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/*
* Copyright 2015 Open Networking Laboratory
*
* 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.onosproject.store.service;
import java.util.Objects;
import com.google.common.base.MoreObjects;
/**
* Representation of a AtomicValue update notification.
*
* @param <V> atomic value type
*/
public final class AtomicValueEvent<V> {
/**
* AtomicValueEvent type.
*/
public enum Type {
/**
* Value was updated.
*/
UPDATE,
}
private final String name;
private final Type type;
private final V value;
/**
* Creates a new event object.
*
* @param name AtomicValue name
* @param type the type of the event
* @param value the new value
*/
public AtomicValueEvent(String name, Type type, V value) {
this.name = name;
this.type = type;
this.value = value;
}
/**
* Returns the AtomicValue name.
*
* @return name of atomic value
*/
public String name() {
return name;
}
/**
* Returns the type of the event.
*
* @return the type of the event
*/
public Type type() {
return type;
}
/**
* Returns the new updated value.
*
* @return the value
*/
public V value() {
return value;
}
@Override
public boolean equals(Object o) {
if (!(o instanceof AtomicValueEvent)) {
return false;
}
AtomicValueEvent that = (AtomicValueEvent) o;
return Objects.equals(this.name, that.name) &&
Objects.equals(this.type, that.type) &&
Objects.equals(this.value, that.value);
}
@Override
public int hashCode() {
return Objects.hash(name, type, value);
}
@Override
public String toString() {
return MoreObjects.toStringHelper(getClass())
.add("name", name)
.add("type", type)
.add("value", value)
.toString();
}
}
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