com.loocme.sys.util.HttpGetUtil Maven / Gradle / Ivy

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package com.loocme.sys.util;

import java.util.List;
import java.util.Map;
import java.util.regex.Pattern;

import com.loocme.sys.constance.RegConst;
import com.loocme.sys.datastruct.Var;
import com.loocme.sys.exception.HttpConnectionException;

/**
 * get请求使用帮助类
 * 
 * 会根据请求的url判断使用http还是https
 * 
 * @author loocme
 * 
 */
public class HttpGetUtil
{

    private static final String REG_IS_HTTPS = "^https:.+$";
    private static final String REG_IS_HTTP = "^http:.+$";

    /**
     * post请求数据
     * 
     * @param url
     *            请求地址
     * @param content
     *            请求参数
     * @return 响应信息
     * @throws HttpConnectionException
     */
    public static String request(String url, String content)
            throws HttpConnectionException
    {
        return request(url, null, content);
    }

    /**
     * post请求数据
     * 
     * @param url
     *            请求地址
     * @param headerMap
     *            请求中需指定的头信息
     * @param content
     *            请求参数
     * @return 响应信息
     * @throws HttpConnectionException
     */
    public static String request(String url, Map headerMap,
            String content) throws HttpConnectionException
    {
        if (PatternUtil.isMatch(url, REG_IS_HTTPS, Pattern.CASE_INSENSITIVE))
        {
            return HttpUtil.get(url, headerMap, content);
        }
        else if (PatternUtil
                .isMatch(url, REG_IS_HTTP, Pattern.CASE_INSENSITIVE))
        {
            return HttpUtil.get(url, headerMap, content);
        }
        else
        {
            throw new HttpConnectionException(1001, "不是http请求");
        }
    }

    /**
     * post请求数据
     * 
     * @param url
     *            请求地址
     * @param encoding
     *            字符编码
     * @param headerMap
     *            请求中需指定的头信息
     * @return 响应信息
     * @throws HttpConnectionException
     */
    public static String request(String url, String encoding, int timeout,
            Map headerMap, Map requestParams)
            throws HttpConnectionException
    {
        if (PatternUtil.isMatch(url, REG_IS_HTTPS, Pattern.CASE_INSENSITIVE))
        {
            return HttpUtil.get(url, encoding, timeout, headerMap, RequestUtil.getReqContent(requestParams));
        }
        else if (PatternUtil
                .isMatch(url, REG_IS_HTTP, Pattern.CASE_INSENSITIVE))
        {
            return HttpUtil.get(url, encoding, timeout, headerMap, RequestUtil.getReqContent(requestParams));
        }
        else
        {
            throw new HttpConnectionException(1001, "不是http请求");
        }
    }

    public static Var getQueryStringParams(String queryString)
    {
        Var ret = Var.newObject();
        if (StringUtil.isNull(queryString))
        {
            return ret;
        }

        List matches = PatternUtil.getMatches(queryString, RegConst.URL_QUERY_STRING);
        if (ListUtil.isNull(matches))
        {
            return ret;
        }

        for (int i = 0; i < matches.size(); i++)
        {
            String[] match = matches.get(i);
            ret.set(match[2], match[3]);
        }
        return ret;
    }
}