Example usage for com.google.gson JsonElement getAsJsonObject

List of usage examples for com.google.gson JsonElement getAsJsonObject

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Introduction

In this page you can find the example usage for com.google.gson JsonElement getAsJsonObject.

Prototype

public JsonObject getAsJsonObject()

Source Link

Document

convenience method to get this element as a JsonObject .

Usage

From source file:co.cask.cdap.internal.app.WorkflowSpecificationCodec.java

License:Apache License

@Override
public WorkflowSpecification deserialize(JsonElement json, Type typeOfT, JsonDeserializationContext context)
        throws JsonParseException {
    JsonObject jsonObj = json.getAsJsonObject();

    String className = jsonObj.get("className").getAsString();
    String name = jsonObj.get("name").getAsString();
    String description = jsonObj.get("description").getAsString();
    List<WorkflowActionSpecification> actions = deserializeList(jsonObj.get("actions"), context,
            WorkflowActionSpecification.class);
    Map<String, MapReduceSpecification> mapReduces = deserializeMap(jsonObj.get("mapReduces"), context,
            MapReduceSpecification.class);

    List<Schedule> schedules = deserializeList(jsonObj.get("schedules"), context, Schedule.class);

    return new DefaultWorkflowSpecification(className, name, description, actions, mapReduces, schedules);
}

From source file:co.cask.cdap.internal.filesystem.LocationCodec.java

License:Apache License

@Override
public Location deserialize(JsonElement json, Type typeOfT, JsonDeserializationContext context) {
    JsonObject jsonObj = json.getAsJsonObject();
    String uri = jsonObj.get("uri").getAsString();
    try {/*www  .j  av a 2  s .c  o  m*/
        return lf.create(new URI(uri));
    } catch (URISyntaxException e) {
        // should never happen
        throw new IllegalStateException("Invalid uri " + uri + " found. Cannot deserialize location.", e);
    }
}

From source file:co.cask.cdap.notifications.NotificationFeedInfoDeserializer.java

License:Apache License

@Override
public NotificationFeedInfo deserialize(JsonElement json, Type typeOfT, JsonDeserializationContext context)
        throws JsonParseException {
    JsonObject obj = json.getAsJsonObject();

    String category = obj.get("category").getAsString();
    JsonElement descriptionElement = obj.get("description");
    String description = descriptionElement == null ? "" : descriptionElement.getAsString();

    String namespace;//from   w w w .  j a va2 s .  c  o  m
    String feed;
    JsonElement namespaceElement = obj.get("namespace");
    // this means its the old Id.NotificationFeed object where namespace is something like "namespace":{"id":"default"}
    if (namespaceElement.isJsonObject()) {
        namespace = namespaceElement.getAsJsonObject().get("id").getAsString();
        feed = obj.get("name").getAsString();
    } else {
        namespace = namespaceElement.getAsString();
        feed = obj.get("feed").getAsString();
    }

    return new NotificationFeedInfo(namespace, category, feed, description);
}

From source file:co.cask.cdap.passport.http.client.PassportClient.java

License:Apache License

/**
 * Get List of VPC for the apiKey.// www .jav  a  2  s. c  om
 * @return List of VPC Names
 */
public List<String> getVPCList(String apiKey) {
    Preconditions.checkNotNull(apiKey, "ApiKey cannot be null");
    List<String> vpcList = Lists.newArrayList();

    try {
        String data = responseCache.getIfPresent(apiKey);

        if (data == null) {
            data = httpGet(API_BASE + "vpc/list", apiKey);
            if (data != null) {
                responseCache.put(apiKey, data);
            }
        }

        if (data != null) {
            JsonParser parser = new JsonParser();
            JsonElement element = parser.parse(data);
            JsonArray jsonArray = element.getAsJsonArray();

            for (JsonElement elements : jsonArray) {
                JsonObject vpc = elements.getAsJsonObject();
                if (vpc.get("vpc_name") != null) {
                    vpcList.add(vpc.get("vpc_name").getAsString());
                }
            }
        }
    } catch (Exception e) {
        throw Throwables.propagate(e);
    }
    return vpcList;
}

From source file:co.cask.cdap.proto.codec.AuditMessageTypeAdapter.java

License:Apache License

@Override
public AuditMessage deserialize(JsonElement json, Type typeOfT, JsonDeserializationContext context)
        throws JsonParseException {
    JsonObject jsonObj = json.getAsJsonObject();
    long timeMillis = jsonObj.get("time").getAsLong();
    EntityId entityId = context.deserialize(jsonObj.getAsJsonObject("entityId"), EntityId.class);
    String user = jsonObj.get("user").getAsString();
    AuditType auditType = context.deserialize(jsonObj.getAsJsonPrimitive("type"), AuditType.class);

