Java BasicHttpClient.addHeader方法代码示例

import com.turbomanage.httpclient.BasicHttpClient; //导入方法依赖的package包/类
/**
 * Posts a session to the event server.
 *
 * @param sessionId The ID of the session that was reviewed.
 * @return whether or not updating succeeded
 */
public boolean sendSessionToServer(String sessionId, List<String> questions) {

    BasicHttpClient httpClient = new BasicHttpClient();
    httpClient.addHeader(PARAMETER_EVENT_CODE, Config.FEEDBACK_API_CODE);
    httpClient.addHeader(PARAMETER_API_KEY, Config.FEEDBACK_API_KEY);

    ParameterMap parameterMap = httpClient.newParams();
    parameterMap.add(PARAMETER_SESSION_ID, sessionId);
    parameterMap.add(PARAMETER_SURVEY_ID, Config.FEEDBACK_SURVEY_ID);
    parameterMap.add(PARAMETER_REGISTRANT_ID, Config.FEEDBACK_DUMMY_REGISTRANT_ID);
    int i = 1;
    for (String question : questions) {
        parameterMap.add("q" + i, question);
        i++;
    }

    HttpResponse response = httpClient.get(mUrl, parameterMap);

    if (response != null && response.getStatus() == HttpURLConnection.HTTP_OK) {
        LogUtils.LOGD(TAG, "Server returned HTTP_OK, so session posting was successful.");
        return true;
    } else {
        LogUtils.LOGE(TAG, "Error posting session: HTTP status " + response.getStatus());
        return false;
    }
}
 

import com.turbomanage.httpclient.BasicHttpClient; //导入方法依赖的package包/类
/**
 * Posts a session to the event server.
 *
 * @param sessionId The ID of the session that was reviewed.
 * @return whether or not updating succeeded
 */
public boolean sendSessionToServer(String sessionId, List<String> questions) {

    BasicHttpClient httpClient = new BasicHttpClient();
    httpClient.addHeader(PARAMETER_EVENT_CODE, Config.FEEDBACK_API_CODE);
    httpClient.addHeader(PARAMETER_API_KEY, Config.FEEDBACK_API_KEY);

    ParameterMap parameterMap = httpClient.newParams();
    parameterMap.add(PARAMETER_SESSION_ID, sessionId);
    parameterMap.add(PARAMETER_SURVEY_ID, Config.FEEDBACK_SURVEY_ID);
    parameterMap.add(PARAMETER_REGISTRANT_ID, Config.FEEDBACK_DUMMY_REGISTRANT_ID);
    int i = 1;
    for (String question : questions) {
        parameterMap.add("q" + i, question);
        i++;
    }

    HttpResponse response = httpClient.get(mUrl, parameterMap);

    if (response != null && response.getStatus() == HttpURLConnection.HTTP_OK) {
        LOGD(TAG, "Server returned HTTP_OK, so session posting was successful.");
        return true;
    } else {
        LOGE(TAG, "Error posting session: HTTP status " + response.getStatus());
        return false;
    }
}
 

import com.turbomanage.httpclient.BasicHttpClient; //导入方法依赖的package包/类
/**
 * If {@code AUTHORIZATION_TO_BACKEND_REQUIRED} is true add an authentication header to the
 * given request. The currently signed in user is used to retrieve the auth token.
 * Allows pre-release builds to use a Google Cloud storage bucket with non-public data.
 *
 * @param context Context used to retrieve auth token from SharedPreferences.
 * @param basicHttpClient HTTP client to which the authorization header will be added.
 */
public static void authorizeHttpClient(Context context, BasicHttpClient basicHttpClient) {
    if (basicHttpClient == null || AccountUtils.getAuthToken(context) == null) {
        return;
    }
    if (AUTHORIZATION_TO_BACKEND_REQUIRED) {
        basicHttpClient.addHeader(AUTHORIZATION_HEADER,
                BEARER_PREFIX + AccountUtils.getAuthToken(context));
    }
}
 

import com.turbomanage.httpclient.BasicHttpClient; //导入方法依赖的package包/类
private ArrayList<ContentProviderOperation> remoteSyncMapData(String urlString,
        SharedPreferences preferences) throws IOException {
    final String localVersion = preferences.getString("local_mapdata_version", null);

    ArrayList<ContentProviderOperation> batch = Lists.newArrayList();

    BasicHttpClient httpClient = new BasicHttpClient();
    httpClient.setRequestLogger(mQuietLogger);
    httpClient.addHeader("If-None-Match", localVersion);

