Examples with NiFiWebConfigurationRequestContext org.apache.nifi.web.NiFiWebConfigurationRequestContext used on opensource projects

Example 1 with NiFiWebConfigurationRequestContext

use of org.apache.nifi.web.NiFiWebConfigurationRequestContext in project nifi by apache.

the class ProcessorResource method setProperties.

@PUT
@Produces({ MediaType.APPLICATION_JSON })
@Consumes({ MediaType.APPLICATION_JSON })
@Path("/properties")
public Response setProperties(@QueryParam("processorId") final String processorId, @QueryParam("revisionId") final Long revisionId, @QueryParam("clientId") final String clientId, Map<String, String> properties) {
    final NiFiWebConfigurationContext nifiWebContext = getWebConfigurationContext();
    final NiFiWebConfigurationRequestContext niFiRequestContext = ProcessorWebUtils.getRequestContext(processorId, revisionId, clientId, request);
    final ComponentDetails componentDetails = nifiWebContext.updateComponent(niFiRequestContext, null, properties);
    final Response.ResponseBuilder response = ProcessorWebUtils.applyCacheControl(Response.ok(componentDetails));
    return response.build();
}

Example 2 with NiFiWebConfigurationRequestContext

use of org.apache.nifi.web.NiFiWebConfigurationRequestContext in project nifi by apache.

the class RuleResource method updateEvaluationContext.

@PUT
@Consumes({ MediaType.APPLICATION_JSON, MediaType.APPLICATION_XML })
@Produces({ MediaType.APPLICATION_JSON, MediaType.APPLICATION_XML })
@Path("/evaluation-context")
public Response updateEvaluationContext(@Context final UriInfo uriInfo, final EvaluationContextEntity requestEntity) {
    // get the web context
    final NiFiWebConfigurationContext configurationContext = (NiFiWebConfigurationContext) servletContext.getAttribute("nifi-web-configuration-context");
    // ensure the evaluation context has been specified
    if (requestEntity == null) {
        throw new WebApplicationException(badRequest("The evaluation context must be specified."));
    }
    // ensure the id has been specified
    if (requestEntity.getRuleOrder() == null && requestEntity.getFlowFilePolicy() == null) {
        throw new WebApplicationException(badRequest("Either the rule order or the matching strategy must be specified."));
    }
    // build the web context config
    final NiFiWebConfigurationRequestContext requestContext = getConfigurationRequestContext(requestEntity.getProcessorId(), requestEntity.getRevision(), requestEntity.getClientId());
    // load the criteria
    final Criteria criteria = getCriteria(configurationContext, requestContext);
    // if a new rule order is specified, attempt to set it
    if (requestEntity.getRuleOrder() != null) {
        try {
            criteria.reorder(requestEntity.getRuleOrder());
        } catch (final IllegalArgumentException iae) {
            throw new WebApplicationException(iae, badRequest(iae.getMessage()));
        }
    }
    // if a new matching strategy is specified, attempt to set it
    if (requestEntity.getFlowFilePolicy() != null) {
        try {
            criteria.setFlowFilePolicy(FlowFilePolicy.valueOf(requestEntity.getFlowFilePolicy()));
        } catch (final IllegalArgumentException iae) {
            throw new WebApplicationException(iae, badRequest("The specified matching strategy is unknown: " + requestEntity.getFlowFilePolicy()));
        }
    }
    // save the criteria
    saveCriteria(requestContext, criteria);
    // create the response entity
    final EvaluationContextEntity responseEntity = new EvaluationContextEntity();
    responseEntity.setClientId(requestEntity.getClientId());
    responseEntity.setRevision(requestEntity.getRevision());
    responseEntity.setProcessorId(requestEntity.getProcessorId());
    responseEntity.setFlowFilePolicy(criteria.getFlowFilePolicy().name());
    responseEntity.setRuleOrder(criteria.getRuleOrder());
    // generate the response
    final ResponseBuilder response = Response.ok(responseEntity);
    return noCache(response).build();
}

Example 3 with NiFiWebConfigurationRequestContext

use of org.apache.nifi.web.NiFiWebConfigurationRequestContext in project nifi by apache.

the class RuleResource method updateRule.

