forked from google/simhospital
/
ethnicity.go
40 lines (35 loc) · 1.31 KB
/
ethnicity.go
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// Copyright 2020 Google LLC
//
// Licensed 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 person
import (
"github.com/Arend-melissant/simhospital/pkg/config"
"github.com/Arend-melissant/simhospital/pkg/ir"
"github.com/Arend-melissant/simhospital/pkg/sample"
)
// EthnicityGenerator generates ethnicity.
type EthnicityGenerator struct {
*sample.DiscreteDistribution
}
// NewEthnicityGenerator returns new EthnicityGenerator based on data provided.
func NewEthnicityGenerator(d *config.Data) EthnicityGenerator {
return EthnicityGenerator{DiscreteDistribution: &sample.DiscreteDistribution{WeightedValues: d.Ethnicities}}
}
// Random returns a random ethnicity, which can be nil.
func (eg EthnicityGenerator) Random() *ir.Ethnicity {
e := eg.DiscreteDistribution.Random()
if e == nil {
return nil
}
return e.(*ir.Ethnicity)
}