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zhujie

5 天以前 ec15861e14c66c38b1a8f5fffc6975d7da6c315c

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package com.mzl.flower.pay;
 
import java.io.ByteArrayOutputStream;
import java.io.DataOutputStream;
import java.io.IOException;
import java.io.InputStream;
import java.net.HttpURLConnection;
import java.net.URL;
import java.net.URLConnection;
import java.net.URLEncoder;
import java.util.Map;
 
import javax.net.ssl.HostnameVerifier;
import javax.net.ssl.HttpsURLConnection;
import javax.net.ssl.SSLSession;
 
import lombok.extern.slf4j.Slf4j;
import org.apache.commons.logging.Log;
 
@Slf4j
public class HttpConnectionUtil {
    private HttpURLConnection conn;
    private String connectUrl;
    
    public HttpConnectionUtil(String connectUrl){
        this.connectUrl = connectUrl;
    }
    
    public void init() throws Exception{
        URL url = new URL(connectUrl);
        System.setProperty("java.protocol.handler.pkgs", "javax.net.ssl");
        HostnameVerifier hv = new HostnameVerifier() {
             public boolean verify(String urlHostName, SSLSession session) {
             return urlHostName.equals(session.getPeerHost());
             }
        };
        HttpsURLConnection.setDefaultHostnameVerifier(hv);
        URLConnection conn = url.openConnection();
        conn.setDoInput(true);
        conn.setDoOutput(true);
        conn.setReadTimeout(60000);
        conn.setConnectTimeout(30000);
        if (conn instanceof HttpsURLConnection){
            HttpsURLConnection httpsConn = (HttpsURLConnection)conn;
            httpsConn.setSSLSocketFactory(SSLUtil.getInstance().getSSLSocketFactory());
        } else if (conn instanceof HttpURLConnection){
            HttpURLConnection httpConn = (HttpURLConnection)conn;
        } else {
            throw new Exception("不是http/https协议的url");
        }
        this.conn = (HttpURLConnection)conn;
        initDefaultPost();
    }
    
    public void destory(){
        try{
            if(this.conn!=null){
                this.conn.disconnect();
            }
        }catch(Exception e){
            
        }
    }
    
    private void initDefaultPost() throws Exception{
        conn.setDoOutput(true);
        conn.setDoInput(true);
        conn.setRequestMethod("POST");
        conn.setUseCaches(false);
        conn.setInstanceFollowRedirects(true);
        conn.setRequestProperty("Content-Type", "application/x-www-form-urlencoded");
    }
    
    public byte[] postParams(Map<String, String> params,boolean readreturn) throws IOException {
        StringBuilder outBuf = new StringBuilder();
        boolean isNotFirst = false;
        for (Map.Entry<String, String> entry: params.entrySet()){
            if (isNotFirst)
                outBuf.append('&');
            isNotFirst = true;
            outBuf
                .append(entry.getKey())
                .append('=')
                .append(URLEncoder.encode(entry.getValue(), "UTF-8"));
        }
        log.info("参数:"+outBuf.toString());
        return postParams(outBuf.toString(),readreturn);
    }
    
    public byte[] postParams(String message,boolean readreturn) throws IOException {
        DataOutputStream out = new DataOutputStream(conn.getOutputStream());
        out.write(message.getBytes("UTF-8"));
        out.close();
        if(readreturn){
            return readBytesFromStream(conn.getInputStream());
        }else{
            return null;
        }
    }
    
    public byte[] postParams(byte[] message,boolean readreturn) throws IOException {
        DataOutputStream out = new DataOutputStream(conn.getOutputStream());
        out.write(message);
        out.close();
        if(readreturn){
            return readBytesFromStream(conn.getInputStream());
        }else{
            return null;
        }
    }
    
    private byte[] readBytesFromStream(InputStream is) throws IOException{
        ByteArrayOutputStream baos = new ByteArrayOutputStream();
        int readLen;
        byte[] tmpBuf = new byte[4096];
        while ((readLen = is.read(tmpBuf)) > 0)
            baos.write(tmpBuf, 0, readLen);
        is.close();
        return baos.toByteArray();
    }
 
    public HttpURLConnection getConn() {
        return conn;
    }
    
}