001/*
002 * Licensed to the Apache Software Foundation (ASF) under one or more
003 * contributor license agreements.  See the NOTICE file distributed with
004 * this work for additional information regarding copyright ownership.
005 * The ASF licenses this file to You under the Apache License, Version 2.0
006 * (the "License"); you may not use this file except in compliance with
007 * the License.  You may obtain a copy of the License at
008 *
009 *      http://www.apache.org/licenses/LICENSE-2.0
010 *
011 * Unless required by applicable law or agreed to in writing, software
012 * distributed under the License is distributed on an "AS IS" BASIS,
013 * WITHOUT WARRANTIES OR CONDITIONS OF ANY KIND, either express or implied.
014 * See the License for the specific language governing permissions and
015 * limitations under the License.
016 */
017package org.apache.camel.reifier;
018
019import java.util.concurrent.TimeUnit;
020
021import org.apache.camel.Processor;
022import org.apache.camel.Route;
023import org.apache.camel.model.ProcessorDefinition;
024import org.apache.camel.model.SamplingDefinition;
025import org.apache.camel.processor.SamplingThrottler;
026
027public class SamplingReifier extends ProcessorReifier<SamplingDefinition> {
028
029    public SamplingReifier(Route route, ProcessorDefinition<?> definition) {
030        super(route, (SamplingDefinition)definition);
031    }
032
033    @Override
034    public Processor createProcessor() throws Exception {
035        if (definition.getMessageFrequency() != null) {
036            return new SamplingThrottler(parseLong(definition.getMessageFrequency()));
037        } else {
038            // should default be 1 sample period
039            long time = definition.getSamplePeriod() != null ? parseDuration(definition.getSamplePeriod()) : 1L;
040            // should default be in seconds
041            TimeUnit tu = definition.getUnits() != null ? parse(TimeUnit.class, definition.getUnits()) : TimeUnit.SECONDS;
042            return new SamplingThrottler(time, tu);
043        }
044    }
045}