static {
// TODO where to obtain this from?
CONFIGURATION = new HashConfiguration();
LOOKUPS =
WealdMetrics.getMetricRegistry()
.meter(com.codahale.metrics.MetricRegistry.name(Hash.class, "lookups"));
MISSES =
WealdMetrics.getMetricRegistry()
.meter(com.codahale.metrics.MetricRegistry.name(Hash.class, "misses"));
GETS =
WealdMetrics.getMetricRegistry()
.timer(com.codahale.metrics.MetricRegistry.name(Hash.class, "gets"));
final CacheBuilder<Object, Object> cb =
CacheBuilder.newBuilder()
.maximumSize(CONFIGURATION.getCacheConfiguration().getMaxEntries())
.expireAfterWrite(
CONFIGURATION.getCacheConfiguration().getMaxDuration(), TimeUnit.SECONDS);
CACHE =
cb.recordStats()
.build(
new CacheLoader<TwoTuple<String, String>, Boolean>() {
@Override
public Boolean load(final TwoTuple<String, String> input) {
MISSES.mark();
return calculateMatches(input.getS(), input.getT());
}
});
}
public com.google.common.cache.CacheBuilder<Object, Object> recordStats() {
return builder.recordStats();
}