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

com.alibaba.druid.sql.ast.SQLObject

            return;
        }


        if (WallVisitorUtils.queryBlockFromIsNull(visitor, x.getRight())) {
            boolean isTopUpdateStatement = false;
            SQLObject selectParent = x.getParent();
            while (selectParent instanceof SQLUnionQuery //
                   || selectParent instanceof SQLJoinTableSource //
                   || selectParent instanceof SQLSubqueryTableSource //
                   || selectParent instanceof SQLSelect) {
                selectParent = selectParent.getParent();
            }


            if (selectParent instanceof SQLUpdateStatement) {
                isTopUpdateStatement = true;
            }

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        }
    }


    private static boolean isSelectStatmentForMultiTenant(SQLSelectQueryBlock queryBlock) {


        SQLObject parent = queryBlock.getParent();
        while (parent != null) {


            if (parent instanceof SQLUnionQuery) {
                SQLObject x = parent;
                parent = x.getParent();
            } else {
                break;
            }
        }

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        if (x == null) {
            return true;
        }


        for (;;) {
            SQLObject parent = x.getParent();
            if (!(parent instanceof SQLExpr)) {
                return true;
            }


            if (parent instanceof SQLBinaryOpExpr) {

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    public static boolean checkSqlExpr(SQLExpr x) { // check groupby, orderby, limit
        if (x == null) {
            return false;
        }


        SQLObject obj = x;
        for (;;) {
            SQLObject parent = obj.getParent();


            if (parent == null) {
                return false;
            }

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        if (x == null) {
            return false;
        }


        for (;;) {
            SQLObject parent = x.getParent();


            if (parent == null) {
                return false;
            }

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        if (x instanceof SQLSelectQueryBlock) {
            return (SQLSelectQueryBlock) x;
        }


        SQLObject parent = x.getParent();


        if (parent instanceof SQLExpr) {
            return getQueryBlock(parent);
        }

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            String owner = ((SQLName) x).getSimleName();
            owner = WallVisitorUtils.form(owner);
            if (isInTableSource(x) && !visitor.getProvider().checkDenySchema(owner)) {


                if (!isTopStatementWithTableSource(x) && !isFirstSelectTableSource(x) && !isFirstInSubQuery(x)) {
                    SQLObject parent = x.getParent();
                    while (parent != null && !(parent instanceof SQLStatement)) {
                        parent = parent.getParent();
                    }


                    boolean sameToTopSelectSchema = false;
                    if (parent instanceof SQLSelectStatement) {
                        SQLSelectStatement selectStmt = (SQLSelectStatement) parent;

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        if (!(x instanceof SQLExprTableSource)) {
            return false;
        }


        SQLSelect sqlSelect = null;
        SQLObject parent = x.getParent();
        while (parent != null) {


            if (parent instanceof SQLSelect) {
                sqlSelect = (SQLSelect) parent;
                break;

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        if (!(x instanceof SQLExprTableSource)) {
            return false;
        }


        SQLSelectQueryBlock queryBlock = null;
        SQLObject parent = x.getParent();
        while (parent != null) {


            // if (parent instanceof SQLJoinTableSource) {
            // SQLJoinTableSource join = (SQLJoinTableSource) parent;
            // if (join.getRight() == x && hasTableSource(join.getLeft())) {
            // return false;
            // }
            // }


            if (parent instanceof SQLSelectQueryBlock) {
                queryBlock = (SQLSelectQueryBlock) parent;
                break;
            }


            x = parent;
            parent = x.getParent();
        }


        if (queryBlock == null) {
            return false;
        }


        boolean isWhereQueryExpr = false;
        boolean isSelectItem = false;
        do {
            x = parent;
            parent = parent.getParent();
            if (parent instanceof SQLUnionQuery) {
                SQLUnionQuery union = (SQLUnionQuery) parent;
                if (union.getRight() == x && hasTableSource(union.getLeft())) {
                    return false;
                }

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            WallContext context = WallContext.current();
            if (context != null) {
                WallSqlTableStat tableStat = context.getTableStat(tableName);
                if (tableStat != null) {
                    SQLObject parent = x.getParent();


                    while (parent instanceof SQLTableSource) {
                        parent = parent.getParent();
                    }


                    if (parent instanceof SQLSelectQueryBlock) {
                        SQLSelectQueryBlock queryBlock = (SQLSelectQueryBlock) parent;
                        if (x == queryBlock.getInto()) {

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Related Classes of com.alibaba.druid.sql.ast.SQLObject

com.alibaba.druid.sql.dialect.mysql.visitor.MySqlParameterizedOutputVisitor

com.alibaba.druid.sql.dialect.oracle.visitor.OracleSchemaStatVisitor

com.alibaba.druid.sql.visitor.ParameterizedOutputVisitorUtils

com.alibaba.druid.sql.visitor.SchemaStatVisitor

com.alibaba.druid.sql.visitor.SchemaStatVisitor$OrderByStatVisitor

com.alibaba.druid.sql.visitor.SQLASTOutputVisitor

com.alibaba.druid.wall.spi.MySqlWallVisitor

com.alibaba.druid.wall.spi.WallVisitorUtils

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