Example usage for org.apache.hadoop.yarn.webapp NotFoundException NotFoundException

List of usage examples for org.apache.hadoop.yarn.webapp NotFoundException NotFoundException

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Introduction

In this page you can find the example usage for org.apache.hadoop.yarn.webapp NotFoundException NotFoundException.

Prototype

public NotFoundException()

Source Link

Usage

From source file:com.datatorrent.stram.AlertsManager.java

License:Apache License

public JSONObject deleteAlert(String name) throws JSONException {
    JSONObject response = new JSONObject();
    List<LogicalPlanRequest> requests = new ArrayList<LogicalPlanRequest>();

    try {/*from   w  w w  .j a  va  2 s.  c o m*/
        synchronized (alerts) {
            if (!alerts.containsKey(name)) {
                throw new NotFoundException();
            }
            AlertInfo alertInfo = alerts.get(name);
            {
                StreamMeta stream = dagManager.getLogicalPlan().getStream(alertInfo.filterStreamName);
                if (stream == null) {
                    LOG.warn("Stream to the filter operator does not exist! Ignoring...");
                } else {
                    List<InputPortMeta> sinks = stream.getSinks();
                    if (sinks.size() == 1 && sinks.get(0).getOperatorWrapper().getName()
                            .equals(alertInfo.filterOperatorName)) {
                        // The only sink is the filter operator, so it's safe to remove
                        RemoveStreamRequest request = new RemoveStreamRequest();
                        request.setStreamName(alertInfo.filterStreamName);
                        requests.add(request);
                    }
                }
            }
            {
                RemoveStreamRequest request = new RemoveStreamRequest();
                request.setStreamName(alertInfo.escalationStreamName);
                requests.add(request);
            }
            for (String streamName : alertInfo.actionStreamNames) {
                RemoveStreamRequest request = new RemoveStreamRequest();
                request.setStreamName(streamName);
                requests.add(request);
            }
            {
                RemoveOperatorRequest request = new RemoveOperatorRequest();
                request.setOperatorName(alertInfo.filterOperatorName);
                requests.add(request);
                request = new RemoveOperatorRequest();
                request.setOperatorName(alertInfo.escalationOperatorName);
                requests.add(request);
            }
            for (String operatorName : alertInfo.actionOperatorNames) {
                RemoveOperatorRequest request = new RemoveOperatorRequest();
                request.setOperatorName(operatorName);
                requests.add(request);
            }
            Future<?> fr = dagManager.logicalPlanModification(requests);
            fr.get(3000, TimeUnit.MILLISECONDS);
            alerts.remove(name);
            LOG.info("Alert {} removed. There are now {} alerts.", name, alerts.size());
        }
    } catch (Exception ex) {
        LOG.error("Error deleting alert", ex);
        try {
            if (ex instanceof ExecutionException) {
                response.put("error", ex.getCause().toString());
            } else {
                response.put("error", ex.toString());
            }
        } catch (Exception e) {
            // ignore
        }
    }

    return response;
}

From source file:com.datatorrent.stram.webapp.StramWebServices.java

License:Apache License

@GET
@Path(PATH_PHYSICAL_PLAN_OPERATORS + "/{operatorId:\\d+}")
@Produces(MediaType.APPLICATION_JSON)/*from   www .  j  av a  2 s. c o m*/
public JSONObject getOperatorInfo(@PathParam("operatorId") int operatorId) throws Exception {
    init();
    OperatorInfo oi = dagManager.getOperatorInfo(operatorId);
    if (oi == null) {
        throw new NotFoundException();
    }
    return new JSONObject(objectMapper.writeValueAsString(oi));
}

From source file:com.datatorrent.stram.webapp.StramWebServices.java

License:Apache License

@GET
@Path(PATH_PHYSICAL_PLAN_OPERATORS + "/{operatorId:\\d+}/ports")
@Produces(MediaType.APPLICATION_JSON)// ww  w.  j  av  a2  s .  c  om
public JSONObject getPortsInfo(@PathParam("operatorId") int operatorId) throws Exception {
    init();
    Map<String, Object> map = new HashMap<String, Object>();
    OperatorInfo oi = dagManager.getOperatorInfo(operatorId);
    if (oi == null) {
        throw new NotFoundException();
    }
    map.put("ports", oi.ports);
    return new JSONObject(objectMapper.writeValueAsString(map));
}

From source file:com.datatorrent.stram.webapp.StramWebServices.java

License:Apache License

@GET
@Path(PATH_PHYSICAL_PLAN_OPERATORS + "/{operatorId:\\d+}/ports/{portName}")
@Produces(MediaType.APPLICATION_JSON)//w w w  .  j  a  v  a 2  s .com
public JSONObject getPortsInfo(@PathParam("operatorId") int operatorId, @PathParam("portName") String portName)
        throws Exception {
    init();
    OperatorInfo oi = dagManager.getOperatorInfo(operatorId);
    if (oi == null) {
        throw new NotFoundException();
    }
    for (PortInfo pi : oi.ports) {
        if (pi.name.equals(portName)) {
            return new JSONObject(objectMapper.writeValueAsString(pi));
        }
    }
    throw new NotFoundException();
}

