code
stringlengths
73
34.1k
label
stringclasses
1 value
@Override public String describe(Session session) { try { return describeImpl(session); } catch (Exception e) { e.printStackTrace(); return e.toString(); } }
java
static boolean isGroupByColumn(QuerySpecification select, int index) { if (!select.isGrouped) { return false; } for (int ii = 0; ii < select.groupIndex.getColumnCount(); ii++) { if (index == select.groupIndex.getColumns()[ii]) { return true; } ...
java
private static List<Expression> getDisplayColumnsForSetOp(QueryExpression queryExpr) { assert(queryExpr != null); if (queryExpr.getLeftQueryExpression() == null) { // end of recursion. This is a QuerySpecification assert(queryExpr instanceof QuerySpecification); Query...
java
protected static List<VoltXMLElement> voltGetLimitOffsetXMLFromSortAndSlice(Session session, SortAndSlice sortAndSlice) throws HSQLParseException { List<VoltXMLElement> result = new ArrayList<>(); if (sortAndSlice == null || sortAndSlice == SortAndSlice.noSort) { return result; ...
java
public static Object getObjectFromString(VoltType type, String value) throws ParseException { Object ret = null; switch (type) { // NOTE: All runtime integer parameters are actually Longs,so we will have problems // if we actually try to convert the object to one of the s...
java
public static VoltType getNumericLiteralType(VoltType vt, String value) { try { Long.parseLong(value); } catch (NumberFormatException e) { // Our DECIMAL may not be bigger/smaller enough to store the constant value return VoltType.DECIMAL; } return vt;...
java
private static void writeLength(ByteBuffer buf, int length) { assert(length >= 0); assert(length == (length & (~length + 1))); // check if power of two // shockingly fast log_2 uses intrinsics in JDK >= 1.7 byte log2size = (byte) (32 - Integer.numberOfLeadingZeros(length)); buf...
java
public OpsAgent getAgent(OpsSelector selector) { OpsAgent agent = m_agents.get(selector); assert (agent != null); return agent; }
java
public void shutdown() { for (Entry<OpsSelector, OpsAgent> entry : m_agents.entrySet()) { try { entry.getValue().shutdown(); } catch (InterruptedException e) {} } m_agents.clear(); }
java
public String add(ProcedureDescriptor descriptor) throws VoltCompilerException { assert descriptor != null; String className = descriptor.m_className; assert className != null && ! className.trim().isEmpty(); String shortName = deriveShortProcedureName(className); if( m_pr...
java
public void removeProcedure(String procName, boolean ifExists) throws VoltCompilerException { assert procName != null && ! procName.trim().isEmpty(); String shortName = deriveShortProcedureName(procName); if( m_procedureMap.containsKey(shortName)) { m_procedureMap.remove(shortN...
java
public void addProcedurePartitionInfoTo(String procedureName, ProcedurePartitionData data) throws VoltCompilerException { ProcedureDescriptor descriptor = m_procedureMap.get(procedureName); if( descriptor == null) { throw m_compiler.new VoltCompilerException(String.format( ...
java
void addExportedTable(String tableName, String targetName, boolean isStream) { assert tableName != null && ! tableName.trim().isEmpty(); assert targetName != null && ! targetName.trim().isEmpty(); // store uppercase in the catalog as typename targetName = targetName.toUpperCase(); ...
java
static <E> ImmutableList<E> asImmutableList(Object[] elements, int length) { switch (length) { case 0: return of(); case 1: @SuppressWarnings("unchecked") // collection had only Es in it ImmutableList<E> list = new SingletonImmutableList<E>((E) elements[0]); return list; ...
java
@CanIgnoreReturnValue // TODO(kak): Consider removing this public <E extends T> E min(Iterable<E> iterable) { return min(iterable.iterator()); }
java
static long calculateAverage(long currAvg, long currInvoc, long rowAvg, long rowInvoc) { long currTtl = currAvg * currInvoc; long rowTtl = rowAvg * rowInvoc; // If both are 0, then currTtl, rowTtl are also 0. if ((currInvoc + rowInvoc) == 0L) { return 0L; } else ...
java
static void addToRecentConnectionSettings(Hashtable settings, ConnectionSetting newSetting) throws IOException { settings.put(newSetting.getName(), newSetting); ConnectionDialogCommon.storeRecentConnectionSettings(settings); }
java
private static void storeRecentConnectionSettings(Hashtable settings) { try { if (recentSettings == null) { setHomeDir(); if (homedir == null) { return; } recentSettings = new File(homedir, fileName); ...
