Examples with JsonHttpResult com.yahoo.vespa.clustercontroller.utils.communication.http.JsonHttpResult used on opensource projects

Example 1 with JsonHttpResult

use of com.yahoo.vespa.clustercontroller.utils.communication.http.JsonHttpResult in project vespa by vespa-engine.

the class RestApiHandler method handleRequest.

@Override
public HttpResult handleRequest(HttpRequest request) {
    try {
        final String[] unitPath = createUnitPath(request);
        if (request.getHttpOperation().equals(HttpRequest.HttpOp.GET)) {
            final int recursiveLevel = getRecursiveLevel(request);
            UnitResponse data = restApi.getState(new UnitStateRequest() {

                @Override
                public int getRecursiveLevels() {
                    return recursiveLevel;
                }

                @Override
                public String[] getUnitPath() {
                    return unitPath;
                }
            });
            return new JsonHttpResult().setJson(jsonWriter.createJson(data));
        } else {
            final JsonReader.SetRequestData setRequestData = jsonReader.getStateRequestData(request);
            SetResponse setResponse = restApi.setUnitState(new SetUnitStateRequest() {

                @Override
                public Map<String, UnitState> getNewState() {
                    return setRequestData.stateMap;
                }

                @Override
                public String[] getUnitPath() {
                    return unitPath;
                }

                @Override
                public Condition getCondition() {
                    return setRequestData.condition;
                }

                @Override
                public ResponseWait getResponseWait() {
                    return setRequestData.responseWait;
                }
            });
            return new JsonHttpResult().setJson(jsonWriter.createJson(setResponse));
        }
    } catch (OtherMasterException exception) {
        logRequestException(request, exception, LogLevel.DEBUG);
        JsonHttpResult result = new JsonHttpResult();
        result.setHttpCode(307, "Temporary Redirect");
        result.addHeader("Location", getMasterLocationUrl(request, exception.getHost(), exception.getPort()));
        result.setJson(jsonWriter.createErrorJson(exception.getMessage()));
        return result;
    } catch (UnknownMasterException exception) {
        logRequestException(request, exception, Level.WARNING);
        JsonHttpResult result = new JsonHttpResult();
        result.setHttpCode(503, "Service Unavailable");
        result.setJson(jsonWriter.createErrorJson(exception.getMessage()));
        return result;
    } catch (DeadlineExceededException exception) {
        logRequestException(request, exception, Level.WARNING);
        JsonHttpResult result = new JsonHttpResult();
        result.setHttpCode(504, "Gateway Timeout");
        result.setJson(jsonWriter.createErrorJson(exception.getMessage()));
        return result;
    } catch (StateRestApiException exception) {
        logRequestException(request, exception, Level.WARNING);
        JsonHttpResult result = new JsonHttpResult();
        result.setHttpCode(500, "Failed to process request");
        if (exception.getStatus() != null)
            result.setHttpCode(result.getHttpReturnCode(), exception.getStatus());
        if (exception.getCode() != null)
            result.setHttpCode(exception.getCode(), result.getHttpReturnCodeDescription());
        result.setJson(jsonWriter.createErrorJson(exception.getMessage()));
        return result;
    } catch (Exception exception) {
        logRequestException(request, exception, LogLevel.ERROR);
        JsonHttpResult result = new JsonHttpResult();
        result.setHttpCode(500, "Failed to process request");
        result.setJson(jsonWriter.createErrorJson(exception.getClass().getName() + ": " + exception.getMessage()));
        return result;
    }
}