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需求:通过对方提供的接口,对其接口进行解析它的api的json数据,并进行判断是否是同一数据,代码直接实现。
- <?xml version="1.0" encoding="UTF-8"?>
- <project xmlns="http://maven.apache.org/POM/4.0.0"
- xmlns:xsi="http://www.w3.org/2001/XMLSchema-instance"
- xsi:schemaLocation="http://maven.apache.org/POM/4.0.0 http://maven.apache.org/xsd/maven-4.0.0.xsd">
- <modelVersion>4.0.0</modelVersion>
-
- <groupId>org.example</groupId>
- <artifactId>desd</artifactId>
- <version>1.0-SNAPSHOT</version>
- <dependencies>
- <!-- lombok依赖 -->
- <dependency>
- <groupId>org.projectlombok</groupId>
- <artifactId>lombok</artifactId>
- <optional>true</optional>
- </dependency>
- <!-- alibaba的fastjson -->
- <dependency>
- <groupId>com.alibaba</groupId>
- <artifactId>fastjson</artifactId>
- <version>1.2.60</version>
- </dependency>
- <!-- 工具包 -->
- <dependency>
- <groupId>org.apache.commons</groupId>
- <artifactId>commons-lang3</artifactId>
- <version>3.8.1</version>
- </dependency>
- <!-- rsa加密工具-->
- <dependency>
- <groupId>org.bouncycastle</groupId>
- <artifactId>bcprov-jdk15on</artifactId>
- <version>1.55</version>
- </dependency>
- <dependency>
- <groupId>org.projectlombok</groupId>
- <artifactId>lombok</artifactId>
- <version>RELEASE</version>
- <scope>compile</scope>
- </dependency>
- <dependency>
- <groupId>org.apache.directory.studio</groupId>
- <artifactId>org.apache.commons.codec</artifactId>
- <version>1.8</version>
- </dependency>
- <dependency>
- <groupId>org.springframework</groupId>
- <artifactId>spring-web</artifactId>
- <version>5.3.19</version>
- </dependency>
- <dependency>
- <groupId>org.testng</groupId>
- <artifactId>testng</artifactId>
- <version>RELEASE</version>
- <scope>compile</scope>
- </dependency>
-
- <!--HttpClient-->
- <dependency>
- <groupId>commons-httpclient</groupId>
- <artifactId>commons-httpclient</artifactId>
- <version>3.1</version>
- </dependency>
- <!-- https://mvnrepository.com/artifact/org.apache.httpcomponents/httpclient -->
- <dependency>
- <groupId>org.apache.httpcomponents</groupId>
- <artifactId>httpclient</artifactId>
- <version>4.5.10</version>
- </dependency>
-
- <!--fastjson-->
- <dependency>
- <groupId>com.alibaba</groupId>
- <artifactId>fastjson</artifactId>
- <version>1.2.32</version>
- </dependency>
-
- <dependency>
- <groupId>org.testng</groupId>
- <artifactId>testng</artifactId>
- <version>RELEASE</version>
- <scope>compile</scope>
- </dependency>
- <dependency>
- <groupId>org.testng</groupId>
- <artifactId>testng</artifactId>
- <version>RELEASE</version>
- <scope>compile</scope>
- </dependency>
-
-
- <dependency>
- <groupId>org.apache.commons</groupId>
- <artifactId>commons-lang3</artifactId>
- <version>3.9</version>
- </dependency>
-
-
- </dependencies>
-
- </project>
- package com.gblfy.util;
- import java.security.Key;
- import java.security.NoSuchAlgorithmException;
- import java.security.NoSuchProviderException;
- import java.security.SecureRandom;
- import java.security.Security;
- import java.util.Arrays;
- import javax.crypto.Cipher;
- import javax.crypto.KeyGenerator;
- import javax.crypto.spec.SecretKeySpec;
- import org.bouncycastle.jce.provider.BouncyCastleProvider;
- import org.bouncycastle.pqc.math.linearalgebra.ByteUtils;
-
- /**
- * sm4加密算法工具类
- * @explain sm4加密、解密与加密结果验证 可逆算法
- */
- public class Sm4Util {
- static {
- Security.addProvider(new BouncyCastleProvider());
- }
