question: public static boolean isKanji ( char chr ) { String [ ] pinyinStr = null ; try { pinyinStr = PinyinHelper . toHanyuPinyinStringArray ( chr , format ) ; } catch ( BadHanyuPinyinOutputFormatCombination e ) { e . printStackTrace ( ) ; } return ( null == pinyinStr ) ? ( false ) : ( true ) ; }
target:  judge chr is kanji