下面列出了org.apache.http.conn.params.ConnManagerParams#setMaxTotalConnections ( ) 实例代码，或者点击链接到github查看源代码，也可以在右侧发表评论。
private HttpParams createHttpParams() {
HttpParams params = new BasicHttpParams();
HttpProtocolParams.setVersion(params, HttpVersion.HTTP_1_1);
HttpProtocolParams.setContentCharset(params, "UTF-8");
HttpProtocolParams.setUseExpectContinue(params, false);
ConnManagerParams.setMaxConnectionsPerRoute(params, new ConnPerRouteBean(3));
ConnManagerParams.setMaxTotalConnections(params, 3);
ConnManagerParams.setTimeout(params, 1000);
HttpConnectionParams.setConnectionTimeout(params, 30000);
HttpConnectionParams.setSoTimeout(params, 30000);
HttpConnectionParams.setStaleCheckingEnabled(params, false);
HttpConnectionParams.setTcpNoDelay(params, true);
HttpConnectionParams.setSocketBufferSize(params, 8192);
HttpClientParams.setRedirecting(params, false);
return params;
}
public static HttpClient get() {
HttpParams httpParams = new BasicHttpParams();
ConnManagerParams.setTimeout(httpParams, 3000);
ConnManagerParams.setMaxConnectionsPerRoute(httpParams, new ConnPerRouteBean(30));
ConnManagerParams.setMaxTotalConnections(httpParams, 30);
HttpClientParams.setRedirecting(httpParams, true);
HttpProtocolParams.setUseExpectContinue(httpParams, true);
HttpConnectionParams.setStaleCheckingEnabled(httpParams, false);
HttpConnectionParams.setSoTimeout(httpParams, 2000);
HttpConnectionParams.setConnectionTimeout(httpParams, 2000);
HttpConnectionParams.setTcpNoDelay(httpParams, true);
HttpConnectionParams.setSocketBufferSize(httpParams, 8192);
SchemeRegistry schemeRegistry = new SchemeRegistry();
schemeRegistry.register(new Scheme(IDataSource.SCHEME_HTTP_TAG, PlainSocketFactory.getSocketFactory(), 80));
try {
KeyStore trustStore = KeyStore.getInstance(KeyStore.getDefaultType());
trustStore.load(null, null);
SSLSocketFactory sf = new MySSLSocketFactory(trustStore);
sf.setHostnameVerifier(SSLSocketFactory.ALLOW_ALL_HOSTNAME_VERIFIER);
schemeRegistry.register(new Scheme(IDataSource.SCHEME_HTTPS_TAG, sf, 443));
} catch (Exception ex) {
ex.printStackTrace();
}
return new DefaultHttpClient(new ThreadSafeClientConnManager(httpParams, schemeRegistry), httpParams);
}
/**
* Returns the one <code>WebServiceUtil</code> instance
* @return the one <code>WebServiceUtil</code> instance
*/
public static WebServiceUtil getInstance() {
// This needs to be here instead of in the constructor because
// it uses classes that are in the AndroidSDK and thus would
// cause Stub! errors when running the component descriptor.
synchronized(httpClientSynchronizer) {
if (httpClient == null) {
SchemeRegistry schemeRegistry = new SchemeRegistry();
schemeRegistry.register(new Scheme("http", PlainSocketFactory.getSocketFactory(), 80));
schemeRegistry.register(new Scheme("https", SSLSocketFactory.getSocketFactory(), 443));
BasicHttpParams params = new BasicHttpParams();
HttpConnectionParams.setConnectionTimeout(params, 20 * 1000);
HttpConnectionParams.setSoTimeout(params, 20 * 1000);
ConnManagerParams.setMaxTotalConnections(params, 20);
ThreadSafeClientConnManager manager = new ThreadSafeClientConnManager(params,
schemeRegistry);
WebServiceUtil.httpClient = new DefaultHttpClient(manager, params);
}
}
return INSTANCE;
}
private DefaultHttpClient createHttpClient() {
HttpParams params = new BasicHttpParams();
HttpProtocolParams.setVersion(params, HttpVersion.HTTP_1_1);
HttpProtocolParams.setContentCharset(params,
HTTP.DEFAULT_CONTENT_CHARSET);
HttpProtocolParams.setUseExpectContinue(params, true);
HttpConnectionParams.setConnectionTimeout(params,
CONNETED_TIMEOUT * 1000);
