Examples with GsonDecoder feign.gson.GsonDecoder used on opensource projects

Example 16 with GsonDecoder

use of feign.gson.GsonDecoder in project feign by OpenFeign.

the class WikipediaExample method main.

public static void main(String... args) throws InterruptedException {
    Gson gson = new GsonBuilder().registerTypeAdapter(new TypeToken<Response<Page>>() {
    }.getType(), pagesAdapter).create();
    Wikipedia wikipedia = Feign.builder().decoder(new GsonDecoder(gson)).logger(new Logger.ErrorLogger()).logLevel(Logger.Level.BASIC).target(Wikipedia.class, "https://en.wikipedia.org");
    System.out.println("Let's search for PTAL!");
    Iterator<Page> pages = lazySearch(wikipedia, "PTAL");
    while (pages.hasNext()) {
        System.out.println(pages.next().title);
    }
}

Example 17 with GsonDecoder

use of feign.gson.GsonDecoder in project carbon-apimgt by wso2.

the class DefaultIdentityProviderImpl method getRoleIdsOfUser.

@Override
public List<String> getRoleIdsOfUser(String userId) throws IdentityProviderException {
    List<String> roleIds = new ArrayList<>();
    Response response = scimServiceStub.getUser(userId);
    if (response == null) {
        String errorMessage = "Error occurred while retrieving user with Id " + userId + ". Error : Response is null.";
        log.error(errorMessage);
        throw new IdentityProviderException(errorMessage, ExceptionCodes.RESOURCE_RETRIEVAL_FAILED);
    }
    try {
        if (response.status() == APIMgtConstants.HTTPStatusCodes.SC_200_OK) {
            SCIMUser scimUser = (SCIMUser) new GsonDecoder().decode(response, SCIMUser.class);
            if (scimUser != null) {
                List<SCIMUser.SCIMUserGroups> roles = scimUser.getGroups();
                if (roles != null) {
                    roles.forEach(role -> roleIds.add(role.getValue()));
                    String message = "Role Ids of user " + scimUser.getName() + " are successfully retrieved as " + StringUtils.join(roleIds, ", ") + ".";
                    if (log.isDebugEnabled()) {
                        log.debug(message);
                    }
                }
            } else {
                String errorMessage = "Error occurred while retrieving user with user Id " + userId + " from SCIM endpoint. " + "Response body is null or empty.";
                log.error(errorMessage);
                throw new IdentityProviderException("Error occurred while retrieving user with user Id " + userId + " from SCIM endpoint. " + "Response body is null or empty.", ExceptionCodes.RESOURCE_RETRIEVAL_FAILED);
            }
        } else {
            String errorMessage = "Error occurred while retrieving role Ids of user with Id " + userId + ". Error : " + getErrorMessage(response);
            log.error(errorMessage);
            throw new IdentityProviderException(errorMessage, ExceptionCodes.RESOURCE_RETRIEVAL_FAILED);
        }
    } catch (IOException e) {
        String errorMessage = "Error occurred while parsing response from SCIM endpoint.";
        log.error(errorMessage);
        throw new IdentityProviderException("Error occurred while parsing response from SCIM endpoint for ", e, ExceptionCodes.RESOURCE_RETRIEVAL_FAILED);
    }
    return roleIds;
}

Example 18 with GsonDecoder

use of feign.gson.GsonDecoder in project carbon-apimgt by wso2.

the class DefaultIdentityProviderImpl method getRoleName.

@Override
public String getRoleName(String roleId) throws IdentityProviderException {
    Response response = scimServiceStub.getGroup(roleId);
    if (response == null) {
        String errorMessage = "Error occurred while retrieving name of role with Id " + roleId + ". Error : Response is null.";
        log.error(errorMessage);
        throw new IdentityProviderException(errorMessage, ExceptionCodes.RESOURCE_RETRIEVAL_FAILED);
    }
    String displayName;
    try {
        if (response.status() == APIMgtConstants.HTTPStatusCodes.SC_200_OK) {
            SCIMGroup scimGroup = (SCIMGroup) new GsonDecoder().decode(response, SCIMGroup.class);
            if (scimGroup != null) {
                displayName = scimGroup.getDisplayName();
                String message = "Display name of role with Id " + roleId + " is successfully retrieved as " + displayName;
                if (log.isDebugEnabled()) {
                    log.debug(message);
                }
            } else {
                String errorMessage = "Error occurred while retrieving role name with role Id " + roleId + " from SCIM endpoint. " + "Response body is null or empty.";
                log.error(errorMessage);
                throw new IdentityProviderException("Error occurred while retrieving role name with role Id " + roleId + " from SCIM endpoint. " + "Response body is null or empty.", ExceptionCodes.RESOURCE_RETRIEVAL_FAILED);
            }
        } else {
            String errorMessage = "Error occurred while retrieving name of role with Id " + roleId + ". Error : " + getErrorMessage(response);
            log.error(errorMessage);
            throw new IdentityProviderException(errorMessage, ExceptionCodes.RESOURCE_RETRIEVAL_FAILED);
        }
    } catch (IOException e) {
        String errorMessage = "Error occurred while parsing response from SCIM endpoint.";
        log.error(errorMessage);
        throw new IdentityProviderException("Error occurred while parsing response from SCIM endpoint for ", e, ExceptionCodes.RESOURCE_RETRIEVAL_FAILED);
    }
    return displayName;
}

