public byte[] getData() {
      return data;
    }
Resolves file system path relative to Gfsh. If the pathname is not specified, then pathname is
returned.

@param pathname a String value specifying the file system pathname to resolve.
@return a String specifying a path relative to Gfsh.
geode-gfsh/src/main/java/org/apache/geode/management/internal/cli/CliUtils.java