1//SQL write engine . Java 2/* * 3 *拼接tableToken 4 * 5 * @ param SQL builder SQL builder 6 * @ param tableToken tableToken 7 * SQL Tokens中@param count tableToken的顺序8 * @ param SQL Tokens 9 */10 private void appendtabletoken(Final SQL builder SQL builder，Final TableToken TableToken，Final IntCount，Final List SQL Tokens){ 11//拼接tableToken 12 String TableName = SQL statement . gettables()。GetTableNames()。包含(TableToken。GetTableName())？table token . gettablename():table token . getoriginallterals()；13 sqlBuilder.appendTable(表名)；14 //拼接字符串15 intbeginposition = table token . getbeginposition()+table token . getoriginallterals()。SQLToken后的length()；16 int end position = SQL tokens . size()-1 = = count？original SQL . length():SQL tokens . get(count+1)。getBeginPosition()；17 SQL builder . append literals(original SQL . substring(begin position，end position))；18 } Java 1//table token . Java 2/* * 3 *获取表名. 4 */5公共字符串获取表名(){6返回sqlutil.getexactlyvalue(原始文字)；7 }8 // SQLUtil.java9公共静态字符串getExactlyValue(最终字符串值){10 return null == value？null:charmatcher . any of("[]& # X60；⑦。\"").removeFrom(值)；1 } Java 1//SQL rewrite engine . Java 2/* * 3 * splice tabletoken 4 * 5 * @ param SQL builder SQL builder 6 * @ param Items Token Items Token 7 * Order of @ param Count Items Token in SQL Tokens 8 * @ param SQL Tokens 9 */10 private void appendix Token(Final SQL builder、Final Items Token Items Token、Final Int Count、Final List SQL Token){ 11//Splicing Items Token 12 for(String Items:Items Token。GetItems ()) {13sqlbuilder。Appendeliterals("，")；14 SQL builder . append literals(item)；17 int begin position = items token . getbegin position()after 15 } 16//SQL token；18 int end position = SQL tokens . size()-1 = = count？original SQL . length():SQL tokens . get(count+1)。getBeginPosition()；19 SQL builder . append literals(original SQL . substring(begin position，end position))；20 } Java 1//SQL rewrite engine . Java 2/* * 3 * splice offset token 4 * 5 * @ param SQL builder SQL builder 6 * @ param offset token 7 * SQL tokens中@param count offsetToken的顺序8 * @ param SQL tokens SQL tokens 9 * @ param is rewrite，可以重写吗？ 10 */11 private void appendlimitoffsettoken(final SQL builder，final offset token，final int count，final list SQL tokens，final boolean is rewrite){ 12//splice offset token 13 SQL builder。追加字符(是否重写？" 0 ":string . value of(offsettoken . get offset())；14//string 15 intbeginposition = offsettoken . getbeginposition()+string . value of(offsettoken . get offset())。sqltoken后的length()；16 int end position = SQL tokens . size()-1 = = count？original SQL . length():SQL tokens . get(count+1)。getBeginPosition()；17 SQL builder . append literals(original SQL . substring(begin position，end position))；18}}视频素材链接:数据:text/html；charset = UTF-8；Base64，5 ogt 5ZAC 5l 2g 77 ym 5 p 625 p 6 e 5b i5 a 2 52m 5mg 576 k5y+35PI VNT C1 nzuxodu 0cg = =复制粘贴到网站上打开即可。