Https接口调用工具类

ClientUtil.java



import org.apache.http.HttpEntity;

import org.apache.http.HttpResponse;

import org.apache.http.NameValuePair;

import org.apache.http.client.HttpClient;

import org.apache.http.client.entity.UrlEncodedFormEntity;

import org.apache.http.client.methods.HttpPost;

import org.apache.http.message.BasicNameValuePair;

import org.apache.http.util.EntityUtils;

import org.springframework.stereotype.Component;

import java.util.ArrayList;

import java.util.Iterator;

import java.util.List;

import java.util.Map;

import java.util.Map.Entry;

public class ClientUtil {

    private String charset = "utf-8";

    public String doPost(String url, Map&lt;String,String&gt; map){

        HttpClient httpClient = null;

        HttpPost httpPost = null;

        String result = null;

        try{

            httpClient = new SSLClient();

            httpPost = new HttpPost(url);

            //设置参数

            List&lt;NameValuePair&gt; list = new ArrayList&lt;NameValuePair&gt;();

            Iterator iterator = map.entrySet().iterator();

            while(iterator.hasNext()){

                Entry&lt;String,String&gt; elem = (Entry&lt;String, String&gt;) iterator.next();

                list.add(new BasicNameValuePair(elem.getKey(),elem.getValue()));

            }

            if(list.size() &gt; 0){

                UrlEncodedFormEntity entity = new UrlEncodedFormEntity(list,charset);

                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;

    }

}

SSLClient.java



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;

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;

//用于进行Https请求的HttpClient

public class SSLClient extends DefaultHttpClient{

    public SSLClient() throws Exception{

        super();

        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));

    }

}

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Https接口调用工具类

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