IntentPerfCommand.java
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/*
* Copyright 2015 Open Networking Laboratory
*
* 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 org.onosproject.intentperf;
import org.apache.karaf.shell.commands.Command;
import org.apache.karaf.shell.commands.Option;
import org.onosproject.cli.AbstractShellCommand;
import org.onosproject.intentperf.IntentPerfCollector.Sample;
import java.text.SimpleDateFormat;
import java.util.Date;
import java.util.List;
/**
* Displays accumulated performance metrics.
*/
@Command(scope = "onos", name = "intent-perf",
description = "Displays accumulated performance metrics")
public class IntentPerfCommand extends AbstractShellCommand {
@Option(name = "-s", aliases = "--summary", description = "Output just summary",
required = false, multiValued = false)
private boolean summary = false;
@Override
protected void execute() {
if (summary) {
printSummary();
} else {
printSamples();
}
}
private void printSummary() {
IntentPerfCollector collector = get(IntentPerfCollector.class);
List<String> headers = collector.getSampleHeaders();
Sample overall = collector.getOverall();
double total = 0;
for (int i = 0; i < overall.data.length; i++) {
print("%12s: %12.2f", headers.get(i), overall.data[i]);
total += overall.data[i];
}
print("%12s: %12.2f", "total", total);
}
private void printSamples() {
IntentPerfCollector collector = get(IntentPerfCollector.class);
List<String> headers = collector.getSampleHeaders();
List<Sample> samples = collector.getSamples();
System.out.print(String.format("%10s ", "Time"));
for (String header : headers) {
System.out.print(String.format("%12s ", header));
}
System.out.println(String.format("%12s", "Total"));
SimpleDateFormat sdf = new SimpleDateFormat("HH:mm:ss");
for (Sample sample : samples) {
double total = 0;
System.out.print(String.format("%10s ", sdf.format(new Date(sample.time))));
for (int i = 0; i < sample.data.length; i++) {
if (sample.data[i] >= 0) {
System.out.print(String.format("%12.2f ", sample.data[i]));
total += sample.data[i];
} else {
System.out.print(String.format("%12s ", " "));
}
}
System.out.println(String.format("%12.2f", total));
}
}
}