httpclient3.x中使用HTTPS的方法
最后更新于：2022-04-01 22:59:39
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HttpClient请求https的实例：
~~~
import javax.net.ssl.SSLContext;
import javax.net.ssl.TrustManager;
import javax.net.ssl.X509TrustManager;
import java.security.cert.CertificateException;
import java.security.cert.X509Certificate;
import org.apache.http.client.ClientProtocolException;
import org.apache.http.client.HttpClient;
import org.apache.http.client.ResponseHandler;
import org.apache.http.client.methods.HttpGet;
import org.apache.http.conn.ClientConnectionManager;
import org.apache.http.conn.scheme.Scheme;
import org.apache.http.conn.scheme.SchemeRegistry;
import org.apache.http.conn.scheme.SchemeSocketFactory;
import org.apache.http.conn.ssl.SSLSocketFactory;
import org.apache.http.impl.client.BasicResponseHandler;
import org.apache.http.impl.client.ClientParamsStack;
import org.apache.http.impl.client.DefaultHttpClient;
import org.apache.http.params.DefaultedHttpParams;
import org.apache.http.params.HttpParams;
public class HttpClientTest {
public static void main(String args[]) {
try {
HttpClient httpclient = new DefaultHttpClient();
//Secure Protocol implementation.
SSLContext ctx = SSLContext.getInstance("SSL");
//Implementation of a trust manager for X509 certificates
X509TrustManager tm = new X509TrustManager() {
public void checkClientTrusted(X509Certificate[] xcs,
String string) throws CertificateException {
}
public void checkServerTrusted(X509Certificate[] xcs,
String string) throws CertificateException {
}
public X509Certificate[] getAcceptedIssuers() {
return null;
}
};
ctx.init(null, new TrustManager[] { tm }, null);
SSLSocketFactory ssf = new SSLSocketFactory(ctx);
ClientConnectionManager ccm = httpclient.getConnectionManager();
//register https protocol in httpclient's scheme registry
SchemeRegistry sr = ccm.getSchemeRegistry();
sr.register(new Scheme("https", 443, ssf));
HttpGet httpget = new HttpGet("");
HttpParams params = httpclient.getParams();
params.setParameter("param1", "paramValue1");
httpget.setParams(params);
System.out.println("REQUEST:" + httpget.getURI());
ResponseHandler responseHandler = new BasicResponseHandler();
String responseBody;
responseBody = httpclient.execute(httpget, responseHandler);
System.out.println(responseBody);
// Create a response handler
} catch (NoSuchAlgorithmException e) {
// TODO Auto-generated catch block
e.printStackTrace();
} catch (ClientProtocolException e) {
// TODO Auto-generated catch block
e.printStackTrace();
} catch (IOException e) {
// TODO Auto-generated catch block
e.printStackTrace();
} catch (Exception ex) {
ex.printStackTrace();
}
}
}
~~~
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