HttpConnectionParams.setSoTimeout(params, CONNETED_TIMEOUT * 1000);
HttpConnectionParams.setSocketBufferSize(params, 8192);
ConnManagerParams.setMaxTotalConnections(params, 4);
SchemeRegistry schReg = new SchemeRegistry();
schReg.register(new Scheme("http", PlainSocketFactory
.getSocketFactory(), 80));
schReg.register(new Scheme("https",
SSLSocketFactory.getSocketFactory(), 443));
ClientConnectionManager connMgr = new ThreadSafeClientConnManager(
params, schReg);
return new DefaultHttpClient(connMgr, params);
}
private static HttpParams createHttpParams() {
final HttpParams params = new BasicHttpParams();
// 设置是否启用旧连接检查，默认是开启的。关闭这个旧连接检查可以提高一点点性能，但是增加了I/O错误的风险（当服务端关闭连接时）。
// 开启这个选项则在每次使用老的连接之前都会检查连接是否可用，这个耗时大概在15-30ms之间
HttpConnectionParams.setStaleCheckingEnabled(params, false);
HttpConnectionParams.setConnectionTimeout(params, TIMEOUT);// 设置链接超时时间
HttpConnectionParams.setSoTimeout(params, TIMEOUT);// 设置socket超时时间
HttpConnectionParams.setSocketBufferSize(params, SOCKET_BUFFER_SIZE);// 设置缓存大小
HttpConnectionParams.setTcpNoDelay(params, true);// 是否不使用延迟发送(true为不延迟)
HttpProtocolParams.setVersion(params, HttpVersion.HTTP_1_1); // 设置协议版本
HttpProtocolParams.setUseExpectContinue(params, true);// 设置异常处理机制
HttpProtocolParams.setContentCharset(params, HTTP.UTF_8);// 设置编码
HttpClientParams.setRedirecting(params, false);// 设置是否采用重定向
ConnManagerParams.setTimeout(params, TIMEOUT);// 设置超时
ConnManagerParams.setMaxConnectionsPerRoute(params, new ConnPerRouteBean(MAX_CONNECTIONS));// 多线程最大连接数
ConnManagerParams.setMaxTotalConnections(params, 10); // 多线程总连接数
return params;
}
public AsyncHttpClient(SchemeRegistry schemeregistry)
{
a = 10;
b = 10000;
h = true;
BasicHttpParams basichttpparams = new BasicHttpParams();
ConnManagerParams.setTimeout(basichttpparams, b);
ConnManagerParams.setMaxConnectionsPerRoute(basichttpparams, new ConnPerRouteBean(a));
ConnManagerParams.setMaxTotalConnections(basichttpparams, 10);
HttpConnectionParams.setSoTimeout(basichttpparams, b);
HttpConnectionParams.setConnectionTimeout(basichttpparams, b);
HttpConnectionParams.setTcpNoDelay(basichttpparams, true);
HttpConnectionParams.setSocketBufferSize(basichttpparams, 8192);
HttpProtocolParams.setVersion(basichttpparams, HttpVersion.HTTP_1_1);
ThreadSafeClientConnManager threadsafeclientconnmanager = new ThreadSafeClientConnManager(basichttpparams, schemeregistry);
e = getDefaultThreadPool();
f = new WeakHashMap();
g = new HashMap();
d = new SyncBasicHttpContext(new BasicHttpContext());
c = new DefaultHttpClient(threadsafeclientconnmanager, basichttpparams);
c.addRequestInterceptor(new a(this));
c.addResponseInterceptor(new b(this));
c.addRequestInterceptor(new c(this), 0);
c.setHttpRequestRetryHandler(new z(5, 1500));
}
private static HttpParams createHttpParams() {
final HttpParams params = new BasicHttpParams();
// 设置是否启用旧连接检查，默认是开启的。关闭这个旧连接检查可以提高一点点性能，但是增加了I/O错误的风险（当服务端关闭连接时）。
// 开启这个选项则在每次使用老的连接之前都会检查连接是否可用，这个耗时大概在15-30ms之间
HttpConnectionParams.setStaleCheckingEnabled(params, false);
HttpConnectionParams.setConnectionTimeout(params, TIMEOUT);// 设置链接超时时间
HttpConnectionParams.setSoTimeout(params, TIMEOUT);// 设置socket超时时间
HttpConnectionParams.setSocketBufferSize(params, SOCKET_BUFFER_SIZE);// 设置缓存大小
HttpConnectionParams.setTcpNoDelay(params, true);// 是否不使用延迟发送(true为不延迟)
HttpProtocolParams.setVersion(params, HttpVersion.HTTP_1_1); // 设置协议版本
HttpProtocolParams.setUseExpectContinue(params, true);// 设置异常处理机制
HttpProtocolParams.setContentCharset(params, HTTP.UTF_8);// 设置编码
HttpClientParams.setRedirecting(params, false);// 设置是否采用重定向
ConnManagerParams.setTimeout(params, TIMEOUT);// 设置超时