    AuditPayload payload;/*from   www  .jav  a2  s .  c  o m*/
    JsonObject jsonPayload = jsonObj.getAsJsonObject("payload");
    switch (auditType) {
    case METADATA_CHANGE:
        payload = context.deserialize(jsonPayload, MetadataPayload.class);
        break;
    case ACCESS:
        payload = context.deserialize(jsonPayload, AccessPayload.class);
        break;
    default:
        payload = AuditPayload.EMPTY_PAYLOAD;
    }
    return new AuditMessage(timeMillis, entityId, user, auditType, payload);
}

From source file:co.cask.cdap.proto.codec.BasicThrowableCodec.java

License:Apache License

@Override
public BasicThrowable deserialize(JsonElement json, Type typeOfT, JsonDeserializationContext context)
        throws JsonParseException {
    JsonObject jsonObj = json.getAsJsonObject();
    String className = jsonObj.get("className").getAsString();
    String message = jsonObj.get("message").getAsString();
    JsonArray stackTraces = jsonObj.get("stackTraces").getAsJsonArray();
    StackTraceElement[] stackTraceElements = context.deserialize(stackTraces, StackTraceElement[].class);
    JsonElement cause = jsonObj.get("cause");
    BasicThrowable basicThrowable = null;
    if (cause != null) {
        basicThrowable = context.deserialize(cause, BasicThrowable.class);
    }/*from  w w w . j a  va 2  s  .  c  o m*/
    return new BasicThrowable(className, message, stackTraceElements, basicThrowable);
}

From source file:co.cask.cdap.proto.codec.CustomActionSpecificationCodec.java

License:Apache License

@Override
public CustomActionSpecification deserialize(JsonElement json, Type typeOfT, JsonDeserializationContext context)
        throws JsonParseException {
    JsonObject jsonObj = json.getAsJsonObject();

    String className = jsonObj.get("className").getAsString();
    String name = jsonObj.get("name").getAsString();
    String description = jsonObj.get("description").getAsString();
    Set<String> datasets = deserializeSet(jsonObj.get("datasets"), context, String.class);
    Map<String, String> properties = deserializeMap(jsonObj.get("properties"), context, String.class);
    return new DefaultCustomActionSpecification(className, name, description, properties, datasets);
}

From source file:co.cask.cdap.proto.codec.EntityIdTypeAdapter.java

License:Apache License

@Override
public EntityId deserialize(JsonElement json, Type typeOfT, JsonDeserializationContext context)
        throws JsonParseException {
    JsonObject map = json.getAsJsonObject();
    JsonElement entityTypeJson = map.get("entity");
    if (entityTypeJson == null) {
        throw new JsonParseException("Expected entity in EntityId JSON");
    }/*from   www. j av  a 2  s .  c  o  m*/

    String entityTypeString = entityTypeJson.getAsString();
    EntityType type = EntityType.valueOf(entityTypeString);
    if (type == null) {
        throw new JsonParseException("Invalid entity: " + entityTypeString);
    }

    return context.deserialize(json, type.getIdClass());
}

From source file:co.cask.cdap.proto.codec.FlowletSpecificationCodec.java

License:Apache License

@Override
public FlowletSpecification deserialize(JsonElement json, Type typeOfT, JsonDeserializationContext context)
        throws JsonParseException {
    JsonObject jsonObj = json.getAsJsonObject();

    String className = jsonObj.get("className").getAsString();
    String name = jsonObj.get("name").getAsString();
    String description = jsonObj.get("description").getAsString();
    FailurePolicy policy = FailurePolicy.valueOf(jsonObj.get("failurePolicy").getAsString());
    Set<String> dataSets = deserializeSet(jsonObj.get("datasets"), context, String.class);
    Map<String, String> properties = deserializeMap(jsonObj.get("properties"), context, String.class);
    Resources resources = context.deserialize(jsonObj.get("resources"), Resources.class);

    return new DefaultFlowletSpecification(className, name, description, policy, dataSets, properties,
            resources);// ww  w  . j  a v  a2  s  .  co  m
}

From source file:co.cask.cdap.proto.codec.HttpServiceSpecificationCodec.java

License:Apache License

@Override
public HttpServiceHandlerSpecification deserialize(JsonElement json, Type typeOfT,
        JsonDeserializationContext context) throws JsonParseException {
    JsonObject jsonObj = json.getAsJsonObject();

    String className = jsonObj.get("className").getAsString();
    String name = jsonObj.get("name").getAsString();
    String description = jsonObj.get("description").getAsString();
    Map<String, String> properties = deserializeMap(jsonObj.get("properties"), context, String.class);
    Set<String> datasets = deserializeSet(jsonObj.get("datasets"), context, String.class);
    List<ServiceHttpEndpoint> endpointsExposed;
    if (isOldSpec(jsonObj)) {
        endpointsExposed = ImmutableList.of();
    } else {//from w  w w  .jav  a 2  s  .c o m
        endpointsExposed = deserializeList(jsonObj.get("endpoints"), context, ServiceHttpEndpoint.class);
    }
    return new HttpServiceHandlerSpecification(className, name, description, properties, datasets,
            endpointsExposed);
}