code: protected final boolean skipWS(char c) 
          throws XMLStreamException
      {
          if (c > CHAR_SPACE) {
              return false;
          }
          while (true) {
              // Linefeed?
              if (c == '\n' || c == '\r') {
                  skipCRLF(c);
              } else if (c != CHAR_SPACE && c != '\t') {
                  throwInvalidSpace(c);
              }
              if (mInputPtr >= mInputEnd) {
                  // Let's see if current source has more
                  if (!loadMoreFromCurrent()) {
                      return true;
                  }
              }
              c = mInputBuffer[mInputPtr];
              if (c > CHAR_SPACE) { // not WS? Need to return
                  return true;
              }
              ++mInputPtr;
          }
      }
docs: Method that will skip any white space from input source(s)
  
  @return true If at least one white space was skipped; false
  if not (character passed was not white space)