ConnManagerParams.setMaxConnectionsPerRoute(params, new ConnPerRouteBean(MAX_CONNECTIONS));// 多线程最大连接数
ConnManagerParams.setMaxTotalConnections(params, 10); // 多线程总连接数
return params;
}
public static HttpClient generateHttpClient(final int maxTotalConnections,
final int maxTotalConnectionsPerRoute, int connTimeout) {
HttpParams params = new BasicHttpParams();
ConnManagerParams.setMaxTotalConnections(params, maxTotalConnections);
ConnManagerParams.setMaxConnectionsPerRoute(params, new ConnPerRoute() {
@Override
public int getMaxForRoute(HttpRoute route) {
return maxTotalConnectionsPerRoute;
}
});
HttpConnectionParams
.setConnectionTimeout(params, connTimeout);
SchemeRegistry schemeRegistry = new SchemeRegistry();
schemeRegistry.register(
new Scheme("http", PlainSocketFactory.getSocketFactory(), 80));
SSLSocketFactory sslSocketFactory = SSLSocketFactory.getSocketFactory();
sslSocketFactory.setHostnameVerifier(SSLSocketFactory.
ALLOW_ALL_HOSTNAME_VERIFIER);
schemeRegistry.register(new Scheme("https", sslSocketFactory, 443));
ClientConnectionManager conMgr = new ThreadSafeClientConnManager(params,
schemeRegistry);
return new DefaultHttpClient(conMgr, params);
}
public static HttpClient generateHttpClient(final int maxTotalConnections,
final int maxTotalConnectionsPerRoute, int connTimeout) {
HttpParams params = new BasicHttpParams();
ConnManagerParams.setMaxTotalConnections(params, maxTotalConnections);
ConnManagerParams.setMaxConnectionsPerRoute(params, new ConnPerRoute() {
@Override
public int getMaxForRoute(HttpRoute route) {
return maxTotalConnectionsPerRoute;
}
});
HttpConnectionParams
.setConnectionTimeout(params, connTimeout);
SchemeRegistry schemeRegistry = new SchemeRegistry();
schemeRegistry.register(
new Scheme("http", PlainSocketFactory.getSocketFactory(), 80));
SSLSocketFactory sslSocketFactory = SSLSocketFactory.getSocketFactory();
sslSocketFactory.setHostnameVerifier(SSLSocketFactory.ALLOW_ALL_HOSTNAME_VERIFIER);
schemeRegistry.register(new Scheme("https", sslSocketFactory, 443));
ClientConnectionManager conMgr = new ThreadSafeClientConnManager(params, schemeRegistry);
return new DefaultHttpClient(conMgr, params);
}
public static HttpClient generateHttpClient(final int maxTotalConnections,
final int maxTotalConnectionsPerRoute, int connTimeout) {
HttpParams params = new BasicHttpParams();
ConnManagerParams.setMaxTotalConnections(params, maxTotalConnections);
ConnManagerParams.setMaxConnectionsPerRoute(params, new ConnPerRoute() {
@Override
public int getMaxForRoute(HttpRoute route) {
return maxTotalConnectionsPerRoute;
}
});
HttpConnectionParams
.setConnectionTimeout(params, connTimeout);
SchemeRegistry schemeRegistry = new SchemeRegistry();
schemeRegistry.register(
new Scheme("http", PlainSocketFactory.getSocketFactory(), 80));
SSLSocketFactory sslSocketFactory = SSLSocketFactory.getSocketFactory();
sslSocketFactory.setHostnameVerifier(SSLSocketFactory.ALLOW_ALL_HOSTNAME_VERIFIER);
schemeRegistry.register(new Scheme("https", sslSocketFactory, 443));
ClientConnectionManager conMgr = new ThreadSafeClientConnManager(params, schemeRegistry);
return new DefaultHttpClient(conMgr, params);
}
private static final HttpParams createHttpParams() {
final HttpParams params = new BasicHttpParams();
HttpProtocolParams.setUseExpectContinue(params, false);
HttpProtocolParams.setContentCharset(params, HTTP.UTF_8);
HttpProtocolParams.setVersion(params, HttpVersion.HTTP_1_1);
ConnManagerParams.setTimeout(params, NetworkHelper.SOCKET_TIMEOUT_MS);
HttpConnectionParams.setConnectionTimeout(params,
NetworkHelper.CONNECTION_TIMEOUT_MS);
