Package com.alibaba.druid.sql.parser

Examples of com.alibaba.druid.sql.parser.Lexer

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  }

  @Test
  public void testLexer() {
    String sql = "SELECT * FROM T WHERE F1 = ? ORDER BY F2";
    Lexer lexer = new Lexer(sql);
    System.out.println("--------------------------------------------");
    for (;;) {
      lexer.nextToken();
      Token tok = lexer.token();

      if (tok == Token.IDENTIFIER) {
        System.out.println(tok.name() + "\t\t" + lexer.stringVal());
      } else {
        System.out.println(tok.name() + "\t\t\t" + tok.name);
      }

      if (tok == Token.EOF) {
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        return out.toString();
    }
   
    public static SQLExpr toSQLExpr(String sql) {
        Lexer lexer = new Lexer(sql);
        lexer.nextToken();

        SQLExprParser parser = new SQLExprParser(lexer);
        SQLExpr expr = parser.expr();

        if (lexer.token() != Token.EOF) {
            throw new ParserException("illegal sql expr : " + sql);
        }

        return expr;
    }
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Related Classes of com.alibaba.druid.sql.parser.Lexer

  • com.alibaba.druid.sql.SQLUtils
  • com.alibaba.wasp.plan.parser.druid.TestDruidDQLParser
  • java.math.BigInteger
  • java.math.BigDecimal
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