java实现https,https接口请求
/**********************https 接口'*******************/
/**
* 安全证书管理器
*/
public class MyX509TrustManager implements X509TrustManager {
@Override
public void checkClientTrusted(final X509Certificate[] chain,
final String authType) throws CertificateException {
}
@Override
public void checkServerTrusted(final X509Certificate[] chain,
final String authType) throws CertificateException {
}
@Override
public X509Certificate[] getAcceptedIssuers() {
return null;
}
}
/**
* 主要说明了如何访问带有未经验证证书的HTTPS站点
*
* @param requestUrl 例如:获取微信用户信息接口 https://api.weixin.qq.com/cgi-bin/token?grant_type=client_credential&appid=APPID&secret=APPSECRET
* 请求地址
* @param requestMethod
* 请求方式(GET、POST)
* @param outputStr
* 提交的数据
* @return JSONObject(通过JSONObject.get(key)的方式获取json对象的属性值)
*/
public static JSONObject httpsRequest(final String requestUrl,
final String requestMethod, final String outputStr) {
JSONObject jsonObject = null;
BufferedReader bufferedReader = null;
InputStream inputStream = null;
HttpsURLConnection httpUrlConn = null;
InputStreamReader inputStreamReader = null;
final StringBuffer buffer = new StringBuffer();
try {
// 创建SSLContext对象,并使用我们指定的信任管理器初始化
final TrustManager[] tm = { new MyX509TrustManager() };
final SSLContext sslContext = SSLContext.getInstance("SSL",
"SunJSSE");
sslContext.init(null, tm, new java.security.SecureRandom());
// 从上述SSLContext对象中得到SSLSocketFactory对象
final SSLSocketFactory ssf = sslContext.getSocketFactory();
final URL url = new URL(requestUrl);
httpUrlConn = (HttpsURLConnection) url.openConnection();
httpUrlConn.setSSLSocketFactory(ssf);
httpUrlConn.setDoOutput(true);
httpUrlConn.setDoInput(true);
httpUrlConn.setUseCaches(false);
// 设置请求方式(GET/POST)
httpUrlConn.setRequestMethod(requestMethod);
if ("GET".equalsIgnoreCase(requestMethod)) {
httpUrlConn.connect();
}
// 当有数据需要提交时
if (null != outputStr) {
final OutputStream outputStream = httpUrlConn.getOutputStream();
// 注意编码格式,防止中文乱码
outputStream.write(outputStr.getBytes("UTF-8"));
outputStream.close();
}
// 将返回的输入流转换成字符串
inputStream = httpUrlConn.getInputStream();
inputStreamReader = new InputStreamReader(inputStream, "utf-8");
bufferedReader = new BufferedReader(inputStreamReader);
String str = null;
while ((str = bufferedReader.readLine()) != null) {
buffer.append(str);
}
jsonObject = JSONObject.fromObject(buffer.toString());
}catch (final Exception e) {
log.error("https request error:", e);
} finally {
// 释放资源
.......
}
return jsonObject;
}
/**********************http 接口'*******************/
@Slf4j
public class HttpSendUtil {
private static final String APPLICATION_JSON = "application/json";
private static final String CONTENT_TYPE_TEXT_JSON = "text/json";
private static RequestConfig requestConfig = null;
final static ObjectMapper objectMapper = new ObjectMapper();
static {
requestConfig = RequestConfig.custom()
.setConnectionRequestTimeout(50000).setConnectTimeout(50000)
.setSocketTimeout(50000).build();
}
/**
* 默认编码utf -8
* 解决返回数据中文乱码问题
* @param entity
* must not be null
*/
public static String getContentCharSet(final HttpEntity entity)
throws ParseException {
if (entity == null) {
throw new IllegalArgumentException("HTTP entity may not be null");
}
String charset = null;
if (entity.getContentType() != null) {
final HeaderElement values[] = entity.getContentType()
.getElements();
if (values.length > 0) {
final NameValuePair param = values[0]
.getParameterByName("charset");
if (param != null) {
charset = param.getValue();
}
}
}
if (StringUtils.isEmpty(charset)) {
charset = "UTF-8";
}
return charset;
}
/**
* Get 请求
*
* @param url
* @return
*/
public static String httpGet(final String url) {
final CloseableHttpClient httpClient = getCloseableHttpClient();
final HttpGet httpGet = new HttpGet(url);
httpGet.addHeader(HTTP.CONTENT_TYPE, APPLICATION_JSON);
CloseableHttpResponse response = null;
String result = null;
String charset = HTTP.UTF_8;
try {
response = httpClient.execute(httpGet);
final HttpEntity entity = response.getEntity();
if (null != entity) {
System.out.println("响应状态码:" + response.getStatusLine());
System.out
.println("-------------------------------------------------");
// System.out.println("响应内容:" + EntityUtils.toString(entity));
System.out
.println("-------------------------------------------------");
charset = getContentCharSet(entity);
result = EntityUtils.toString(entity, charset);
EntityUtils.consume(entity);
}
} catch (final Exception e) {
e.printStackTrace();
} finally {
closeHttpResponseAndHttpClient(response, httpClient);
}
return result;
}
/**
* Post 请求
*
* @param url
* @param json
* @return
*/
public static String httpPostWithJSON(final String url, final String json) {
final CloseableHttpClient httpClient = getCloseableHttpClient();
final HttpPost httpPost = new HttpPost(url);
httpPost.addHeader(HTTP.CONTENT_TYPE, APPLICATION_JSON);
CloseableHttpResponse response = null;
String result = null;
String charset = HTTP.UTF_8;
try {
// 将JSON进行UTF-8编码,以便传输中文
final String encoderJson = URLEncoder.encode(json, charset);
final StringEntity se = new StringEntity(encoderJson);
se.setContentType(CONTENT_TYPE_TEXT_JSON);
se.setContentEncoding(new BasicHeader(HTTP.CONTENT_TYPE,
APPLICATION_JSON));
httpPost.setEntity(se);
response = httpClient.execute(httpPost);
if (response.getStatusLine().getStatusCode() == 200) {
final HttpEntity entity = response.getEntity();
charset = getContentCharSet(entity);
result = EntityUtils.toString(entity);
EntityUtils.consume(entity);
} else {
log.warn("请求失败!");
}
} catch (final IOException e) {
e.printStackTrace();
} finally {
closeHttpResponseAndHttpClient(response, httpClient);
}
return result;
}
private static void closeHttpResponseAndHttpClient(
final CloseableHttpResponse httpResponse,
final CloseableHttpClient client) {
try {
if (null != httpResponse) {
httpResponse.close();
}
if (null != client) {
client.close();
}
} catch (final IOException e) {
e.printStackTrace();
}
}
private static CloseableHttpClient getCloseableHttpClient() {
return HttpClients.custom().setDefaultRequestConfig(requestConfig)
.build();
}
}
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