dnet-hadoop/dhp-common/src/main/java/eu/dnetlib/dhp/common/counter/NamedCountersFileWriter.java

53 lines
1.4 KiB
Java

package eu.dnetlib.dhp.common.counter;
import java.io.File;
import java.io.FileOutputStream;
import java.io.IOException;
import java.io.OutputStream;
import java.util.Properties;
/**
* Writer of {@link NamedCounters} object into a properties file.
*
* @author madryk
*/
public class NamedCountersFileWriter {
//------------------------ LOGIC --------------------------
/**
* Writes {@link NamedCounters} as a properties file located under
* provided filePath.
*
* @throws IOException if writing to properties file resulted in an error
*/
public void writeCounters(NamedCounters counters, String filePath) throws IOException {
Properties counterProperties = buildPropertiesFromCounters(counters);
File file = new File(filePath);
try (OutputStream os = new FileOutputStream(file)) {
counterProperties.store(os, null);
}
}
//------------------------ PRIVATE --------------------------
private Properties buildPropertiesFromCounters(NamedCounters counters) {
Properties properties = new Properties();
for (String counterName : counters.counterNames()) {
long count = counters.currentValue(counterName);
properties.put(counterName, String.valueOf(count));
}
return properties;
}
}