name
stringlengths
12
178
code_snippet
stringlengths
8
36.5k
score
float64
3.26
3.68
hbase_ByteBuffAllocator_createOnHeap_rdh
/** * Initialize an {@link ByteBuffAllocator} which only allocate ByteBuffer from on-heap, it's * designed for testing purpose or disabled reservoir case. * * @return allocator to allocate on-heap ByteBuffer. */ private static ByteBuffAllocator createOnHeap() { return new ByteBuffAllocator(false, 0, DEFAULT_BU...
3.26
hbase_ByteBuffAllocator_allocate_rdh
/** * Allocate size bytes from the ByteBufAllocator, Note to call the {@link ByteBuff#release()} if * no need any more, otherwise the memory leak happen in NIO ByteBuffer pool. * * @param size * to allocate * @return an ByteBuff with the desired size. */ public ByteBuff allocate(int size) { if (size < 0)...
3.26
hbase_ByteBuffAllocator_allocateOneBuffer_rdh
/** * Allocate an buffer with buffer size from ByteBuffAllocator, Note to call the * {@link ByteBuff#release()} if no need any more, otherwise the memory leak happen in NIO * ByteBuffer pool. * * @return an ByteBuff with the buffer size. */public SingleByteBuff allocateOneBuffer() {if (isReservoirEnabled()) { ...
3.26
hbase_ByteBuffAllocator_clean_rdh
/** * Free all direct buffers if allocated, mainly used for testing. */ public void clean() { while (!buffers.isEmpty()) { ByteBuffer v21 = buffers.poll(); if (v21.isDirect()) { UnsafeAccess.freeDirectBuffer(v21); } } this.usedBufCount.set(0); this.maxPoolSizeInfo...
3.26
hbase_CoprocessorRpcUtils_setControllerException_rdh
/** * Stores an exception encountered during RPC invocation so it can be passed back through to the * client. * * @param controller * the controller instance provided by the client when calling the service * @param ioe * the exception encountered */ public static void setControllerException(RpcController co...
3.26
hbase_CoprocessorRpcUtils_run_rdh
/** * Called on completion of the RPC call with the response object, or {@code null} in the case of * an error. * * @param parameter * the response object or {@code null} if an error occurred */ @Override public void run(R parameter) { synchronized(this) { result = parameter; resultSet = tr...
3.26
hbase_CoprocessorRpcUtils_get_rdh
/** * Returns the parameter passed to {@link #run(Object)} or {@code null} if a null value was * passed. When used asynchronously, this method will block until the {@link #run(Object)} * method has been called. * * @return the response object or {@code null} if no response was passed */public synchronized R get()...
3.26
hbase_CoprocessorRpcUtils_getServiceName_rdh
/** * Returns the name to use for coprocessor service calls. For core HBase services (in the hbase.pb * protobuf package), this returns the unqualified name in order to provide backward compatibility * across the package name change. For all other services, the fully-qualified service name is * used. */ public sta...
3.26
hbase_MasterMaintenanceModeTracker_start_rdh
/** * Starts the tracking of whether master is in Maintenance Mode. */ public void start() {watcher.registerListener(this); update(); }
3.26
hbase_IPCUtil_wrapException_rdh
/** * Takes an Exception, the address, and if pertinent, the RegionInfo for the Region we were trying * to connect to and returns an IOException with the input exception as the cause. The new * exception provides the stack trace of the place where the exception is thrown and some extra * diagnostics information. *...
3.26
hbase_IPCUtil_getTotalSizeWhenWrittenDelimited_rdh
/** * Returns Size on the wire when the two messages are written with writeDelimitedTo */ public static int getTotalSizeWhenWrittenDelimited(Message... messages) { int totalSize = 0; for (Message m : messages) { if (m == null) { continue; } totalSize += m.getSerializedSize...
3.26
hbase_IPCUtil_createRemoteException_rdh
/** * * @param e * exception to be wrapped * @return RemoteException made from passed <code>e</code> */ static RemoteException createRemoteException(final ExceptionResponse e) { String innerExceptionClassName = e.getExceptionClassName(); boolean doNotRetry = e.getDoNotRetry(); boolean serverOverload...