HttpConnectionParams.setSoTimeout(params,
NetworkHelper.SOCKET_TIMEOUT_MS);
ConnManagerParams.setMaxConnectionsPerRoute(params,
new ConnPerRouteBean(NetworkHelper.MAX_TOTAL_CONNECTIONS));
ConnManagerParams.setMaxTotalConnections(params,
NetworkHelper.MAX_TOTAL_CONNECTIONS);
HttpConnectionParams.setStaleCheckingEnabled(params, false);
HttpConnectionParams.setTcpNoDelay(params, true);
HttpConnectionParams.setSocketBufferSize(params,
NetworkHelper.SOCKET_BUFFER_SIZE);
HttpClientParams.setRedirecting(params, false);
HttpProtocolParams.setUserAgent(params, "FanFou for Android/"
+ AppContext.appVersionName);
return params;
}
/**
* Replicates default connection and protocol parameters used within
* {@link ApacheHttpTransport#newDefaultHttpClient()} with one exception:
*
* Stale checking is enabled.
*/
HttpParams newDefaultHttpParams() {
HttpParams params = new BasicHttpParams();
HttpConnectionParams.setStaleCheckingEnabled(params, true);
HttpConnectionParams.setSocketBufferSize(params, 8192);
ConnManagerParams.setMaxTotalConnections(params, 200);
ConnManagerParams.setMaxConnectionsPerRoute(params, new ConnPerRouteBean(200));
return params;
}
/** Returns a new instance of the default HTTP parameters we use. */
static HttpParams newDefaultHttpParams() {
HttpParams params = new BasicHttpParams();
// Turn off stale checking. Our connections break all the time anyway,
// and it's not worth it to pay the penalty of checking every time.
HttpConnectionParams.setStaleCheckingEnabled(params, false);
HttpConnectionParams.setSocketBufferSize(params, 8192);
ConnManagerParams.setMaxTotalConnections(params, 200);
ConnManagerParams.setMaxConnectionsPerRoute(params, new ConnPerRouteBean(20));
return params;
}
/**
* initialize HttpParams , initialize settings such as total connextions,timeout ...
*/
private BasicHttpParams createHttpParams() {
BasicHttpParams params = new BasicHttpParams();
ConnManagerParams.setTimeout(params, DEFAULT_TIMEOUT);
ConnManagerParams.setMaxConnectionsPerRoute(params, new ConnPerRouteBean(DEFAULT_MAX_CONN_PER_ROUT));
ConnManagerParams.setMaxTotalConnections(params, DEFAULT_MAX_CONN_TOTAL);
HttpConnectionParams.setTcpNoDelay(params, TCP_NO_DELAY);
HttpConnectionParams.setConnectionTimeout(params, DEFAULT_TIMEOUT);
HttpConnectionParams.setSoTimeout(params, DEFAULT_TIMEOUT);
HttpConnectionParams.setSocketBufferSize(params, DEFAULT_BUFFER_SIZE);
HttpProtocolParams.setVersion(params, HttpVersion.HTTP_1_1);
HttpProtocolParams.setUserAgent(params, userAgent);
// settingOthers(params);
return params;
}
private static HttpClient generateHttpClient() {
HttpParams params = new BasicHttpParams();
ConnManagerParams.setMaxTotalConnections(params, 1);
HttpConnectionParams
.setConnectionTimeout(params, (int) CommonConstants.DEFAULT_CLIENT_CONN_TIMEOUT);
SchemeRegistry schemeRegistry = new SchemeRegistry();
schemeRegistry.register(
new Scheme("http", PlainSocketFactory.getSocketFactory(), 80));
SSLSocketFactory sslSocketFactory = SSLSocketFactory.getSocketFactory();
sslSocketFactory.setHostnameVerifier(SSLSocketFactory.ALLOW_ALL_HOSTNAME_VERIFIER);
schemeRegistry.register(new Scheme("https", sslSocketFactory, 443));
ClientConnectionManager conMgr = new ThreadSafeClientConnManager(params, schemeRegistry);
return new DefaultHttpClient(conMgr, params);
}
private static HttpClient generateHttpClient() {
HttpParams params = new BasicHttpParams();
ConnManagerParams.setMaxTotalConnections(params, 1);
HttpConnectionParams
.setConnectionTimeout(params, (int) CommonConstants.DEFAULT_CLIENT_CONN_TIMEOUT);
SchemeRegistry schemeRegistry = new SchemeRegistry();
