如何把命令 

curl -k -X GET -H "Accept: Application/json" -H "Content-Type: application/json" -u username:password https://someURL/api/cusa/customer/v1/85267198615

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转换为 java 程序发送 ？

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红色部分为关键代码

先用 url 构造一个 HttpGet , 然后加两个 header , 注意大小写， username 和 password 要用蓝字部分的代码加到 header 里面

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参考文章

https://stackoverflow.com/questions/19797601/apache-http-basicscheme-authenticate-deprecated

search 关键字

addHeader(BasicScheme.authenticate

java httpget authen

java httpget set parameters

  public String authenticate(String strRequest) {

        CloseableHttpResponse httpResponse= null;
        CloseableHttpClient httpClient= null;
        JSONObject requestJson= null;

try {

            requestJson= new JSONObject(strRequest);

if (Utility.validateMsisdn(requestJson.getString("b_party")) == false) {
                requestJson.put("status", ServiceAuthentication.Incomplete_Msisdn);
return requestJson.toString();
            }

            PoolingHttpClientConnectionManager cm= new PoolingHttpClientConnectionManager();
            cm.setMaxTotal(200);
            cm.setDefaultMaxPerRoute(20);

            RequestConfig defaultRequestConfig= RequestConfig.custom()
                    .setSocketTimeout(Configuration.get("service.timeout.socket", 20000))
                    .setConnectTimeout(Configuration.get("service.timeout.connect", 20000))
                    .setConnectionRequestTimeout(Configuration.get("service.timeout.connectrequest", 20000)).build();

            JSONObject responseJson= new JSONObject();
            ContentBasedRetryStrategy retryStrategy= new ContentBasedRetryStrategy();
            httpClient= HttpClients.custom().setServiceUnavailableRetryStrategy(retryStrategy)
                    .setDefaultRequestConfig(defaultRequestConfig).setConnectionManager(cm).build();
　　　　　　　//*************************重要
            HttpGet request= new HttpGet(
                    Configuration.get("service.authentication.url", "") + requestJson.getString("b_party"));
            request.addHeader("Content-type", "application/json");
            request.addHeader("Accept", "application/json");

            UsernamePasswordCredentials creds = new UsernamePasswordCredentials(Configuration.get("service.username", ""),Configuration.get("service.password", ""));

            Header header = new BasicScheme(StandardCharsets.UTF_8).authenticate(creds , request, null);
            request.addHeader( header); 
            //************************************
            
    
this.logger.info(String.format(Configuration.get("service.authentication.url", "") + requestJson.getString("b_party")));
            
            Header [] headers= request.getAllHeaders();
for (int i = 0;i < headers.length; i++ ) {
                Header tmp= headers[i];
this.logger.info(String.format("Headers Name: %s Value:%s
", tmp.getName(), tmp.getValue()));
            }
            
            
//////////////////  temp
            
//            JSONObject subscriberProfileNode = new JSONObject();
//            
//            subscriberProfileNode.put("type", 8);
//            subscriberProfileNode.put("is_allowed", true);
//            requestJson.getJSONObject("function").put("subscriber_profile", subscriberProfileNode);
//            
//            requestJson.put("status", ServiceAuthentication.Success);
//            
//            JSONObject operatorProfileNode = new JSONObject();
//            operatorProfileNode.put("operator", "hkg.csl");
//            requestJson.getJSONObject("function").put("operator_profile", operatorProfileNode);
//            
//            return requestJson.toString();            
            
 //////////////////// end temp            
            
            httpResponse= httpClient.execute(request);

            responseJson= retryStrategy.getResponseObject();
this.logger.info(String.format("HTTP Response: %d, Body: %s", httpResponse.getStatusLine().getStatusCode(),
                    responseJson.toString()));

if (responseJson != null) {
if (responseJson.getJSONObject("status") != null                        && responseJson.getJSONObject("status").getInt("code") == 0) {

int subType = 99;

                    subType= responseJson.getJSONObject("profile").getInt("brand");

                    JSONObject subscriberProfileNode= new JSONObject();
                    subscriberProfileNode.put("type", subType);
                    subscriberProfileNode.put("is_allowed", subType == 8 ? true : false);

boolean bSaved = true;

if (bSaved) {
if (subType != 8) {
                            requestJson.put("status", ServiceAuthentication.Subscriber_Is_Postpaid);
                        }else {
                            requestJson.put("status", ServiceAuthentication.Success);
                        }
                    }

                    requestJson.getJSONObject("function").put("subscriber_profile", subscriberProfileNode);

                    JSONObject operatorProfileNode= new JSONObject();
                    operatorProfileNode.put("operator", "hk.csl");
                    requestJson.getJSONObject("function").put("operator_profile", operatorProfileNode);

                }else if (responseJson.getJSONObject("status") != null                        && responseJson.getJSONObject("status").getInt("code") == 1002) {
                    JSONObject operatorProfileNode= new JSONObject();
                    operatorProfileNode.put("operator", "hk.csl");
                    requestJson.getJSONObject("function").put("operator_profile", operatorProfileNode);

                    requestJson.put("status", ServiceAuthentication.Subscriber_Not_Found);
                }

return requestJson.toString();
            }            

        }catch (Exception e) {
            logger.error("Failed to complete ServiceAuthen request: " + e.getMessage(), e);
        }finally {
try {
                httpClient.close();
            }catch (Exception e) {
            }
        }

return getSubcriberInfoFromCache(requestJson, requestJson.getString("b_party"));
    }

private String getSubcriberInfoFromCache(JSONObject requestJson, String msisdn) {
return "";
    }
}

文章题目：convertcurlcommandintojavaHttpGet-创新互联
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