Java Code Examples for com.google.common.cache.Cache#invalidateAll()
The following examples show how to use
com.google.common.cache.Cache#invalidateAll() .
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Example 1
Source File: GuavaCache5.java From blog with BSD 2-Clause "Simplified" License | 6 votes |
public static void main(String[] args) throws InterruptedException { Cache<String,String> cache = CacheBuilder.newBuilder().build(); Object value = new Object(); cache.put("key1","value1"); cache.put("key2","value2"); cache.put("key3","value3"); List<String> list = new ArrayList<String>(); list.add("key1"); list.add("key2"); cache.invalidateAll(list);//批量清除list中全部key对应的记录 System.out.println(cache.getIfPresent("key1")); System.out.println(cache.getIfPresent("key2")); System.out.println(cache.getIfPresent("key3")); }
Example 2
Source File: RemoteDriverTest.java From calcite-avatica with Apache License 2.0 | 6 votes |
@Test public void testStatementLifecycle() throws Exception { ConnectionSpec.getDatabaseLock().lock(); try (AvaticaConnection connection = (AvaticaConnection) getLocalConnection()) { Map<Integer, AvaticaStatement> clientMap = connection.statementMap; Cache<Integer, Object> serverMap = getLocalConnectionInternals() .getRemoteStatementMap(connection); // Other tests being run might leave statements in the cache. // The lock guards against more statements being cached during the test. serverMap.invalidateAll(); assertEquals(0, clientMap.size()); assertEquals(0, serverMap.size()); Statement stmt = connection.createStatement(); assertEquals(1, clientMap.size()); assertEquals(1, serverMap.size()); stmt.close(); assertEquals(0, clientMap.size()); assertEquals(0, serverMap.size()); } finally { ConnectionSpec.getDatabaseLock().unlock(); } }
Example 3
Source File: TimelineMetricsHolder.java From ambari-metrics with Apache License 2.0 | 5 votes |
/** * Returns values from cache and clears the cache * @param cache * @param lock * @return */ private Map<String, TimelineMetrics> extractMetricsFromCacheWithLock(Cache<String, TimelineMetrics> cache, ReadWriteLock lock) { lock.writeLock().lock(); Map<String, TimelineMetrics> metricsMap = new TreeMap<>(cache.asMap()); cache.invalidateAll(); lock.writeLock().unlock(); return metricsMap; }
Example 4
Source File: RemoteDriverTest.java From calcite-avatica with Apache License 2.0 | 5 votes |
@Test public void testConnectionIsolation() throws Exception { ConnectionSpec.getDatabaseLock().lock(); try { Cache<String, Connection> connectionMap = getLocalConnectionInternals() .getRemoteConnectionMap((AvaticaConnection) getLocalConnection()); // Other tests being run might leave connections in the cache. // The lock guards against more connections being cached during the test. connectionMap.invalidateAll(); final String sql = "select * from (values (1, 'a'))"; assertEquals("connection cache should start empty", 0, connectionMap.size()); Connection conn1 = getLocalConnection(); Connection conn2 = getLocalConnection(); assertEquals("we now have two connections open", 2, connectionMap.size()); PreparedStatement conn1stmt1 = conn1.prepareStatement(sql); assertEquals( "creating a statement does not cause new connection", 2, connectionMap.size()); PreparedStatement conn2stmt1 = conn2.prepareStatement(sql); assertEquals( "creating a statement does not cause new connection", 2, connectionMap.size()); AvaticaPreparedStatement s1 = (AvaticaPreparedStatement) conn1stmt1; AvaticaPreparedStatement s2 = (AvaticaPreparedStatement) conn2stmt1; assertFalse("connection id's should be unique", s1.handle.connectionId.equalsIgnoreCase(s2.handle.connectionId)); conn2.close(); assertEquals("closing a connection closes the server-side connection", 1, connectionMap.size()); conn1.close(); assertEquals("closing a connection closes the server-side connection", 0, connectionMap.size()); } finally { ConnectionSpec.getDatabaseLock().unlock(); } }
Example 5
Source File: MCRCache.java From mycore with GNU General Public License v3.0 | 5 votes |
/** * Changes the capacity of this cache. This is the maximum number of objects that will be cached at a time. If the * new capacity is smaller than the current number of objects in the cache, the least recently used objects will be * removed from the cache. * * @param capacity * the maximum number of objects this cache will hold */ public synchronized void setCapacity(long capacity) { this.capacity = capacity; Cache<K, MCRCacheEntry<V>> newCache = CacheBuilder.newBuilder().recordStats().maximumSize(capacity).build(); newCache.putAll(backingCache.asMap()); Cache<K, MCRCacheEntry<V>> oldCache = backingCache; backingCache = newCache; oldCache.invalidateAll(); }
Example 6
Source File: AbstractConfig.java From apollo with Apache License 2.0 | 5 votes |
/** * Clear config cache */ protected void clearConfigCache() { synchronized (this) { for (Cache c : allCaches) { if (c != null) { c.invalidateAll(); } } m_configVersion.incrementAndGet(); } }
Example 7
Source File: DefaultCacheRegistry.java From emodb with Apache License 2.0 | 5 votes |
private void invalidate(InvalidationEvent event) { // Invalidate the actual cache. Cache<String, ?> cache = _cache.get(); if (cache != null) { if (event.hasKeys()) { cache.invalidateAll(event.getKeys()); } else { cache.invalidateAll(); } } notifyListeners(event); }
Example 8
Source File: MetaDataEndpointImpl.java From phoenix with Apache License 2.0 | 5 votes |
@Override public void clearCache(RpcController controller, ClearCacheRequest request, RpcCallback<ClearCacheResponse> done) { GlobalCache cache = GlobalCache.getInstance(this.env); Cache<ImmutableBytesPtr, PTable> metaDataCache = GlobalCache.getInstance(this.env).getMetaDataCache(); metaDataCache.invalidateAll(); cache.clearTenantCache(); }
Example 9
Source File: HotKeyListener.java From EVCache with Apache License 2.0 | 5 votes |
private void setupHotKeyListener() { if(enableThrottleHotKeys.get()) { poolManager.addEVCacheEventListener(this); } else { poolManager.removeEVCacheEventListener(this); for(Cache<String, Integer> cache : cacheMap.values()) { cache.invalidateAll(); } } }
Example 10
Source File: GuavaLevel1CacheProvider.java From azeroth with Apache License 2.0 | 4 votes |
public void remove(String cacheName, String key) { Cache<String, Object> cache = getCacheHolder(cacheName); if (cache != null) { cache.invalidateAll(); } }
Example 11
Source File: GuavaLevel1CacheProvider.java From azeroth with Apache License 2.0 | 4 votes |
public void clearAll() { for (Cache<String, Object> cache : caches.values()) { cache.invalidateAll(); } }
Example 12
Source File: S3FileSystem.java From dremio-oss with Apache License 2.0 | 4 votes |
private static final void invalidateCache(Cache<?, ?> cache) { cache.invalidateAll(); cache.cleanUp(); }
Example 13
Source File: GuavaLevel1CacheProvider.java From jeesuite-libs with Apache License 2.0 | 4 votes |
public void remove(String cacheName,String key){ Cache<String, Object> cache = getCacheHolder(cacheName); if(cache != null){ cache.invalidateAll(); } }
Example 14
Source File: GuavaLevel1CacheProvider.java From jeesuite-libs with Apache License 2.0 | 4 votes |
public void clearAll(){ for (Cache<String, Object> cache : caches.values()) { cache.invalidateAll(); } }