// =================================================================================================
// Copyright 2011 Twitter, Inc.
// -------------------------------------------------------------------------------------------------
// Licensed under the Apache License, Version 2.0 (the "License");
// you may not use this work except in compliance with the License.
// You may obtain a copy of the License in the LICENSE file, or 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.twitter.common.args.parsers;
import com.twitter.common.args.ArgParser;
/**
* Boolean parser.
*
* @author William Farner
*/
@ArgParser
public class BooleanParser extends NonParameterizedTypeParser<Boolean> {
@Override
public Boolean doParse(String raw) {
// Magic boolean syntax, no argument value means true.
return raw.isEmpty() || Boolean.parseBoolean(raw);
}
}