public static void main(String[] args) throws IOException {
    //设置请求方法 支持GET POST HEAD OPTIONS PUT PATCH DELETE TRACE
    HttpRequestBase request = getRquest("");
    //设置请求url
    request.setURI(URI.create(""));
    //设置header
    Map<String, String> headers = JSONObject.parseObject("", new TypeReference<LinkedHashMap<String,
            String>>() {
    });
    for (Map.Entry<String, String> h : headers.entrySet()) {
        request.setHeader(h.getKey(), h.getValue());
    }
    //设置requestbody中的参数
    String json = "";
    if (StringUtils.isNotBlank(json) && request instanceof HttpEntityEnclosingRequestBase) {
        HttpEntity entity = EntityBuilder.create()
                .setContentEncoding(DEFAULT_CHAR_SET)
                .setContentType(ContentType.APPLICATION_JSON)
                .setText(json)
                .build();
        ((HttpEntityEnclosingRequestBase) request).setEntity(entity);
    }
    CloseableHttpResponse response = httpClient.execute(request);
    try {
        if (null == response || null == response.getStatusLine()) {
            throw new RuntimeException("请求结果无法解析！");
        }
        int statusCode = response.getStatusLine().getStatusCode();
        System.out.println("responseCode:" + statusCode);
        System.out.println("result:" + EntityUtils.toString(response.getEntity(), DEFAULT_CHAR_SET));
    } finally {
        if (response != null) {
            response.close();
        }
    }
}