ok2c questions

ok2c answers

• org.apache.http.ConnectionClosedException: Connection closed - PoolingNHttpClientConnectionManager
• Using HttpAsyncClients: keep connection alive for long time
• Why does me use HttpClients.createDefault() as HttpClient singleton instance execute third request always hang
• Faster detection of interrupted connections during PUT operation with Apache 'HttpClient'
• java httpclient 4.x performance guide to resolve issue
• How to set Spring HttpComponentsClientHttpRequestFactory with Apache httpcomponent5?
• should connectionmanager really do the shutdown?
• How do I add Content-Length header to HttpPost within Apache HttpComponents?
• How to ignore SSL certificate errors in Apache HttpComponents HttpClient 5.1
• Maven embedded deploy not working with org.apache.httpcomponents.httpclient version 4.4