Example usage for org.apache.http.client ClientProtocolException getStackTrace

Introduction

In this page you can find the example usage for org.apache.http.client ClientProtocolException getStackTrace.

Prototype

public StackTraceElement[] getStackTrace() 

Source Link

Document

Provides programmatic access to the stack trace information printed by #printStackTrace() .

Usage

From source file:de.magicclock.helper.RequestTask.java

@Override
protected String doInBackground(String... uri) {
    HttpClient httpclient = new DefaultHttpClient();
    HttpResponse response;/*  w ww. j  a v  a  2 s. co m*/
    String responseString = null;
    try {
        response = httpclient.execute(new HttpGet(uri[0]));
        StatusLine statusLine = response.getStatusLine();
        if (statusLine.getStatusCode() == HttpStatus.SC_OK) {
            ByteArrayOutputStream out = new ByteArrayOutputStream();
            response.getEntity().writeTo(out);
            out.close();
            responseString = out.toString();
        } else {
            //Closes the connection.
            response.getEntity().getContent().close();
            throw new IOException(statusLine.getReasonPhrase());
        }
    } catch (ClientProtocolException e) {
        responseString = "ERROR ClientProtocolException\n" + e.getStackTrace();
    } catch (IOException e) {
        responseString = "ERROR IOException\n" + e.getStackTrace();
    }
    return responseString;
}

---

From source file:org.openhmis.oauth2.OAuth2Utils.java

/**
 * //  w w  w .jav  a 2s  .c o  m
 * @param oauthDetails
 * @return
 * @throws IOException 
 * @throws ClientProtocolException 
 */
public String getAccessToken(OAuth2Details oauthDetails) {
    HttpPost post = new HttpPost(oauthDetails.getAuthenticationServerUrl());
    String clientId = oauthDetails.getClientId();
    String clientSecret = oauthDetails.getClientSecret();
    String scope = oauthDetails.getScope();

    List<BasicNameValuePair> parametersBody = new ArrayList<BasicNameValuePair>();
    parametersBody.add(new BasicNameValuePair(OAuthConstants.GRANT_TYPE, oauthDetails.getGrantType()));

    parametersBody.add(new BasicNameValuePair(OAuthConstants.USERNAME, oauthDetails.getUsername()));

    parametersBody.add(new BasicNameValuePair(OAuthConstants.PASSWORD, oauthDetails.getPassword()));

    if (isValid(clientId)) {
        parametersBody.add(new BasicNameValuePair(OAuthConstants.CLIENT_ID, oauthDetails.getClientId()));
    }
    if (isValid(clientSecret)) {
        parametersBody
                .add(new BasicNameValuePair(OAuthConstants.CLIENT_SECRET, oauthDetails.getClientSecret()));
    }

    if (isValid(scope)) {
        parametersBody.add(new BasicNameValuePair(OAuthConstants.SCOPE, oauthDetails.getScope()));
    }

    DefaultHttpClient httpClient = new DefaultHttpClient();
    HttpResponse response = null;
    String accessToken = null;
    try {
        post.setEntity(new UrlEncodedFormEntity(parametersBody, HTTP.UTF_8));
        response = httpClient.execute(post);
        int code = response.getStatusLine().getStatusCode();
        if (code >= 400) {
            log.debug("Authorization server expects Basic authentication");
            post.addHeader(OAuthConstants.AUTHORIZATION,
                    getBasicAuthorizationHeader(oauthDetails.getUsername(), oauthDetails.getPassword()));
            post.releaseConnection();
            response = httpClient.execute(post);
            code = response.getStatusLine().getStatusCode();
            if (code >= 400) {
                log.debug("Retry with client credentials");
                post.removeHeaders(OAuthConstants.AUTHORIZATION);
                post.addHeader(OAuthConstants.AUTHORIZATION, getBasicAuthorizationHeader(
                        oauthDetails.getClientId(), oauthDetails.getClientSecret()));
                post.releaseConnection();
                response = httpClient.execute(post);
                if (code >= 400) {
                    throw new RuntimeException(
                            "Could not retrieve access token for user: " + oauthDetails.getUsername());
                }
            }
        }
        Map<String, String> map = handleResponse(response);
        accessToken = map.get(OAuthConstants.ACCESS_TOKEN);
    } catch (ClientProtocolException cpe) {
        cpe.getStackTrace(); // will remove after testing
        log.debug(cpe.getMessage());
    } catch (IOException ioe) {
        ioe.getStackTrace(); // will remove after testing
        log.debug(ioe.getMessage());
    }
    return accessToken;
}

---