java使用https post發送json數據

 
import java.io.ByteArrayOutputStream;
import java.io.DataOutputStream;
import java.io.IOException;
import java.io.InputStream;
import java.net.URL;
import java.security.KeyManagementException;
import java.security.NoSuchAlgorithmException;
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 HttpsUtil {

private static class TrustAnyTrustManager implements X509TrustManager {

    public void checkClientTrusted(X509Certificate[] chain, String authType)
            throws CertificateException {
    }

    public void checkServerTrusted(X509Certificate[] chain, String authType)
            throws CertificateException {
    }

    public X509Certificate[] getAcceptedIssuers() {
        return new X509Certificate[] {};
    }
}

private static class TrustAnyHostnameVerifier implements HostnameVerifier {
    public boolean verify(String hostname, SSLSession session) {
        return true;
    }
}

/**
 * post方式請求服務器(https協議)
 * 
 * @param url
 *            請求地址
 * @param content
 *            參數
 * @param charset
 *            編碼
 * @return
 * @throws NoSuchAlgorithmException
 * @throws KeyManagementException
 * @throws IOException
 */
public static byte[] post(String url, String content, String charset)
        throws NoSuchAlgorithmException, KeyManagementException,
        IOException {
    SSLContext sc = SSLContext.getInstance("SSL");
    sc.init(null, new TrustManager[] { new TrustAnyTrustManager() },
            new java.security.SecureRandom());

    URL console = new URL(url);
    HttpsURLConnection conn = (HttpsURLConnection) console.openConnection();
    conn.setSSLSocketFactory(sc.getSocketFactory());
    conn.setHostnameVerifier(new TrustAnyHostnameVerifier());
    conn.setDoOutput(true);
    conn.connect();
    DataOutputStream out = new DataOutputStream(conn.getOutputStream());
    out.write(content.getBytes(charset));
    // 刷新、關閉
    out.flush();
    out.close();
    InputStream is = conn.getInputStream();
    if (is != null) {
        ByteArrayOutputStream outStream = new ByteArrayOutputStream();
        byte[] buffer = new byte[1024];
        int len = 0;
        while ((len = is.read(buffer)) != -1) {
            outStream.write(buffer, 0, len);
        }
        is.close();
        return outStream.toByteArray();
    }
    return null;
}


}</pre>