callthepolicehappenforecastprocess.java

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package com.statistical.process;

import java.math.BigDecimal;

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

import com.statistical.StaticInfo;
import com.statistical.tools.DateUtils;

public class CallThePoliceHappenForecastProcess implements
		IStatisticalProcessIntf {

	public boolean process(HttpServletRequest request,
			HttpServletResponse response) throws Exception {
		String startLimit = request.getParameter("startLimit");
		String endLimit = request.getParameter("endLimit");
		IGetCallThPolliceHappenNum intf =  this.getGetCallThPolliceHappenNumImpl();
		String callThePoliceHappenNum = intf.getCallThPolliceHappenNum(startLimit, endLimit);
		BigDecimal callThePoliceHappenRate = new BigDecimal(callThePoliceHappenNum!=null?callThePoliceHappenNum:"0").divide(new BigDecimal(StaticInfo.VEHICLEMACHINE_NUM),3,BigDecimal.ROUND_UP).multiply(new BigDecimal(100));
		
		request.setAttribute("callThePoliceHappenNum", callThePoliceHappenNum);
		request.setAttribute("callThePoliceHappenRate", callThePoliceHappenRate);
		request.setAttribute("vehicleMachineNum",StaticInfo.VEHICLEMACHINE_NUM);
		return false;
	}
	
	public IGetCallThPolliceHappenNum getGetCallThPolliceHappenNumImpl(){
		return new GetCallThPolliceHappenNumImp();
	}

}