通用的Servlet控制器,相仿Strtus，SpringMVC

通用的Servlet控制器,类似Strtus，SpringMVC

import java.io.BufferedReader;
import java.io.IOException;
import java.lang.reflect.InvocationTargetException;
import java.util.ArrayList;
import java.util.Iterator;
import java.util.LinkedHashMap;
import java.util.List;
import java.util.Map;
import java.util.Map.Entry;

import javax.servlet.ServletException;
import javax.servlet.http.HttpServletRequest;
import javax.servlet.http.HttpServletResponse;

import net.sf.json.JSONArray;
import net.sf.json.JSONObject;
import net.sf.json.JsonConfig;

import org.apache.commons.io.IOUtils;
import org.apache.log4j.Logger;

/**
?*/
public class testConfigController extends AbstractController {

??? private final static Logger log = Logger
??? ??? ??? .getLogger(testConfigController .class);

??? protected void doRequest(HttpServletRequest req, HttpServletResponse res)
??? ??? ??? throws IOException {
??? ??? try {
??? ??? ??? doRequestForward();
??? ??? } catch (ECISException e) {
??? ??? ??? log.error(MessageUtils.getCodeAndMessage(EXCEPTIONSYSERROR), e);
??? ??? ??? writeError(e);
??? ??? }
??? }
???
??? /**
??? ?*
??? ?* <p>
??? ?* Description: 对请求的方法进行转发相应的url，进行处理
??? ?* </p>
??? ?*
??? ?* @param HttpServletRequest
??? ?*??????????? req
??? ?* @throws SystemException
??? ?*/
??? private void doRequestForward()
??? ??? ??? throws SystemException {
??? ??? String action = request.getParameter(ACTION);
??? ???
??? ??? if(null!=action){
??? ??? ??? action=Character.toUpperCase(action.charAt(0)) + action.substring(1);
??? ??? }
??? ??? if (log.isDebugEnabled()) {
??? ??? ??? log.debug(action);
??? ??? }
??? ???
??? ??? StringBuilder sb = new StringBuilder();
??? ??? sb.append(DO);
??? ??? sb.append(action);
??? ??? try {
??? ??? ??? if(null!=action){
??? ??? ??? ??? invokeMethod(this, sb.toString(), null);
??? ??? ??? }
??? ??? } catch (NoSuchMethodException e) {
??? ??? ??? log.error(MessageUtils.getCodeAndMessage(EXCEPTIONMETHODERROR), e);
??? ??? ??? throw new SystemException(EXCEPTIONMETHODERROR);
??? ??? } catch (IllegalAccessException e) {
??? ??? ??? log.error(MessageUtils.getCodeAndMessage(EXCEPTIONFIELDERROR), e);
??? ??? ??? throw new SystemException(EXCEPTIONFIELDERROR);
??? ??? } catch (InvocationTargetException e) {
??? ??? ??? log.error(MessageUtils.getCodeAndMessage(EXCEPTIONOBJECTERROR), e);
??? ??? ??? throw new SystemException(EXCEPTIONOBJECTERROR);
??? ??? }
??? }
???

??? /**
??? ?*
??? ?* <p>
??? ?* Description: 页面得到request请求,并对请求流进行解析成String
??? ?* </p>
??? ?*
??? ?* @param HttpServletRequest
??? ?*??????????? req
??? ?* @throws SystemException
??? ?*/
??? private JSONObject doRequestToJson()
??? ??? ??? throws SystemException {
??? ??? JSONObject json = null;
??? ??? try {
??? ??? ??? BufferedReader jsonBuffer = request.getReader();
??? ??? ??? if (null != jsonBuffer) {
??? ??? ??? ??? json = JSONObject.fromObject(IOUtils.toString(jsonBuffer));
??? ??? ??? }
??? ??? } catch (IOException e) {
??? ??? ??? log.error(MessageUtils.getCodeAndMessage(EXCEPTIONIOERROR), e);
??? ??? ??? throw new SystemException(EXCEPTIONIOERROR);
??? ??? }
??? ??? return json;
??? }
???
??? /**
??? ?* <p>当前请求数据位数组格式，需要转化为JsonArray形式</p>
??? ?* @return
??? ?* @throws SystemException
??? ?*/
??? private JSONArray doRequestJsonToString()
??? ??? ??? throws SystemException {
??? ??? JSONArray jsonArray = null;
??? ??? try {
??? ??? ??? BufferedReader jsonBuffer = request.getReader();
??? ??? ??? if (null != jsonBuffer) {
??? ??? ??? ??? jsonArray = JSONArray.fromObject(IOUtils.toString(jsonBuffer));
??? ??? ??? }
??? ??? } catch (IOException e) {
??? ??? ??? log.error(MessageUtils.getCodeAndMessage(EXCEPTIONIOERROR), e);
??? ??? ??? throw new SystemException(EXCEPTIONIOERROR);
??? ??? }
??? ??? return jsonArray;
??? }
???
??? /**
??? ?* <p>判断当前启动模式，来显示调试并打印记录信息</p>
??? ?* @param strs
??? ?*/
??? private void printDebugLog(String... strs) {
??? ??? if (log.isDebugEnabled()) {
??? ??? ??? for (String str : strs) {
??? ??? ??? ??? log.debug("Class:" + this.getClass() + " parameter:" + str);
??? ??? ??? }
??? ??? }
??? }

??? private void printDebugLog(String str) {
??? ??? if (log.isDebugEnabled()) {
??? ??? ??? log.debug("Class:" + this.getClass() + " parameter:" + str);
??? ??? }
??? }

}