config.go

// Copyright (c) 2018 Uber Technologies, Inc.
//
// Permission is hereby granted, free of charge, to any person obtaining a copy
// of this software and associated documentation files (the "Software"), to deal
// in the Software without restriction, including without limitation the rights
// to use, copy, modify, merge, publish, distribute, sublicense, and/or sell
// copies of the Software, and to permit persons to whom the Software is
// furnished to do so, subject to the following conditions:
//
// The above copyright notice and this permission notice shall be included in
// all copies or substantial portions of the Software.
//
// THE SOFTWARE IS PROVIDED "AS IS", WITHOUT WARRANTY OF ANY KIND, EXPRESS OR
// IMPLIED, INCLUDING BUT NOT LIMITED TO THE WARRANTIES OF MERCHANTABILITY,
// FITNESS FOR A PARTICULAR PURPOSE AND NONINFRINGEMENT. IN NO EVENT SHALL THE
// AUTHORS OR COPYRIGHT HOLDERS BE LIABLE FOR ANY CLAIM, DAMAGES OR OTHER
// LIABILITY, WHETHER IN AN ACTION OF CONTRACT, TORT OR OTHERWISE, ARISING FROM,
// OUT OF OR IN CONNECTION WITH THE SOFTWARE OR THE USE OR OTHER DEALINGS IN
// THE SOFTWARE.

package proto

import (
	"github.com/m3db/m3x/instrument"
	"github.com/m3db/m3x/pool"
)

// Configuration configures an Encoder or a Decoder.
type Configuration struct {
	MaxMessageSize *int                              `yaml:"maxMessageSize"`
	BytesPool      *pool.BucketizedPoolConfiguration `yaml:"bytesPool"`
}

// NewOptions creates a new Options.
func (c *Configuration) NewOptions(
	iOpts instrument.Options,
) Options {
	var (
		opts = NewOptions()
	)
	if c.MaxMessageSize != nil {
		opts = opts.SetMaxMessageSize(*c.MaxMessageSize)
	}
	if c.BytesPool != nil {
		scope := iOpts.MetricsScope()
		p := pool.NewBytesPool(
			c.BytesPool.NewBuckets(),
			c.BytesPool.NewObjectPoolOptions(iOpts.SetMetricsScope(scope.Tagged(
				map[string]string{"pool": "bytes"},
			))),
		)
		p.Init()
		opts = opts.SetBytesPool(p)
	}
	return opts
}