modules/core/src/main/java/org/apache/fluo/core/observer/RegisteredObservers.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.fluo.core.observer;

import java.util.Set;

import org.apache.fluo.api.data.Column;
import org.apache.fluo.api.observer.Observer;
import org.apache.fluo.core.impl.Environment;

public interface RegisteredObservers {
  Set<Column> getObservedColumns(Observer.NotificationType nt);

  Observers getObservers(Environment env);
}