- private static final String ENCODING = "UTF-8";
- public static final String ALGORITHM_NAME = "SM4";
- // 加密算法/分组加密模式/分组填充方式
- // PKCS5Padding-以8个字节为一组进行分组加密
- // 定义分组加密模式使用:PKCS5Padding
- public static final String ALGORITHM_NAME_ECB_PADDING = "SM4/ECB/PKCS5Padding";
- // 128-32位16进制;256-64位16进制
- public static final int DEFAULT_KEY_SIZE = 128;
-
- /**
- * 生成ECB暗号
- * @explain ECB模式(电子密码本模式:Electronic codebook)
- * @param algorithmName 算法名称
- * @param mode 模式
- * @param key
- * @return
- * @throws Exception
- */
- private static Cipher generateEcbCipher(String algorithmName, int mode, byte[] key) throws Exception {
- Cipher cipher = Cipher.getInstance(algorithmName, BouncyCastleProvider.PROVIDER_NAME);
- Key sm4Key = new SecretKeySpec(key, ALGORITHM_NAME);
- cipher.init(mode, sm4Key);
- return cipher;
- }
-
- /**
- * 自动生成密钥
- * @explain
- * @return
- * @throws NoSuchAlgorithmException
- * @throws NoSuchProviderException
- */
- public static byte[] generateKey() throws Exception {
- return generateKey(DEFAULT_KEY_SIZE);
- }
-
-
- //加密******************************************
- /**
- * @explain 系统产生秘钥
- * @param keySize
- * @return
- * @throws Exception
- */
- public static byte[] generateKey(int keySize) throws Exception {
- KeyGenerator kg = KeyGenerator.getInstance(ALGORITHM_NAME, BouncyCastleProvider.PROVIDER_NAME);
- kg.init(keySize, new SecureRandom());
- return kg.generateKey().getEncoded();
- }
-
- /**
- * sm4加密
- * @explain 加密模式:ECB 密文长度不固定,会随着被加密字符串长度的变化而变化
- * @param hexKey 16进制密钥(忽略大小写)
- * @param paramStr 待加密字符串
- * @return 返回16进制的加密字符串
- * @throws Exception
- */
- public static String encryptEcb(String hexKey, String paramStr) throws Exception {
- String cipherText = "";
- // 16进制字符串-->byte[]
- byte[] keyData = ByteUtils.fromHexString(hexKey);
- // String-->byte[]
- byte[] srcData = paramStr.getBytes(ENCODING);
- // 加密后的数组
- byte[] cipherArray = encrypt_Ecb_Padding(keyData, srcData);
- // byte[]-->hexString
- cipherText = ByteUtils.toHexString(cipherArray);
- return cipherText;
- }
-
- /**
- * 加密模式之Ecb
- * @param key
- * @param data
- * @return
- * @throws Exception
- */
- public static byte[] encrypt_Ecb_Padding(byte[] key, byte[] data) throws Exception {
- Cipher cipher = generateEcbCipher(ALGORITHM_NAME_ECB_PADDING, Cipher.ENCRYPT_MODE, key);//声称Ecb暗号,通过第二个参数判断加密还是解密
- return cipher.doFinal(data);
- }
-
- //解密****************************************
- /**
- * sm4解密
- * @explain 解密模式:采用ECB
- * @param hexKey 16进制密钥
- * @param cipherText 16进制的加密字符串(忽略大小写)
- * @return 解密后的字符串
- * @throws Exception
- */
- public static String decryptEcb(String hexKey, String cipherText) throws Exception {
- // 用于接收解密后的字符串
- String decryptStr = "";
- // hexString-->byte[]
- byte[] keyData = ByteUtils.fromHexString(hexKey);
- // hexString-->byte[]
- byte[] cipherData = ByteUtils.fromHexString(cipherText);
- // 解密
- byte[] srcData = decrypt_Ecb_Padding(keyData, cipherData);
- // byte[]-->String
- decryptStr = new String(srcData, ENCODING);
- return decryptStr;
- }
-
- /**
- * 解密
- * @explain
- * @param key
- * @param cipherText
- * @return
- * @throws Exception
- */
- public static byte[] decrypt_Ecb_Padding(byte[] key, byte[] cipherText) throws Exception {
- Cipher cipher = generateEcbCipher(ALGORITHM_NAME_ECB_PADDING, Cipher.DECRYPT_MODE, key);//生成Ecb暗号,通过第二个参数判断加密还是解密
- return cipher.doFinal(cipherText);
- }
-
- /**
- * 校验加密前后的字符串是否为同一数据
- * @explain