java
static void deleteRecentConnectionSettings() { try { if (recentSettings == null) { setHomeDir(); if (homedir == null) { return; } recentSettings = new File(homedir, fileName); } if (!recen...
java
public Map<Integer, ClientAffinityStats> getAffinityStats() { Map<Integer, ClientAffinityStats> retval = new TreeMap<Integer, ClientAffinityStats>(); for (Entry<Integer, ClientAffinityStats> e : m_currentAffinity.entrySet()) { if (m_baselineAffinity.containsKey(e.getKey())) { ...
java
public ClientAffinityStats getAggregateAffinityStats() { long afWrites = 0; long afReads = 0; long rrWrites = 0; long rrReads = 0; Map<Integer, ClientAffinityStats> affinityStats = getAffinityStats(); for (Entry<Integer, ClientAffinityStats> e : affinityStats.entrySet...
java
public static HSQLDDLInfo preprocessHSQLDDL(String ddl) { ddl = SQLLexer.stripComments(ddl); Matcher matcher = HSQL_DDL_PREPROCESSOR.matcher(ddl); if (matcher.find()) { String verbString = matcher.group("verb"); HSQLDDLInfo.Verb verb = HSQLDDLInfo.Verb.get(verbString); ...
java
public void doRestart(List<Long> masters, Map<Integer, Long> partitionMasters) { List<Long> copy = new ArrayList<Long>(masters); m_restartMasters.set(copy); m_restartMastersMap.set(Maps.newHashMap(partitionMasters)); }
java
public boolean activate(SystemProcedureExecutionContext context, boolean undo, byte[] predicates) { if (!context.activateTableStream(m_tableId, m_type, undo, predicates)) { String tableName = CatalogUtil.getTableNameFromId(context.getDatabase(), m_tableId); log.debug("Attempted to ac...
java
public Pair<ListenableFuture<?>, Boolean> streamMore(SystemProcedureExecutionContext context, List<DBBPool.BBContainer> outputBuffers, int[] rowCountAccumulator) { ListenableFuture<?> writeFuture = nu...
java
private void prepareBuffers(List<DBBPool.BBContainer> buffers) { Preconditions.checkArgument(buffers.size() == m_tableTasks.size()); UnmodifiableIterator<SnapshotTableTask> iterator = m_tableTasks.iterator(); for (DBBPool.BBContainer container : buffers) { int headerSize = itera...
java
private ListenableFuture<?> writeBlocksToTargets(Collection<DBBPool.BBContainer> outputBuffers, int[] serialized) { Preconditions.checkArgument(m_tableTasks.size() == serialized.length); Preconditions.checkArgument(outputBuffers.size() == serializ...
java
public void recordValue(final long value) throws ArrayIndexOutOfBoundsException { long criticalValueAtEnter = recordingPhaser.writerCriticalSectionEnter(); try { activeHistogram.recordValue(value); } finally { recordingPhaser.writerCriticalSectionExit(criticalValueAtEnter...
java
public static <K, V> HashBiMap<K, V> create(int expectedSize) { return new HashBiMap<K, V>(expectedSize); }
java
public void repairSurvivors() { // cancel() and repair() must be synchronized by the caller (the deliver lock, // currently). If cancelled and the last repair message arrives, don't send // out corrections! if (this.m_promotionResult.isCancelled()) { repairLogger.debug(m_...
java
void init(ResultMetaData meta, HsqlProperties props) throws SQLException { resultMetaData = meta; columnCount = resultMetaData.getColumnCount(); // fredt - props is null for internal connections, so always use the // default behaviour in this case // JDBCDriver.get...
java
Map<Long, Long> reconfigureOnFault(Set<Long> hsIds, FaultMessage fm) { return reconfigureOnFault(hsIds, fm, new HashSet<Long>()); }
java
public Map<Long, Long> reconfigureOnFault(Set<Long> hsIds, FaultMessage fm, Set<Long> unknownFaultedSites) { boolean proceed = false; do { Discard ignoreIt = mayIgnore(hsIds, fm); if (Discard.DoNot == ignoreIt) { m_inTrouble.put(fm.failedSite, fm.witnessed || fm.d...
java
public static AbstractExpression createIndexExpressionForTable(Table table, Map<Integer, Integer> ranges) { HashRangeExpression predicate = new HashRangeExpression(); predicate.setRanges(ranges); predicate.setHashColumnIndex(table.getPartitioncolumn().getIndex()); return predicate; ...
java
public void initialize() throws Exception { List<Long> acctList = new ArrayList<Long>(config.custcount*2); List<String> stList = new ArrayList<String>(config.custcount*2); // generate customers System.out.println("generating " + config.custcount + " customers..."); for (int c=0...
