Example usage for com.google.gson JsonElement isJsonObject

Introduction

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

Prototype

public boolean isJsonObject() 

Source Link

Document

provides check for verifying if this element is a Json object or not.

Usage

From source file:com.googleapis.ajax.services.impl.TransliterateLanguageQueryImpl.java

License:Apache License

@Override
public TransliterateLanguageResult singleResult() {
    InputStream jsonContent = null;
    try {/*from   ww  w  .j  a v  a  2 s .  c  o  m*/
        jsonContent = callApiGet(apiUrlBuilder.buildUrl());
        JsonElement response = parser.parse(new InputStreamReader(jsonContent, UTF_8_CHAR_SET));
        if (response.isJsonObject()) {
            PagedList<TransliterateLanguageResult> responseList = unmarshallList(response.getAsJsonObject());
            notifyObservers(responseList);
            return responseList.isEmpty() ? null : responseList.get(0);
        }
        throw new GoogleSearchException("Unknown content found in response:" + response.toString());
    } catch (Exception e) {
        throw new GoogleSearchException(e);
    } finally {
        closeStream(jsonContent);
    }
}

---

From source file:com.googleapis.ajax.services.impl.TransliterateLanguageQueryImpl.java

License:Apache License

/**
 * Unmarshall list./*from www.j  av  a2  s.co m*/
 * 
 * @param response the response
 * 
 * @return the paged list< t>
 */
protected PagedList<TransliterateLanguageResult> unmarshallList(JsonObject response) {
    int status = response.get("responseStatus").getAsInt();
    if (status != 200) {
        throw new GoogleSearchException(String.valueOf(response.get("responseDetails").getAsString()));
    }
    JsonObject data = response.get("responseData").getAsJsonObject();
    PagedArrayList<TransliterateLanguageResult> list = new PagedArrayList<TransliterateLanguageResult>();
    if (data != null) {
        JsonArray dataArray = data.get("transliterations").getAsJsonArray();
        for (JsonElement element : dataArray) {
            if (element.isJsonObject()) {
                JsonObject json = element.getAsJsonObject();
                list.add(unmarshall(json));
            }
        }
    }
    return list;
}

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From source file:com.googleapis.maps.services.impl.BaseGoogleMapsApiQuery.java

License:Apache License

@Override
public List<T> list() {
    InputStream jsonContent = null;
    try {//from  www. j  a v a2 s.c o  m
        jsonContent = callApiGet(apiUrlBuilder.buildUrl());
        JsonElement response = parser.parse(new InputStreamReader(jsonContent, UTF_8_CHAR_SET));
        if (response.isJsonObject()) {
            List<T> responseList = unmarshallList(response.getAsJsonObject());
            notifyObservers(responseList);
            return responseList;
        }
        throw new GoogleMapsException("Unknown content found in response:" + response.toString());
    } catch (Exception e) {
        throw new GoogleMapsException(e);
    } finally {
        closeStream(jsonContent);
    }
}

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From source file:com.googlecode.goclipse.tooling.oracle.GuruPackageDescribeParser.java

License:Open Source License

protected ArrayList2<StructureElement> parseElements(JsonArray members, boolean parsingMethods)
        throws CommonException {
    ArrayList2<StructureElement> elements = new ArrayList2<>();

    if (members != null) {
        for (int i = 0; i < members.size(); i++) {
            JsonElement arrayElement = members.get(i);
            if (arrayElement.isJsonObject()) {
                JsonObject jsonObject = arrayElement.getAsJsonObject();
                StructureElement structureElement = parseStructureElement(jsonObject, parsingMethods);
                if (structureElement == null) {
                    continue; // Can happen for external elements
                }/*w w  w  .ja va  2 s .co m*/
                elements.add(structureElement);
            } else {
                throw new CommonException("'members' array element is not a JSONObject: " + arrayElement);
            }
        }
    }

    Collections.sort(elements, new Comparator<StructureElement>() {
        @Override
        public int compare(StructureElement o1, StructureElement o2) {
            SourceRange sr1 = o1.getSourceRange();
            SourceRange sr2 = o2.getSourceRange();

            int cmp = sr1.getOffset() - sr2.getOffset();
            if (cmp == 0) {
                int offset1 = o1.getNameSourceRange2() == null ? 0 : o1.getNameSourceRange2().getOffset();
                int offset2 = o2.getNameSourceRange2() == null ? 0 : o2.getNameSourceRange2().getOffset();
                return offset1 - offset2;
            }
            return cmp;
        }
    });

    return elements;
}

---

From source file:com.googlesource.gerrit.plugins.oauth.AirVantageOAuthService.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);/*from w  w  w  . j  a v  a 2  s .  c om*/
    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();
        JsonElement id = jsonObject.get("uid");
        if (id == null || id.isJsonNull()) {
            throw new IOException("Response doesn't contain uid field");
        }
        JsonElement email = jsonObject.get("email");
        JsonElement name = jsonObject.get("name");
        return new OAuthUserInfo(AV_PROVIDER_PREFIX + id.getAsString(), null, email.getAsString(),
                name.getAsString(), id.getAsString());
    }

    throw new IOException(String.format("Invalid JSON '%s': not a JSON Object", userJson));
}

---

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);/*from w  w w.jav  a 2 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.CasOAuthService.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);/*from  w ww.  ja v  a  2s.  com*/

    Response response = request.send();
    if (response.getCode() != HttpServletResponse.SC_OK) {
        throw new IOException(String.format("Status %s (%s) for request %s", response.getCode(),
                response.getBody(), request.getUrl()));
    }

    if (log.isDebugEnabled()) {
        log.debug("User info response: {}", response.getBody());
    }

