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java爬虫忽略ssl证书

PKIX path building failed

SslUtils.ignoreSsl();

package com.againfly;

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 SslUtils {private static void trustAllHttpsCertificates() throws Exception {  
    TrustManager[] trustAllCerts = new TrustManager[1];  
    TrustManager tm = new miTM();  
    trustAllCerts[0] = tm;  
    SSLContext sc = SSLContext.getInstance("SSL");  
    sc.init(null, trustAllCerts, null);  
    HttpsURLConnection.setDefaultSSLSocketFactory(sc.getSocketFactory());  
}  
  
static class miTM implements TrustManager,X509TrustManager {  
    public X509Certificate[] getAcceptedIssuers() {  
        return null;  
    }  
  
    public boolean isServerTrusted(X509Certificate[] certs) {  
        return true;  
    }  
  
    public boolean isClientTrusted(X509Certificate[] certs) {  
        return true;  
    }  
  
    public void checkServerTrusted(X509Certificate[] certs, String authType)  
            throws CertificateException {  
        return;  
    }  
  
    public void checkClientTrusted(X509Certificate[] certs, String authType)  
            throws CertificateException {  
        return;  
    }  
}  
   
/** 
 * 忽略HTTPS请求的SSL证书,必须在openConnection之前调用 
 * @throws Exception 
 */  
public static void ignoreSsl() throws Exception{  
    HostnameVerifier hv = new HostnameVerifier() {  
        public boolean verify(String urlHostName, SSLSession session) {  
            System.out.println("Warning: URL Host: " + urlHostName + " vs. " + session.getPeerHost());  
            return true;  
        }  
    };  
    trustAllHttpsCertificates();  
    HttpsURLConnection.setDefaultHostnameVerifier(hv);  
}  
  
}

 

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