    LOGD(TAG,"Local map version: "+localVersion);
    HttpResponse response = httpClient.get(urlString, null);
    final int status = response.getStatus();

    if (status == HttpURLConnection.HTTP_OK) {
        // Data has been updated, otherwise would have received HTTP_NOT_MODIFIED
        LOGI(TAG, "Remote syncing map data");
        final List<String> etag = response.getHeaders().get("ETag");
        if (etag != null && etag.size() > 0) {
            MapPropertyHandler handler = new MapPropertyHandler(mContext);
            batch.addAll(handler.parse(response.getBodyAsString()));
            syncMapTiles(handler.getTiles());

            // save new etag as version
            preferences.edit().putString("local_mapdata_version", etag.get(0)).commit();
        }
    } //else: no update

    return batch;
}
 

import com.turbomanage.httpclient.BasicHttpClient; //导入方法依赖的package包/类
/**
 * Fetches data from the remote server.
 *
 * @param refTimestamp The timestamp of the data to use as a reference; if the remote data
 *                     is not newer than this timestamp, no data will be downloaded and
 *                     this method will return null.
 *
 * @return The data downloaded, or null if there is no data to download
 * @throws IOException if an error occurred during download.
 */
public String[] fetchConferenceDataIfNewer(String refTimestamp) throws IOException {
    if (TextUtils.isEmpty(mManifestUrl)) {
        LOGW(TAG, "Manifest URL is empty (remote sync disabled!).");
        return null;
    }

    BasicHttpClient httpClient = new BasicHttpClient();
    httpClient.setRequestLogger(mQuietLogger);

    // Only download if data is newer than refTimestamp
    // Cloud Storage is very picky with the If-Modified-Since format. If it's in a wrong
    // format, it refuses to serve the file, returning 400 HTTP error. So, if the
    // refTimestamp is in a wrong format, we simply ignore it. But pay attention to this
    // warning in the log, because it might mean unnecessary data is being downloaded.
    if (!TextUtils.isEmpty(refTimestamp)) {
        if (TimeUtils.isValidFormatForIfModifiedSinceHeader(refTimestamp)) {
            httpClient.addHeader("If-Modified-Since", refTimestamp);
        } else {
            LOGW(TAG, "Could not set If-Modified-Since HTTP header. Potentially downloading " +
                    "unnecessary data. Invalid format of refTimestamp argument: "+refTimestamp);
        }
    }

    HttpResponse response = httpClient.get(mManifestUrl, null);
    if (response == null) {
        LOGE(TAG, "Request for manifest returned null response.");
        throw new IOException("Request for data manifest returned null response.");
    }

    int status = response.getStatus();
    if (status == HttpURLConnection.HTTP_OK) {
        LOGD(TAG, "Server returned HTTP_OK, so new data is available.");
        mServerTimestamp = getLastModified(response);
        LOGD(TAG, "Server timestamp for new data is: " + mServerTimestamp);
        String body = response.getBodyAsString();
        if (TextUtils.isEmpty(body)) {
            LOGE(TAG, "Request for manifest returned empty data.");
            throw new IOException("Error fetching conference data manifest: no data.");
        }
        LOGD(TAG, "Manifest "+mManifestUrl+" read, contents: " + body);
        mBytesDownloaded += body.getBytes().length;
        return processManifest(body);
    } else if (status == HttpURLConnection.HTTP_NOT_MODIFIED) {
        // data on the server is not newer than our data
        LOGD(TAG, "HTTP_NOT_MODIFIED: data has not changed since " + refTimestamp);
        return null;
    } else {
        LOGE(TAG, "Error fetching conference data: HTTP status " + status);
        throw new IOException("Error fetching conference data: HTTP status " + status);
    }
}
 

import com.turbomanage.httpclient.BasicHttpClient; //导入方法依赖的package包/类
/**
 * Fetches data from the remote server.
 *
 * @param refTimestamp The timestamp of the data to use as a reference; if the remote data is
 *                     not newer than this timestamp, no data will be downloaded and this method
 *                     will return null.
 * @return The data downloaded, or null if there is no data to download
 * @throws IOException if an error occurred during download.
 */
public String[] fetchConferenceDataIfNewer(String refTimestamp) throws IOException {
    if (TextUtils.isEmpty(mManifestUrl)) {
        LOGW(TAG, "Manifest URL is empty (remote sync disabled!).");
        return null;
    }

    BasicHttpClient httpClient = new BasicHttpClient();
    httpClient.setRequestLogger(mQuietLogger);

    IOUtils.authorizeHttpClient(mContext, httpClient);