    JsonElement userJson = JSON.newGson().fromJson(response.getBody(), JsonElement.class);
    if (!userJson.isJsonObject()) {
        throw new IOException(String.format("Invalid JSON '%s': not a JSON Object", userJson));
    }
    JsonObject jsonObject = userJson.getAsJsonObject();

    JsonElement id = jsonObject.get("id");
    if (id == null || id.isJsonNull()) {
        throw new IOException(String.format("CAS response missing id: %s", response.getBody()));
    }

    JsonElement attrListJson = jsonObject.get("attributes");
    if (attrListJson == null) {
        throw new IOException(String.format("CAS response missing attributes: %s", response.getBody()));
    }

    String email = null, name = null, login = null;

    if (attrListJson.isJsonArray()) {
        // It is possible for CAS to be configured to not return any attributes (email, name, login),
        // in which case,
        // CAS returns an empty JSON object "attributes":{}, rather than "null" or an empty JSON array
        // "attributes": []

        JsonArray attrJson = attrListJson.getAsJsonArray();
        for (JsonElement elem : attrJson) {
            if (elem == null || !elem.isJsonObject()) {
                throw new IOException(String.format("Invalid JSON '%s': not a JSON Object", elem));
            }
            JsonObject obj = elem.getAsJsonObject();

            String property = getStringElement(obj, "email");
            if (property != null)
                email = property;
            property = getStringElement(obj, "name");
            if (property != null)
                name = property;
            property = getStringElement(obj, "login");
            if (property != null)
                login = property;
        }
    }

    return new OAuthUserInfo(CAS_PROVIDER_PREFIX + id.getAsString(), login, email, name,
            fixLegacyUserId ? id.getAsString() : null);
}

---

From source file:com.googlesource.gerrit.plugins.oauth.FacebookOAuthService.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());
    request.addQuerystringParameter(FIELDS_QUERY, FIELDS);
    service.signRequest(t, request);//from   ww w.  j  av  a2  s  . c om
    Response response = request.send();

    if (response.getCode() != HttpServletResponse.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();
        JsonElement id = jsonObject.get("id");
        if (id == null || id.isJsonNull()) {
            throw new IOException("Response doesn't contain id field");
        }
        JsonElement email = jsonObject.get("email");
        JsonElement name = jsonObject.get("name");
        // Heads up!
        // Lets keep `login` equal to `email`, since `username` field is
        // deprecated for Facebook API versions v2.0 and higher
        JsonElement login = jsonObject.get("email");

        return new OAuthUserInfo(FACEBOOK_PROVIDER_PREFIX + id.getAsString(),
                login == null || login.isJsonNull() ? null : login.getAsString(),
                email == null || email.isJsonNull() ? null : email.getAsString(),
                name == null || name.isJsonNull() ? null : name.getAsString(), null);
    }

    throw new IOException(String.format("Invalid JSON '%s': not a JSON Object", userJson));
}

---

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

License:Apache License

@Override
public OAuthUserInfo getUserInfo(OAuthToken token) throws IOException {
    OAuthRequest request = new OAuthRequest(Verb.GET, PROTECTED_RESOURCE_URL);
    request.addHeader("Authorization", "Bearer " + token.getToken());
    Token t = new Token(token.getToken(), token.getSecret(), token.getRaw());
    service.signRequest(t, request);/*from  w  w w . j  a v  a  2s . com*/
    Response response = request.send();
    if (response.getCode() != HttpServletResponse.SC_OK) {
        throw new IOException(String.format("Status %s (%s) for request %s", response.getCode(),
                response.getBody(), request.getUrl()));
    }
    JsonElement userJson = OutputFormat.JSON.newGson().fromJson(response.getBody(), JsonElement.class);
    if (log.isDebugEnabled()) {
        log.debug("User info response: {}", response.getBody());
    }
    if (userJson.isJsonObject()) {
        JsonObject jsonObject = userJson.getAsJsonObject();
        JsonElement id = jsonObject.get("id");
        if (id == null || id.isJsonNull()) {
            throw new IOException(String.format("Response doesn't contain id field"));
        }
        JsonElement email = jsonObject.get("email");
        JsonElement fullname = jsonObject.get("fullname");
        JsonElement username = jsonObject.get("username");
        return new OAuthUserInfo(id.getAsString(),
                username == null || username.isJsonNull() ? null : username.getAsString(),
                email == null || email.isJsonNull() ? null : email.getAsString(),
                fullname == null || fullname.isJsonNull() ? null : fullname.getAsString(), null);
    } else {
        throw new IOException(String.format("Invalid JSON '%s': not a JSON Object", userJson));
    }
}

---

From source file:com.googlesource.gerrit.plugins.oauth.GitHubOAuthService.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);//from w w  w .ja v  a2s.c om
    Response response = request.send();
    if (response.getCode() != HttpServletResponse.SC_OK) {
        throw new IOException(String.format("Status %s (%s) for request %s", response.getCode(),
                response.getBody(), request.getUrl()));
    }
    JsonElement userJson = OutputFormat.JSON.newGson().fromJson(response.getBody(), JsonElement.class);
    if (userJson.isJsonObject()) {
        JsonObject jsonObject = userJson.getAsJsonObject();
        JsonElement email = jsonObject.get("email");
        JsonElement name = jsonObject.get("name");
        JsonElement id = jsonObject.get("id");
        JsonElement login = jsonObject.get("login");
        return new OAuthUserInfo(id.getAsString(), login.isJsonNull() ? null : login.getAsString(),
                email.isJsonNull() ? null : email.getAsString(), name.isJsonNull() ? null : name.getAsString(),
                null);
    } else {
        throw new IOException(String.format("Invalid JSON '%s': not a JSON Object", userJson));
    }
}

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