3.26
hbase_IPCUtil_write_rdh
/** * Write out header, param, and cell block if there is one. * * @param dos * Stream to write into * @param header * to write * @param param * to write * @param cellBlock * to write * @return Total number of bytes written. * @throws IOException * if write action fails */ public static int writ...
3.26
hbase_ExplicitColumnTracker_reset_rdh
// Called between every row. @Override public void reset() { this.index = 0; this.f0 = this.columns[this.index]; for (ColumnCount col : this.columns) { col.setCount(0); } resetTS(); }
3.26
hbase_ExplicitColumnTracker_checkColumn_rdh
/** * {@inheritDoc } */ @Overridepublic MatchCode checkColumn(Cell cell, byte type) { // delete markers should never be passed to an // *Explicit*ColumnTracker assert !PrivateCellUtil.isDelete(type); do { // No more columns left, we are done with this query ...
3.26
hbase_SnapshotSegmentScanner_getScannerOrder_rdh
/** * * @see KeyValueScanner#getScannerOrder() */ @Override public long getScannerOrder() { return 0; }
3.26
hbase_AsyncTableBuilder_setMaxRetries_rdh
/** * Set the max retry times for an operation. Usually it is the max attempt times minus 1. * <p> * Operation timeout and max attempt times(or max retry times) are both limitations for retrying, * we will stop retrying when we reach any of the limitations. * * @see #setMaxAttempts(int) * @see #setOperationTimeo...
3.26
hbase_BlockingRpcClient_createConnection_rdh
/** * Creates a connection. Can be overridden by a subclass for testing. * * @param remoteId * - the ConnectionId to use for the connection creation. */ @Override protected BlockingRpcConnection createConnection(ConnectionId remoteId) throws IOException { return new BlockingRpcConnection(this, remoteId); }
3.26
hbase_HbckRegionInfo_loadHdfsRegioninfo_rdh
/** * Read the .regioninfo file from the file system. If there is no .regioninfo, add it to the * orphan hdfs region list. */ public void loadHdfsRegioninfo(Configuration conf) throws IOException { Path regionDir = getHdfsRegionDir(); if (regionDir == null) { if (m0() == RegionInfo.DEFAULT_REPLICA_...
3.26
hbase_RecoverLeaseFSUtils_getLogMessageDetail_rdh
/** * Returns Detail to append to any log message around lease recovering. */ private static String getLogMessageDetail(final int nbAttempt, final Path p, final long startWaiting) { return ((((("attempt=" + nbAttempt) + " on file=") + p) + " after ") + (EnvironmentEdgeManager.currentTime() - startWaiting)) + "ms"; }
3.26
hbase_RecoverLeaseFSUtils_recoverFileLease_rdh
/** * Recover the lease from HDFS, retrying multiple times. */ public static void recoverFileLease(FileSystem fs, Path p, Configuration conf, CancelableProgressable reporter) throws IOException { if (fs instanceof FilterFileSystem) { fs = ((FilterFileSystem) (fs)).getRawFileSys...
3.26
hbase_RecoverLeaseFSUtils_isFileClosed_rdh
/** * Call HDFS-4525 isFileClosed if it is available. * * @return True if file is closed. */ private static boolean isFileClosed(final DistributedFileSystem dfs, final Method m, final Path p) { try { return ((Boolean) (m.invoke(dfs, p))); } catch (SecurityException e) { LOG.warn("No access", e); } catch (E...
3.26
hbase_RecoverLeaseFSUtils_recoverLease_rdh
/** * Try to recover the lease. * * @return True if dfs#recoverLease came by true. */ private static boolean recoverLease(final DistributedFileSystem dfs, final int nbAttempt, final Path p, final long startWaiting) throws FileNotFoundException { boolean v10 = false; try {...
3.26
hbase_IdentityTableMap_m1_rdh
/** * Pass the key, value to reduce */ public void m1(ImmutableBytesWritable key, Result value, OutputCollector<ImmutableBytesWritable, Result> output, Reporter reporter) throws IOException { // convert output.collect(key, value); }
3.26
hbase_IdentityTableMap_m0_rdh
/** * Use this before submitting a TableMap job. It will appropriately set up the JobConf. * * @param table * table name * @param columns * columns to scan * @param mapper * mapper class * @param job * job configuration */ @SuppressWarnings("unchecked") public static void m0(String table, String colu...
