Trimming a string
It is easy to use the talendTrim routine, along with a tJava component to remove the string padding characters from the start and end of the string:
System.out.println(TalendString.talendTrim("**talend open Studio****",'*', -1));
System.out.println(TalendString.talendTrim("**talend open Studio****",'*', 1));
System.out.println(TalendString.talendTrim("**talend open Studio****",'*',0));
The star characters are removed from the start, then the end of the string and then finally from both ends: