【工具】Java请求带http重定向的地址 自动进行重定向

【工具】Java请求带http重定向的地址 自动进行重定向import java.io.BufferedReader; import java.io.IOException; import java.io.InputStreamReader; import java.net.HttpURLConnection; import java.net.URL; public class HTTPGETWithMultipleHeaders { public static void main(String[] args) { try { String urlToRead http://example.com; // 你要请求的URL while (urlToRead ! null) { URL url new URL(urlToRead); HttpURLConnection connection (HttpURLConnection) url.openConnection(); connection.setRequestMethod(GET); // 使用GET请求方式 // 设置多个自定义请求头 connection.setRequestProperty(User-Agent, YourUserAgent); connection.setRequestProperty(Authorization, Bearer YourAccessToken); connection.setRequestProperty(Custom-Header, CustomValue); int responseCode connection.getResponseCode(); if (responseCode HttpURLConnection.HTTP_OK) { // 请求成功读取响应内容 BufferedReader reader new BufferedReader(new InputStreamReader(connection.getInputStream())); String line; while ((line reader.readLine()) ! null) { System.out.println(line); } reader.close(); break; // 响应成功不再重定向 } else if (responseCode HttpURLConnection.HTTP_MOVED_TEMP || responseCode HttpURLConnection.HTTP_MOVED_PERM || responseCode HttpURLConnection.HTTP_SEE_OTHER) { // 处理重定向 String newUrl connection.getHeaderField(Location); if (newUrl ! null) { urlToRead newUrl; } else { System.out.println(重定向地址未找到。); break; } } else { System.out.println(HTTP请求失败响应代码: responseCode); break; } } } catch (IOException e) { e.printStackTrace(); } } }