公式负数符号特殊处理
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2b4ded9dd0
commit
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@ -2,6 +2,7 @@ package com.engine.salary.formlua.util;
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import com.alibaba.fastjson.JSONObject;
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import com.engine.salary.formlua.entity.parameter.FormulaContext;
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import org.apache.commons.lang3.StringUtils;
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import java.util.HashMap;
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import java.util.Map;
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@ -11,217 +12,223 @@ import java.util.regex.PatternSyntaxException;
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public class ExpressRegularUtil {
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private static final String[] checkRegularNullParameter=new String[]{"TRUE","FALSE","NOW","TODAY"};
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private static final String[] operSymbs=new String[]{">",">=","=","<","<=","\\+","-","\\*","\\/","!="};
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private static final String checkRegularParameter="AND|OR|IF|NOT|LIKE|DATEDIFF|DATEADD|WEEKNUM|WEEKDAY|DATEFORMAT|Y|M|D|H|I|S|COUNT|SUM|MAX|MIN|CONCAT|SEARCH|TEXT|PAD|REPLACE|VALUE|LEN|LEFT|RIGHT|MID";
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private final static String leftCircleBracket="Unmatched closing '('";
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private final static String rightCircleBracket="Unmatched closing ')'";
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private final static String leftSquareBracket="Unmatched closing '['";
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private final static String rightSquareeBracket="Unmatched closing ']'";
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private final static String leftBigBracket="Unmatched closing '{'";
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private final static String rightBigBracket="Unmatched closing '}'";
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public static boolean checkFuncExpress(String str){
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filter(str);
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return true;
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}
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private static final String[] checkRegularNullParameter = new String[]{"TRUE", "FALSE", "NOW", "TODAY"};
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private static final String[] operSymbs = new String[]{">", ">=", "=", "<", "<=", "\\+", "-", "\\*", "\\/", "!="};
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private static final String checkRegularParameter = "AND|OR|IF|NOT|LIKE|DATEDIFF|DATEADD|WEEKNUM|WEEKDAY|DATEFORMAT|Y|M|D|H|I|S|COUNT|SUM|MAX|MIN|CONCAT|SEARCH|TEXT|PAD|REPLACE|VALUE|LEN|LEFT|RIGHT|MID";
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private final static String leftCircleBracket = "Unmatched closing '('";
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private final static String rightCircleBracket = "Unmatched closing ')'";
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private final static String leftSquareBracket = "Unmatched closing '['";
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private final static String rightSquareeBracket = "Unmatched closing ']'";
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private final static String leftBigBracket = "Unmatched closing '{'";
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private final static String rightBigBracket = "Unmatched closing '}'";
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public static boolean isContainChinese(String str) {
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Pattern p = Pattern.compile("[\u4E00-\u9FA5|\\！|\\，|\\。|\\（|\\）|\\《|\\》|\\“|\\”|\\？|\\：|\\；|\\【|\\】]");
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Matcher m = p.matcher(str);
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if (m.find()) {
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return true;
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}
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return false;
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}
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public static boolean checkFuncExpress(String str) {
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filter(str);
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return true;
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}
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private static void filter(String formula){
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try {
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testSymbol(formula);
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checkNullRegular(formula);
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checkOperatorNullParam(formula);
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formula=formula.replaceAll("","#");
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String leftReplace="";
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String rightReplace="";
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leftReplace=formula.replaceAll("\\(","");
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rightReplace=formula.replaceAll("\\)","");
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if(leftReplace.length()>rightReplace.length()){
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PatternSyntaxException patternSyntaxException=new PatternSyntaxException(leftCircleBracket,formula,formula.lastIndexOf(")"));
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throw patternSyntaxException;
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}
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if(leftReplace.length()<rightReplace.length()){
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PatternSyntaxException patternSyntaxException=new PatternSyntaxException(rightCircleBracket,formula,formula.indexOf("("));
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throw patternSyntaxException;
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}
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public static boolean isContainChinese(String str) {
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Pattern p = Pattern.compile("[\u4E00-\u9FA5|\\！|\\，|\\。|\\（|\\）|\\《|\\》|\\“|\\”|\\？|\\：|\\；|\\【|\\】]");
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Matcher m = p.matcher(str);
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if (m.find()) {
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return true;
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}
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return false;
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}
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leftReplace=formula.replaceAll("\\{","");
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rightReplace=formula.replaceAll("}","");
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if(leftReplace.length()>rightReplace.length()){
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PatternSyntaxException patternSyntaxException=new PatternSyntaxException(leftBigBracket,formula,formula.lastIndexOf("}"));
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throw patternSyntaxException;
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}
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if(leftReplace.length()<rightReplace.length()){
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PatternSyntaxException patternSyntaxException=new PatternSyntaxException(rightBigBracket,formula,formula.indexOf("{"));
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throw patternSyntaxException;
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}
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private static void filter(String formula) {
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try {
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testSymbol(formula);
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checkNullRegular(formula);
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checkOperatorNullParam(formula);
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formula = formula.replaceAll("", "#");
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String leftReplace = "";
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String rightReplace = "";
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leftReplace = formula.replaceAll("\\(", "");
