com.microsoft.bingads.internal.UriOAuthService Maven / Gradle / Ivy
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The Bing Ads Java SDK is a library improving developer experience when working with the Bing Ads services by providing high-level access to features such as Bulk API, OAuth Authorization and SOAP API.
package com.microsoft.bingads.internal;
import java.io.ByteArrayOutputStream;
import java.io.IOException;
import java.io.InputStream;
import java.io.UnsupportedEncodingException;
import java.net.SocketTimeoutException;
import java.net.URL;
import java.util.ArrayList;
import java.util.List;
import java.util.Map;
import java.util.function.BiConsumer;
import java.util.logging.Level;
import java.util.logging.Logger;
import org.apache.http.HttpResponse;
import org.apache.http.NameValuePair;
import org.apache.http.conn.ConnectTimeoutException;
import org.apache.http.message.BasicNameValuePair;
import com.fasterxml.jackson.databind.DeserializationFeature;
import com.fasterxml.jackson.databind.JsonNode;
import com.fasterxml.jackson.databind.ObjectMapper;
import com.microsoft.bingads.ApiEnvironment;
import com.microsoft.bingads.InternalException;
import com.microsoft.bingads.OAuthErrorDetails;
import com.microsoft.bingads.OAuthScope;
import com.microsoft.bingads.OAuthTokenRequestException;
import com.microsoft.bingads.OAuthTokens;
/**
* Provides method for getting OAuth tokens from the live.com authorization
* server using {@link OAuthRequestParameters}.
*/
public class UriOAuthService implements OAuthService {
private static Logger logger = Logger.getLogger(UriOAuthService.class.getName());
private enum HttpMethods {
POST
}
private final WebServiceCaller webServiceCaller;
private ObjectMapper mapper;
private ApiEnvironment environment;
public UriOAuthService(ApiEnvironment env) {
this(new HttpClientWebServiceCaller(), env);
}
public UriOAuthService(WebServiceCaller caller, ApiEnvironment env) {
this.webServiceCaller = caller;
this.mapper = new ObjectMapper();
this.environment = env;
mapper.disable(DeserializationFeature.FAIL_ON_UNKNOWN_PROPERTIES);
}
/**
* Calls live.com authorization server with the
* {@link OAuthRequestParameters} passed in, deserializes the response
* and returns back OAuth tokens.
*
* @param oAuthParameters OAuth parameters for authorization server call
* @return OAuth tokens
*/
@Override
public OAuthTokens getAccessTokens(OAuthRequestParameters oAuthParameters, OAuthScope oAuthScope, String tenant, Map additionalParams) {
try {
List paramsList = generateParamsList(oAuthParameters, oAuthScope, additionalParams);
String tokenRequestUrl = OAuthEndpointHelper.getOauthEndpoint(environment, oAuthScope).getTokenRequestUrl();
if (tokenRequestUrl.startsWith("https://login.microsoftonline.com/common")) {
tokenRequestUrl = tokenRequestUrl.replaceAll("common", tenant);
}
HttpResponse httpResponse = webServiceCaller.post(new URL(tokenRequestUrl), paramsList);
InputStream stream = httpResponse.getEntity().getContent();
if (httpResponse.getStatusLine().getStatusCode() == 200){
ByteArrayOutputStream baos = new ByteArrayOutputStream();
int nRead = -1;
byte[] data = new byte[2048];
while ((nRead = stream.read(data, 0, data.length)) != -1) {
baos.write(data, 0, nRead);
}
baos.flush();
byte[] bytes = baos.toByteArray();
OAuthTokensContract oauthResponse = mapper.readValue(bytes, OAuthTokensContract.class);
JsonNode root = mapper.readTree(bytes);
return new OAuthTokens(oauthResponse.getAccessToken(), oauthResponse.getAccessTokenExpiresInSeconds(), oauthResponse.getRefreshToken(), root);
} else {
OAuthErrorDetailsContract errorResponse = mapper.readValue(stream, OAuthErrorDetailsContract.class);
OAuthErrorDetails errorDetails = new OAuthErrorDetails(errorResponse.getError(), errorResponse.getDescription());
throw new OAuthTokenRequestException(ErrorMessages.OAuthError, errorDetails);
}
} catch (SocketTimeoutException e) {
logger.log(Level.WARNING, "Socket connection timed out when get access token, please retry later.", e);
throw new InternalException(e);
} catch (ConnectTimeoutException e) {
logger.log(Level.WARNING, "Connect timed outwhen get access token, please retry later.", e);
throw new InternalException(e);
} catch (IOException e) {
throw new InternalException(e);
} finally {
webServiceCaller.shutDown();
}
}
private List generateParamsList(OAuthRequestParameters requestParams, OAuthScope oAuthScope, Map additionalParams) throws UnsupportedEncodingException {
List params = new ArrayList();
params.add(new BasicNameValuePair(OAuthEndpointHelper.CLIENT_ID, requestParams.getClientId()));
if (requestParams.getClientSecret() != null && !requestParams.getClientSecret().isEmpty()) {
params.add(new BasicNameValuePair(OAuthEndpointHelper.CLIENT_SECRET, requestParams.getClientSecret()));
}
params.add(new BasicNameValuePair(OAuthEndpointHelper.GRANT_TYPE, requestParams.getGrantType()));
params.add(new BasicNameValuePair(requestParams.getGrantParamName(), requestParams.getGrantValue()));
if (requestParams.getRedirectionUri() != null) {
params.add(new BasicNameValuePair(OAuthEndpointHelper.REDIRECT_URI, requestParams.getRedirectionUri().toString()));
}
params.add(new BasicNameValuePair(OAuthEndpointHelper.SCOPE,
OAuthEndpointHelper.getOauthEndpoint(environment, oAuthScope).getScope()));
if (additionalParams != null) {
additionalParams.forEach(new BiConsumer () {
@Override
public void accept(String key, String value) {
if (key != null && value != null) {
params.add(new BasicNameValuePair(key, value));
}
}
});
}
return params;
}
@Override
public URL getRedirectUrl(OAuthScope oAuthScope) {
return OAuthEndpointHelper.getOauthEndpoint(environment, oAuthScope).getDesktopRedirectUrl();
}
}