Package com.alibaba.druid.sql.ast.statement

Examples of com.alibaba.druid.sql.ast.statement.SQLSelectItem

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        Object[] row = new Object[query.getSelectList().size()];

        for (int i = 0, size = query.getSelectList().size(); i < size; ++i) {
            ColumnMetaData column = new ColumnMetaData();
            SQLSelectItem item = query.getSelectList().get(i);
            SQLExpr expr = item.getExpr();

            if (expr instanceof SQLIntegerExpr) {
                row[i] = ((SQLNumericLiteralExpr) expr).getNumber();
                column.setColumnType(Types.INTEGER);
            } else if (expr instanceof SQLNumberExpr) {
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            for (SQLSelectOrderByItem item : x.getItems()) {
                SQLExpr expr = item.getExpr();
                if (expr instanceof SQLIntegerExpr) {
                    int intValue = ((SQLIntegerExpr) expr).getNumber().intValue() - 1;
                    if (intValue < query.getSelectList().size()) {
                        SQLSelectItem selectItem = query.getSelectList().get(intValue);
                        selectItem.getExpr().accept(orderByVisitor);
                    }
                }
            }
        }
        x.accept(orderByVisitor);
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            }

            if (nullFrom) {
                List<Object> row = new ArrayList<Object>(queryBlock.getSelectList().size());
                for (int i = 0; i < queryBlock.getSelectList().size(); ++i) {
                    SQLSelectItem item = queryBlock.getSelectList().get(i);
                    item.getExpr().accept(visitor);
                    Object cell = item.getExpr().getAttribute(EVAL_VALUE);
                    row.add(cell);
                }
                List<List<Object>> rows = new ArrayList<List<Object>>(1);
                rows.add(row);
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    }

    protected final void parseSelectList(SQLSelectQueryBlock queryBlock) {
        final List<SQLSelectItem> selectList = queryBlock.getSelectList();
        for (;;) {
            final SQLSelectItem selectItem = parseSelectItem();
            selectList.add(selectItem);

            if (lexer.token() != Token.COMMA) {
                break;
            }
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        } else {
            expr = expr();
        }
        final String alias = as();

        return new SQLSelectItem(expr, alias, connectByRoot);
    }
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                    if (alias != null) {
                        item = new SQLPropertyExpr(new SQLIdentifierExpr(alias), tenantColumn);
                    } else {
                        item = new SQLIdentifierExpr(tenantColumn);
                    }
                    SQLSelectItem selectItem = new SQLSelectItem(item);
                    x.getSelectList().add(selectItem);
                    visitor.setSqlModified(true);
                }
            }
        }
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        if (alias != null) {
            item = new SQLPropertyExpr(new SQLIdentifierExpr(alias), tenantColumn);
        } else {
            item = new SQLIdentifierExpr(tenantColumn);
        }
        SQLSelectItem selectItem = new SQLSelectItem(item);
        x.getSelectList().add(selectItem);
        visitor.setSqlModified(true);
    }
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        // insert .. select
        SQLSelect select = x.getQuery();
        if (select != null) {
            List<SQLSelectQueryBlock> queryBlocks = splitSQLSelectQuery(select.getQuery());
            for (SQLSelectQueryBlock queryBlock : queryBlocks) {
                queryBlock.getSelectList().add(new SQLSelectItem(value));
            }
        }

        visitor.setSqlModified(true);
    }
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        }

        if (!(x.getParent() instanceof SQLSelectItem)) {
            return false;
        }
        SQLSelectItem item = (SQLSelectItem) x.getParent();

        if (!(item.getParent() instanceof SQLSelectQueryBlock)) {
            return false;
        }

        SQLSelectQueryBlock queryBlock = (SQLSelectQueryBlock) item.getParent();
        if (!queryBlockFromIsNull(visitor, queryBlock)) {
            return false;
        }

        if (!(queryBlock.getParent() instanceof SQLSelect)) {
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        if (!(x.getParent() instanceof SQLSelectItem)) {
            return false;
        }

        SQLSelectItem item = (SQLSelectItem) x.getParent();
        return isTopSelectStatement(item.getParent());
    }
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Related Classes of com.alibaba.druid.sql.ast.statement.SQLSelectItem

  • com.alibaba.druid.mapping.spi.MappingVisitorUtils
  • com.alibaba.druid.mock.handler.MySqlMockExecuteHandlerImpl
  • com.alibaba.druid.sql.dialect.odps.parser.OdpsSelectParser
  • com.alibaba.druid.sql.dialect.sqlserver.parser.SQLServerExprParser
  • com.alibaba.druid.sql.PagerUtils
  • com.alibaba.druid.sql.parser.SQLSelectParser
  • com.alibaba.druid.sql.visitor.SchemaStatVisitor
  • com.alibaba.druid.sql.visitor.SQLEvalVisitorUtils
  • com.alibaba.druid.wall.spi.WallVisitorUtils
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