package com.yihu.utils;

import java.io.File;
import java.io.FileInputStream;
import java.io.FileOutputStream;
import java.io.IOException;
import java.io.OutputStream;
import java.lang.reflect.Field;
import java.lang.reflect.InvocationTargetException;
import java.lang.reflect.Method;
import java.math.BigDecimal;
import java.nio.channels.FileChannel;
import java.sql.ResultSet;
import java.sql.SQLException;
import java.sql.Timestamp;
import java.text.DecimalFormat;
import java.text.SimpleDateFormat;
import java.util.ArrayList;
import java.util.Date;
import java.util.HashMap;
import java.util.List;
import java.util.Map;
import java.util.Set;

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

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

import org.apache.log4j.Logger;

public class BaseFunction {
	public static Logger logger=Logger.getLogger("myInfo");
	public static boolean isDebug=true;
	
	//去除空格，替换中文的横线、斜杠
	public static String trim(String val) {
		return val==null?val:val.trim().toUpperCase().replaceAll("－", "-");
	}
	
	public static JsonConfig getDefaultJSONConfig(){
		JsonConfig jsonConfig = new JsonConfig();
		jsonConfig.registerJsonValueProcessor(java.util.Date.class, new DateJsonValueProcessor());
		jsonConfig.registerJsonValueProcessor(java.sql.Timestamp.class, new DateJsonValueProcessor());
		jsonConfig.registerJsonValueProcessor(Integer.class, new DateJsonValueProcessor());
		jsonConfig.registerJsonValueProcessor(Double.class, new DateJsonValueProcessor());

		
		return jsonConfig;
	}

	
	// 用来判断两个对象的值的差异，map键值对为字段的英文－中文对照
	public static String makeCompareInfo(Object oldValue, Object newValue) {
		String info = "";
		try {
			info = makeCompareInfo(
					JSONObject.fromObject(oldValue,
							BaseFunction.getDefaultJSONConfig()),
					JSONObject.fromObject(newValue,
							BaseFunction.getDefaultJSONConfig()));

		} catch (Exception e) {
			e.printStackTrace();
		}
		return info;

	}
	
	// 用来判断两个对象的值的差异，map键值对为字段的英文－中文对照
	public static String makeCompareInfo(JSONObject oldValue, JSONObject newValue) {
		String info = "";
		try {


			Set<String> propertyNames = oldValue.keySet();
			for (String propertyName : propertyNames) {
				try {

					Object oldStr =oldValue.optString(propertyName,"");
					Object newStr =newValue.optString(propertyName,"");
					
					if (!oldStr.equals(newStr)) {
						if (info.length() > 0){
							info += ",";
						}						
						info += propertyName + "：“" + oldStr + "”" + "->“" + newStr + "”";
					}
				} catch (Exception e) {
					e.printStackTrace();
				}
			}
		} catch (Exception e) {
			e.printStackTrace();
		}
		return info;

	}
}