JAVA 调用https接口， java.security.cert.CertificateException

package com.easycare.store.util;

import java.security.cert.CertificateException;
import java.security.cert.X509Certificate;

import javax.net.ssl.SSLContext;
import javax.net.ssl.TrustManager;
import javax.net.ssl.X509TrustManager;

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.ssl.SSLSocketFactory;
import org.apache.http.impl.client.DefaultHttpClient;

//用于进行Https请求的HttpClient
@SuppressWarnings("deprecation")
public class SSLClient extends DefaultHttpClient {
    public SSLClient() throws Exception {
        super();
        // 传输协议需要根据自己的判断
        SSLContext ctx = SSLContext.getInstance("TLS");
        X509TrustManager tm = new X509TrustManager() {
            @Override
            public void checkClientTrusted(X509Certificate[] chain, String authType) throws CertificateException {
            }

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

            @Override
            public X509Certificate[] getAcceptedIssuers() {
                return null;
            }
        };
        ctx.init(null, new TrustManager[] { tm }, null);
        SSLSocketFactory ssf = new SSLSocketFactory(ctx, SSLSocketFactory.ALLOW_ALL_HOSTNAME_VERIFIER);
        ClientConnectionManager ccm = this.getConnectionManager();
        SchemeRegistry sr = ccm.getSchemeRegistry();
        sr.register(new Scheme("https", 443, ssf));
    }
}

package com.easycare.store.util;

import java.util.Iterator;
import java.util.Map;
import java.util.Map.Entry;

import org.apache.http.HttpEntity;
import org.apache.http.HttpResponse;
import org.apache.http.client.HttpClient;
import org.apache.http.client.methods.HttpPost;
import org.apache.http.entity.StringEntity;
import org.apache.http.util.EntityUtils;

import net.sf.json.JSONObject;

/*
 * 利用HttpClient进行post请求的工具类
 */
public class HttpClientUtil {
    public String doPost(String url, Map<String, String> paramsMap, String charset) {
        HttpClient httpClient = null;
        HttpPost httpPost = null;
        String result = null;
        try {
            httpClient = new SSLClient();
            httpPost = new HttpPost(url);
            // 设置参数
            Iterator<?> iterator = paramsMap.entrySet().iterator();
            // json方式
            JSONObject jsonParam = new JSONObject();
            while (iterator.hasNext()) {
                @SuppressWarnings("unchecked")
                Entry<String, String> elem = (Entry<String, String>) iterator.next();
                jsonParam.put(elem.getKey(), elem.getValue());
            }

            StringEntity entity = new StringEntity(jsonParam.toString(), "utf-8");// 解决中文乱码问题
            entity.setContentEncoding("UTF-8");
            entity.setContentType("application/json");
            httpPost.setEntity(entity);

            HttpResponse response = httpClient.execute(httpPost);
            if (response != null) {
                HttpEntity resEntity = response.getEntity();
                if (resEntity != null) {
                    result = EntityUtils.toString(resEntity, charset);
                }
            }
        } catch (Exception ex) {
            ex.printStackTrace();
        }
        return result;
    }
}

调用：httpClientUtil.doPost(url,paramsMap,"uft-8");