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restTemplate使用实例

时间:2021-07-13 20:24:55      阅读:16      评论:0      收藏:0      [点我收藏+]

请求携带cookie

        HttpHeaders headers = new HttpHeaders();
        List<String> cookies = new ArrayList<>();
        cookies.add("JSESSIONID=" + Strings.nullToEmpty(jsessionId));
        cookies.add("token=" + Strings.nullToEmpty(token));
        headers.put(HttpHeaders.COOKIE,cookies);
        HttpEntity request = new HttpEntity(null, headers);
        ResponseEntity<String> response = restTemplate.postForEntity(url, request, String.class);

post表单

        HttpHeaders headers = new HttpHeaders();
        headers.setContentType(MediaType.APPLICATION_FORM_URLENCODED);
        MultiValueMap<String, String> map = new LinkedMultiValueMap<String, String>();
        map.add("title", title);
        map.add("desc", desc);
        map.add("userid", toUserId);
        HttpEntity<MultiValueMap<String, String>> request = new HttpEntity<MultiValueMap<String, String>>(map, headers);
        ResponseEntity<String> response = restTemplate.postForEntity(url, request, String.class);

post json

        HttpHeaders headers = new HttpHeaders();
        headers.setContentType(MediaType.APPLICATION_JSON);
        headers.setAccept(Lists.newArrayList(MediaType.APPLICATION_JSON));
        HttpEntity<String> entity = new HttpEntity<String>(requestJson, headers);
        ResponseEntity<String> resp = restTemplate.postForEntity(url,entity,String.class);

url post

        String template = baseUrl + "/demo?app={0}&userId={1}";
        String url = MessageFormat.format(template,app,userId);
        return restTemplate.postForEntity(url,null,String.class);

请求图片

HttpHeaders headers = new HttpHeaders();
headers.setAccept(Arrays.asList(MediaType.APPLICATION_OCTET_STREAM));
HttpEntity<String> entity = new HttpEntity<String>(headers);
ResponseEntity<byte[]> response = restTemplate.exchange(url,HttpMethod.GET, entity, byte[].class);
byte[] imageBytes = response.getBody();

restTemplate使用实例

原文:https://www.cnblogs.com/braless/p/15007246.html

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