Examples with DecodeException io.vertx.core.json.DecodeException used on opensource projects

Example 1 with DecodeException

use of io.vertx.core.json.DecodeException in project vert.x by eclipse.

the class Starter method runVerticle.

private void runVerticle(String main, Args args) {
    boolean ha = args.map.get("-ha") != null;
    boolean clustered = args.map.get("-cluster") != null || ha;
    Vertx vertx = startVertx(clustered, ha, args);
    if (vertx == null) {
        // Throwable should have been logged at this point
        return;
    }
    String sinstances = args.map.get("-instances");
    int instances;
    if (sinstances != null) {
        try {
            instances = Integer.parseInt(sinstances);
            if (instances != -1 && instances < 1) {
                log.error("Invalid number of instances");
                displaySyntax();
                return;
            }
        } catch (NumberFormatException e) {
            displaySyntax();
            return;
        }
    } else {
        instances = 1;
    }
    String confArg = args.map.get("-conf");
    JsonObject conf;
    if (confArg != null) {
        try (Scanner scanner = new Scanner(new File(confArg)).useDelimiter("\\A")) {
            String sconf = scanner.next();
            try {
                conf = new JsonObject(sconf);
            } catch (DecodeException e) {
                log.error("Configuration file " + sconf + " does not contain a valid JSON object");
                return;
            }
        } catch (FileNotFoundException e) {
            try {
                conf = new JsonObject(confArg);
            } catch (DecodeException e2) {
                log.error("-conf option does not point to a file and is not valid JSON: " + confArg);
                return;
            }
        }
    } else {
        conf = null;
    }
    boolean worker = args.map.get("-worker") != null;
    String message = (worker) ? "deploying worker verticle" : "deploying verticle";
    deploymentOptions = new DeploymentOptions();
    configureFromSystemProperties(deploymentOptions, DEPLOYMENT_OPTIONS_PROP_PREFIX);
    deploymentOptions.setConfig(conf).setWorker(worker).setHa(ha).setInstances(instances);
    beforeDeployingVerticle(deploymentOptions);
    vertx.deployVerticle(main, deploymentOptions, createLoggingHandler(message, res -> {
        if (res.failed()) {
            handleDeployFailed();
        }
    }));
}

Example 2 with DecodeException

use of io.vertx.core.json.DecodeException in project vert.x by eclipse.

the class BufferTest method testToJsonArray.

@Test
public void testToJsonArray() throws Exception {
    JsonArray arr = new JsonArray();
    arr.add("wibble");
    arr.add(5);
    arr.add(true);
    Buffer buff = Buffer.buffer(arr.encode());
    assertEquals(arr, buff.toJsonArray());
    buff = Buffer.buffer(TestUtils.randomAlphaString(10));
    try {
        buff.toJsonObject();
        fail();
    } catch (DecodeException ignore) {
    }
}

Example 3 with DecodeException

use of io.vertx.core.json.DecodeException in project hono by eclipse.

the class FileBasedRegistrationService method addAll.

private Future<Void> addAll(final Buffer deviceIdentities) {
    Future<Void> result = Future.future();
    try {
        int deviceCount = 0;
        JsonArray allObjects = deviceIdentities.toJsonArray();
        for (Object obj : allObjects) {
            if (JsonObject.class.isInstance(obj)) {
                deviceCount += addDevicesForTenant((JsonObject) obj);
            }
        }
        log.info("successfully loaded {} device identities from file [{}]", deviceCount, getConfig().getFilename());
        result.complete();
    } catch (DecodeException e) {
        log.warn("cannot read malformed JSON from device identity file [{}]", getConfig().getFilename());
        result.fail(e);
    }
    return result;
}

Example 4 with DecodeException

use of io.vertx.core.json.DecodeException in project hono by eclipse.

the class FileBasedTenantService method addAll.

private Future<Void> addAll(final Buffer tenantsBuffer) {
    final Future<Void> result = Future.future();
    try {
        if (tenantsBuffer.length() > 0) {
            int tenantCount = 0;
            final JsonArray allObjects = tenantsBuffer.toJsonArray();
            for (final Object obj : allObjects) {
                if (JsonObject.class.isInstance(obj)) {
                    tenantCount++;
                    addTenant((JsonObject) obj);
                }
            }
            log.info("successfully loaded {} tenants from file [{}]", tenantCount, getConfig().getFilename());
        }
        result.complete();
    } catch (final DecodeException e) {
        log.warn("cannot read malformed JSON from tenants file [{}]", getConfig().getFilename());
        result.fail(e);
    }
    return result;
}

Example 5 with DecodeException

use of io.vertx.core.json.DecodeException in project hono by eclipse.

the class RegistrationHttpEndpoint method doUpdateRegistrationJson.

private void doUpdateRegistrationJson(final RoutingContext ctx) {
    try {
        JsonObject payload = null;
        if (ctx.getBody().length() > 0) {
            payload = ctx.getBodyAsJson();
        }
        updateRegistration(getDeviceIdParam(ctx), payload, ctx);
    } catch (final DecodeException e) {
        HttpUtils.badRequest(ctx, "body does not contain a valid JSON object");
    }
}