3.26
hbase_Classes_extendedForName_rdh
/** * Utilities for class manipulation. */ @InterfaceAudience.Privatepublic class Classes { /** * Equivalent of {@link Class#forName(String)} which also returns classes for primitives like * <code>boolean</code>, etc. The name of the class to retrieve. Can be either a normal class or a * primitive ...
3.26
hbase_NamespaceQuotaSnapshotStore_getQuotaForNamespace_rdh
/** * Fetches the namespace quota. Visible for mocking/testing. */ Quotas getQuotaForNamespace(String namespace) throws IOException { return QuotaTableUtil.getNamespaceQuota(conn, namespace); }
3.26
hbase_BackupManifest_addDependentImage_rdh
/** * Add dependent backup image for this backup. * * @param image * The direct dependent backup image */ public void addDependentImage(BackupImage image) { this.backupImage.addAncestor(image); }
3.26
hbase_BackupManifest_getTableList_rdh
/** * Get the table set of this image. * * @return The table set list */ public List<TableName> getTableList() { return backupImage.getTableNames(); }
3.26
hbase_BackupManifest_setIncrTimestampMap_rdh
/** * Set the incremental timestamp map directly. * * @param incrTimestampMap * timestamp map */ public void setIncrTimestampMap(Map<TableName, Map<String, Long>> incrTimestampMap) { this.backupImage.setIncrTimeRanges(incrTimestampMap); }
3.26
hbase_BackupManifest_getBackupImage_rdh
/** * Get this backup image. * * @return the backup image. */ public BackupImage getBackupImage() { return backupImage; }
3.26
hbase_BackupManifest_store_rdh
/** * TODO: fix it. Persist the manifest file. * * @throws BackupException * if an error occurred while storing the manifest file. */ public void store(Configuration conf) throws BackupException { byte[] data = backupImage.toProto().toByteArray(); // write the file, overwrite if already exist Path manifestFileP...
3.26
hbase_BackupManifest_getDependentListByTable_rdh
/** * Get the dependent image list for a specific table of this backup in time order from old to new * if want to restore to this backup image level. * * @param table * table * @return the backup image list for a table in time order */ public ArrayList<BackupImage> getDependentListByTable(TableName table) { A...
3.26
hbase_BackupManifest_canCoverImage_rdh
/** * Check whether backup image set could cover a backup image or not. * * @param fullImages * The backup image set * @param image * The target backup image * @return true if fullImages can cover image, otherwise false */ public static boolean canCoverImage(ArrayList<BackupImage> fullImages, BackupImage im...
3.26
hbase_RSGroupInfoManagerImpl_getOnlineServers_rdh
/** * Returns Set of online Servers named for their hostname and port (not ServerName). */ private Set<Address> getOnlineServers() { return masterServices.getServerManager().getOnlineServers().keySet().stream().map(ServerName::getAddress).collect(Collectors.toSet()); }
3.26
hbase_RSGroupInfoManagerImpl_getRegions_rdh
/** * Returns List of Regions associated with this <code>server</code>. */private List<RegionInfo> getRegions(final Address server) { LinkedList<RegionInfo> regions = new LinkedList<>(); for (Map.Entry<RegionInfo, ServerName> el : masterServices.getAssignmentManager().getRegionStates().getRegionAssignments().entrySe...
3.26
hbase_RSGroupInfoManagerImpl_migrate_rdh
// Migrate the table rs group info from RSGroupInfo into the table descriptor // Notice that we do not want to block the initialize so this will be done in background, and // during the migrating, the rs group info maybe incomplete and cause region to be misplaced. private void migrate() { Thread migrateThread = new Th...
3.26
hbase_RSGroupInfoManagerImpl_updateCacheOfRSGroups_rdh
/** * Update cache of rsgroups. Caller must be synchronized on 'this'. * * @param currentGroups * Current list of Groups. */ private void updateCacheOfRSGroups(final Set<String> currentGroups) { this.prevRSGroups.clear(); this.prevRSGroups.addAll(currentGroups); }
3.26
hbase_RSGroupInfoManagerImpl_resetRSGroupMap_rdh
/** * Make changes visible. Caller must be synchronized on 'this'. */private void resetRSGroupMap(Map<String, RSGroupInfo> newRSGroupMap) { this.holder = new RSGroupInfoHolder(newRSGroupMap); }
3.26
hbase_RSGroupInfoManagerImpl_getRSGroupAssignmentsByTable_rdh
/** * This is an EXPENSIVE clone. Cloning though is the safest thing to do. Can't let out original * since it can change and at least the load balancer wants to iterate this exported list. Load * balancer should iterate over this list because cloned list will ignore disabled table and split * parent region cases. T...