java
public static void createHierarchy(ZooKeeper zk) { LinkedList<ZKUtil.StringCallback> callbacks = new LinkedList<ZKUtil.StringCallback>(); for (String node : CoreZK.ZK_HIERARCHY) { ZKUtil.StringCallback cb = new ZKUtil.StringCallback(); callbacks.add(cb); z...
java
public static int createRejoinNodeIndicator(ZooKeeper zk, int hostId) { try { zk.create(rejoin_node_blocker, ByteBuffer.allocate(4).putInt(hostId).array(), Ids.OPEN_ACL_UNSAFE, CreateMode.PERSISTENT); } catch (KeeperExcept...
java
public static boolean removeRejoinNodeIndicatorForHost(ZooKeeper zk, int hostId) { try { Stat stat = new Stat(); final int rejoiningHost = ByteBuffer.wrap(zk.getData(rejoin_node_blocker, false, stat)).getInt(); if (hostId == rejoiningHost) { zk.delete(rejo...
java
public static boolean removeJoinNodeIndicatorForHost(ZooKeeper zk, int hostId) { try { Stat stat = new Stat(); String path = ZKUtil.joinZKPath(readyjoininghosts, Integer.toString(hostId)); zk.getData(path, false, stat); zk.delete(path, stat.getVersion()); ...
java
public static boolean isPartitionCleanupInProgress(ZooKeeper zk) throws KeeperException, InterruptedException { List<String> children = zk.getChildren(VoltZK.leaders_initiators, null); List<ZKUtil.ChildrenCallback> childrenCallbacks = Lists.newArrayList(); for (String child : children) { ...
java
public boolean isNullable() { boolean isNullable = super.isNullable(); if (isNullable) { if (dataType.isDomainType()) { return dataType.userTypeModifier.isNullable(); } } return isNullable; }
java
Object getDefaultValue(Session session) { return defaultExpression == null ? null : defaultExpression.getValue(session, dataType); }
java
Object getGeneratedValue(Session session) { return generatingExpression == null ? null : generatingExpression.getValue( session, dataType); }
java
public String getDefaultSQL() { String ddl = null; ddl = defaultExpression == null ? null : defaultExpression.getSQL(); return ddl; }
java
Expression getDefaultExpression() { if (defaultExpression == null) { if (dataType.isDomainType()) { return dataType.userTypeModifier.getDefaultClause(); } return null; } else { return defaultExpression; } }
java
public static ZKUtil.StringCallback createSnapshotCompletionNode(String path, String pathType, String nonce, long...
java
public static void logParticipatingHostCount(long txnId, int participantCount) { ZooKeeper zk = VoltDB.instance().getHostMessenger().getZK(); final String snapshotPath = VoltZK.completed_snapshots + "/" + txnId; boolean success = false; while (!success) { Stat stat = new Sta...
java
public synchronized void close() { this.isPoolClosed = true; while (this.connectionsInactive.size() > 0) { PooledConnection connection = dequeueFirstIfAny(); if (connection != null) { closePhysically( connection, "closing...
java
public synchronized void closeImmediatedly() { close(); Iterator iterator = this.connectionsInUse.iterator(); while (iterator.hasNext()) { PooledConnection connection = (PooledConnection) iterator.next(); SessionConnectionWrapper sessionWrapper = (Sessi...
java
public void setDriverClassName(String driverClassName) { if (driverClassName.equals(JDBCConnectionPoolDataSource.driver)) { return; } /** @todo: Use a HSQLDB RuntimeException subclass */ throw new RuntimeException("This class only supports JDBC driver '" ...
java
@Override public void toJSONString(JSONStringer stringer) throws JSONException { super.toJSONString(stringer); stringer.key("AGGREGATE_COLUMNS") .array(); for (int ii = 0; ii < m_aggregateTypes.size(); ii++) { stringer.object(); stringer.keySymbolValue...
java
@Override public void loadFromJSONObject(JSONObject jobj, Database db) throws JSONException { helpLoadFromJSONObject(jobj, db); JSONArray jarray = jobj.getJSONArray( Members.AGGREGATE_COLUMNS.name() ); int size = jarray.length(); for (int i = 0; i < size; i++) { ...
java
@Override public void run() { Thread.currentThread().setName("Latency Watchdog"); LOG.info(String.format("Latency Watchdog enabled -- threshold:%d(ms) " + "wakeup_interval:%d(ms) min_log_interval:%d(ms)\n", WATCHDOG_THRESHOLD, WAKEUP_INTE...