- * @param hexKey 16进制密钥(忽略大小写)
- * @param cipherText 16进制加密后的字符串
- * @param paramStr 加密前的字符串
- * @return 是否为同一数据
- * @throws Exception
- */
- public static boolean verifyEcb(String hexKey, String cipherText, String paramStr) throws Exception {
- // 用于接收校验结果
- boolean flag = false;
- // hexString-->byte[]
- byte[] keyData = ByteUtils.fromHexString(hexKey);
- // 将16进制字符串转换成数组
- byte[] cipherData = ByteUtils.fromHexString(cipherText);
- // 解密
- byte[] decryptData = decrypt_Ecb_Padding(keyData, cipherData);
- // 将原字符串转换成byte[]
- byte[] srcData = paramStr.getBytes(ENCODING);
- // 判断2个数组是否一致
- flag = Arrays.equals(decryptData, srcData);
- return flag;
- }
-
- }
- package com.gblfy.util;
-
-
- import com.alibaba.fastjson.JSONObject;
- import lombok.val;
- import org.apache.commons.lang3.StringUtils;
- import org.apache.commons.lang3.exception.ExceptionUtils;
- import org.apache.http.HttpResponse;
- import org.apache.http.HttpStatus;
- import org.apache.http.NameValuePair;
- import org.apache.http.client.HttpClient;
- import org.apache.http.client.entity.UrlEncodedFormEntity;
- import org.apache.http.client.methods.HttpGet;
- import org.apache.http.client.methods.HttpPost;
- import org.apache.http.client.utils.URIBuilder;
- import org.apache.http.entity.StringEntity;
- import org.apache.http.impl.client.HttpClientBuilder;
- import org.apache.http.message.BasicNameValuePair;
- import org.apache.http.util.EntityUtils;
- import org.slf4j.Logger;
- import org.slf4j.LoggerFactory;
- import java.io.*;
- import java.net.HttpURLConnection;
- import java.net.URI;
- import java.net.URL;
- import java.nio.charset.Charset;
- import java.util.*;
-
- /**
- * @author Mundo
- * @ClassName: HttpClientUtil
- * @Description: TODO
- */
-
- public class HttpApiUtil {
- private static final Logger logger = LoggerFactory.getLogger(HttpApiUtil.class);
-
- /**
- *
- * @param url 请求路径
- * @param params 参数
- * @return
- */
- public static String doGet(String url, Map<String, String> params) {
-
- // 返回结果
- String result = "";
- // 创建HttpClient对象
- HttpClient httpClient = HttpClientBuilder.create().build();
- HttpGet httpGet = null;
- try {
- // 拼接参数,可以用URIBuilder,也可以直接拼接在?传值,拼在url后面,如下--httpGet = new
- // HttpGet(uri+"?id=123");
- URIBuilder uriBuilder = new URIBuilder(url);
- if (null != params && !params.isEmpty()) {
- for (Map.Entry<String, String> entry : params.entrySet()) {
- uriBuilder.addParameter(entry.getKey(), entry.getValue());
- // 或者用
- // 顺便说一下不同(setParameter会覆盖同名参数的值,addParameter则不会)
- // uriBuilder.setParameter(entry.getKey(), entry.getValue());
- }
- }
- URI uri = uriBuilder.build();
- // 创建get请求
- httpGet = new HttpGet(uri);
- logger.info("访问路径:" + uri);
- HttpResponse response = httpClient.execute(httpGet);
- if (response.getStatusLine().getStatusCode() == HttpStatus.SC_OK) {// 返回200,请求成功
- // 结果返回
- result = EntityUtils.toString(response.getEntity());
- logger.info("请求成功!,返回数据:" + result);
- } else {
- logger.info("请求失败!");
- }
- } catch (Exception e) {
- logger.info("请求失败!");
- logger.error(ExceptionUtils.getStackTrace(e));
- } finally {
- // 释放连接
- if (null != httpGet) {
- httpGet.releaseConnection();
- }
- }
- return result;
- }
-
- /**
- * @param url
- * @param params
- * @return
- * @Title: doPost
- * @Description: post请求
- * @author Mundo
- */
- public static String doPost(String url, Map<String, String> params) {
- String result = "";
- // 创建httpclient对象
