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

com.alibaba.druid.sql.ast.SQLObject

        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 (!isTopUpdateStatement(x) && !isFirstSelectTableSource(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;
        }


        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;
        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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        }


        if (WallVisitorUtils.queryBlockFromIsNull(visitor, x.getLeft())
            || 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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        }


        public void addOrderByColumn(String table, String columnName, SQLObject expr) {
            Column column = new Column(table, columnName);


            SQLObject parent = expr.getParent();
            if (parent instanceof SQLSelectOrderByItem) {
                SQLOrderingSpecification type = ((SQLSelectOrderByItem) parent).getType();
                column.getAttributes().put("orderBy.type", type);
            }

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    }


    public boolean visit(SQLPropertyExpr x) {
        if (x.getOwner() instanceof SQLVariantRefExpr) {
            SQLVariantRefExpr varExpr = (SQLVariantRefExpr) x.getOwner();
            SQLObject parent = x.getParent();
            String varName = varExpr.getName();
            if (varName.equalsIgnoreCase("@@session") || varName.equalsIgnoreCase("@@global")) {
                if (!(parent instanceof SQLSelectItem) && !(parent instanceof SQLAssignItem)) {
                    violations.add(new IllegalSQLObjectViolation(ErrorCode.VARIANT_DENY,
                                                                 "variable in condition not allow", toSQL(x)));

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        return name;
    }


    protected Column handleSubQueryColumn(String owner, String alias) {
        SQLObject query = subQueryMap.get(owner);


        if (query == null) {
            return null;
        }

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        }
        return false;
    }


    private void setColumn(SQLExpr x, Column column) {
        SQLObject current = x;
        for (;;) {
            SQLObject parent = current.getParent();


            if (parent == null) {
                break;
            }

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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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