diff options
Diffstat (limited to 'src/de/danoeh/antennapod/service/download/AntennapodHttpClient.java')
-rw-r--r-- | src/de/danoeh/antennapod/service/download/AntennapodHttpClient.java | 95 |
1 files changed, 95 insertions, 0 deletions
diff --git a/src/de/danoeh/antennapod/service/download/AntennapodHttpClient.java b/src/de/danoeh/antennapod/service/download/AntennapodHttpClient.java new file mode 100644 index 000000000..7e1c9178a --- /dev/null +++ b/src/de/danoeh/antennapod/service/download/AntennapodHttpClient.java @@ -0,0 +1,95 @@ +package de.danoeh.antennapod.service.download; + +import android.util.Log; +import de.danoeh.antennapod.AppConfig; +import org.apache.http.client.HttpClient; +import org.apache.http.client.params.HttpClientParams; +import org.apache.http.conn.ClientConnectionManager; +import org.apache.http.conn.params.ConnManagerPNames; +import org.apache.http.conn.scheme.PlainSocketFactory; +import org.apache.http.conn.scheme.Scheme; +import org.apache.http.conn.scheme.SchemeRegistry; +import org.apache.http.conn.ssl.SSLSocketFactory; +import org.apache.http.impl.client.AbstractHttpClient; +import org.apache.http.impl.client.DefaultHttpClient; +import org.apache.http.impl.conn.tsccm.ThreadSafeClientConnManager; +import org.apache.http.params.BasicHttpParams; +import org.apache.http.params.CoreProtocolPNames; +import org.apache.http.params.HttpConnectionParams; +import org.apache.http.params.HttpParams; + +import java.util.concurrent.TimeUnit; + +/** + * Provides access to a HttpClient singleton. + */ +public class AntennapodHttpClient { + private static final String TAG = "AntennapodHttpClient"; + + public static final long EXPIRED_CONN_TIMEOUT_SEC = 30; + + public static final int MAX_REDIRECTS = 5; + public static final int CONNECTION_TIMEOUT = 30000; + public static final int SOCKET_TIMEOUT = 30000; + + public static final int MAX_CONNECTIONS = 6; + + + private static volatile HttpClient httpClient = null; + + /** + * Returns the HttpClient singleton. + */ + public static synchronized HttpClient getHttpClient() { + if (httpClient == null) { + if (AppConfig.DEBUG) Log.d(TAG, "Creating new instance of HTTP client"); + + HttpParams params = new BasicHttpParams(); + params.setParameter(CoreProtocolPNames.USER_AGENT, AppConfig.USER_AGENT); + params.setIntParameter("http.protocol.max-redirects", MAX_REDIRECTS); + params.setBooleanParameter("http.protocol.reject-relative-redirect", + false); + HttpConnectionParams.setSoTimeout(params, SOCKET_TIMEOUT); + HttpConnectionParams.setConnectionTimeout(params, CONNECTION_TIMEOUT); + HttpClientParams.setRedirecting(params, true); + + httpClient = new DefaultHttpClient(createClientConnectionManager(), params); + // Workaround for broken URLs in redirection + ((AbstractHttpClient) httpClient) + .setRedirectHandler(new APRedirectHandler()); + } + return httpClient; + } + + /** + * Closes expired connections. This method should be called by the using class once has finished its work with + * the HTTP client. + */ + public static synchronized void cleanup() { + if (httpClient != null) { + httpClient.getConnectionManager().closeExpiredConnections(); + httpClient.getConnectionManager().closeIdleConnections(EXPIRED_CONN_TIMEOUT_SEC, TimeUnit.SECONDS); + } + } + + + private static ClientConnectionManager createClientConnectionManager() { + HttpParams params = new BasicHttpParams(); + params.setIntParameter(ConnManagerPNames.MAX_TOTAL_CONNECTIONS, MAX_CONNECTIONS); + return new ThreadSafeClientConnManager(params, prepareSchemeRegistry()); + } + + private static SchemeRegistry prepareSchemeRegistry() { + SchemeRegistry sr = new SchemeRegistry(); + + Scheme http = new Scheme("http", + PlainSocketFactory.getSocketFactory(), 80); + sr.register(http); + Scheme https = new Scheme("https", + SSLSocketFactory.getSocketFactory(), 443); + sr.register(https); + + return sr; + } + +} |