| /* |
| Licensed to the Apache Software Foundation (ASF) under one |
| or more contributor license agreements. See the NOTICE file |
| distributed with this work for additional information |
| regarding copyright ownership. The ASF licenses this file |
| to you under the Apache License, Version 2.0 (the |
| "License"); you may not use this file except in compliance |
| with the License. You may obtain a copy of the License at |
| |
| http://www.apache.org/licenses/LICENSE-2.0 |
| |
| Unless required by applicable law or agreed to in writing, software |
| distributed under the License is distributed on an "AS IS" BASIS, |
| WITHOUT WARRANTIES OR CONDITIONS OF ANY KIND, either express or implied. |
| See the License for the specific language governing permissions and |
| limitations under the License. |
| */ |
| ////////////////////////////////////////////////////////////////////////////////////////////// |
| // Public interface for creating all operators. Don't user the operator.h interface |
| // directly! |
| // |
| #pragma once |
| |
| #include <string> |
| |
| #include "ts/ts.h" |
| |
| #include "resources.h" |
| #include "statement.h" |
| #include "parser.h" |
| |
| // Operator modifiers |
| enum OperModifiers { |
| OPER_NONE = 0, |
| OPER_LAST = 1, |
| OPER_NEXT = 2, |
| OPER_QSA = 4, |
| }; |
| |
| /////////////////////////////////////////////////////////////////////////////// |
| // Base class for all Operators (this is also the interface) |
| // |
| class Operator : public Statement |
| { |
| public: |
| Operator() { TSDebug(PLUGIN_NAME_DBG, "Calling CTOR for Operator"); } |
| |
| // noncopyable |
| Operator(const Operator &) = delete; |
| void operator=(const Operator &) = delete; |
| |
| OperModifiers get_oper_modifiers() const; |
| void initialize(Parser &p) override; |
| |
| void |
| do_exec(const Resources &res) const |
| { |
| exec(res); |
| if (nullptr != _next) { |
| static_cast<Operator *>(_next)->do_exec(res); |
| } |
| } |
| |
| protected: |
| virtual void exec(const Resources &res) const = 0; |
| |
| private: |
| OperModifiers _mods = OPER_NONE; |
| }; |
| |
| /////////////////////////////////////////////////////////////////////////////// |
| // Base class for all Header based Operators, this is obviously also an |
| // Operator interface. |
| // |
| class OperatorHeaders : public Operator |
| { |
| public: |
| OperatorHeaders() { TSDebug(PLUGIN_NAME_DBG, "Calling CTOR for OperatorHeaders"); } |
| |
| // noncopyable |
| OperatorHeaders(const OperatorHeaders &) = delete; |
| void operator=(const OperatorHeaders &) = delete; |
| |
| void initialize(Parser &p) override; |
| |
| protected: |
| std::string _header; |
| }; |
| |
| /////////////////////////////////////////////////////////////////////////////// |
| // Base class for all Cookie based Operators, this is obviously also an |
| // Operator interface. |
| // |
| class OperatorCookies : public Operator |
| { |
| public: |
| OperatorCookies() { TSDebug(PLUGIN_NAME_DBG, "Calling CTOR for OperatorCookies"); } |
| |
| // noncopyable |
| OperatorCookies(const OperatorCookies &) = delete; |
| void operator=(const OperatorCookies &) = delete; |
| |
| void initialize(Parser &p) override; |
| |
| protected: |
| std::string _cookie; |
| }; |