@PUT
@Consumes({ MediaType.APPLICATION_JSON, MediaType.APPLICATION_XML })
@Produces({ MediaType.APPLICATION_JSON, MediaType.APPLICATION_XML })
@Path("/rules/{id}")
public Response updateRule(@Context final UriInfo uriInfo, @PathParam("id") final String ruleId, final RuleEntity requestEntity) {
    // get the web context
    final NiFiWebConfigurationContext nifiWebContext = (NiFiWebConfigurationContext) servletContext.getAttribute("nifi-web-configuration-context");
    // ensure the rule has been specified
    if (requestEntity == null || requestEntity.getRule() == null) {
        throw new WebApplicationException(badRequest("The rule must be specified."));
    }
    final RuleDTO ruleDto = requestEntity.getRule();
    // ensure the id has been specified
    if (ruleDto.getId() == null) {
        throw new WebApplicationException(badRequest("The rule id must be specified."));
    }
    if (!ruleDto.getId().equals(ruleId)) {
        throw new WebApplicationException(badRequest("The rule id in the path does not equal the rule id in the request body."));
    }
    // ensure the rule name was specified
    if (ruleDto.getName() == null || ruleDto.getName().isEmpty()) {
        throw new WebApplicationException(badRequest("The rule name must be specified and cannot be blank."));
    }
    // ensure there are some conditions
    if (ruleDto.getConditions() == null || ruleDto.getConditions().isEmpty()) {
        throw new WebApplicationException(badRequest("The rule conditions must be set."));
    }
    // ensure there are some actions
    if (ruleDto.getActions() == null || ruleDto.getActions().isEmpty()) {
        throw new WebApplicationException(badRequest("The rule actions must be set."));
    }
    // build the web context config
    final NiFiWebConfigurationRequestContext requestContext = getConfigurationRequestContext(requestEntity.getProcessorId(), requestEntity.getRevision(), requestEntity.getClientId());
    // load the criteria
    final UpdateAttributeModelFactory factory = new UpdateAttributeModelFactory();
    final Criteria criteria = getCriteria(nifiWebContext, requestContext);
    // attempt to locate the rule
    Rule rule = criteria.getRule(ruleId);
    // if the rule isn't found add it
    boolean newRule = false;
    if (rule == null) {
        newRule = true;
        rule = new Rule();
        rule.setId(ruleId);
    }
    try {
        // evaluate the conditions and actions before modifying the rule
        final Set<Condition> conditions = factory.createConditions(ruleDto.getConditions());
        final Set<Action> actions = factory.createActions(ruleDto.getActions());
        // update the rule
        rule.setName(ruleDto.getName());
        rule.setConditions(conditions);
        rule.setActions(actions);
    } catch (final IllegalArgumentException iae) {
        throw new WebApplicationException(iae, badRequest(iae.getMessage()));
    }
    // add the new rule if application
    if (newRule) {
        criteria.addRule(rule);
    }
    // save the criteria
    saveCriteria(requestContext, criteria);
    // create the response entity
    final RuleEntity responseEntity = new RuleEntity();
    responseEntity.setClientId(requestEntity.getClientId());
    responseEntity.setRevision(requestEntity.getRevision());
    responseEntity.setProcessorId(requestEntity.getProcessorId());
    responseEntity.setRule(DtoFactory.createRuleDTO(rule));
    // generate the response
    final ResponseBuilder response;
    if (newRule) {
        final UriBuilder uriBuilder = uriInfo.getAbsolutePathBuilder();
        response = Response.created(uriBuilder.path(ruleId).build()).entity(responseEntity);
    } else {
        response = Response.ok(responseEntity);
    }
    return noCache(response).build();
}

Example 4 with NiFiWebConfigurationRequestContext

use of org.apache.nifi.web.NiFiWebConfigurationRequestContext in project nifi by apache.

the class RuleResource method createRule.

