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+// 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 <memory>
+#include <string>
+#include "gandiva/simple_arena.h"
+
+namespace gandiva {
+
+/// Execution context during llvm evaluation
+class ExecutionContext {
+ public:
+ explicit ExecutionContext(arrow::MemoryPool* pool = arrow::default_memory_pool())
+ : arena_(pool) {}
+ std::string get_error() const { return error_msg_; }
+
+ void set_error_msg(const char* error_msg) {
+ // Remember the first error only.
+ if (error_msg_.empty()) {
+ error_msg_ = std::string(error_msg);
+ }
+ }
+
+ bool has_error() const { return !error_msg_.empty(); }
+
+ SimpleArena* arena() { return &arena_; }
+
+ void Reset() {
+ error_msg_.clear();
+ arena_.Reset();
+ }
+
+ private:
+ std::string error_msg_;
+ SimpleArena arena_;
+};
+
+} // namespace gandiva