- HttpClient httpClient = HttpClientBuilder.create().build();
- HttpPost httpPost = new HttpPost(url);
- try { // 参数键值对
- if (null != params && !params.isEmpty()) {
- List<NameValuePair> pairs = new ArrayList<NameValuePair>();
- NameValuePair pair = null;
- for (String key : params.keySet()) {
- pair = new BasicNameValuePair(key, params.get(key));
- pairs.add(pair);
- }
- // 模拟表单
- UrlEncodedFormEntity entity = new UrlEncodedFormEntity(pairs);
- httpPost.setEntity(entity);
- }
- HttpResponse response = httpClient.execute(httpPost);
- if (response.getStatusLine().getStatusCode() == HttpStatus.SC_OK) {
- result = EntityUtils.toString(response.getEntity(), "utf-8");
- logger.info("返回数据:>>>" + result);
- } else {
- logger.info("请求失败!,url:" + url);
- }
- } catch (Exception e) {
- logger.error("请求失败");
- logger.error(ExceptionUtils.getStackTrace(e));
- e.printStackTrace();
- } finally {
- if (null != httpPost) {
- // 释放连接
- httpPost.releaseConnection();
- }
- }
- return result;
- }
-
- /**
- * post发送json字符串
- * @param url
- * @param params
- * @return 返回数据
- * @Title: sendJsonStr
- */
- public static String sendJsonStr(String url, String params) {
- String result = "";
-
- HttpClient httpClient = HttpClientBuilder.create().build();
- HttpPost httpPost = new HttpPost(url);
- try {
- httpPost.addHeader("Content-type", "application/json; charset=utf-8");
- httpPost.setHeader("Accept", "application/json");
- if (StringUtils.isNotBlank(params)) {
- httpPost.setEntity(new StringEntity(params, Charset.forName("UTF-8")));
- }
- HttpResponse response = httpClient.execute(httpPost);
- if (response.getStatusLine().getStatusCode() == HttpStatus.SC_OK) {
- result = EntityUtils.toString(response.getEntity());
- logger.info("返回数据:" + result);
- } else {
- logger.info("请求失败");
- }
- } catch (IOException e) {
- logger.error("请求异常");
- logger.error(ExceptionUtils.getStackTrace(e));
- }
- return result;
- }
-
- /**
- * 发送http请求的obj报文(内置转json)
- *
- * @param url
- * @param obj
- * @return
- */
- public static String postJson(String url, Object obj) {
- HttpURLConnection conn = null;
- try {
- // 创建一个URL对象
- URL mURL = new URL(url);
- // 调用URL的openConnection()方法,获取HttpURLConnection对象
- conn = (HttpURLConnection) mURL.openConnection();
- conn.setRequestMethod("POST");// 设置请求方法为post
- /* conn.setReadTimeout(5000);// 设置读取超时为5秒
- conn.setConnectTimeout(10000);// 设置连接网络超时为10秒*/
- conn.setDoOutput(true);// 设置此方法,允许向服务器输出内容
- // 设置文件类型:
- conn.setRequestProperty("Content-Type", "application/json; charset=UTF-8");
- // 设置接收类型否则返回415错误
- conn.setRequestProperty("accept", "application/json");
- int len = 0;
- // post请求的参数
- byte[] buf = new byte[10240];
- //
- String data = JSONObject.toJSONString(obj);
-
- // 获得一个输出流,向服务器写数据,默认情况下,系统不允许向服务器输出内容
- OutputStream out = conn.getOutputStream();// 获得一个输出流,向服务器写数据
- out.write(data.getBytes());
- out.flush();
- out.close();
-
- int responseCode = conn.getResponseCode();// 调用此方法就不必再使用conn.connect()方法
- if (responseCode == 200) {
- InputStream is = conn.getInputStream();
- String state = getStringFromInputStream(is);
- return state;
- } else {
- System.out.print("访问失败" + responseCode);
- }
- } catch (Exception e) {
- e.printStackTrace();
- } finally {
- if (conn != null) {
- conn.disconnect();// 关闭连接
- }
- }
- return null;
- }
-
- public static String getStringFromInputStream(InputStream is) throws IOException {