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rightReplace = formula.replaceAll("\\)", "");
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if (leftReplace.length() > rightReplace.length()) {
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PatternSyntaxException patternSyntaxException = new PatternSyntaxException(leftCircleBracket, formula, formula.lastIndexOf(")"));
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throw patternSyntaxException;
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}
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if (leftReplace.length() < rightReplace.length()) {
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PatternSyntaxException patternSyntaxException = new PatternSyntaxException(rightCircleBracket, formula, formula.indexOf("("));
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throw patternSyntaxException;
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}
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leftReplace=formula.replaceAll("\\[","");
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rightReplace=formula.replaceAll("]","");
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if(leftReplace.length()>rightReplace.length()){
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PatternSyntaxException patternSyntaxException=new PatternSyntaxException(leftSquareBracket,formula,formula.lastIndexOf("]"));
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throw patternSyntaxException;
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}
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if(leftReplace.length()<rightReplace.length()){
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PatternSyntaxException patternSyntaxException=new PatternSyntaxException(rightSquareeBracket,formula,formula.indexOf("["));
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throw patternSyntaxException;
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}
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leftReplace = formula.replaceAll("\\{", "");
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rightReplace = formula.replaceAll("}", "");
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if (leftReplace.length() > rightReplace.length()) {
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PatternSyntaxException patternSyntaxException = new PatternSyntaxException(leftBigBracket, formula, formula.lastIndexOf("}"));
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throw patternSyntaxException;
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}
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if (leftReplace.length() < rightReplace.length()) {
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PatternSyntaxException patternSyntaxException = new PatternSyntaxException(rightBigBracket, formula, formula.indexOf("{"));
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throw patternSyntaxException;
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}
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} catch (PatternSyntaxException e) {
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String error=e.getDescription().trim();
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int errorIdx=e.getIndex();
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int errorEndIdx=-1;
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switch (error){
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case leftCircleBracket:
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error="'('括号没有找到";
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errorEndIdx=-1;
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break;
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case rightCircleBracket:
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error="'('括号没有闭合";
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errorEndIdx=-1;
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break;
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case leftSquareBracket:
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error="'['括号没有找到";
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errorEndIdx=-1;
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break;
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case rightSquareeBracket:
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error="'['括号没有闭合";
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errorEndIdx=-1;
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break;
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case leftBigBracket:
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error="'{'括号没有找到";
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errorEndIdx=-1;
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break;
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case rightBigBracket:
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error="'{'括号没有闭合";
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errorEndIdx=-1;
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break;
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case "TRUE函数不能有参数":
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errorEndIdx=errorIdx+4;
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break;
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case "FALSE函数不能有参数":
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errorEndIdx=errorIdx+5;
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break;
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case "NOW函数不能有参数":
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errorEndIdx=errorIdx+3;
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break;
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case "TODAY函数不能有参数":
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errorEndIdx=errorIdx+5;
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break;
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leftReplace = formula.replaceAll("\\[", "");
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rightReplace = formula.replaceAll("]", "");
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if (leftReplace.length() > rightReplace.length()) {
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PatternSyntaxException patternSyntaxException = new PatternSyntaxException(leftSquareBracket, formula, formula.lastIndexOf("]"));
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throw patternSyntaxException;
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}
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if (leftReplace.length() < rightReplace.length()) {
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PatternSyntaxException patternSyntaxException = new PatternSyntaxException(rightSquareeBracket, formula, formula.indexOf("["));
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throw patternSyntaxException;
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}
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}
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JSONObject catchJson=null;
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if(errorEndIdx<0){
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catchJson= ErrorUtil.buildError(formula,errorIdx+1,null,error);
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}else {
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catchJson= ErrorUtil.buildError(formula,errorIdx+1,errorEndIdx,null,error);
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}
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} catch (PatternSyntaxException e) {
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String error = e.getDescription().trim();
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int errorIdx = e.getIndex();
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int errorEndIdx = -1;
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switch (error) {
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case leftCircleBracket:
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error = "'('括号没有找到";
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errorEndIdx = -1;
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break;
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case rightCircleBracket:
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error = "'('括号没有闭合";
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errorEndIdx = -1;
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break;
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case leftSquareBracket:
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error = "'['括号没有找到";
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errorEndIdx = -1;
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break;
