Args.notNull(requestExecutor, "HTTP request executor");
Args.notNull(connManager, "Client connection manager");
Args.notNull(reuseStrategy, "Connection reuse strategy");
Args.notNull(keepAliveStrategy, "Connection keep alive strategy");
this.httpProcessor = new ImmutableHttpProcessor(new HttpRequestInterceptor[] {
new RequestContent(),
new RequestTargetHost(),
new RequestClientConnControl(),
new RequestUserAgent(VersionInfo.getUserAgent(
"Apache-HttpClient", "org.apache.http.client", getClass())),
} );