Sunday, 25 November 2012

write a function to check given string matches with given pattern





public class isMatchingWithWildcard {
public static void main(String [] args){
String pattern = "*abc*def*.doc*";
String str = "adsfabcxyzdefgh.do1docx";
if(isMatching(str, pattern))
System.out.print("Matching");
else
System.out.print("Not Matching");
}
public static Boolean isMatching(String str, String pattern){
int l = pattern.length();
if(pattern.lastIndexOf("*") == l-1)
pattern= (String) pattern.subSequence(0, l-1);
if(pattern.charAt(0) == '*')
pattern= (String) pattern.subSequence(1, pattern.length());
pattern = pattern.replace("*", "__");
String [] patternArray = pattern.split("__");
String sorttenString =str;
for(String aPattern:patternArray){
String [] temp = sorttenString.split(aPattern);
if(temp.length==1 && (aPattern == patternArray[patternArray.length-1] 
&& !sorttenString.toLowerCase().contains(aPattern.toLowerCase())))
return false;
str.substring(temp[0].length()+aPattern.length());
}
return true;
}
}

Let me know your thoughts

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