package com.java110.utils.util;
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import com.alibaba.fastjson.JSONObject;
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import com.java110.utils.log.LoggerEngine;
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import java.text.SimpleDateFormat;
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/**
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* JSON 格式字符串解析
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* Created by wuxw on 2017/7/23.
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*/
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public class StringJsonDeal extends LoggerEngine{
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private static final SimpleDateFormat SDF = new SimpleDateFormat("yyyyMMddHHmmss");
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private JSONObject jsonObject = null;
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public StringJsonDeal(String jsonString){
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try {
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jsonObject = JSONObject.parseObject(jsonString);
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}catch (Exception e){
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e.printStackTrace();
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}
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}
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public StringJsonDeal(JSONObject jsonObject) {
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this.jsonObject = jsonObject;
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}
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/**
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* 对逻辑字符串进行分析和运算
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*
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* @param jsonString
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* @param keyIdentifyLogicInfo
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* @return
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* @throws
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*/
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public static boolean logicCalculus(String jsonString, String keyIdentifyLogicInfo) throws Exception {
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final String PART_STRING_DBL_AMPERSAND = "&&"; //表示字符串：&&
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final String PART_STRING_DBL_VERTICAL_BAR = "||"; //表示字符串：||
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final String PART_STRING_L_BIG_BRACKET = "{"; //表示字符串：{
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final String PART_STRING_R_BIG_BRACKET = "}"; //表示字符串：}
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final String PRVT_TRUE_STR = "1";
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final String PRVT_FALSE_STR = "0";
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final String PRVT_OR_BLANK_STR = " || ";
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String keyIdentifyLogicStr = keyIdentifyLogicInfo; //动态变化的关键判断逻辑信息
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while (keyIdentifyLogicStr.contains(PART_STRING_L_BIG_BRACKET)
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&& keyIdentifyLogicStr.contains(PART_STRING_R_BIG_BRACKET)
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|| keyIdentifyLogicStr.contains(PART_STRING_DBL_AMPERSAND)
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|| keyIdentifyLogicStr.contains(PART_STRING_DBL_VERTICAL_BAR)
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|| !PRVT_TRUE_STR.equals(keyIdentifyLogicStr) && !PRVT_FALSE_STR.equals(keyIdentifyLogicStr)) {
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int leftBigBracketPosition = 0; //最内左大括号的位置
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int rightBigBracketPosition = 0; //最内右大括号的位置
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String curProcessStr = keyIdentifyLogicStr; //当前要处理的字符串片断
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if (keyIdentifyLogicStr.contains(PART_STRING_L_BIG_BRACKET)
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&& keyIdentifyLogicStr.contains(PART_STRING_R_BIG_BRACKET)) {
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leftBigBracketPosition = keyIdentifyLogicStr.lastIndexOf(PART_STRING_L_BIG_BRACKET);
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rightBigBracketPosition = keyIdentifyLogicStr
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.indexOf(PART_STRING_R_BIG_BRACKET, leftBigBracketPosition);
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curProcessStr = keyIdentifyLogicStr.substring(leftBigBracketPosition + 1, rightBigBracketPosition);
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}
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String rsltLogicStr = "";
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if (curProcessStr.contains(PART_STRING_DBL_VERTICAL_BAR)) {
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String[] orLogicStrs = curProcessStr.split("\\|\\|"); //“或”逻辑信息
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int orLogicStrNum = orLogicStrs.length;
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String curOrLogicStr = "";
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String curAndLogicStr = "";
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String orLogicStr = "";
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String andLogicStr = "";
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boolean hasTrue = false;
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for (int i = 0; i < orLogicStrNum; i++) {
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curOrLogicStr = orLogicStrs[i];
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if (null != curOrLogicStr) {
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curOrLogicStr = curOrLogicStr.trim();
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}
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if (null == curOrLogicStr || "".equals(curOrLogicStr)) {
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throw new Exception("字段配置错误，两个||之间不能没有信息");
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}
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orLogicStr = PRVT_FALSE_STR;
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if (curOrLogicStr.contains(PART_STRING_DBL_AMPERSAND)) {
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String[] andLogicStrs = curOrLogicStr.split(PART_STRING_DBL_AMPERSAND); //“与”逻辑信息
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int andLogicStrNum = andLogicStrs.length;
