Java百度翻譯API在多種語言之間實作互相翻譯的實踐

<dependency>
    <groupId>org.apache.httpcomponents</groupId>
    <artifactId>httpclient</artifactId>
    <version>4.5.10</version>
</dependency>

import java.io.UnsupportedEncodingException;
import java.net.URLEncoder;
import org.apache.http.HttpEntity;
import org.apache.http.client.methods.CloseableHttpResponse;
import org.apache.http.client.methods.HttpGet;
import org.apache.http.impl.client.CloseableHttpClient;
import org.apache.http.impl.client.HttpClients;
import org.apache.http.util.EntityUtils;
public class Translator {
    private static final String BASE_URL = "http://api.fanyi.baidu.com/api/trans/vip/translate";
    private static final String APPID = "your_appid";
    private static final String SECRET_KEY = "your_secret_key";
    public static String translate(String query, String from, String to) throws UnsupportedEncodingException {
        CloseableHttpClient httpClient = HttpClients.createDefault();
        String salt = String.valueOf(System.currentTimeMillis());
        String sign = MD5(APPID + query + salt + SECRET_KEY);
        String url = BASE_URL + "?q=" + URLEncoder.encode(query, "UTF-8") + "&from=" + from + "&to=" + to + "&appid=" + APPID + "&salt=" + salt + "&sign=" + sign;
        HttpGet httpGet = new HttpGet(url);
        try (CloseableHttpResponse response = httpClient.execute(httpGet)) {
            HttpEntity entity = response.getEntity();
            if (entity != null) {
                String responseString = EntityUtils.toString(entity, "UTF-8");
                // 解析返回的JSON字符串
                // ...
                // 获取翻译结果，返回翻译后的文本
                // ...
            }
        } catch (Exception e) {
            e.printStackTrace();
        }
        return null;
    }
    private static String MD5(String md5) {
        // ...
        // 使用MD5算法对字符串进行加密
        // ...
        return null;
    }
}

public class Main {
    public static void main(String[] args) throws UnsupportedEncodingException {
        String query = "Hello world";
        String from = "en";
        String to = "zh";
        String translation = Translator.translate(query, from, to);
        System.out.println("翻译结果："+translation);
    }
}