package com.hx.mp.util;
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import java.io.IOException;
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import java.io.PrintWriter;
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import java.io.UnsupportedEncodingException;
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import java.util.Iterator;
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import java.util.Map;
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import java.util.Set;
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import java.util.SortedMap;
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import java.util.TreeMap;
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import javax.servlet.http.HttpServletRequest;
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import javax.servlet.http.HttpServletResponse;
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/**
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* Ӧ������ Ӧ������̳д��࣬��дisTenpaySign�������ɡ�
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*JX
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*linhan
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*/
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public class ResponseHandler {
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/** ��Կ */
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private String key;
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/** Ӧ��IJ��� */
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@SuppressWarnings("rawtypes")
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private SortedMap parameters;
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/** debug��Ϣ */
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private String debugInfo;
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private HttpServletRequest request;
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private HttpServletResponse response;
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private String uriEncoding;
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/**
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* ���캯��
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*
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* @param request
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* @param response
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*/
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@SuppressWarnings("rawtypes")
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public ResponseHandler(HttpServletRequest request,
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HttpServletResponse response) {
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this.request = request;
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this.response = response;
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this.key = "";
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this.parameters = new TreeMap();
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this.debugInfo = "";
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this.uriEncoding = "";
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Map m = this.request.getParameterMap();
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Iterator it = m.keySet().iterator();
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while (it.hasNext()) {
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String k = (String) it.next();
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String v = ((String[]) m.get(k))[0];
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this.setParameter(k, v);
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}
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}
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/**
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* ��ȡ��Կ
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*/
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public String getKey() {
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return key;
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}
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/**
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* ������Կ
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*/
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public void setKey(String key) {
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this.key = key;
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}
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/**
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* ��ȡ����ֵ
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*
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* @param parameter
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* �������
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* @return String
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*/
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public String getParameter(String parameter) {
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String s = (String) this.parameters.get(parameter);
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return (null == s) ? "" : s;
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}
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/**
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* ���ò���ֵ
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*
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* @param parameter
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* �������
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* @param parameterValue
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* ����ֵ
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*/
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@SuppressWarnings("unchecked")
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public void setParameter(String parameter, String parameterValue) {
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String v = "";
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if (null != parameterValue) {
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v = parameterValue.trim();
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}
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this.parameters.put(parameter, v);
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}
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/**
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* �������еIJ���
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*
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* @return SortedMap
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*/
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@SuppressWarnings("rawtypes")
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public SortedMap getAllParameters() {
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return this.parameters;
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}
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/**
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* �Ƿ�Ƹ�ͨǩ��,������:���������a-z����,������ֵ�IJ���μ�ǩ��
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*
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* @return boolean
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*/
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@SuppressWarnings("rawtypes")
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public boolean isTenpaySign() {
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StringBuffer sb = new StringBuffer();
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Set es = this.parameters.entrySet();
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Iterator it = es.iterator();
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while (it.hasNext()) {
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Map.Entry entry = (Map.Entry) it.next();
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String k = (String) entry.getKey();
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String v = (String) entry.getValue();
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if (!"sign".equals(k) && null != v && !"".equals(v)) {
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sb.append(k + "=" + v + "&");
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}
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}
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sb.append("key=" + this.getKey());
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// ���ժҪ
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String enc = TenpayUtil.getCharacterEncoding(this.request,
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this.response);
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String sign = MD5Util.MD5Encode(sb.toString(), enc).toLowerCase();
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String tenpaySign = this.getParameter("sign").toLowerCase();
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// debug��Ϣ
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this.setDebugInfo(sb.toString() + " => sign:" + sign + " tenpaySign:"
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+ tenpaySign);
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return tenpaySign.equals(sign);
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}
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/**
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* ���ش������Ƹ�ͨ��������
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*
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* @param msg
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* : Success or fail��
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* @throws IOException
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*/
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public void sendToCFT(String msg) throws IOException {
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String strHtml = msg;
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PrintWriter out = this.getHttpServletResponse().getWriter();
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out.println(strHtml);
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out.flush();
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out.close();
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}
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/**
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* ��ȡuri����
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*
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* @return String
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*/
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public String getUriEncoding() {
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return uriEncoding;
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}
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/**
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* ����uri����
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*
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* @param uriEncoding
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* @throws UnsupportedEncodingException
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*/
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@SuppressWarnings("rawtypes")
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public void setUriEncoding(String uriEncoding)
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throws UnsupportedEncodingException {
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if (!"".equals(uriEncoding.trim())) {
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this.uriEncoding = uriEncoding;
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// ����ת��
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String enc = TenpayUtil.getCharacterEncoding(request, response);
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Iterator it = this.parameters.keySet().iterator();
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while (it.hasNext()) {
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String k = (String) it.next();
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String v = this.getParameter(k);
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v = new String(v.getBytes(uriEncoding.trim()), enc);
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this.setParameter(k, v);
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}
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}
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}
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/**
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* ��ȡdebug��Ϣ
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*/
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public String getDebugInfo() {
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return debugInfo;
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}
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/**
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* ����debug��Ϣ
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*/
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protected void setDebugInfo(String debugInfo) {
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this.debugInfo = debugInfo;
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}
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protected HttpServletRequest getHttpServletRequest() {
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return this.request;
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}
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protected HttpServletResponse getHttpServletResponse() {
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return this.response;
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}
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}
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