/guava/guava/src/com/google/common/cache/CacheBuilder.java
if ( keyStrength != null) {
if ( ticker != null ) {
public CacheBuilder<K, V> ticker(Ticker ticker) { checkState(this.ticker == null); this.ticker = checkNotNull(ticker); return this; } Ticker getTicker(boolean recordsTime) { <extra_id_0> return ticker; } return recordsTime ? Ticker.systemTicker() : NULL_TICKER; } public <K1 extends K, V1 extends V> CacheBuilder<K1, V1> removalListener( RemovalListener<? super K1, ? super V1> listener) {