3.26
hbase_RSGroupInfoManagerImpl_moveServerRegionsFromGroup_rdh
/** * Move every region from servers which are currently located on these servers, but should not be * located there. * * @param movedServers * the servers that are moved to new group * @param srcGrpServers * all servers in the source group, excluding the movedServers * @param targetGroupName * the targe...
3.26
hbase_RSGroupInfoManagerImpl_refresh_rdh
/** * Read rsgroup info from the source of truth, the hbase:rsgroup table. Update zk cache. Called on * startup of the manager. */ private synchronized void refresh(boolean forceOnline) throws IOException { List<RSGroupInfo> groupList = new ArrayList<>(); // Overwrite anything read from zk, group table is ...
3.26
hbase_RSGroupInfoManagerImpl_getDefaultServers_rdh
// Called by ServerEventsListenerThread. Presume it has lock on this manager when it runs. private SortedSet<Address> getDefaultServers(List<RSGroupInfo> rsGroupInfoList) { // Build a list of servers in other groups than default group, from rsGroupMap Set<Address> serversInOtherGroup = new HashSet<>(); for (RSGroupInf...
3.26
hbase_RSGroupInfoManagerImpl_checkForDeadOrOnlineServers_rdh
/** * Check if the set of servers are belong to dead servers list or online servers list. * * @param servers * servers to remove */ private void checkForDeadOrOnlineServers(Set<Address> servers) throws IOException { // This ugliness is because we only have Address, not ServerName. Set<Address> onlineServers = ne...
3.26
hbase_DigestSaslServerAuthenticationProvider_handle_rdh
/** * {@inheritDoc } */ @Override public void handle(Callback[] callbacks) throws InvalidToken, UnsupportedCallbackException { NameCallback nc = null; PasswordCallback pc = null; AuthorizeCallback ac = null; for (Callback callback : callbacks) { if (callback instanceof AuthorizeCallback) { ...
3.26
hbase_BlockingRpcConnection_handleConnectionFailure_rdh
/** * Handle connection failures If the current number of retries is equal to the max number of * retries, stop retrying and throw the exception; Otherwise backoff N seconds and try connecting * again. This Method is only called from inside setupIOstreams(), which is synchronized. Hence * the sleep is synchronized;...
3.26
hbase_BlockingRpcConnection_readResponse_rdh
/* Receive a response. Because only one receiver, so no synchronization on in. */ private void readResponse() { Call call = null; boolean v35 = false; try {// See HBaseServer.Call.setResponse for where we write out the response. // Total size of the response. Unused. But have to read it in anyways. int totalSize = in.r...
3.26
hbase_BlockingRpcConnection_m2_rdh
// close socket, reader, and clean up all pending calls. private void m2(IOException e) {if (thread == null) { return; } thread.interrupt(); thread = null; m1(); if (callSender != null) { callSender.cleanup(e); } for (Call call : calls.values()) {call.setException(e); } calls.clear(); }
3.26
hbase_BlockingRpcConnection_shutdown_rdh
// release all resources, the connection will not be used any more. @Override public synchronized void shutdown() { closed = true; if (callSender != null) { callSender.interrupt(); } m2(new IOException(("connection to " + remoteId.getAddress()) + " closed")); }
3.26
hbase_BlockingRpcConnection_cleanup_rdh
/** * Cleans the call not yet sent when we finish. */ public void cleanup(IOException e) { IOException ie = new ConnectionClosingException(("Connection to " + remoteId.getAddress()) + " is closing."); for (Call call : callsToWrite) { call.setException(ie); } callsToWrite.clear(); }
3.26
hbase_BlockingRpcConnection_m1_rdh
// just close socket input and output. private void m1() { IOUtils.closeStream(out); IOUtils.closeStream(in); IOUtils.closeSocket(socket); out = null; in = null; socket = null; }
3.26
hbase_BlockingRpcConnection_setupConnection_rdh
// protected for write UT. protected void setupConnection() throws IOException { short ioFailures = 0; short timeoutFailures = 0; while (true) { try { this.socket = this.rpcClient.socketFactory.createSocket(); this.socket.setTcpNoDelay(this.rpcClient.isTcpNoDelay());this.soc...
