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1ef8716177
Also had to add an EnumParameter class to support List<T extends Enum<T>>, as these aren't natively supported by JCommander (although single Enum parameters are.) ------------- Created by MOE: https://github.com/google/moe MOE_MIGRATED_REVID=129464699
30 lines
1.2 KiB
Java
30 lines
1.2 KiB
Java
// Copyright 2016 The Domain Registry Authors. All Rights Reserved.
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//
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// Licensed under the Apache License, Version 2.0 (the "License");
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// you may not use this file except in compliance with the License.
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// You may obtain a copy of the License at
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//
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// http://www.apache.org/licenses/LICENSE-2.0
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//
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// Unless required by applicable law or agreed to in writing, software
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// distributed under the License is distributed on an "AS IS" BASIS,
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// WITHOUT WARRANTIES OR CONDITIONS OF ANY KIND, either express or implied.
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// See the License for the specific language governing permissions and
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// limitations under the License.
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package google.registry.tools.params;
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import google.registry.util.TypeUtils.TypeInstantiator;
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/** Base class for Enum-based parameters.
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*
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* <p>This is not necessary for single-value Enum parameters (i.e. arity = 1) as JCommander natively
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* supports them, but is necessary for variable-arity ({@code List<Enum>}) parameters.
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*/
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public abstract class EnumParameter<T extends Enum<T>> extends ParameterConverterValidator<T> {
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@Override
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public T convert(String value) {
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return Enum.<T>valueOf(new TypeInstantiator<T>(getClass()){}.getExactType(), value);
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}
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}
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