"cacheloader returned null for key 0" 错误通常发生在使用 Guava Cache 的 LoadingCache 时,尤其是在配置了 refreshAfterWrite 功能后。这个错误表明 CacheLoader 的 load 方法对于某个键(在这个案例中是键 0)返回了 null,而 Guava Cache 的配置不允许 null 值。下面是对这个错误的详细分析和解决方法: 1. 确定...
CacheLoader returned null for key class cmd mvn eclipse:clean eclipse:eclipse mvn install -Dmaven.test.skip
Error cacheLoader returned null for key 'SD_REQTYPE' can be seen on the screen as well as in the log Environment JSM version 3.2.0 and above Diagnosis In the UI or in the application log, you'll see exception that goes like...
今天在使用guava cache的时候,报了如下错误: com.google.common.cache.CacheLoader$InvalidCacheLoadException: CacheLoader returned null for key 50816009. at com.google.common.cache.LocalCache$Segment.getAndRecordStats(LocalCache.java:2346) at com.google.common.cache.LocalCache$Segment.loadSync(LocalCache....
Parameters: key - key whose associated value is to be returned Returns: the value associated with the specified key, or null if no value is available for that key loadAll default Map<K,V> loadAll(Collection<? extends K> colKeys) Return the values associated with each the specifi...
function - the function to be used for loading values; must never return null Returns: a cache loader that loads values by passing each key to function from @CheckReturnValue public static <V> CacheLoader<Object,V> from(Supplier<V> supplier) Returns a cache loader based on an existi...
key - key whose associated value is to be returned Returns: the value associated with the specified key, or null if no value is available for that key loadAll public Map<K,V> loadAll(Collection<? extends K> colKeys) Return the values associated with each the specified ...
* Returns the Bitmap for {@code key} if it exists in the cache. If a Bitmap was returned, it is moved to the head * of the queue. This returns null if a Bitmap is not cached. */ @Override public final Bitmap get(String key) { ...
Some loader request header options that previously prevented caching (`pause: true`and`reconnect: false`) no longer do. Callers must now explicitly spcify`cache: false`in the request header to prevent caching of the returned container. Containers are evicted from the cache in their`closed`event...
Return the value associated with the specified key, or null if the key does not have an associated value in the underlying store. Specified by: loadin interfaceCacheLoader Parameters: oKey- key whose associated value is to be returned