From source file:com.datatorrent.stram.webapp.StramWebServices.java

License:Apache License

@GET
@Path(PATH_OPERATOR_CLASSES)//from   www. j  av a2  s .  c om
@Produces(MediaType.APPLICATION_JSON)
public JSONObject getOperatorClasses(@QueryParam("q") String searchTerm, @QueryParam("parent") String parent) {
    JSONObject result = new JSONObject();
    JSONArray classNames = new JSONArray();

    if (parent != null) {
        if (parent.equals("chart")) {
            parent = "com.datatorrent.lib.chart.ChartOperator";
        } else if (parent.equals("filter")) {
            parent = "com.datatorrent.common.util.SimpleFilterOperator";
        }
    }

    try {
        Set<Class<? extends Operator>> operatorClasses = operatorDiscoverer.getOperatorClasses(parent,
                searchTerm);

        for (Class<?> clazz : operatorClasses) {
            JSONObject j = new JSONObject();
            j.put("name", clazz.getName());
            classNames.put(j);
        }

        result.put("operatorClasses", classNames);
    } catch (ClassNotFoundException ex) {
        throw new NotFoundException();
    } catch (JSONException ex) {
    }
    return result;
}

From source file:com.datatorrent.stram.webapp.StramWebServices.java

License:Apache License

@GET
@Path(PATH_OPERATOR_CLASSES + "/{className}")
@Produces(MediaType.APPLICATION_JSON)/*  w w w  .  j  a v a2  s.co m*/
@SuppressWarnings("unchecked")
public JSONObject describeOperator(@PathParam("className") String className) {
    if (className == null) {
        throw new UnsupportedOperationException();
    }
    try {
        Class<?> clazz = Class.forName(className);
        if (Operator.class.isAssignableFrom(clazz)) {
            return operatorDiscoverer.describeOperator((Class<? extends Operator>) clazz);
        } else {
            throw new NotFoundException();
        }
    } catch (Exception ex) {
        throw new NotFoundException();
    }
}

From source file:com.datatorrent.stram.webapp.StramWebServices.java

License:Apache License

@GET
@Path(PATH_PHYSICAL_PLAN_CONTAINERS + "/{containerId}")
@Produces(MediaType.APPLICATION_JSON)/* w w w . j  ava  2  s .c  o  m*/
public JSONObject getContainer(@PathParam("containerId") String containerId) throws Exception {
    init();
    ContainerInfo ci = null;
    if (containerId.equals(System.getenv(ApplicationConstants.Environment.CONTAINER_ID.toString()))) {
        ci = dagManager.getAppMasterContainerInfo();
    } else {
        for (ContainerInfo containerInfo : dagManager.getCompletedContainerInfo()) {
            if (containerInfo.id.equals(containerId)) {
                ci = containerInfo;
            }
        }
        if (ci == null) {
            StreamingContainerAgent sca = dagManager.getContainerAgent(containerId);
            if (sca == null) {
                throw new NotFoundException();
            }
            ci = sca.getContainerInfo();
        }
    }
    return new JSONObject(objectMapper.writeValueAsString(ci));
}

From source file:com.datatorrent.stram.webapp.StramWebServices.java

License:Apache License

@GET
@Path(PATH_LOGICAL_PLAN_OPERATORS + "/{operatorName}")
@Produces(MediaType.APPLICATION_JSON)/*from  w w  w  .jav a2  s . c  o m*/
public JSONObject getLogicalOperator(@PathParam("operatorName") String operatorName) throws Exception {
    OperatorMeta logicalOperator = dagManager.getLogicalPlan().getOperatorMeta(operatorName);
    if (logicalOperator == null) {
        throw new NotFoundException();
    }

    LogicalOperatorInfo logicalOperatorInfo = dagManager.getLogicalOperatorInfo(operatorName);
    return new JSONObject(objectMapper.writeValueAsString(logicalOperatorInfo));
}

From source file:com.datatorrent.stram.webapp.StramWebServices.java

License:Apache License

@GET
@Path(PATH_LOGICAL_PLAN_OPERATORS + "/{operatorName}/aggregation")
@Produces(MediaType.APPLICATION_JSON)/*from w w  w.ja  va2 s. co m*/
public JSONObject getOperatorAggregation(@PathParam("operatorName") String operatorName) throws Exception {
    OperatorMeta logicalOperator = dagManager.getLogicalPlan().getOperatorMeta(operatorName);
    if (logicalOperator == null) {
        throw new NotFoundException();
    }

    OperatorAggregationInfo operatorAggregationInfo = dagManager.getOperatorAggregationInfo(operatorName);
    return new JSONObject(objectMapper.writeValueAsString(operatorAggregationInfo));
}

From source file:com.datatorrent.stram.webapp.StramWebServices.java

License:Apache License

@POST // not supported by WebAppProxyServlet, can only be called directly
@Path(PATH_LOGICAL_PLAN_OPERATORS + "/{operatorName}/properties")
@Consumes(MediaType.APPLICATION_JSON)/*w w w  .j  av a  2  s  . c  om*/
@Produces(MediaType.APPLICATION_JSON)
public JSONObject setOperatorProperties(JSONObject request, @PathParam("operatorName") String operatorName) {
    init();
    OperatorMeta logicalOperator = dagManager.getLogicalPlan().getOperatorMeta(operatorName);
    if (logicalOperator == null) {
        throw new NotFoundException();
    }
    JSONObject response = new JSONObject();
    try {
        @SuppressWarnings("unchecked")
        Iterator<String> keys = request.keys();
        while (keys.hasNext()) {
            String key = keys.next();
            String val = request.getString(key);
            LOG.debug("Setting property for {}: {}={}", operatorName, key, val);
            dagManager.setOperatorProperty(operatorName, key, val);
        }
    } catch (JSONException ex) {
        LOG.warn("Got JSON Exception: ", ex);
    } catch (Exception ex) {
        LOG.error("Caught exception: ", ex);
        throw new RuntimeException(ex);
    }
    return response;
}