go.temporal.io/server@v1.23.0/common/cache/size_getter.go

// The MIT License
//
// Copyright (c) 2023 Temporal Technologies Inc.  All rights reserved.
//
// Copyright (c) 2020 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
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// 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.
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// 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
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//go:generate mockgen -copyright_file ../../LICENSE -package $GOPACKAGE -source $GOFILE -destination size_getter_mock.go

package cache

// SizeGetter is an interface that can be implemented by cache entries to provide their size
type (
	SizeGetter interface {
		CacheSize() int
	}
)

func getSize(value interface{}) int {
	if v, ok := value.(SizeGetter); ok {
		return v.CacheSize()
	}
	// if the object does not have a CacheSize() method, assume is count limit cache, which size should be 1
	return 1
}