Example usage for com.google.gson JsonObject isJsonNull

List of usage examples for com.google.gson JsonObject isJsonNull

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Introduction

In this page you can find the example usage for com.google.gson JsonObject isJsonNull.

Prototype

public boolean isJsonNull()

Source Link

Document

provides check for verifying if this element represents a null value or not.

Usage

From source file:augsburg.se.alltagsguide.common.EventCategory.java

License:Open Source License

@Nullable
public static EventCategory fromJson(@NonNull final JsonObject jsonCategory) {
    if (jsonCategory.isJsonNull()) {
        return null;
    }//from ww  w  . ja v  a  2  s . c  o m
    JsonElement idElement = jsonCategory.get("id");
    if (idElement.isJsonNull()) {
        return null;
    }
    int id = Helper.getIntOrDefault(idElement, -1);
    if (id == -1) {
        return null;
    }
    String name = jsonCategory.get("name").getAsString();
    int parent = jsonCategory.get("parent").getAsInt();
    return new EventCategory(id, name, parent);
}

From source file:augsburg.se.alltagsguide.common.EventLocation.java

License:Open Source License

@Nullable
public static EventLocation fromJson(@NonNull JsonObject jsonPage) {
    if (jsonPage.isJsonNull()) {
        return null;
    }//from   ww w.  j a  v a2s.co m
    JsonElement idElement = jsonPage.get("id");
    if (idElement.isJsonNull()) {
        return null;
    }
    int id = Helper.getIntOrDefault(idElement, -1);
    if (id == -1) {
        return null;
    }
    return new EventLocation(id, Helper.getStringOrDefault(jsonPage.get("name"), null),
            Helper.getStringOrDefault(jsonPage.get("address"), null),
            Helper.getStringOrDefault(jsonPage.get("town"), null),
            Helper.getStringOrDefault(jsonPage.get("state"), null),
            Helper.getIntOrDefault(jsonPage.get("postcode"), 0),
            Helper.getStringOrDefault(jsonPage.get("region"), null),
            Helper.getStringOrDefault(jsonPage.get("country"), null),
            Helper.getFloatOrDefault(jsonPage.get("latitude"), 0.0f),
            Helper.getFloatOrDefault(jsonPage.get("longitude"), 0.0f));
}

From source file:com.dangdang.ddframe.job.cloud.scheduler.mesos.MesosSlaveService.java

License:Apache License

private void fillReservedResources(final Map<String, JsonObject> roleMap,
        final JsonObject reservedResourcesFull) {
    if (reservedResourcesFull.isJsonNull()) {
        return;//from w  w  w  .j a  v a  2s.  c om
    }
    for (Map.Entry<String, JsonElement> each : reservedResourcesFull.entrySet()) {
        for (JsonElement eachResource : each.getValue().getAsJsonArray()) {
            filledResource(roleMap, eachResource.getAsJsonObject(), "reserved_resources");
        }
    }
}

From source file:com.flipkart.android.proteus.toolbox.Utils.java

License:Apache License

public static String getPropertyAsString(JsonObject object, String property) {
    if (object == null || object.isJsonNull()) {
        return null;
    }/*from   w ww  .  ja va 2  s. co  m*/
    JsonElement element = object.get(property);
    if (element == null) {
        return null;
    }
    String string;
    if (!element.isJsonNull() && element.isJsonPrimitive()) {
        string = element.getAsString();
    } else {
        string = element.toString();
    }
    return string;
}

From source file:com.fooock.shodan.model.host.FacetReportDeserializer.java

License:Open Source License

@Override
public FacetReport deserialize(JsonElement json, Type typeOfT, JsonDeserializationContext context)
        throws JsonParseException {
    if (json.isJsonNull()) {
        return new FacetReport(0, Collections.emptyList());
    }//from  w w w  .j  ava 2 s  . c  o  m
    JsonObject jsonObject = json.getAsJsonObject();
    if (jsonObject == null || jsonObject.isJsonNull()) {
        return new FacetReport(0, Collections.emptyList());
    }
    JsonElement element = jsonObject.get("matches");
    if (element == null || element.isJsonNull()) {
        // parse directly facets, this is because when searching host with facets
        // the banners are parsed independently
        List<Facet> facets = getFacets(jsonObject);
        return new FacetReport(facets.size(), facets);

    } else {
        JsonElement totalElement = jsonObject.get("total");
        return parseFacetReport(jsonObject, totalElement);
    }
}

From source file:com.fooock.shodan.model.host.FacetReportDeserializer.java

License:Open Source License

private FacetReport parseFacetReport(JsonObject jsonObject, JsonElement totalElement) {
    final int total = totalElement.getAsInt();
    JsonObject facetsElement = jsonObject.getAsJsonObject("facets");
    if (facetsElement == null || facetsElement.isJsonNull()) {
        return new FacetReport(total, Collections.emptyList());
    }//from   ww w .j  a va 2s  .c o m
    return new FacetReport(total, getFacets(facetsElement));
}

