org.apache.flink.contrib.streaming.state.restore

类 RocksDBNoneRestoreOperation<K>

java.lang.Object

org.apache.flink.contrib.streaming.state.restore.AbstractRocksDBRestoreOperation<K>

org.apache.flink.contrib.streaming.state.restore.RocksDBNoneRestoreOperation<K>

所有已实现的接口:

AutoCloseable, RocksDBRestoreOperation, org.apache.flink.runtime.state.RestoreOperation<RocksDBRestoreResult>

public class RocksDBNoneRestoreOperation<K>
extends AbstractRocksDBRestoreOperation<K>

Encapsulates the process of initiating a RocksDB instance without restore.

字段概要

从类继承的字段 org.apache.flink.contrib.streaming.state.restore.AbstractRocksDBRestoreOperation

cancelStreamRegistry, columnFamilyDescriptors, columnFamilyHandles, columnFamilyOptionsFactory, db, dbOptions, dbPath, defaultColumnFamilyHandle, instanceBasePath, instanceRocksDBPath, isKeySerializerCompatibilityChecked, keyGroupPrefixBytes, keyGroupRange, keySerializerProvider, kvStateInformation, metricGroup, nativeMetricMonitor, nativeMetricOptions, numberOfTransferringThreads, restoreStateHandles, ttlCompactFiltersManager, userCodeClassLoader

构造器概要

构造器

构造器和说明

RocksDBNoneRestoreOperation(org.apache.flink.runtime.state.KeyGroupRange keyGroupRange, int keyGroupPrefixBytes, int numberOfTransferringThreads, org.apache.flink.core.fs.CloseableRegistry cancelStreamRegistry, ClassLoader userCodeClassLoader, Map<String,RocksDBKeyedStateBackend.RocksDbKvStateInfo> kvStateInformation, org.apache.flink.runtime.state.StateSerializerProvider<K> keySerializerProvider, File instanceBasePath, File instanceRocksDBPath, org.rocksdb.DBOptions dbOptions, java.util.function.Function<String,org.rocksdb.ColumnFamilyOptions> columnFamilyOptionsFactory, RocksDBNativeMetricOptions nativeMetricOptions, org.apache.flink.metrics.MetricGroup metricGroup, Collection<org.apache.flink.runtime.state.KeyedStateHandle> restoreStateHandles, RocksDbTtlCompactFiltersManager ttlCompactFiltersManager)

方法概要

限定符和类型	方法和说明
RocksDBRestoreResult	restore() Restores state that was previously snapshot-ed from the provided state handles.

从类继承的方法 org.apache.flink.contrib.streaming.state.restore.AbstractRocksDBRestoreOperation

close, getDb

从类继承的方法 java.lang.Object

clone, equals, finalize, getClass, hashCode, notify, notifyAll, toString, wait, wait, wait

构造器详细资料

RocksDBNoneRestoreOperation

public RocksDBNoneRestoreOperation(org.apache.flink.runtime.state.KeyGroupRange keyGroupRange,
                                   int keyGroupPrefixBytes,
                                   int numberOfTransferringThreads,
                                   org.apache.flink.core.fs.CloseableRegistry cancelStreamRegistry,
                                   ClassLoader userCodeClassLoader,
                                   Map<String,RocksDBKeyedStateBackend.RocksDbKvStateInfo> kvStateInformation,
                                   org.apache.flink.runtime.state.StateSerializerProvider<K> keySerializerProvider,
                                   File instanceBasePath,
                                   File instanceRocksDBPath,
                                   org.rocksdb.DBOptions dbOptions,
                                   java.util.function.Function<String,org.rocksdb.ColumnFamilyOptions> columnFamilyOptionsFactory,
                                   RocksDBNativeMetricOptions nativeMetricOptions,
                                   org.apache.flink.metrics.MetricGroup metricGroup,
                                   @Nonnull
                                   Collection<org.apache.flink.runtime.state.KeyedStateHandle> restoreStateHandles,
                                   @Nonnull
                                   RocksDbTtlCompactFiltersManager ttlCompactFiltersManager)

方法详细资料

restore

public RocksDBRestoreResult restore()
                             throws Exception

从接口复制的说明: RocksDBRestoreOperation

Restores state that was previously snapshot-ed from the provided state handles.

指定者:

restore 在接口中 RocksDBRestoreOperation

指定者:

restore 在接口中 org.apache.flink.runtime.state.RestoreOperation<RocksDBRestoreResult>

指定者:

restore 在类中 AbstractRocksDBRestoreOperation<K>

抛出:

Exception