Example usage for org.apache.http.impl.client HttpClientBuilder setMaxConnTotal

Introduction

In this page you can find the example usage for org.apache.http.impl.client HttpClientBuilder setMaxConnTotal.

Prototype

public final HttpClientBuilder setMaxConnTotal(final int maxConnTotal) 

Source Link

Document

Assigns maximum total connection value.

Usage

From source file:com.norconex.collector.http.client.impl.GenericHttpClientFactory.java

@Override
public HttpClient createHTTPClient(String userAgent) {
    HttpClientBuilder builder = HttpClientBuilder.create();
    builder.setSslcontext(createSSLContext());
    builder.setSchemePortResolver(createSchemePortResolver());
    builder.setDefaultRequestConfig(createRequestConfig());
    builder.setProxy(createProxy());//  w  w w .j  a  v  a 2s . c o  m
    builder.setDefaultCredentialsProvider(createCredentialsProvider());
    builder.setDefaultConnectionConfig(createConnectionConfig());
    builder.setUserAgent(userAgent);
    builder.setMaxConnTotal(maxConnections);
    //builder.setMaxConnPerRoute(maxConnPerRoute)
    buildCustomHttpClient(builder);

    //TODO Put in place a more permanent solution to the following
    //Fix GitHub #17 start
    RedirectStrategy strategy = createRedirectStrategy();
    if (strategy == null) {
        strategy = LaxRedirectStrategy.INSTANCE;
    }
    builder.setRedirectStrategy(new TargetURLRedirectStrategy(strategy));
    //Fix end

    HttpClient httpClient = builder.build();
    if (AUTH_METHOD_FORM.equalsIgnoreCase(authMethod)) {
        authenticateUsingForm(httpClient);
    }
    return httpClient;
}

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From source file:org.apache.hadoop.gateway.dispatch.DefaultHttpClientFactory.java

@Override
public HttpClient createHttpClient(FilterConfig filterConfig) {
    HttpClientBuilder builder = null;
    GatewayConfig gatewayConfig = (GatewayConfig) filterConfig.getServletContext()
            .getAttribute(GatewayConfig.GATEWAY_CONFIG_ATTRIBUTE);
    if (gatewayConfig != null && gatewayConfig.isMetricsEnabled()) {
        GatewayServices services = (GatewayServices) filterConfig.getServletContext()
                .getAttribute(GatewayServices.GATEWAY_SERVICES_ATTRIBUTE);
        MetricsService metricsService = services.getService(GatewayServices.METRICS_SERVICE);
        builder = metricsService.getInstrumented(HttpClientBuilder.class);
    } else {//from ww  w .  j a va 2  s  .c o m
        builder = HttpClients.custom();
    }
    if ("true".equals(System.getProperty(GatewayConfig.HADOOP_KERBEROS_SECURED))) {
        CredentialsProvider credentialsProvider = new BasicCredentialsProvider();
        credentialsProvider.setCredentials(AuthScope.ANY, new UseJaasCredentials());

        Registry<AuthSchemeProvider> authSchemeRegistry = RegistryBuilder.<AuthSchemeProvider>create()
                .register(AuthSchemes.SPNEGO, new KnoxSpnegoAuthSchemeFactory(true)).build();

        builder = builder.setDefaultAuthSchemeRegistry(authSchemeRegistry)
                .setDefaultCookieStore(new HadoopAuthCookieStore())
                .setDefaultCredentialsProvider(credentialsProvider);
    } else {
        builder = builder.setDefaultCookieStore(new NoCookieStore());
    }

    builder.setKeepAliveStrategy(DefaultConnectionKeepAliveStrategy.INSTANCE);
    builder.setConnectionReuseStrategy(DefaultConnectionReuseStrategy.INSTANCE);
    builder.setRedirectStrategy(new NeverRedirectStrategy());
    builder.setRetryHandler(new NeverRetryHandler());

    int maxConnections = getMaxConnections(filterConfig);
    builder.setMaxConnTotal(maxConnections);
    builder.setMaxConnPerRoute(maxConnections);

    builder.setDefaultRequestConfig(getRequestConfig(filterConfig));

    HttpClient client = builder.build();
    return client;
}

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