public final static void main(final String[] args) throws Exception {
        final PoolingHttpClientConnectionManager cm = PoolingHttpClientConnectionManagerBuilder.create()
                .setConnectionConfigResolver(route -> {
                    // Use different settings for all secure (TLS) connections
                    if (route.isSecure()) {
                        return ConnectionConfig.custom()
                                .setConnectTimeout(Timeout.ofMinutes(2))
                                .setSocketTimeout(Timeout.ofMinutes(2))
                                .setValidateAfterInactivity(TimeValue.ofMinutes(1))
                                .setTimeToLive(TimeValue.ofHours(1))
                                .build();
                    }
                    return ConnectionConfig.custom()
                            .setConnectTimeout(Timeout.ofMinutes(1))
                            .setSocketTimeout(Timeout.ofMinutes(1))
                            .setValidateAfterInactivity(TimeValue.ofSeconds(15))
                            .setTimeToLive(TimeValue.ofMinutes(15))
                            .build();
                })
                .setTlsConfigResolver(host -> {
                    // Use different settings for specific hosts
                    if (host.getSchemeName().equalsIgnoreCase("httpbin.org")) {
                        return TlsConfig.custom()
                                .setSupportedProtocols(TLS.V_1_3)
                                .setHandshakeTimeout(Timeout.ofSeconds(10))
                                .build();
                    }
                    return TlsConfig.DEFAULT;
                })
                .build();
        try (CloseableHttpClient httpclient = HttpClients.custom()
                .setConnectionManager(cm)
                .build()) {

            for (final URIScheme uriScheme : URIScheme.values()) {
                final ClassicHttpRequest request = ClassicRequestBuilder.get()
                        .setHttpHost(new HttpHost(uriScheme.id, "httpbin.org"))
                        .setPath("/headers")
                        .build();
                System.out.println("Executing request " + request);
                httpclient.execute(request, response -> {
                    System.out.println("----------------------------------------");
                    System.out.println(request + "->" + new StatusLine(response));
                    EntityUtils.consume(response.getEntity());
                    return null;
                });
            }
        }
    }
This example demonstrates how to use connection configuration on a per-route or a per-host
basis.
httpclient5/src/test/java/org/apache/hc/client5/http/examples/ClientConnectionConfig.java