// Copyright 2014 The Bazel Authors. All rights reserved.
//
// 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 com.google.devtools.common.options;
/**
* A converter is a little helper object that can take a String and
* turn it into an instance of type T (the type parameter to the converter).
*/
public interface Converter<T> {
/**
* Convert a string into type T.
*/
T convert(String input) throws OptionsParsingException;
/**
* The type description appears in usage messages. E.g.: "a string",
* "a path", etc.
*/
String getTypeDescription();
}