org.zht.framework.util.RequestUtil.java Source code

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Here is the source code for org.zht.framework.util.RequestUtil.java

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/**
 * Copyright (c) 2015 https://github.com/zhaohuatai
 *
 * Licensed under the Apache License, Version 2.0 (the "License");
 */
package org.zht.framework.util;

import java.util.Enumeration;
import java.util.List;
import java.util.Map;

import javax.servlet.http.HttpServletRequest;

import com.alibaba.fastjson.JSON;
import com.google.common.collect.Lists;
import com.google.common.collect.Maps;

public class RequestUtil {
    /**
     * 
     * @param request
     * @return
     */
    public static String getRequestParams(HttpServletRequest request) {
        Map<String, String[]> params = request.getParameterMap();
        if (params == null) {
            return "";
        }
        return JSON.toJSONString(params);
    }

    public static String getRequestHeaders(HttpServletRequest request) {
        Map<String, List<String>> headers = Maps.newHashMap();
        Enumeration<String> namesEnumeration = request.getHeaderNames();
        while (namesEnumeration != null && namesEnumeration.hasMoreElements()) {
            String name = namesEnumeration.nextElement();
            Enumeration<String> valueEnumeration = request.getHeaders(name);
            List<String> values = Lists.newArrayList();
            while (valueEnumeration.hasMoreElements()) {
                values.add(valueEnumeration.nextElement());
            }
            headers.put(name, values);
        }
        return JSON.toJSONString(headers);
    }
}