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andLogicStr = PRVT_TRUE_STR;
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for (int j = 0; j < andLogicStrNum; j++) {
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curAndLogicStr = andLogicStrs[j];
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if (null != curAndLogicStr) {
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curAndLogicStr = curAndLogicStr.trim();
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}
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if (null == curAndLogicStr || "".equals(curAndLogicStr)) {
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throw new Exception("字段配置错误，两个&&之间不能没有信息");
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}
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if (!jsonString.contains(curAndLogicStr) || PRVT_FALSE_STR.equals(curAndLogicStr)) {
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andLogicStr = PRVT_FALSE_STR;
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break;
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}
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}
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if ("".equals(rsltLogicStr)) {
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rsltLogicStr = andLogicStr;
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} else {
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rsltLogicStr += PRVT_OR_BLANK_STR + andLogicStr;
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}
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} else {
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if (jsonString.contains(curOrLogicStr) || PRVT_TRUE_STR.equals(curOrLogicStr)) {
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if (!hasTrue) {
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orLogicStr = PRVT_TRUE_STR;
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if ("".equals(rsltLogicStr)) {
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rsltLogicStr = orLogicStr;
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} else {
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rsltLogicStr += PRVT_OR_BLANK_STR + orLogicStr;
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}
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hasTrue = true;
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}
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}
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}
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}
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if (!hasTrue) {
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if ("".equals(rsltLogicStr)) {
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rsltLogicStr = orLogicStr;
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} else {
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rsltLogicStr += PRVT_OR_BLANK_STR + orLogicStr;
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}
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}
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} else if (curProcessStr.contains(PART_STRING_DBL_AMPERSAND)) {
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String[] andLogicStrs = curProcessStr.split(PART_STRING_DBL_AMPERSAND); //“与”逻辑信息
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int andLogicStrNum = andLogicStrs.length;
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String curAndLogicStr = "";
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String andLogicStr = PRVT_TRUE_STR;
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for (int j = 0; j < andLogicStrNum; j++) {
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curAndLogicStr = andLogicStrs[j];
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if (null != curAndLogicStr) {
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curAndLogicStr = curAndLogicStr.trim();
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}
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if (null == curAndLogicStr || "".equals(curAndLogicStr)) {
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throw new Exception("字段配置错误，两个&&之间不能没有信息");
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}
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if (!jsonString.contains(curAndLogicStr) || PRVT_FALSE_STR.equals(curAndLogicStr)) {
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andLogicStr = PRVT_FALSE_STR;
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break;
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}
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}
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rsltLogicStr = andLogicStr;
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} else {
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String andLogicStr = PRVT_TRUE_STR;
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if (!jsonString.contains(curProcessStr) || PRVT_FALSE_STR.equals(curProcessStr)) {
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andLogicStr = PRVT_FALSE_STR;
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}
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rsltLogicStr = andLogicStr;
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}
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logger.debug("替换前判断逻辑字符串（keyIdentifyLogicStr） ：{}", keyIdentifyLogicStr);
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logger.debug("当前用于替换的逻辑字符串（rsltLogicStr） ：{}", rsltLogicStr);
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if (0 != rightBigBracketPosition) {
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keyIdentifyLogicStr = keyIdentifyLogicStr.substring(0, leftBigBracketPosition) + rsltLogicStr
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+ keyIdentifyLogicStr.substring(rightBigBracketPosition + 1);
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} else {
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keyIdentifyLogicStr = rsltLogicStr;
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}
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logger.debug("替换后判断逻辑字符串（keyIdentifyLogicStr） ：{}", keyIdentifyLogicStr);
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}
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if (PRVT_TRUE_STR.equals(keyIdentifyLogicStr)) {
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return true;
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}
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return false;
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}
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}
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