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

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

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            if (identifierEquals("ONLY")) {
                update.setOnly(true);
            }

            SQLTableSource tableSource = this.exprParser.createSelectParser().parseTableSource();
            update.setTableSource(tableSource);

            if ((update.getAlias() == null) || (update.getAlias().length() == 0)) {
                update.setAlias(as());
            }
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            if (identifierEquals("IGNORE")) {
                lexer.nextToken();
                stmt.setIgnore(true);
            }

            SQLTableSource tableSource = this.exprParser.createSelectParser().parseTableSource();
            stmt.setTableSource(tableSource);
        }

        accept(Token.SET);
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            if (lexer.token() == Token.IDENTIFIER) {
                deleteStatement.setTableSource(createSQLSelectParser().parseTableSource());

                if (lexer.token() == Token.FROM) {
                    lexer.nextToken();
                    SQLTableSource tableSource = createSQLSelectParser().parseTableSource();
                    deleteStatement.setFrom(tableSource);
                }
            } else {
                if (lexer.token() == Token.FROM) {
                    lexer.nextToken();
                    deleteStatement.setTableSource(createSQLSelectParser().parseTableSource());
                }
            }

            if (identifierEquals("USING")) {
                lexer.nextToken();

                SQLTableSource tableSource = createSQLSelectParser().parseTableSource();
                deleteStatement.setUsing(tableSource);
            }
        }

        if (lexer.token() == (Token.WHERE)) {
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    public boolean visit(OracleUpdateStatement x) {
        setAliasMap();
        setMode(x, Mode.Update);

        SQLTableSource tableSource = x.getTableSource();
        SQLExpr tableExpr = null;

        if (tableSource instanceof SQLExprTableSource) {
            tableExpr = ((SQLExprTableSource) tableSource).getExpr();
        }

        if (tableExpr instanceof SQLName) {
            String ident = tableExpr.toString();
            setCurrentTable(ident);

            TableStat stat = getTableStat(ident);
            stat.incrementUpdateCount();

            Map<String, String> aliasMap = getAliasMap();
            aliasMap.put(ident, ident);
            aliasMap.put(tableSource.getAlias(), ident);
        } else {
            tableSource.accept(this);
        }

        accept(x.getItems());
        accept(x.getWhere());
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        }

        if (expr instanceof SQLAllColumnExpr //
            && x.getParent() instanceof SQLSelectQueryBlock) {
            SQLSelectQueryBlock queryBlock = (SQLSelectQueryBlock) x.getParent();
            SQLTableSource from = queryBlock.getFrom();

            if (from instanceof SQLExprTableSource) {
                addViolation(visitor, ErrorCode.SELECT_NOT_ALLOW, "'SELECT *' not allow", x);
            }
        }
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        String tenantTablePattern = visitor.getConfig().getTenantTablePattern();
        if (tenantCallBack == null && (tenantTablePattern == null || tenantTablePattern.length() == 0)) {
            return;
        }

        SQLTableSource right = join.getRight();
        if (right instanceof SQLExprTableSource) {
            SQLExpr tableExpr = ((SQLExprTableSource) right).getExpr();

            if (tableExpr instanceof SQLIdentifierExpr) {
                String tableName = ((SQLIdentifierExpr) tableExpr).getName();

                String alias = null;
                String tenantColumn = null;
                if (tenantCallBack != null) {
                    tenantColumn = tenantCallBack.getTenantColumn(StatementType.SELECT, tableName);
                }

                if (StringUtils.isEmpty(tenantColumn)
                    && ServletPathMatcher.getInstance().matches(tenantTablePattern, tableName)) {
                    tenantColumn = visitor.getConfig().getTenantColumn();
                }

                if (!StringUtils.isEmpty(tenantColumn)) {
                    alias = right.getAlias();
                    if (alias == null) {
                        alias = tableName;
                    }

                    SQLExpr item = null;
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        if (!isSelectStatmentForMultiTenant(x)) {
            return;
        }

        SQLTableSource tableSource = x.getFrom();
        String alias = null;
        String matchTableName = null;
        String tenantColumn = null;
        if (tableSource instanceof SQLExprTableSource) {
            SQLExpr tableExpr = ((SQLExprTableSource) tableSource).getExpr();

            if (tableExpr instanceof SQLIdentifierExpr) {
                String tableName = ((SQLIdentifierExpr) tableExpr).getName();

                if (tenantCallBack != null) {
                    tenantColumn = tenantCallBack.getTenantColumn(StatementType.SELECT, tableName);
                }

                if (StringUtils.isEmpty(tenantColumn)
                    && ServletPathMatcher.getInstance().matches(tenantTablePattern, tableName)) {
                    tenantColumn = visitor.getConfig().getTenantColumn();
                }

                if (!StringUtils.isEmpty(tenantColumn)) {
                    matchTableName = tableName;
                    alias = tableSource.getAlias();
                }
            }
        } else if (tableSource instanceof SQLJoinTableSource) {
            SQLJoinTableSource join = (SQLJoinTableSource) tableSource;
            if (join.getLeft() instanceof SQLExprTableSource) {
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        if (x == null) {
            throw new IllegalStateException("x is null");
        }

