code: public void setCharset(final Charset charset) {
          final Charset old = this.charset;
  
          this.charset = charset;
          this.connectionConfig = System.currentTimeMillis();
          this.connectionValidated = false;
  
          this.pcs.firePropertyChange("charset", old, this.charset);
      }
docs: Sets DB |charset|.
  
  @param charset DB charset
  @see #getCharset