3.26
hbase_BlockingRpcConnection_run_rdh
/** * Reads the call from the queue, write them on the socket. */ @Override public void run() { synchronized(BlockingRpcConnection.this) { while (!closed) { if (callsToWrite.isEmpty()) { ...
3.26
hbase_BlockingRpcConnection_writeRequest_rdh
/** * Initiates a call by sending the parameter to the remote server. Note: this is not called from * the Connection thread, but by other threads. * * @see #readResponse() */ private void writeRequest(Call call) throws IOException { ByteBuf cellBlock = null; try { cellBlock = this.rpcClient.cellBlockBuilder.buildC...
3.26
hbase_BlockingRpcConnection_writeConnectionHeader_rdh
/** * Write the connection header. */ private void writeConnectionHeader() throws IOException { boolean isCryptoAesEnable = false; // check if Crypto AES is enabled if (saslRpcClient != null) { boolean saslEncryptionEnabled = QualityOfProtection.PRIVACY.getSaslQop().equalsIgnoreCase(saslRpcClient.getSaslQOP()); isCry...
3.26
hbase_BlockingRpcConnection_handleSaslConnectionFailure_rdh
/** * If multiple clients with the same principal try to connect to the same server at the same time, * the server assumes a replay attack is in progress. This is a feature of kerberos. In order to * work around this, what is done is that the client backs off randomly and tries to initiate the * connection again. T...
3.26
hbase_SaslClientAuthenticationProvider_relogin_rdh
/** * Executes any necessary logic to re-login the client. Not all implementations will have any * logic that needs to be executed. */ default void relogin() throws IOException { }
3.26
hbase_SaslClientAuthenticationProvider_getRealUser_rdh
/** * Returns the "real" user, the user who has the credentials being authenticated by the remote * service, in the form of an {@link UserGroupInformation} object. It is common in the Hadoop * "world" to have distinct notions of a "real" user and a "proxy" user. A "real" user is the user * which actually has the cr...
3.26
hbase_SaslClientAuthenticationProvider_canRetry_rdh
/** * Returns true if the implementation is capable of performing some action which may allow a * failed authentication to become a successful authentication. Otherwise, returns false */ default boolean canRetry() { return false; }
3.26
hbase_LzmaCodec_getLevel_rdh
// Package private static int getLevel(Configuration conf) { return conf.getInt(LZMA_LEVEL_KEY, LZMA_LEVEL_DEFAULT); }
3.26
hbase_ZKVisibilityLabelWatcher_writeToZookeeper_rdh
/** * Write a labels mirror or user auths mirror into zookeeper * * @param labelsOrUserAuths * true for writing labels and false for user auths. */ public void writeToZookeeper(byte[] data, boolean labelsOrUserAuths) { String znode = this.labelZnode; if (!labelsOrUserAuths) {znode = this.userAuthsZnode; ...
3.26
hbase_TableDescriptor_matchReplicationScope_rdh
/** * Check if the table's cfs' replication scope matched with the replication state * * @param enabled * replication state * @return true if matched, otherwise false */ default boolean matchReplicationScope(boolean enabled) { boolean hasEnabled = false; boolean hasDisabled = false; for (ColumnFamil...
3.26
hbase_TableDescriptor_hasGlobalReplicationScope_rdh
/** * Check if any of the table's cfs' replication scope are set to * {@link HConstants#REPLICATION_SCOPE_GLOBAL}. * * @return {@code true} if we have, otherwise {@code false}. */ default boolean hasGlobalReplicationScope() { return Stream.of(getColumnFamilies()).anyMatch(cf -> cf.getScope() == HConstants....
