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• With RegEx, the search pattern can be a simple character, a fixed string, or a complex expression containing special characters describing the pattern. The pattern defined by RegEx may match one time, several times, or not at all for a given string. For patterns and examples, refer to the following page:
  https://docs.oracle.com/javase/8/docs/api/java/util/regex/Pattern.html

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• For information on simple pattern matching, refer to the following tables:

  • The following table describes the special characters you can use: 

    Characters	Description
    ?	Matches any single character. Eg, "something?" collects any path that is named "something" plus any character.
    *	Matches any characters up to the next slash. Eg, "*/*/something*" collects any path that has two directories, then a file or directory that starts with the name "something".
    **	Matches any characters. Eg, "**/something/**" collects any path that contains a directory named "something".

  • The following table provides examples:

    (table TBD)

     

    Example	Description
    *.bam	Matches all files with extension “bam” in the source folder
    FR00?.bam	Matches all files with name “FR00” and any one character and with extension “bam” in the source folder
    **/*.bam	Matches all files with extension “bam” in all folders and sub folders from the source location.
    images/**/*.jpg	Matches all files with extension “jpg” in images folder and it’s all sub folders from the source location.
    **/sub*/*.txt	Matches all files in sub folder(s) starts with “sub” and with extension “txt” from the source location.
    ERI10wef	Matches with exact file name from the source location
    /opt/test/temp.bam	Matches with exact file name including its path from the source location