@POST
@Consumes({ MediaType.APPLICATION_JSON, MediaType.APPLICATION_XML })
@Produces({ MediaType.APPLICATION_JSON, MediaType.APPLICATION_XML })
@Path("/rules")
public Response createRule(@Context final UriInfo uriInfo, final RuleEntity requestEntity) {
    // get the web context
    final NiFiWebConfigurationContext configurationContext = (NiFiWebConfigurationContext) servletContext.getAttribute("nifi-web-configuration-context");
    // ensure the rule has been specified
    if (requestEntity == null || requestEntity.getRule() == null) {
        throw new WebApplicationException(badRequest("The rule must be specified."));
    }
    final RuleDTO ruleDto = requestEntity.getRule();
    // ensure the id hasn't been specified
    if (ruleDto.getId() != null) {
        throw new WebApplicationException(badRequest("The rule id cannot be specified."));
    }
    // ensure there are some conditions
    if (ruleDto.getConditions() == null || ruleDto.getConditions().isEmpty()) {
        throw new WebApplicationException(badRequest("The rule conditions must be set."));
    }
    // ensure there are some actions
    if (ruleDto.getActions() == null || ruleDto.getActions().isEmpty()) {
        throw new WebApplicationException(badRequest("The rule actions must be set."));
    }
    // generate a new id
    final String uuid = UUID.randomUUID().toString();
    // build the request context
    final NiFiWebConfigurationRequestContext requestContext = getConfigurationRequestContext(requestEntity.getProcessorId(), requestEntity.getRevision(), requestEntity.getClientId());
    // load the criteria
    final Criteria criteria = getCriteria(configurationContext, requestContext);
    final UpdateAttributeModelFactory factory = new UpdateAttributeModelFactory();
    // create the new rule
    final Rule rule;
    try {
        rule = factory.createRule(ruleDto);
        rule.setId(uuid);
    } catch (final IllegalArgumentException iae) {
        throw new WebApplicationException(iae, badRequest(iae.getMessage()));
    }
    // add the rule
    criteria.addRule(rule);
    // save the criteria
    saveCriteria(requestContext, criteria);
    // create the response entity
    final RuleEntity responseEntity = new RuleEntity();
    responseEntity.setClientId(requestEntity.getClientId());
    responseEntity.setRevision(requestEntity.getRevision());
    responseEntity.setProcessorId(requestEntity.getProcessorId());
    responseEntity.setRule(DtoFactory.createRuleDTO(rule));
    // generate the response
    final UriBuilder uriBuilder = uriInfo.getAbsolutePathBuilder();
    final ResponseBuilder response = Response.created(uriBuilder.path(uuid).build()).entity(responseEntity);
    return noCache(response).build();
}

Example 5 with NiFiWebConfigurationRequestContext

use of org.apache.nifi.web.NiFiWebConfigurationRequestContext in project nifi by apache.

the class RuleResource method deleteRule.

@DELETE
@Produces({ MediaType.APPLICATION_JSON, MediaType.APPLICATION_XML })
@Path("/rules/{id}")
public Response deleteRule(@PathParam("id") final String ruleId, @QueryParam("processorId") final String processorId, @QueryParam("clientId") final String clientId, @QueryParam("revision") final Long revision) {
    // get the web context
    final NiFiWebConfigurationContext configurationContext = (NiFiWebConfigurationContext) servletContext.getAttribute("nifi-web-configuration-context");
    // build the web context config
    final NiFiWebConfigurationRequestContext requestContext = getConfigurationRequestContext(processorId, revision, clientId);
    // load the criteria and get the rule
    final Criteria criteria = getCriteria(configurationContext, requestContext);
    final Rule rule = criteria.getRule(ruleId);
    if (rule == null) {
        throw new NotFoundException();
    }
    // delete the rule
    criteria.deleteRule(rule);
    // save the criteria
    saveCriteria(requestContext, criteria);
    // create the response entity
    final RulesEntity responseEntity = new RulesEntity();
    responseEntity.setClientId(clientId);
    responseEntity.setRevision(revision);
    responseEntity.setProcessorId(processorId);
    // generate the response
    final ResponseBuilder response = Response.ok(responseEntity);
    return noCache(response).build();
}