3.26
hbase_OperationWithAttributes_getId_rdh
/** * This method allows you to retrieve the identifier for the operation if one was set. * * @return the id or null if not set */ public String getId() { byte[] attr = getAttribute(ID_ATRIBUTE); return attr == null ? null : Bytes.toString(attr); }
3.26
hbase_TimeoutExceptionInjector_trigger_rdh
/** * Trigger the timer immediately. * <p> * Exposed for testing. */ public void trigger() { synchronized(timerTask) { if (this.complete) { LOG.warn("Timer already completed, not triggering."); return; } LOG.debug("Triggering timer immediately!"); ...
3.26
hbase_TimeoutExceptionInjector_start_rdh
/** * Start a timer to fail a process if it takes longer than the expected time to complete. * <p> * Non-blocking. * * @throws IllegalStateException * if the timer has already been marked done via {@link #complete()} * or {@link #trigger()} */ public synchronized void start() throws IllegalStateException {...
3.26
hbase_TimeoutExceptionInjector_complete_rdh
/** * For all time forward, do not throw an error because the process has completed. */ public void complete() { synchronized(this.timerTask) { if (this.complete) { LOG.warn("Timer already marked completed, ignoring!"); return;} if (LOG.isDebugEnabled()) { LOG.d...
3.26
hbase_WALProcedureMap_merge_rdh
/** * Merge the given {@link WALProcedureMap} into this one. The {@link WALProcedureMap} passed in * will be cleared after merging. */public void merge(WALProcedureMap other) { other.procMap.forEach(procMap::putIfAbsent); maxModifiedProcId = Math.max(maxModifiedProcId, other.maxModifiedProcId); minModi...
3.26
hbase_HttpDoAsClient_bytes_rdh
// Helper to translate strings to UTF8 bytes private byte[] bytes(String s) { return Bytes.toBytes(s); }
3.26
hbase_AbstractRpcClient_configureRpcController_rdh
/** * Configure an rpc controller * * @param controller * to configure * @return configured rpc controller */ protected HBaseRpcController configureRpcController(RpcController controller) { HBaseRpcController hrc; // TODO: Ideally we should not use an RpcController other than HBaseRpcController at clie...
3.26
hbase_AbstractRpcClient_isTcpNoDelay_rdh
// for writing tests that want to throw exception when connecting. protected boolean isTcpNoDelay() { return tcpNoDelay; }
3.26
hbase_AbstractRpcClient_getConnection_rdh
/** * Get a connection from the pool, or create a new one and add it to the pool. Connections to a * given host/port are reused. */private T getConnection(ConnectionId remoteId) throws IOException { if (failedServers.isFailedServer(remoteId.getAddress())) { if (LOG.isDebugEnabled()) { LOG.de...
3.26
hbase_AbstractRpcClient_getCompressor_rdh
/** * Encapsulate the ugly casting and RuntimeException conversion in private method. * * @param conf * configuration * @return The compressor to use on this client. */ private static CompressionCodec getCompressor(final Configuration conf) { String className = conf.get("hbase.client.rpc.compressor", null...
3.26
hbase_AbstractRpcClient_configureHBaseRpcController_rdh
/** * Configure an hbase rpccontroller * * @param controller * to configure * @param channelOperationTimeout * timeout for operation * @return configured controller */ static HBaseRpcController configureHBaseRpcController(RpcController controller, int channelOperationTimeout) { HBaseRpcController hrc; ...
3.26
hbase_AbstractRpcClient_getCodec_rdh
/** * Encapsulate the ugly casting and RuntimeException conversion in private method. * * @return Codec to use on this client. */ protected Codec getCodec() { // For NO CODEC, "hbase.client.rpc.codec" must be configured with empty string AND // "hbase.client.default.rpc.codec" also -- because default is to ...
3.26
hbase_AbstractRpcClient_cancelConnections_rdh
/** * Interrupt the connections to the given ip:port server. This should be called if the server is * known as actually dead. This will not prevent current operation to be retried, and, depending * on their own behavior, they may retry on the same server. This can be a feature, for example at * ...
3.26
hbase_AbstractRpcClient_callBlockingMethod_rdh
/** * Make a blocking call. Throws exceptions if there are network problems or if the remote code * threw an exception. * * @param ticket * Be careful which ticket you pass. A new user will mean a new Connection. * {@link UserProvider#getCurrent()} makes a new instance of User each time so will * be a new ...
