/*
* Copyright 2013 the original author or authors.
*
* 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 ratpack.codahale.metrics.internal;
import com.codahale.metrics.CsvReporter;
import com.codahale.metrics.MetricRegistry;
import com.google.inject.Provider;
import com.google.inject.name.Named;
import ratpack.launch.LaunchConfig;
import javax.inject.Inject;
import java.io.File;
import java.util.concurrent.TimeUnit;
/**
* A Provider implementation that sets up a {@link CsvReporter} for a {@link MetricRegistry}.
*/
public class CsvReporterProvider implements Provider<CsvReporter> {
public static final String CSV_REPORT_DIRECTORY = "ratpack.codahale.metrics.internal.CsvReporterProvider.csvReportDirectory";
private final MetricRegistry metricRegistry;
private final File csvReportDirectory;
private final LaunchConfig launchConfig;
@Inject
public CsvReporterProvider(MetricRegistry metricRegistry, @Named(CsvReporterProvider.CSV_REPORT_DIRECTORY) File csvReportDirectory, LaunchConfig launchConfig) {
this.metricRegistry = metricRegistry;
this.csvReportDirectory = csvReportDirectory;
this.launchConfig = launchConfig;
}
@Override
public CsvReporter get() {
CsvReporter reporter = CsvReporter.forRegistry(metricRegistry).build(csvReportDirectory);
String interval = launchConfig.getOther("metrics.scheduledreporter.interval", "30");
reporter.start(Long.parseLong(interval), TimeUnit.SECONDS);
return reporter;
}
}