        SQLTableSource tableSource = x.getTableSource();
        String alias = null;
        String matchTableName = null;
        String tenantColumn = null;
        if (tableSource instanceof SQLExprTableSource) {
            SQLExpr tableExpr = ((SQLExprTableSource) tableSource).getExpr();
            if (tableExpr instanceof SQLIdentifierExpr) {
                String tableName = ((SQLIdentifierExpr) tableExpr).getName();

                if (tenantCallBack != null) {
                    tenantColumn = tenantCallBack.getTenantColumn(StatementType.UPDATE, tableName);
                }
                if (StringUtils.isEmpty(tenantColumn)
                    && ServletPathMatcher.getInstance().matches(tenantTablePattern, tableName)) {
                    tenantColumn = visitor.getConfig().getTenantColumn();
                }

                if (!StringUtils.isEmpty(tenantColumn)) {
                    matchTableName = tableName;
                    alias = tableSource.getAlias();
                }
            }
        }

        if (matchTableName == null) {
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        if (parent == null) {
            throw new IllegalStateException("parent is null");
        }

        String alias = null;
        SQLTableSource tableSource;
        StatementType statementType = null;
        if (parent instanceof SQLDeleteStatement) {
            tableSource = ((SQLDeleteStatement) parent).getTableSource();
            statementType = StatementType.DELETE;
        } else if (parent instanceof SQLUpdateStatement) {
            tableSource = ((SQLUpdateStatement) parent).getTableSource();
            statementType = StatementType.UPDATE;
        } else if (parent instanceof SQLSelectQueryBlock) {
            tableSource = ((SQLSelectQueryBlock) parent).getFrom();
            statementType = StatementType.SELECT;
        } else {
            throw new IllegalStateException("not support parent : " + parent.getClass());
        }

        String matchTableName = null;
        if (tableSource instanceof SQLExprTableSource) {
            SQLExpr tableExpr = ((SQLExprTableSource) tableSource).getExpr();

            if (tableExpr instanceof SQLIdentifierExpr) {
                String tableName = ((SQLIdentifierExpr) tableExpr).getName();
                if (ServletPathMatcher.getInstance().matches(tenantTablePattern, tableName)) {
                    matchTableName = tableName;
                    alias = tableSource.getAlias();
                }
            }
        } else if (tableSource instanceof SQLJoinTableSource) {
            SQLJoinTableSource join = (SQLJoinTableSource) tableSource;
            if (join.getLeft() instanceof SQLExprTableSource) {
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            return;
        }

        SQLExpr condition = join.getCondition();

        SQLTableSource right = join.getRight();
        if (right instanceof SQLExprTableSource) {
            SQLExpr tableExpr = ((SQLExprTableSource) right).getExpr();

            if (tableExpr instanceof SQLIdentifierExpr) {
                String tableName = ((SQLIdentifierExpr) tableExpr).getName();
                if (ServletPathMatcher.getInstance().matches(tenantTablePattern, tableName)) {
                    String alias = right.getAlias();
                    if (alias == null) {
                        alias = tableName;
                    }
                    SQLBinaryOpExpr tenantCondition = createTenantCondition(visitor, alias, statementType, tableName);
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Related Classes of com.alibaba.druid.sql.ast.statement.SQLTableSource

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  • com.alibaba.druid.mock.handler.MySqlMockExecuteHandlerImpl
  • com.alibaba.druid.sql.dialect.mysql.parser.MySqlCreateTableParser
  • com.alibaba.druid.sql.dialect.mysql.parser.MySqlStatementParser
  • com.alibaba.druid.sql.dialect.oracle.parser.OracleStatementParser
  • com.alibaba.druid.sql.dialect.oracle.parser.OracleUpdateParser
  • com.alibaba.druid.sql.dialect.oracle.visitor.OracleSchemaStatVisitor
  • com.alibaba.druid.sql.dialect.postgresql.parser.PGSQLStatementParser
  • com.alibaba.druid.sql.dialect.sqlserver.parser.SQLServerSelectParser
  • com.alibaba.druid.sql.dialect.sqlserver.parser.SQLServerStatementParser
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