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- /*
- * Licensed to the Apache Software Foundation (ASF) under one or more
- * contributor license agreements. See the NOTICE file distributed with
- * this work for additional information regarding copyright ownership.
- * The ASF licenses this file to You 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 javax.security.auth;
- /**
- * Allows for special treatment of sensitive information, when it comes to
- * destroying or clearing of the data.
- */
- public interface Destroyable {
- /**
- * Erases the sensitive information. Once an object is destroyed any calls
- * to its methods will throw an {@code IllegalStateException}. If it does
- * not succeed a DestroyFailedException is thrown.
- *
- * @throws DestroyFailedException
- * if the information cannot be erased.
- */
- void destroy() throws DestroyFailedException;
- /**
- * Returns {@code true} once an object has been safely destroyed.
- *
- * @return whether the object has been safely destroyed.
- */
- boolean isDestroyed();
- }
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