3.26
hbase_RegionReplicationSink_replicated_rdh
/** * Should be called regardless of the result of the replicating operation. Unless you still want * to reuse this entry, otherwise you must call this method to release the possible off heap * memories. */ void replicated() { if (rpcCall != null) { rpcCall.releaseByWAL(); } }
3.26
hbase_RegionReplicationSink_waitUntilStopped_rdh
/** * Make sure that we have finished all the replicating requests. * <p/> * After returning, we can make sure there will be no new replicating requests to secondary * replicas. * <p/> * This is used to keep the replicating order the same with the WAL edit order when writing. */ public void waitUntilStopped() th...
3.26
hbase_RegionReplicationSink_stop_rdh
/** * Stop the replication sink. * <p/> * Usually this should only be called when you want to close a region. */ public void stop() { synchronized(entries) { stopping = true; clearAllEntries(); if (!sending) { stopped = true; entries.notifyAll(); }...
3.26
hbase_RegionReplicationSink_add_rdh
/** * Add this edit to replication queue. * <p/> * The {@code rpcCall} is for retaining the cells if the edit is built within an rpc call and the * rpc call has cell scanner, which is off heap. */ public void add(WALKeyImpl key, WALEdit edit, ServerCall<?> rpcCall) {if ((!tableDesc.hasRegionMemStoreReplication()) ...
3.26
hbase_OrderedInt8_decodeByte_rdh
/** * Read a {@code byte} value from the buffer {@code src}. * * @param src * the {@link PositionedByteRange} to read the {@code byte} from * @return the {@code byte} read from the buffer */ public byte decodeByte(PositionedByteRange src) { return OrderedBytes.decodeInt8(src); }
3.26
hbase_OrderedInt8_encodeByte_rdh
/** * Write instance {@code val} into buffer {@code dst}. * * @param dst * the {@link PositionedByteRange} to write to * @param val * the value to write to {@code dst} * @return the number of bytes written */ public int encodeByte(PositionedByteRange dst, byte val) { return OrderedBytes.encodeInt8(dst...
3.26
hbase_Addressing_createInetSocketAddressFromHostAndPortStr_rdh
/** * Create a socket address * * @param hostAndPort * Formatted as <code>&lt;hostname&gt; ':' &lt;port&gt;</code> * @return An InetSocketInstance */ public static InetSocketAddress createInetSocketAddressFromHostAndPortStr(final String hostAndPort) { return new InetSocketAddress(parseHostname(hostAndPort),...
3.26
hbase_Addressing_parsePort_rdh
/** * Parse the port portion of a host-and-port string * * @param hostAndPort * Formatted as <code>&lt;hostname&gt; ':' &lt;port&gt;</code> * @return The port portion of <code>hostAndPort</code> */ public static int parsePort(final String hostAndPort) { int v1 = hostAndPort.lastIndexOf(HOSTNAME_PORT_SEPARAT...
3.26
hbase_Addressing_isLocalAddress_rdh
/** * Given an InetAddress, checks to see if the address is a local address, by comparing the address * with all the interfaces on the node. * * @param addr * address to check if it is local node's address * @return true if the address corresponds to the local node */ public static boolean isLocalAddress(InetA...
3.26
hbase_Addressing_inetSocketAddress2String_rdh
/** * Given an InetSocketAddress object returns a String represent of it. This is a util method for * Java 17. The toString() function of InetSocketAddress will flag the unresolved address with a * substring in the string, which will result in unexpected problem. We should use this util * function to get the string...
3.26
hbase_Addressing_parseHostname_rdh
/** * Parse the hostname portion of a host-and-port string * * @param hostAndPort * Formatted as <code>&lt;hostname&gt; ':' &lt;port&gt;</code> * @return The hostname portion of <code>hostAndPort</code> */ public static String parseHostname(final String hostAndPort) { int colonIndex = hostAndPort.lastIndexO...
3.26
hbase_FlushPolicyFactory_create_rdh
/** * Create the FlushPolicy configured for the given table. */ public static FlushPolicy create(HRegion region, Configuration conf) throws IOException { Class<? extends FlushPolicy> clazz = m0(region.getTableDescriptor(), conf); FlushPolicy policy = ReflectionUtils.newInstance(clazz, conf); policy.conf...
