From 739eb1f2930e43842fdc8b0c50c5a7f8dbbc3a84 Mon Sep 17 00:00:00 2001
From: 王彬 <wangbin@taover.com>
Date: Mon, 21 Oct 2019 16:51:23 +0800
Subject: [PATCH] 1.add regex func

---
 src/main/java/com/taover/util/UtilString.java | 47 +++++++++++++++++++++++++++++++++++++++++++++++
 1 file changed, 47 insertions(+), 0 deletions(-)

diff --git a/src/main/java/com/taover/util/UtilString.java b/src/main/java/com/taover/util/UtilString.java
index cc8830b..8db5934 100644
--- a/src/main/java/com/taover/util/UtilString.java
+++ b/src/main/java/com/taover/util/UtilString.java
@@ -8,6 +8,53 @@ import java.util.regex.Matcher;
 import java.util.regex.Pattern;
 
 public class UtilString {
+	public static String trimByRegexS(String source){
+		return trimLeftByRegexS(trimRightByRegexS(source));
+	}
+	
+	public static String trimLeftByRegexS(String source){
+		if(source == null){
+			return null;
+		}
+		
+		Pattern pattern = Pattern.compile("\\S");
+		int startIndex = -1;
+		for(int i=0; i<source.length(); ++i){
+			char data  = source.charAt(i);
+			if(pattern.matcher(data+"").find()){
+				startIndex = i;
+				break;
+			}
+		}
+		if(startIndex > -1){
+			return source.substring(startIndex);
+		}else{
+			return "";
+		}
+	}
+	
+	public static String trimRightByRegexS(String source){
+		if(source == null){
+			return null;
+		}
+		
+		Pattern pattern = Pattern.compile("\\S");
+		int endIndex = source.length();
+		for(int i=source.length()-1; i>=0; --i){
+			char data  = source.charAt(i);
+			if(pattern.matcher(data+"").find()){
+				endIndex = i;
+				break;
+			}
+		}
+		
+		if(endIndex > -1){
+			return source.substring(0, endIndex+1);
+		}else{
+			return "";
+		}
+	}
+	
 	public static String trimByRegexW(String pattern){
 		Matcher m = Pattern.compile("\\w+").matcher(pattern);		
 		String result = "";
--
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