geode-core/src/main/java/org/apache/geode/internal/cache/VersionTagHolder.java

/*
 * 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 org.apache.geode.internal.cache;

import org.apache.geode.internal.cache.versions.VersionTag;

/**
 * This class is just used to hold the version tag for an operation. It does need release to be
 * called (unlike other EntryEventImpls) because it never has off-heap value references.
 */
public class VersionTagHolder extends EntryEventImpl {
  public VersionTagHolder(VersionTag<?> tag) {
    setVersionTag(tag);
    disallowOffHeapValues();
  }

  public VersionTagHolder() {
    this(null);
  }
}