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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;
}
}
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