private void writeJVMStatisticsResults(OutputStreamWriter outputStreamWriter) throws IOException {
List<JVMResourcesRecord> unwrittenResults = this.jvmStatistics;
this.jvmStatistics = initMatchedJVMStatisticsResultContainer();
Iterator<JVMResourcesRecord> iterator = unwrittenResults.iterator();
while (iterator.hasNext()) {
JVMResourcesRecord record = iterator.next();
String resultString = record.writeData().toString();
outputStreamWriter.write(resultString);
}
}
public void writeJVMStatistics(String filenameJVMStatistics) {
FileOutputStream outputStream = null;
OutputStreamWriter outputStreamWriter = null;
try {
outputStream = new FileOutputStream(filenameJVMStatistics, true);
outputStreamWriter = new OutputStreamWriter(outputStream);
if (new File(filenameJVMStatistics).length() <= 0)
outputStreamWriter.write(JVMResourcesRecord.writeHeader().toString());
writeJVMStatisticsResults(outputStreamWriter);
} catch (IOException e) {
log.error("error writing JVM statistic results to file " + filenameJVMStatistics, e);
} finally {
try {
if (outputStreamWriter != null) outputStreamWriter.close();
if (outputStream != null) outputStream.close();
log.info(
"postage JVM statistic results completely written to file " + filenameJVMStatistics);
} catch (IOException e) {
log.error("error closing stream", e);
}
}
}