io.etcd.jetcd.watch.WatchEvent Maven / Gradle / Ivy

Go to download

Show more of this group Show more artifacts with this name
Show all versions of jetcd-core Show documentation

jetcd-core

The newest version!

/*
 * Copyright 2016-2021 The jetcd authors
 *
 * 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 io.etcd.jetcd.watch;

import io.etcd.jetcd.KeyValue;

/**
 * Watch event, return by watch, contain put, delete event.
 */
public class WatchEvent {

    private final KeyValue keyValue;
    private final KeyValue prevKV;
    private final EventType eventType;

    public WatchEvent(KeyValue keyValue, KeyValue prevKV, EventType eventType) {
        this.keyValue = keyValue;
        this.prevKV = prevKV;
        this.eventType = eventType;
    }

    public KeyValue getKeyValue() {
        return keyValue;
    }

    public KeyValue getPrevKV() {
        return prevKV;
    }

    public EventType getEventType() {
        return eventType;
    }

    public enum EventType {
        PUT, DELETE, UNRECOGNIZED,
    }
}