From source file:com.fooock.shodan.model.protocol.ProtocolDeserializer.java

License:Open Source License

@Override
public List<Protocol> deserialize(JsonElement json, Type typeOfT, JsonDeserializationContext context)
        throws JsonParseException {
    final List<Protocol> protocols = new ArrayList<>();

    if (json.isJsonNull()) {
        return protocols;
    }//from  w w w . ja  va2 s  . com
    JsonObject jsonObject = json.getAsJsonObject();
    if (jsonObject.isJsonNull()) {
        return protocols;
    }

    for (Map.Entry<String, JsonElement> entry : jsonObject.entrySet()) {
        String key = entry.getKey();
        JsonElement value = entry.getValue();

        Protocol protocol = new Protocol(key, value.getAsString());
        protocols.add(protocol);
    }
    return protocols;
}

From source file:com.fooock.shodan.model.user.HttpHeaderDeserializer.java

License:Open Source License

@Override
public HttpHeader deserialize(JsonElement json, Type typeOfT, JsonDeserializationContext context)
        throws JsonParseException {
    if (json.isJsonNull()) {
        return new HttpHeader(Collections.emptyList());
    }//from  ww  w . j  a  v a2  s.  c  o  m
    JsonObject jsonObject = json.getAsJsonObject();
    if (jsonObject.isJsonNull()) {
        return new HttpHeader(Collections.emptyList());
    }

    final List<Value> values = new ArrayList<>();
    for (Map.Entry<String, JsonElement> entry : jsonObject.entrySet()) {
        String key = entry.getKey();
        JsonElement value = entry.getValue();

        values.add(new Value(key, value.getAsString()));
    }
    return new HttpHeader(values);
}

From source file:com.googlesource.gerrit.plugins.oauth.BitbucketOAuthService.java

License:Apache License

@Override
public OAuthUserInfo getUserInfo(OAuthToken token) throws IOException {
    OAuthRequest request = new OAuthRequest(Verb.GET, PROTECTED_RESOURCE_URL);
    Token t = new Token(token.getToken(), token.getSecret(), token.getRaw());
    service.signRequest(t, request);//w ww . j  ava2 s.  c o m
    Response response = request.send();
    if (response.getCode() != SC_OK) {
        throw new IOException(String.format("Status %s (%s) for request %s", response.getCode(),
                response.getBody(), request.getUrl()));
    }
    JsonElement userJson = JSON.newGson().fromJson(response.getBody(), JsonElement.class);
    if (log.isDebugEnabled()) {
        log.debug("User info response: {}", response.getBody());
    }
    if (userJson.isJsonObject()) {
        JsonObject jsonObject = userJson.getAsJsonObject();
        JsonObject userObject = jsonObject.getAsJsonObject("user");
        if (userObject == null || userObject.isJsonNull()) {
            throw new IOException("Response doesn't contain 'user' field");
        }
        JsonElement usernameElement = userObject.get("username");
        String username = usernameElement.getAsString();

        JsonElement displayName = jsonObject.get("display_name");
        return new OAuthUserInfo(username, username, null,
                displayName == null || displayName.isJsonNull() ? null : displayName.getAsString(), null);
    } else {
        throw new IOException(String.format("Invalid JSON '%s': not a JSON Object", userJson));
    }
}

From source file:com.googlesource.gerrit.plugins.oauth.GitLabOAuthService.java

License:Apache License

@Override
public OAuthUserInfo getUserInfo(OAuthToken token) throws IOException {
    final String protectedResourceUrl = String.format(PROTECTED_RESOURCE_URL, rootUrl);
    OAuthRequest request = new OAuthRequest(Verb.GET, protectedResourceUrl);
    Token t = new Token(token.getToken(), token.getSecret(), token.getRaw());
    service.signRequest(t, request);/*  w w  w . j a  v a  2s  . c o  m*/

    Response response = request.send();
    if (response.getCode() != SC_OK) {
        throw new IOException(String.format("Status %s (%s) for request %s", response.getCode(),
                response.getBody(), request.getUrl()));
    }
    JsonElement userJson = JSON.newGson().fromJson(response.getBody(), JsonElement.class);
    if (log.isDebugEnabled()) {
        log.debug("User info response: {}", response.getBody());
    }
    JsonObject jsonObject = userJson.getAsJsonObject();
    if (jsonObject == null || jsonObject.isJsonNull()) {
        throw new IOException("Response doesn't contain 'user' field" + jsonObject);
    }
    JsonElement id = jsonObject.get("id");
    JsonElement username = jsonObject.get("username");
    JsonElement email = jsonObject.get("email");
    JsonElement name = jsonObject.get("name");
    return new OAuthUserInfo(GITLAB_PROVIDER_PREFIX + id.getAsString(),
            username == null || username.isJsonNull() ? null : username.getAsString(),
            email == null || email.isJsonNull() ? null : email.getAsString(),
            name == null || name.isJsonNull() ? null : name.getAsString(), null);
}