samza-api/src/main/java/org/apache/samza/operators/triggers/CountTrigger.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.samza.operators.triggers;

/**
 * A {@link Trigger} that fires when the number of messages in the {@link org.apache.samza.operators.windows.WindowPane}
 * reaches the specified count.
 */
public class CountTrigger<M> implements Trigger<M> {

  private final long count;

  CountTrigger(long count) {
    this.count = count;
  }

  public long getCount() {
    return count;
  }
}