Examples with AndFilter co.cask.cdap.logging.filter.AndFilter used on opensource projects

Example 6 with AndFilter

use of co.cask.cdap.logging.filter.AndFilter in project cdap by caskdata.

the class FileLogReader method getLogNext.

@Override
public void getLogNext(final LoggingContext loggingContext, final ReadRange readRange, final int maxEvents, final Filter filter, final Callback callback) {
    if (readRange == ReadRange.LATEST) {
        getLogPrev(loggingContext, readRange, maxEvents, filter, callback);
        return;
    }
    callback.init();
    try {
        Filter logFilter = new AndFilter(ImmutableList.of(LoggingContextHelper.createFilter(loggingContext), filter));
        long fromTimeMs = readRange.getFromMillis() + 1;
        LOG.trace("Using fromTimeMs={}, readRange={}", fromTimeMs, readRange);
        List<LogLocation> sortedFilesInRange = fileMetadataReader.listFiles(LoggingContextHelper.getLogPathIdentifier(loggingContext), readRange.getFromMillis(), readRange.getToMillis());
        if (sortedFilesInRange.isEmpty()) {
            return;
        }
        for (LogLocation file : sortedFilesInRange) {
            LOG.trace("Reading file {}", file);
            file.readLog(logFilter, fromTimeMs, Long.MAX_VALUE, maxEvents - callback.getCount(), callback);
            if (callback.getCount() >= maxEvents) {
                break;
            }
        }
    } catch (Throwable e) {
        LOG.error("Got exception: ", e);
        throw Throwables.propagate(e);
    }
}