Package com.alibaba.druid.sql.ast

Examples of com.alibaba.druid.sql.ast.SQLExpr

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            stmt.setDatabase(database);
        }

        if (lexer.token() == Token.LIKE) {
            lexer.nextToken();
            SQLExpr like = exprParser.expr();
            stmt.setLike(like);
        }

        if (lexer.token() == Token.WHERE) {
            lexer.nextToken();
            SQLExpr where = exprParser.expr();
            stmt.setWhere(where);
        }

        return stmt;
    }
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            }
        }

        if (lexer.token() == Token.LIKE) {
            lexer.nextToken();
            SQLExpr like = exprParser.expr();
            stmt.setLike(like);
        }

        if (lexer.token() == Token.WHERE) {
            lexer.nextToken();
            SQLExpr where = exprParser.expr();
            stmt.setWhere(where);
        }

        return stmt;
    }
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        if (identifierEquals("ROWS")) {
            lexer.nextToken();
            accept(Token.IDENTIFIED);
            accept(Token.BY);
            SQLExpr rowsIdentifiedBy = exprParser.expr();
            stmt.setRowsIdentifiedBy(rowsIdentifiedBy);
        }

        if (identifierEquals("IGNORE")) {
            throw new ParserException("TODO");
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    public MySqlPrepareStatement parsePrepare() throws ParserException {
        acceptIdentifier("PREPARE");

        SQLName name = exprParser.name();
        accept(Token.FROM);
        SQLExpr from = exprParser.expr();

        return new MySqlPrepareStatement(name, from);
    }
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        if (!visitor.getConfig().isSelectWhereAlwayTrueCheck()) {
            return;
        }

        SQLExpr where = x.getWhere();

        // if (visitor.getConfig().isMustParameterized()) {
        if (where != null) {
            checkCondition(visitor, x.getWhere());
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    }

    public static void checkReadOnly(WallVisitor visitor, SQLTableSource tableSource) {
        if (tableSource instanceof SQLExprTableSource) {
            String tableName = null;
            SQLExpr tableNameExpr = ((SQLExprTableSource) tableSource).getExpr();
            if (tableNameExpr instanceof SQLName) {
                tableName = ((SQLName) tableNameExpr).getSimleName();
            }

            if (tableName != null) {
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                return ((String) firstValue).length();
            }
        }

        if ("if".equalsIgnoreCase(methodName) && x.getParameters().size() == 3) {
            SQLExpr first = x.getParameters().get(0);
            Object firstResult = getValue(first);

            if (Boolean.TRUE == firstResult) {
                return getValue(x.getParameters().get(1));
            }

            if (Boolean.FALSE == firstResult) {
                getValue(x.getParameters().get(2));
            }
        }

        if ("chr".equalsIgnoreCase(methodName) && x.getParameters().size() == 1) {
            SQLExpr first = x.getParameters().get(0);
            Object firstResult = getValue(first);
            if (firstResult instanceof Number) {
                int intValue = ((Number) firstResult).intValue();
                char ch = (char) intValue;
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                    return false;
                }
            }
            boolean simpleCount = false;
            if (queryBlock.getSelectList().size() == 1) {
                SQLExpr selectItemExpr = queryBlock.getSelectList().get(0).getExpr();
                if (selectItemExpr instanceof SQLAggregateExpr) {
                    if (((SQLAggregateExpr) selectItemExpr).getMethodName().equalsIgnoreCase("COUNT")) {
                        simpleCount = true;
                    }
                }
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            checkSchema(visitor, ((SQLPropertyExpr) x).getOwner());
        }
    }

    public static void check(WallVisitor visitor, SQLExprTableSource x) {
        SQLExpr expr = x.getExpr();

        if (expr instanceof SQLPropertyExpr) {
            checkSchema(visitor, ((SQLPropertyExpr) expr).getOwner());
        }
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            if (from == null) {
                return true;
            }

            if (from instanceof SQLExprTableSource) {
                SQLExpr fromExpr = ((SQLExprTableSource) from).getExpr();
                if (fromExpr instanceof SQLName) {
                    String name = fromExpr.toString();

                    name = form(name);

                    if (name.equalsIgnoreCase("DUAL")) {
                        return true;
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Related Classes of com.alibaba.druid.sql.ast.SQLExpr

  • com.alibaba.druid.bvt.sql.mysql.MySqlSelectTest_16
  • com.alibaba.druid.hdriver.impl.execute.InsertExecutePlan
  • com.alibaba.druid.hdriver.impl.HPreparedStatementImpl
  • com.alibaba.druid.mapping.spi.ExportParameterVisitorUtils
  • com.alibaba.druid.mapping.spi.MappingVisitorUtils
  • com.alibaba.druid.mock.handler.MySqlMockExecuteHandlerImpl
  • com.alibaba.druid.sql.dialect.db2.parser.DB2SelectParser
  • com.alibaba.druid.sql.dialect.mysql.parser.MySqlExprParser
  • com.alibaba.druid.sql.dialect.mysql.parser.MySqlSelectParser
  • com.alibaba.druid.sql.dialect.mysql.parser.MySqlStatementParser
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