Example 19 with GsonDecoder

use of feign.gson.GsonDecoder in project carbon-apimgt by wso2.

the class DefaultKeyManagerImpl method createApplication.

@Override
public OAuthApplicationInfo createApplication(OAuthAppRequest oauthAppRequest) throws KeyManagementException {
    log.debug("Creating OAuth2 application:{}", oauthAppRequest.toString());
    String applicationName = oauthAppRequest.getClientName();
    String keyType = oauthAppRequest.getKeyType();
    if (keyType != null) {
        // Derive oauth2 app name based on key type and user input for app name
        applicationName = applicationName + '_' + keyType;
    }
    DCRClientInfo dcrClientInfo = new DCRClientInfo();
    dcrClientInfo.setClientName(applicationName);
    dcrClientInfo.setGrantTypes(oauthAppRequest.getGrantTypes());
    if (StringUtils.isNotEmpty(oauthAppRequest.getCallBackURL())) {
        dcrClientInfo.addCallbackUrl(oauthAppRequest.getCallBackURL());
    }
    Response response = dcrmServiceStub.registerApplication(dcrClientInfo);
    if (response == null) {
        throw new KeyManagementException("Error occurred while DCR application creation. Response is null", ExceptionCodes.OAUTH2_APP_CREATION_FAILED);
    }
    if (response.status() == APIMgtConstants.HTTPStatusCodes.SC_201_CREATED) {
        // 201 - Success
        try {
            OAuthApplicationInfo oAuthApplicationInfoResponse = getOAuthApplicationInfo(response);
            // setting original parameter list
            oAuthApplicationInfoResponse.setParameters(oauthAppRequest.getParameters());
            log.debug("OAuth2 application created: {}", oAuthApplicationInfoResponse.toString());
            return oAuthApplicationInfoResponse;
        } catch (IOException e) {
            throw new KeyManagementException("Error occurred while parsing the DCR application creation response " + "message.", e, ExceptionCodes.OAUTH2_APP_CREATION_FAILED);
        }
    } else if (response.status() == APIMgtConstants.HTTPStatusCodes.SC_400_BAD_REQUEST) {
        // 400 - Known Error
        try {
            DCRError error = (DCRError) new GsonDecoder().decode(response, DCRError.class);
            throw new KeyManagementException("Error occurred while DCR application creation. Error: " + error.getError() + ". Error Description: " + error.getErrorDescription() + ". Status Code: " + response.status(), ExceptionCodes.OAUTH2_APP_CREATION_FAILED);
        } catch (IOException e) {
            throw new KeyManagementException("Error occurred while parsing the DCR error message.", e, ExceptionCodes.OAUTH2_APP_CREATION_FAILED);
        }
    } else {
        // Unknown Error
        throw new KeyManagementException("Error occurred while DCR application creation. Error: " + response.body().toString() + " Status Code: " + response.status(), ExceptionCodes.OAUTH2_APP_CREATION_FAILED);
    }
}

Example 20 with GsonDecoder

use of feign.gson.GsonDecoder in project carbon-apimgt by wso2.

the class WSO2ISScopeRegistrationImpl method getScope.

private Scope getScope(Response response) throws IOException {
    Scope scope = new Scope();
    ScopeInfo scopeInfoResponse = (ScopeInfo) new GsonDecoder().decode(response, ScopeInfo.class);
    scope.setName(scopeInfoResponse.getName());
    scope.setDescription(scopeInfoResponse.getDescription());
    if (scopeInfoResponse.getBindings() != null) {
        scope.setBindings(scopeInfoResponse.getBindings());
    } else {
        scope.setBindings(Collections.emptyList());
    }
    return scope;
}