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case rightSquareeBracket:
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error = "'['括号没有闭合";
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errorEndIdx = -1;
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break;
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case leftBigBracket:
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error = "'{'括号没有找到";
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errorEndIdx = -1;
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break;
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case rightBigBracket:
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error = "'{'括号没有闭合";
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errorEndIdx = -1;
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break;
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case "TRUE函数不能有参数":
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errorEndIdx = errorIdx + 4;
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break;
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case "FALSE函数不能有参数":
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errorEndIdx = errorIdx + 5;
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break;
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case "NOW函数不能有参数":
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errorEndIdx = errorIdx + 3;
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break;
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case "TODAY函数不能有参数":
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errorEndIdx = errorIdx + 5;
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break;
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catchJson.put("formula",formula);
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throw new PatternSyntaxException(catchJson.toJSONString(),null,errorIdx+1);
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}
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}
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}
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JSONObject catchJson = null;
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if (errorEndIdx < 0) {
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catchJson = ErrorUtil.buildError(formula, errorIdx + 1, null, error);
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} else {
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catchJson = ErrorUtil.buildError(formula, errorIdx + 1, errorEndIdx, null, error);
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}
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private static void checkNullRegular(String formula){
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String filterPattern=null;
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for(int i=0;i<checkRegularNullParameter.length;i++){
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int eidx=formula.indexOf(checkRegularNullParameter[i]);
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if(eidx>=0){
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if(FormulaContext.get().getValue(checkRegularNullParameter[i])!=null){
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Integer paramCount=FormulaContext.get().getValue(checkRegularNullParameter[i]);
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paramCount++;
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FormulaContext.get().setValue(checkRegularNullParameter[i]);
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}else {
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FormulaContext.get().setValue(checkRegularNullParameter[i]);
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}
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filterPattern=checkRegularNullParameter[i]+"{1}\\({1}\\){1}";
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Pattern pattern= Pattern.compile(filterPattern);
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Matcher matcher=pattern.matcher(formula);
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boolean excuteBool=matcher.find();
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if(!excuteBool){
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eidx=0;
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Integer errorCount=FormulaContext.get().getFormulaJson().getInteger(checkRegularNullParameter[i]);
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String [] errorCutArray=formula.split(checkRegularNullParameter[i]);
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for (int fi=0;fi<errorCount;fi++){
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eidx+=errorCutArray[fi].length();
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if(errorCutArray.length>1&&fi>0){
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eidx+=checkRegularNullParameter[i].length();
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}
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}
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PatternSyntaxException patternSyntaxException=new PatternSyntaxException(checkRegularNullParameter[i]+"函数不能有参数",formula,eidx);
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throw patternSyntaxException;
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}
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}else {
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catchJson.put("formula", formula);
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throw new PatternSyntaxException(catchJson.toJSONString(), null, errorIdx + 1);
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}
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}
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}
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}
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}
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private static void checkNullRegular(String formula) {
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String filterPattern = null;
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for (int i = 0; i < checkRegularNullParameter.length; i++) {
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int eidx = formula.indexOf(checkRegularNullParameter[i]);
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if (eidx >= 0) {
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if (FormulaContext.get().getValue(checkRegularNullParameter[i]) != null) {
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Integer paramCount = FormulaContext.get().getValue(checkRegularNullParameter[i]);
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paramCount++;
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FormulaContext.get().setValue(checkRegularNullParameter[i]);
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} else {
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FormulaContext.get().setValue(checkRegularNullParameter[i]);
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}
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filterPattern = checkRegularNullParameter[i] + "{1}\\({1}\\){1}";
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Pattern pattern = Pattern.compile(filterPattern);
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Matcher matcher = pattern.matcher(formula);
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boolean excuteBool = matcher.find();
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if (!excuteBool) {
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eidx = 0;
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Integer errorCount = FormulaContext.get().getFormulaJson().getInteger(checkRegularNullParameter[i]);
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String[] errorCutArray = formula.split(checkRegularNullParameter[i]);
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for (int fi = 0; fi < errorCount; fi++) {
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eidx += errorCutArray[fi].length();
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if (errorCutArray.length > 1 && fi > 0) {
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eidx += checkRegularNullParameter[i].length();
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}
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}
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PatternSyntaxException patternSyntaxException = new PatternSyntaxException(checkRegularNullParameter[i] + "函数不能有参数", formula, eidx);
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throw patternSyntaxException;
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}
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} else {