- ByteArrayOutputStream os = new ByteArrayOutputStream();
- // 模板代码 必须熟练
- byte[] buffer = new byte[1024];
- int len = -1;
- // 一定要写len=is.read(buffer)
- // 如果while((is.read(buffer))!=-1)则无法将数据写入buffer中
- while ((len = is.read(buffer)) != -1) {
- os.write(buffer, 0, len);
- }
- is.close();
- String state = os.toString();// 把流中的数据转换成字符串,采用的编码是utf-8(模拟器默认编码)
- os.close();
- return state;
- }
-
- /**
- * post方式请求服务器(http协议)
- *
- * @param url 请求地址
- * @param content 参数
- * @param charset 编码
- * @return
- * @throws
- * @throws
- * @throws IOException
- */
- public static byte[] post(String url, String content, String charset) throws IOException {
-
- URL console = new URL(url);
- HttpURLConnection conn = (HttpURLConnection) console.openConnection();
- conn.setDoOutput(true);
- // 设置请求头
- conn.setRequestProperty("Content-Type", "application/json;charset=utf-8");
- conn.connect();
- DataOutputStream out = new DataOutputStream(conn.getOutputStream());
- out.write(content.getBytes(charset));
- // 刷新、关闭
- out.flush();
- out.close();
- InputStream is = conn.getInputStream();
- if (is != null) {
- ByteArrayOutputStream outStream = new ByteArrayOutputStream();
- byte[] buffer = new byte[1024];
- int len = 0;
- while ((len = is.read(buffer)) != -1) {
- outStream.write(buffer, 0, len);
- }
- is.close();
- return outStream.toByteArray();
- }
- return null;
- }
-
- public static void main(String[] args) {
- Map<String, String> map = new HashMap<String, String>();
- map.put("id", UUID.randomUUID().toString());
- map.put("name", "gblfy");
- // String json = doGet("https://api.instagram.com/locations/search", map);
- String json = doPost("https://oapi.dingtalk.com/topapi/org/union/trunk/get", map);
- System.out.println("post请求调用成功,返回数据是:" + json);
- // System.out.println("get请求调用成功,返回数据是:" + json);
- try {
- System.out.println("开始测试SM4加密解密====================");
- // String json ="https://api.instagram.com/locations/search";
- System.out.println("加密前:"+json);
- //自定义的32位16进制秘钥
- String key = "86C63180C2806ED1F47B859DE501215B";
- String cipher = Sm4Util.encryptEcb(key,json);//sm4加密
- System.out.println("加密后:"+cipher);
- System.out.println("校验:"+Sm4Util.verifyEcb(key,cipher,json));//校验加密前后是否为同一数据
- json = Sm4Util.decryptEcb(key,cipher);//解密
- System.out.println("解密后:"+json);
- System.out.println("结束===================");
-
-
-
- } catch (Exception e) {
- e.printStackTrace();
- }
-
- }
- }
即输出数据:
- post请求调用成功,返回数据是:{"errcode":88,"sub_code":"40000","sub_msg":"access_token is blank","errmsg":"ding talk error[subcode=40000,submsg=access_token is blank]","request_id":"15rrg0f4hakki"}
- 开始测试SM4加密解密====================
- 加密前:{"errcode":88,"sub_code":"40000","sub_msg":"access_token is blank","errmsg":"ding talk error[subcode=40000,submsg=access_token is blank]","request_id":"15rrg0f4hakki"}
- 加密后:1fc77cf74a5af18d46e8b5da00cf31683c2cd2ef6d2f0b0bcb99ee5a62e916b39a4674ae91abaaea095555a644059c4945c4264b0c751296842c24fc1913fe7a60a670c4933ff70c2fcbb720e69ccea9c893b7fb3d2733f880fbc67c414432ff342e23ba974e2a22667b2073511f91fe93068a1d5d0c07db710276d3923ca05459dcff8e81b2d9a71ec0d69052f66cfda37d354d9d850d8884ee4cd4c9d1cf20afc7c0060921ff02dbad5da0ecbbeee5
- 校验:true
- 解密后:{"errcode":88,"sub_code":"40000","sub_msg":"access_token is blank","errmsg":"ding talk error[subcode=40000,submsg=access_token is blank]","request_id":"15rrg0f4hakki"}
- 结束===================
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