seata-go/pkg/datasource/sql/exec/at/executor_at.go

/*
 * 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.
 */

package at

import (
	"context"

	"github.com/seata/seata-go/pkg/datasource/sql/exec"
	"github.com/seata/seata-go/pkg/datasource/sql/types"
)

type ATExecutor struct {
	is []exec.SQLHook
	ex exec.SQLExecutor
}

// Interceptors
func (e *ATExecutor) Interceptors(interceptors []exec.SQLHook) {
	e.is = interceptors
}

// ExecWithNamedValue
func (e *ATExecutor) ExecWithNamedValue(ctx context.Context, execCtx *types.ExecContext, f exec.CallbackWithNamedValue) (types.ExecResult, error) {
	for i := range e.is {
		e.is[i].Before(ctx, execCtx)
	}

	defer func() {
		for i := range e.is {
			e.is[i].After(ctx, execCtx)
		}
	}()

	if e.ex != nil {
		return e.ex.ExecWithNamedValue(ctx, execCtx, f)
	}

	return f(ctx, execCtx.Query, execCtx.NamedValues)
}

// ExecWithValue
func (e *ATExecutor) ExecWithValue(ctx context.Context, execCtx *types.ExecContext, f exec.CallbackWithValue) (types.ExecResult, error) {
	for i := range e.is {
		e.is[i].Before(ctx, execCtx)
	}

	defer func() {
		for i := range e.is {
			e.is[i].After(ctx, execCtx)
		}
	}()

	if e.ex != nil {
		return e.ex.ExecWithValue(ctx, execCtx, f)
	}

	return f(ctx, execCtx.Query, execCtx.Values)
}