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EntityEvent.java
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/*
* Copyright 2019 Generic-CRUD contributors
*
* 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.github.cepr0.crud.event;
import io.github.cepr0.crud.model.IdentifiableEntity;
import java.io.Serializable;
import java.util.Objects;
/**
* Base class for all entity events.
*
* @author Sergei Poznanski
*/
public class EntityEvent<T extends IdentifiableEntity> implements Serializable {
/**
* Entity related to the event.
*/
private final T entity;
public EntityEvent(final T entity) {
this.entity = Objects.requireNonNull(entity, "Parameter 'entity' must not be null!");
}
/**
* Can be used in 'conditional' parameter of event listeners to filter events.
*
* @param simpleClassName a simple class name to compare with the entity
* @return return true if the parameter is equal to the simple class name of the entity
*/
public boolean contain(String simpleClassName) {
return Objects.requireNonNull(entity, "Parameter 'simpleClassName' must not be null!")
.getClass()
.getSimpleName()
.equals(simpleClassName);
}
public T getEntity() {
return entity;
}
}