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private static void checkOperatorNullParam(String formula){
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formula=formula.trim();
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JSONObject errorJson=new JSONObject();
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Map<String,Integer> operMap=new HashMap<>();
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}
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}
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}
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for (int i=0;i<operSymbs.length;i++){
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String operSymb=operSymbs[i];
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if(formula.indexOf(operSymb)<0){
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continue;
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}
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if(operMap.get(operSymb)==null){
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operMap.put(operSymb,1);
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}else{
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operMap.put(operSymb,operMap.get(operSymb)+1);
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}
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String commonP="("+operSymb+")";
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Pattern wrongPone=Pattern.compile("^.+"+commonP+"+?$");
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Pattern wrongPtwo=Pattern.compile("^"+commonP+"+?.+$");
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Pattern wrongPthree=Pattern.compile("^"+commonP+"+?$");
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private static void checkOperatorNullParam(String formula) {
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formula = formula.trim();
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JSONObject errorJson = new JSONObject();
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Map<String, Integer> operMap = new HashMap<>();
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Matcher m=wrongPone.matcher(formula);
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for (int i = 0; i < operSymbs.length; i++) {
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String operSymb = operSymbs[i];
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if (formula.indexOf(operSymb) < 0) {
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continue;
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}
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if (operMap.get(operSymb) == null) {
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operMap.put(operSymb, 1);
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} else {
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operMap.put(operSymb, operMap.get(operSymb) + 1);
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}
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String commonP = "(" + operSymb + ")";
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Pattern wrongPone = Pattern.compile("^.+" + commonP + "+?$");
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Pattern wrongPtwo = Pattern.compile("^" + commonP + "+?.+$");
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Pattern wrongPthree = Pattern.compile("^" + commonP + "+?$");
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if(m.find()){
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errorJson= ErrorUtil.buildError(operSymb,formula.length(),operMap.get(operSymb),"操作符两端的参数不能为空");
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throw new RuntimeException(errorJson.getString("msg"));
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}
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Matcher m = wrongPone.matcher(formula);
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Matcher mtwo=wrongPtwo.matcher(formula);
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if(mtwo.find()){
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errorJson= ErrorUtil.buildError(operSymb,1,operMap.get(operSymb),"操作符两端的参数不能为空");
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throw new RuntimeException(errorJson.getString("msg"));
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}
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if (m.find()) {
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errorJson = ErrorUtil.buildError(operSymb, formula.length(), operMap.get(operSymb), "操作符两端的参数不能为空");
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throw new RuntimeException(errorJson.getString("msg"));
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}
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Matcher mthree=wrongPthree.matcher(formula);
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if(mthree.find()){
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errorJson= ErrorUtil.buildError(operSymb,1,operMap.get(operSymb),"操作符两端的参数不能为空");
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throw new RuntimeException(errorJson.getString("msg"));
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}
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Matcher mtwo = wrongPtwo.matcher(formula);
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if (mtwo.find()) {
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//-，负数特殊处理
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if (StringUtils.equals(operSymb, "-")) {
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return;
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}
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errorJson = ErrorUtil.buildError(operSymb, 1, operMap.get(operSymb), "操作符两端的参数不能为空");
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throw new RuntimeException(errorJson.getString("msg"));
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}
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}
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Matcher mthree = wrongPthree.matcher(formula);
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if (mthree.find()) {
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errorJson = ErrorUtil.buildError(operSymb, 1, operMap.get(operSymb), "操作符两端的参数不能为空");
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throw new RuntimeException(errorJson.getString("msg"));
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}
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}
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}
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public static void testSymbol(String formula){
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Pattern pattern=Pattern.compile(",+?\\s*\\)");
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Matcher m=pattern.matcher(formula);
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if(m.find()){
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int idx=formula.indexOf(m.group());
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PatternSyntaxException patternSyntaxException=new PatternSyntaxException("参数格式错误",formula,idx);
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throw patternSyntaxException;
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}
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}
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}
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public static void main(String args[]){
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public static void testSymbol(String formula) {
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Pattern pattern = Pattern.compile(",+?\\s*\\)");
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Matcher m = pattern.matcher(formula);
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if (m.find()) {
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int idx = formula.indexOf(m.group());
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PatternSyntaxException patternSyntaxException = new PatternSyntaxException("参数格式错误", formula, idx);
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throw patternSyntaxException;
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}
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}
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checkOperatorNullParam(" abc>=");
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}
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public static void main(String args[]) {
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checkOperatorNullParam(" abc>=");
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}
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}
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