| // 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. |
| #pragma once |
| |
| #include <cstddef> |
| #include <memory> |
| #include <vector> |
| |
| #include "kudu/gutil/macros.h" |
| #include "kudu/gutil/ref_counted.h" |
| #include "kudu/util/locks.h" |
| |
| namespace kudu { |
| |
| class Status; |
| |
| namespace client { |
| |
| class ClientUnitTest_TestErrorCollector_Test; |
| class KuduError; |
| |
| namespace internal { |
| |
| class ErrorCollector : public RefCountedThreadSafe<ErrorCollector> { |
| public: |
| static const size_t kMemSizeNoLimit = 0; |
| |
| ErrorCollector(); |
| |
| // See KuduSession::SetErrorBufferSpace() for details. |
| Status SetMaxMemSize(size_t size_bytes); |
| |
| virtual void AddError(std::unique_ptr<KuduError> error); |
| |
| // See KuduSession for details. |
| size_t CountErrors() const; |
| |
| // See KuduSession for details. |
| void GetErrors(std::vector<KuduError*>* errors, bool* overflowed); |
| |
| protected: |
| virtual ~ErrorCollector(); |
| |
| private: |
| friend class ::kudu::client::ClientUnitTest_TestErrorCollector_Test; |
| friend class RefCountedThreadSafe<ErrorCollector>; |
| |
| mutable simple_spinlock lock_; |
| std::vector<KuduError*> errors_; |
| size_t max_mem_size_bytes_; |
| size_t mem_size_bytes_; |
| size_t dropped_errors_cnt_; |
| |
| DISALLOW_COPY_AND_ASSIGN(ErrorCollector); |
| }; |
| |
| } // namespace internal |
| } // namespace client |
| } // namespace kudu |