Example usage for com.google.common.cache CacheBuilder newBuilder

Introduction

In this page you can find the example usage for com.google.common.cache CacheBuilder newBuilder.

Prototype

public static CacheBuilder<Object, Object> newBuilder()

Source Link

Document

Constructs a new CacheBuilder instance with default settings, including strong keys, strong values, and no automatic eviction of any kind.

Usage

From source file:com.facebook.buck.rules.keys.DefaultRuleKeyBuilderFactory.java

public DefaultRuleKeyBuilderFactory(FileHashCache hashCache, SourcePathResolver pathResolver) {
    ruleKeyCache = CacheBuilder.newBuilder().weakKeys().build(new CacheLoader<RuleKeyAppendable, RuleKey>() {
        @Override//from  w  w  w .  ja  v  a2  s  . c  o m
        public RuleKey load(@Nonnull RuleKeyAppendable appendable) throws Exception {
            RuleKeyBuilder subKeyBuilder = newBuilder();
            appendable.appendToRuleKey(subKeyBuilder);
            return subKeyBuilder.build();
        }
    });
    this.hashCache = hashCache;
    this.pathResolver = pathResolver;
}

From source file:org.eclipse.che.multiuser.api.permission.server.HttpPermissionCheckerImpl.java

@Inject
public HttpPermissionCheckerImpl(@Named("che.api") String apiEndpoint, HttpJsonRequestFactory requestFactory) {
    // TODO mb make configurable size of cache and expiration time
    this.permissionsCache = CacheBuilder.newBuilder().maximumSize(1000).expireAfterWrite(1, TimeUnit.MINUTES)
            .build(new CacheLoader<Key, Set<String>>() {
                @Override/* w ww  .ja v a  2s.c  om*/
                public Set<String> load(Key key) throws Exception {
                    UriBuilder currentUsersPermissions = UriBuilder.fromUri(apiEndpoint)
                            .path("permissions/" + key.domain);
                    if (key.instance != null) {
                        currentUsersPermissions.queryParam("instance", key.instance);
                    }
                    String userPermissionsUrl = currentUsersPermissions.build().toString();
                    try {
                        PermissionsDto usersPermissions = requestFactory.fromUrl(userPermissionsUrl)
                                .useGetMethod().request().asDto(PermissionsDto.class);
                        return new HashSet<>(usersPermissions.getActions());
                    } catch (NotFoundException e) {
                        // user doesn't have permissions
                        return new HashSet<>();
                    }
                }
            });
}

From source file:com.spotify.dns.RetainingDnsSrvResolver.java

RetainingDnsSrvResolver(DnsSrvResolver delegate, long retentionTimeMillis) {
    Preconditions.checkArgument(retentionTimeMillis > 0L, "retention time must be positive, was %d",
            retentionTimeMillis);/*  w ww  . j a va 2  s . c  o m*/

    this.delegate = Preconditions.checkNotNull(delegate, "delegate");
    cache = CacheBuilder.newBuilder().expireAfterWrite(retentionTimeMillis, TimeUnit.MILLISECONDS).build();
}

From source file:org.glowroot.agent.impl.ServiceRegistryImpl.java

private ServiceRegistryImpl(GlowrootService glowrootService, TimerNameCache timerNameCache,
        final ConfigServiceFactory configServiceFactory) {
    this.glowrootService = glowrootService;
    this.timerNameCache = timerNameCache;
    configServices = CacheBuilder.newBuilder().build(new CacheLoader<String, ConfigService>() {
        @Override/*from   ww w  .  j a  va2 s. c o  m*/
        public ConfigService load(String pluginId) {
            return configServiceFactory.create(pluginId);
        }
    });
}

From source file:io.crate.execution.engine.indexing.IndexNameResolver.java

private static Supplier<String> forPartition(final TableIdent tableIdent,
        final List<Input<?>> partitionedByInputs) {
    assert partitionedByInputs.size() > 0 : "must have at least 1 partitionedByInput";
    final LoadingCache<List<BytesRef>, String> cache = CacheBuilder.newBuilder().initialCapacity(10)
            .maximumSize(20).build(new CacheLoader<List<BytesRef>, String>() {
                @Override/*ww w. j  a va  2 s  .co  m*/
                public String load(@Nonnull List<BytesRef> key) throws Exception {
                    return IndexParts.toIndexName(tableIdent, PartitionName.encodeIdent(key));
                }
            });
    return () -> {
        // copy because the values of the inputs are mutable
        List<BytesRef> partitions = Lists2.copyAndReplace(partitionedByInputs, Inputs.TO_BYTES_REF);
        return cache.getUnchecked(partitions);
    };
}

From source file:org.jboss.hal.meta.security.SecurityContextRegistry.java

@Inject
public SecurityContextRegistry(StatementContext statementContext, Environment environment) {
    super(new SecurityContextStatementContext(statementContext, environment), SECURITY_CONTEXT_TYPE);
    this.cache = CacheBuilder
            .newBuilder().maximumSize(CACHE_SIZE).recordStats().removalListener(notification -> logger
                    .debug("Remove {} from {} cache: {}", notification.getKey(), type, notification.getCause()))
            .build();/*from   w w w  .j  a v  a  2 s  .  co  m*/
}

From source file:org.xacml4j.v30.spi.pip.DefaultPolicyInformationPointCacheProvider.java

public DefaultPolicyInformationPointCacheProvider(int maxAttrSize, int maxContentSize) {
    this.attributeCache = CacheBuilder.newBuilder().maximumSize(maxAttrSize).build();
    this.contentCache = CacheBuilder.newBuilder().maximumSize(maxContentSize).build();
}

From source file:org.ttrssreader.imageCache.ImageCache.java

public ImageCache(int initialCapacity, String cacheDir) {
    this.diskCacheDir = cacheDir;
    this.cache = CacheBuilder.newBuilder().initialCapacity(initialCapacity).concurrencyLevel(1).softValues()
            .build(new CacheLoader<String, Byte[]>() {
                @Override//  ww  w  . j  ava  2 s .  c o m
                public Byte[] load(String key) throws Exception {

                    return null;
                }
            });
}

From source file:org.mule.module.http.internal.request.client.HttpConnectorMessageProcessorProvider.java

public HttpConnectorMessageProcessorProvider() {
    cachedMessageProcessors = CacheBuilder.newBuilder().maximumSize(CACHE_SIZE)
            .expireAfterWrite(EXPIRATION_TIME_IN_MINUTES, TimeUnit.MINUTES)
            .build(new CacheLoader<HttpRequestCacheKey, MessageProcessor>() {
                public MessageProcessor load(HttpRequestCacheKey cacheKey) throws MuleException {
                    return buildMessageProcessor(cacheKey);
                }//  w w w . j  a v a  2 s .c  om
            });
}

From source file:org.opendaylight.sloth.cache.SlothDomainCache.java

public SlothDomainCache(DataBroker dataBroker) {
    super(dataBroker);
    registerListener(LogicalDatastoreType.CONFIGURATION, SLOTH_DOMAIN_ID);
    domainCache = CacheBuilder.newBuilder().maximumSize(MAX_DOMAIN_CACHE).build();
    LOG.info("initialize SlothDomainCache");
}