}", guid, e);
        throw new WebApplicationException(Servlets.getErrorResponse(e));
    } catch (WebApplicationException e) {
        LOG.error("Unable to get lineage outputs graph for entity guid={}", guid, e);
        throw e;
    } finally {
        AtlasPerfTracer.log(perf);
        if (LOG.isDebugEnabled()) {
            LOG.debug("<== LineageResource.outputsGraph({})", guid);
        }
    }
}