当使用Android Studio进行网络请求时,有时会遇到服务器证书过期的问题,导致抛出“错误:原因:无法找到请求目标的有效证书路径”的异常。以下是一种解决方法,其中包含了代码示例。
解决方法:
import java.security.KeyManagementException;
import java.security.NoSuchAlgorithmException;
import java.security.SecureRandom;
import java.security.cert.CertificateException;
import java.security.cert.X509Certificate;
import javax.net.ssl.HostnameVerifier;
import javax.net.ssl.HttpsURLConnection;
import javax.net.ssl.SSLContext;
import javax.net.ssl.SSLSession;
import javax.net.ssl.TrustManager;
import javax.net.ssl.X509TrustManager;
public class CustomSSLSocketFactory {
public static void disableCertificateValidation() {
try {
TrustManager[] trustAllCerts = new TrustManager[]{
new X509TrustManager() {
public X509Certificate[] getAcceptedIssuers() {
return new X509Certificate[0];
}
public void checkClientTrusted(X509Certificate[] certs, String authType) throws CertificateException {}
public void checkServerTrusted(X509Certificate[] certs, String authType) throws CertificateException {}
}
};
SSLContext sc = SSLContext.getInstance("TLS");
sc.init(null, trustAllCerts, new SecureRandom());
HttpsURLConnection.setDefaultSSLSocketFactory(sc.getSocketFactory());
HttpsURLConnection.setDefaultHostnameVerifier(new HostnameVerifier() {
public boolean verify(String hostname, SSLSession session) {
return true;
}
});
} catch (NoSuchAlgorithmException | KeyManagementException e) {
e.printStackTrace();
}
}
}
CustomSSLSocketFactory.disableCertificateValidation();
// 进行网络请求的代码示例
URL url = new URL("https://example.com");
HttpURLConnection connection = (HttpURLConnection) url.openConnection();
...
通过以上方法,我们可以禁用Android Studio对服务器证书的验证,从而解决"错误:原因:无法找到请求目标的有效证书路径"异常。请注意,禁用证书验证存在安全风险,请在安全可靠的环境中使用。