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/**
* Copyright (c) 2008, http://www.snakeyaml.org
*
* 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 org.yaml.snakeyaml.issues.issue311;
public enum BooleanEnum {
TRUE(true), FALSE(false), UNKNOWN();
private boolean boolValue;
private boolean defined;
BooleanEnum(boolean p) {
boolValue = p;
defined = true;
}
BooleanEnum() {
boolValue = false;
defined = false;
}
boolean getBoolValue() {
if (!defined)
throw new IllegalArgumentException("Undefined has no value");
else
return boolValue;
}
boolean isDefined() {
return defined;
}
}
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