schemeRegistry.register(
new Scheme("http", PlainSocketFactory.getSocketFactory(), 80));
SSLSocketFactory sslSocketFactory = SSLSocketFactory.getSocketFactory();
sslSocketFactory.setHostnameVerifier(SSLSocketFactory.ALLOW_ALL_HOSTNAME_VERIFIER);
schemeRegistry.register(new Scheme("https", sslSocketFactory, 443));
ClientConnectionManager conMgr = new ThreadSafeClientConnManager(params, schemeRegistry);
return new DefaultHttpClient(conMgr, params);
}
public static HttpClient createHttpClient(Context context) {
try {
SchemeRegistry registry = new SchemeRegistry();
SocketFactory socketFactory = createSecureSocketFactory();
registry.register(new Scheme("http", PlainSocketFactory
.getSocketFactory(), 80));
registry.register(new Scheme("https", socketFactory, 443));
HttpParams connManagerParams = new BasicHttpParams();
ConnManagerParams.setMaxTotalConnections(connManagerParams, 20);
ConnManagerParams.setMaxConnectionsPerRoute(connManagerParams,
new ConnPerRouteBean(20));
ClientConnectionManager ccm = new ThreadSafeClientConnManager(
connManagerParams, registry);
DefaultHttpClient client = new DefaultHttpClient(ccm, null);
client.setHttpRequestRetryHandler(new DefaultHttpRequestRetryHandler(
0, true));
return client;
} catch (Exception e) {
throw new RuntimeException(e);
}
}
public StreamClientImpl(StreamClientConfigurationImpl configuration) throws InitializationException {
this.configuration = configuration;
ConnManagerParams.setMaxTotalConnections(globalParams, getConfiguration().getMaxTotalConnections());
HttpConnectionParams.setConnectionTimeout(globalParams,
getConfiguration().getConnectionTimeoutSeconds() * 1000);
HttpConnectionParams.setSoTimeout(globalParams, getConfiguration().getDataReadTimeoutSeconds() * 1000);
HttpProtocolParams.setContentCharset(globalParams, getConfiguration().getContentCharset());
if (getConfiguration().getSocketBufferSize() != -1) {
// Android configuration will set this to 8192 as its httpclient is based
// on a random pre 4.0.1 snapshot whose BasicHttpParams do not set a default value for socket buffer size.
// This will also avoid OOM on the HTC Thunderbolt where default size is 2Mb (!):
// http://stackoverflow.com/questions/5358014/android-httpclient-oom-on-4g-lte-htc-thunderbolt
HttpConnectionParams.setSocketBufferSize(globalParams, getConfiguration().getSocketBufferSize());
}
HttpConnectionParams.setStaleCheckingEnabled(globalParams, getConfiguration().getStaleCheckingEnabled());
// This is a pretty stupid API... https://issues.apache.org/jira/browse/HTTPCLIENT-805
SchemeRegistry registry = new SchemeRegistry();
registry.register(new Scheme("http", 80, PlainSocketFactory.getSocketFactory())); // The 80 here is... useless
clientConnectionManager = new ThreadSafeClientConnManager(globalParams, registry);
httpClient = new DefaultHttpClient(clientConnectionManager, globalParams);
if (getConfiguration().getRequestRetryCount() != -1) {
httpClient.setHttpRequestRetryHandler(
new DefaultHttpRequestRetryHandler(getConfiguration().getRequestRetryCount(), false));
}
/*
* // TODO: Ugh! And it turns out that by default it doesn't even use persistent connections properly!
*
* @Override
* protected ConnectionReuseStrategy createConnectionReuseStrategy() {
* return new NoConnectionReuseStrategy();
* }
*
* @Override
* protected ConnectionKeepAliveStrategy createConnectionKeepAliveStrategy() {
* return new ConnectionKeepAliveStrategy() {
* public long getKeepAliveDuration(HttpResponse httpResponse, HttpContext httpContext) {
* return 0;
* }
* };
* }
* httpClient.removeRequestInterceptorByClass(RequestConnControl.class);
*/
}