hazelcast-master/hazelcast/src/main/java/com/hazelcast/nio/serialization/ClassNameFilter.java
/*
 * Copyright (c) 2008-2023, Hazelcast, Inc. 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.hazelcast.nio.serialization;

/**
 * Allows to intercept class resolution during deserialization based on classname. It's used as a validation mechanism in
 * Look-ahead ObjectInputStream.
 */
public interface ClassNameFilter {

    /**
     * Called from {@link java.io.ObjectInputStream#resolveClass}. When the deserialization should not be allowed the method
     * throws a {@link RuntimeException}.
     *
     * @param className name of class to be deserialized
     */
    void filter(String className);
}
