异步构建httpclient

 package com.yohoufo.common.utils;
 
+import lombok.extern.slf4j.Slf4j;
 import org.apache.http.HttpStatus;
 import org.apache.http.NameValuePair;
 import org.apache.http.client.config.RequestConfig;
@@ -34,7 +35,9 @@ import java.security.cert.X509Certificate;
 import java.util.ArrayList;
 import java.util.List;
 import java.util.Map;
+import java.util.Objects;
 
+@Slf4j
 @Component
 public class HttpClient {
     private Logger logger = LoggerFactory.getLogger(getClass());
@@ -49,10 +52,27 @@ public class HttpClient {
     //默认并发数
     private final int defaultMaxPerRoute = 10;
 
-	protected CloseableHttpClient httpClient;
+    private CloseableHttpClient httpClient;
 
     @PostConstruct
-	public void init() throws Exception{
+    public void init() {
+        new Thread(() -> {
+            while (Objects.isNull(httpClient)) {
+                try {
+                    httpClient = this.buildHttpClient();
+                } catch (Exception e) {
+                    log.warn("build http client fail {}", e.getMessage());
+                }
+                try {
+                    Thread.sleep(3 * 1000);
+                } catch (InterruptedException e) {
+
+                }
+            }
+        }, "http-client-builder").start();
+    }
+
+    public CloseableHttpClient buildHttpClient() throws Exception {
         HttpClientBuilder b = HttpClientBuilder.create();
 
         // setup a Trust Strategy that allows all certificates.
@@ -80,7 +100,7 @@ public class HttpClient {
         SSLConnectionSocketFactory sslSocketFactory = new SSLConnectionSocketFactory(
                 sslContext, hostnameVerifier);
         Registry<ConnectionSocketFactory> socketFactoryRegistry = RegistryBuilder
-				.<ConnectionSocketFactory> create()
+                .<ConnectionSocketFactory>create()
                 .register("http",
                         PlainConnectionSocketFactory.getSocketFactory())
                 .register("https", sslSocketFactory).build();
@@ -103,16 +123,17 @@ public class HttpClient {
 
         // finally, build the HttpClient;
         // -- done!
-		httpClient = b.build();
+        return b.build();
     }
 
     public void destroy() {
-		if(httpClient != null)
+        if (httpClient != null)
             httpClient.getConnectionManager().shutdown();
     }
 
     /**
      * Get请求
+     *
      * @param url
      * @return
      * @throws Exception
@@ -124,6 +145,7 @@ public class HttpClient {
 
     /**
      * Post请求
+     *
      * @param url
      * @param body
      * @return
@@ -138,6 +160,7 @@ public class HttpClient {
 
     /**
      * 提交form-data
+     *
      * @param url
      * @param formDataMap
      * @return
@@ -146,9 +169,9 @@ public class HttpClient {
     public String postFormData(String url, Map<String, String> formDataMap) throws Exception {
         HttpPost httpPost = new HttpPost(url);
         //httpPost.addHeader("Content-Type", "multipart/form-data;charset=UTF-8");
-		List <NameValuePair> nvps = new ArrayList <NameValuePair>();
-		if(formDataMap != null) {
-			for(Map.Entry<String, String> data : formDataMap.entrySet()) {
+        List<NameValuePair> nvps = new ArrayList<NameValuePair>();
+        if (formDataMap != null) {
+            for (Map.Entry<String, String> data : formDataMap.entrySet()) {
                 nvps.add(new BasicNameValuePair(data.getKey(), data.getValue()));
             }
         }
@@ -158,6 +181,7 @@ public class HttpClient {
 
     /**
      * http发送请求
+     *
      * @param httpRequest
      * @return
      * @throws Exception
@@ -173,8 +197,7 @@ public class HttpClient {
             }
 
             return EntityUtils.toString(response.getEntity(), "UTF-8");
-		}
-		finally {
+        } finally {
             if (response != null) {
                 try {
                     response.close();
@@ -182,7 +205,7 @@ public class HttpClient {
                     logger.error("pay httpclient resp close failed: {}", e.getMessage());
                 }
             }
-	        if(httpRequest != null) {
+            if (httpRequest != null) {
                 try {
                     httpRequest.abort();
                 } catch (Exception e) {

@@ -9,6 +9,7 @@ import org.apache.http.conn.socket.ConnectionSocketFactory;
 import org.apache.http.conn.socket.PlainConnectionSocketFactory;
 import org.apache.http.conn.ssl.NoopHostnameVerifier;
 import org.apache.http.conn.ssl.SSLConnectionSocketFactory;
+import org.apache.http.impl.client.CloseableHttpClient;
 import org.apache.http.impl.client.HttpClientBuilder;
 import org.apache.http.impl.conn.PoolingHttpClientConnectionManager;
 import org.apache.http.ssl.SSLContextBuilder;
@@ -33,8 +34,7 @@ public abstract class HttpSslClientAbstract extends HttpClient {
 	
 
 	@Override
-	@PostConstruct
-	public void init() throws Exception {
+	public CloseableHttpClient buildHttpClient() throws Exception {
 		HttpClientBuilder b = HttpClientBuilder.create();
 
 		// setup a Trust Strategy that allows all certificates.
@@ -82,7 +82,7 @@ public abstract class HttpSslClientAbstract extends HttpClient {
 
 		// finally, buildSellerBo the HttpClient;
 		// -- done!
-		httpClient = b.build();
+		return b.build();
 	}
 
 	private void loadKeyMaterial(SSLContextBuilder sslContextBuilder) throws Exception {