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     */
017    package org.apache.activemq.tool.sampler;
018    
019    import org.apache.activemq.tool.reports.PerformanceReportWriter;
020    
021    public interface PerformanceSampler extends Runnable {
022        
023        long getRampUpTime();
024    
025        void setRampUpTime(long rampUpTime);
026    
027        long getRampDownTime();
028    
029        void setRampDownTime(long rampDownTime);
030    
031        long getDuration();
032    
033        void setDuration(long duration);
034    
035        long getInterval();
036    
037        void setInterval(long interval);
038    
039        PerformanceReportWriter getPerfReportWriter();
040    
041        void setPerfReportWriter(PerformanceReportWriter writer);
042    
043        PerformanceEventListener getPerfEventListener();
044    
045        void setPerfEventListener(PerformanceEventListener listener);
046    
047        void sampleData();
048    
049        boolean isRunning();
050    
051        void waitUntilDone();
052    }