    // Only download if data is newer than refTimestamp
    // Cloud Storage is very picky with the If-Modified-Since format. If it's in a wrong
    // format, it refuses to serve the file, returning 400 HTTP error. So, if the
    // refTimestamp is in a wrong format, we simply ignore it. But pay attention to this
    // warning in the log, because it might mean unnecessary data is being downloaded.
    if (!TextUtils.isEmpty(refTimestamp)) {
        if (TimeUtils.isValidFormatForIfModifiedSinceHeader(refTimestamp)) {
            httpClient.addHeader("If-Modified-Since", refTimestamp);
        } else {
            LOGW(TAG, "Could not set If-Modified-Since HTTP header. Potentially downloading " +
                    "unnecessary data. Invalid format of refTimestamp argument: " +
                    refTimestamp);
        }
    }

    HttpResponse response = httpClient.get(mManifestUrl, null);
    if (response == null) {
        LOGE(TAG, "Request for manifest returned null response.");
        throw new IOException("Request for data manifest returned null response.");
    }

    int status = response.getStatus();
    if (status == HttpURLConnection.HTTP_OK) {
        LOGD(TAG, "Server returned HTTP_OK, so new data is available.");
        mServerTimestamp = getLastModified(response);
        LOGD(TAG, "Server timestamp for new data is: " + mServerTimestamp);
        String body = response.getBodyAsString();
        if (TextUtils.isEmpty(body)) {
            LOGE(TAG, "Request for manifest returned empty data.");
            throw new IOException("Error fetching conference data manifest: no data.");
        }
        LOGD(TAG, "Manifest " + mManifestUrl + " read, contents: " + body);
        mBytesDownloaded += body.getBytes().length;
        return processManifest(body);
    } else if (status == HttpURLConnection.HTTP_NOT_MODIFIED) {
        // data on the server is not newer than our data
        LOGD(TAG, "HTTP_NOT_MODIFIED: data has not changed since " + refTimestamp);
        return null;
    } else {
        LOGE(TAG, "Error fetching conference data: HTTP status " + status + " and manifest " +
                mManifestUrl);
        throw new IOException("Error fetching conference data: HTTP status " + status);
    }
}
 

import com.turbomanage.httpclient.BasicHttpClient; //导入方法依赖的package包/类
/**
 * Fetches data from the remote server.
 *
 * @param refTimestamp The timestamp of the data to use as a reference; if the remote data
 *                     is not newer than this timestamp, no data will be downloaded and
 *                     this method will return null.
 *
 * @return The data downloaded, or null if there is no data to download
 * @throws java.io.IOException if an error occurred during download.
 */
public String[] fetchConferenceDataIfNewer(String refTimestamp) throws IOException {
    if (TextUtils.isEmpty(mManifestUrl)) {
        LOGW(TAG, "Manifest URL is empty (remote sync disabled!).");
        return null;
    }

    BasicHttpClient httpClient = new BasicHttpClient();
    httpClient.setRequestLogger(mQuietLogger);

    // Only download if data is newer than refTimestamp
    // Cloud Storage is very picky with the If-Modified-Since format. If it's in a wrong
    // format, it refuses to serve the file, returning 400 HTTP error. So, if the
    // refTimestamp is in a wrong format, we simply ignore it. But pay attention to this
    // warning in the log, because it might mean unnecessary data is being downloaded.
    if (!TextUtils.isEmpty(refTimestamp)) {
        if (TimeUtils.isValidFormatForIfModifiedSinceHeader(refTimestamp)) {
            httpClient.addHeader("If-Modified-Since", refTimestamp);
        } else {
            LOGW(TAG, "Could not set If-Modified-Since HTTP header. Potentially downloading " +
                    "unnecessary data. Invalid format of refTimestamp argument: "+refTimestamp);
        }
    }

    HttpResponse response = httpClient.get(mManifestUrl, null);
    if (response == null) {
        LOGE(TAG, "Request for manifest returned null response.");
        throw new IOException("Request for data manifest returned null response.");
    }

    int status = response.getStatus();
    if (status == HttpURLConnection.HTTP_OK) {
        LOGD(TAG, "Server returned HTTP_OK, so new data is available.");
        mServerTimestamp = getLastModified(response);
        LOGD(TAG, "Server timestamp for new data is: " + mServerTimestamp);
        String body = response.getBodyAsString();
        if (TextUtils.isEmpty(body)) {
            LOGE(TAG, "Request for manifest returned empty data.");
            throw new IOException("Error fetching conference data manifest: no data.");
        }
        LOGD(TAG, "Manifest "+mManifestUrl+" read, contents: " + body);
        mBytesDownloaded += body.getBytes().length;
        return processManifest(body);
    } else if (status == HttpURLConnection.HTTP_NOT_MODIFIED) {
        // data on the server is not newer than our data
        LOGD(TAG, "HTTP_NOT_MODIFIED: data has not changed since " + refTimestamp);
        return null;
    } else {
        LOGE(TAG, "Error fetching conference data: HTTP status " + status);
        throw new IOException("Error fetching conference data: HTTP status " + status);
    }
}