3.26
hbase_FavoredStochasticBalancer_getRandomGenerator_rdh
/** * Returns any candidate generator in random */ @Override protected CandidateGenerator getRandomGenerator() {return candidateGenerators.get(ThreadLocalRandom.current().nextInt(candidateGenerators.size())); }
3.26
hbase_FavoredStochasticBalancer_assignRegionToAvailableFavoredNode_rdh
/** * Assign the region to primary if its available. If both secondary and tertiary are available, * assign to the host which has less load. Else assign to secondary or tertiary whichever is * available (in that order). */ private void assignRegionToAvailableFavoredNode(Map<ServerName, List<RegionInfo>> assignmentM...
3.26
hbase_FavoredStochasticBalancer_retainAssignment_rdh
/** * Reuse BaseLoadBalancer's retainAssignment, but generate favored nodes when its missing. */ @Override @NonNull public Map<ServerName, List<RegionInfo>> retainAssignment(Map<RegionInfo, ServerName> regions, List<ServerName> servers) throws HBaseIOException { Map<ServerName, List<RegionInfo>> assignmentMap = Maps...
3.26
hbase_FavoredStochasticBalancer_roundRobinAssignment_rdh
/** * Round robin assignment: Segregate the regions into two types: 1. The regions that have favored * node assignment where at least one of the favored node is still alive. In this case, try to * adhere to the current favored nodes assignment as much as possible - i.e., if the current * primary is gone, then make ...
3.26
hbase_FavoredStochasticBalancer_generateFavoredNodesForMergedRegion_rdh
/** * Generate favored nodes for a region during merge. Choose the FN from one of the sources to keep * it simple. */ @Override public void generateFavoredNodesForMergedRegion(RegionInfo merged, RegionInfo[] mergeParents) throws IOException { updateFavoredNodesForRegion(merged, fnm.getFavoredNodes(mergeParents[0]));...
3.26
hbase_FavoredStochasticBalancer_generateFavoredNodesForDaughter_rdh
/** * Generate Favored Nodes for daughters during region split. * <p/> * If the parent does not have FN, regenerates them for the daughters. * <p/> * If the parent has FN, inherit two FN from parent for each daughter and generate the remaining. * The primary FN for both the daughters should be the same as parent....
3.26
hbase_FavoredStochasticBalancer_randomAssignment_rdh
/** * If we have favored nodes for a region, we will return one of the FN as destination. If favored * nodes are not present for a region, we will generate and return one of the FN as destination. * If we can't generate anything, lets fallback. */ @Override public ServerName randomAssignment(RegionInfo regionInfo, ...
3.26
hbase_FavoredStochasticBalancer_getOnlineFavoredNodes_rdh
/** * Return list of favored nodes that are online. */ private List<ServerName> getOnlineFavoredNodes(List<ServerName> onlineServers, List<ServerName> serversWithoutStartCodes) { if (serversWithoutStartCodes == null) { return null; } else { List<ServerName> result = Lists.newArrayList(); for (ServerName sn : server...
3.26
hbase_FavoredStochasticBalancer_segregateRegionsAndAssignRegionsWithFavoredNodes_rdh
/** * Return a pair - one with assignments when favored nodes are present and another with regions * without favored nodes. */ private Pair<Map<ServerName, List<RegionInfo>>, List<RegionInfo>> segregateRegionsAndAssignRegionsWithFavoredNodes(Collection<RegionInfo> regions, List<ServerName> onlineServers) throws HBas...
3.26
hbase_FavoredStochasticBalancer_balanceTable_rdh
/** * For all regions correctly assigned to favored nodes, we just use the stochastic balancer * implementation. For the misplaced regions, we assign a bogus server to it and AM takes care. */ @Override protected List<RegionPlan> balanceTable(TableName tableName, Map<ServerName, List<RegionInfo>> loadOfOneTable) { ...
3.26
hbase_MasterProcedureUtil_getTablePriority_rdh
/** * Return the priority for the given table. Now meta table is 3, other system tables are 2, and * user tables are 1. */ public static int getTablePriority(TableName tableName) { if (TableName.isMetaTableName(tableName)) { return 3; } else if (tableName.isSystemTable()) { return 2; } el...
3.26