java
public static ProcedurePartitionData fromPartitionInfoString(String partitionInfoString) { if (partitionInfoString == null || partitionInfoString.trim().isEmpty()) { return new ProcedurePartitionData(); } String[] partitionInfoParts = new String[0]; partitionInfoParts = part...
java
@Override public void runDDL(String ddl) { String modifiedDdl = transformDDL(ddl); printTransformedSql(ddl, modifiedDdl); super.runDDL(modifiedDdl, false); }
java
public void allHostNTProcedureCallback(ClientResponse clientResponse) { synchronized(m_allHostCallbackLock) { int hostId = Integer.parseInt(clientResponse.getAppStatusString()); boolean removed = m_outstandingAllHostProcedureHostIds.remove(hostId); // log this for now... I do...
java
protected CompletableFuture<Map<Integer,ClientResponse>> callAllNodeNTProcedure(String procName, Object... params) { // only one of these at a time if (!m_outstandingAllHostProc.compareAndSet(false, true)) { throw new VoltAbortException(new IllegalStateException("Only one AllNodeNTProcedure ...
java
private void completeCall(ClientResponseImpl response) { // if we're keeping track, calculate result size if (m_perCallStats.samplingProcedure()) { m_perCallStats.setResultSize(response.getResults()); } m_statsCollector.endProcedure(response.getStatus() == ClientResponse.USER...
java
public void processAnyCallbacksFromFailedHosts(Set<Integer> failedHosts) { synchronized(m_allHostCallbackLock) { failedHosts.stream() .forEach(i -> { if (m_outstandingAllHostProcedureHostIds.contains(i)) { ClientResponseImpl cri = new Clien...
java
public final static void log(int logger, int level, String statement) { if (logger < loggers.length) { switch (level) { case trace: loggers[logger].trace(statement); break; case debug: loggers[logger].debug(statement); ...
java
public static void restoreFile(String sourceName, String destName) throws IOException { RandomAccessFile source = new RandomAccessFile(sourceName, "r"); RandomAccessFile dest = new RandomAccessFile(destName, "rw"); while (source.getFilePointer() != source.l...
java
String getHTMLForAdminPage(Map<String,String> params) { try { String template = m_htmlTemplates.get("admintemplate.html"); for (Entry<String, String> e : params.entrySet()) { String key = e.getKey().toUpperCase(); String value = e.getValue(); ...
java
public void start() throws InterruptedException, ExecutionException { Future<?> task = es.submit(handlePartitionChange); task.get(); }
java
public static Long update(final long now) { final long estNow = EstTime.m_now; if (estNow == now) { return null; } EstTime.m_now = now; /* * Check if updating the estimated time was especially tardy. * I am concerned that the thread responsible for...
java
StatementDMQL compileMigrateStatement(RangeVariable[] outerRanges) { final Expression condition; assert token.tokenType == Tokens.MIGRATE; read(); readThis(Tokens.FROM); RangeVariable[] rangeVariables = { readSimpleRangeVariable(StatementTypes.MIGRATE_WHERE) }; Table ta...
java
StatementDMQL compileDeleteStatement(RangeVariable[] outerRanges) { Expression condition = null; boolean truncate = false; boolean restartIdentity = false; switch (token.tokenType) { case Tokens.TRUNCATE : { read(); readTh...
java
StatementDMQL compileUpdateStatement(RangeVariable[] outerRanges) { read(); Expression[] updateExpressions; int[] columnMap; boolean[] columnCheckList; OrderedHashSet colNames = new OrderedHashSet(); HsqlArrayList exprList = new HsqlArrayList(); ...
java
private void readMergeWhen(OrderedHashSet insertColumnNames, OrderedHashSet updateColumnNames, HsqlArrayList insertExpressions, HsqlArrayList updateExpressions, RangeVariable[] targetRangeVars, ...
java
StatementDMQL compileCallStatement(RangeVariable[] outerRanges, boolean isStrictlyProcedure) { read(); if (isIdentifier()) { checkValidCatalogName(token.namePrePrefix); RoutineSchema routineSchema = (RoutineSchema) databas...
java
private SortAndSlice voltGetSortAndSliceForDelete(RangeVariable[] rangeVariables) { SortAndSlice sas = XreadOrderByExpression(); if (sas == null || sas == SortAndSlice.noSort) return SortAndSlice.noSort; // Resolve columns in the ORDER BY clause. This code modified // from ...
java
public ClassNameMatchStatus addPattern(String classNamePattern) { boolean matchFound = false; if (m_classList == null) { m_classList = getClasspathClassFileNames(); } String preppedName = classNamePattern.trim(); // include only full classes // for nested cl...
java
private static void processPathPart(String path, Set<String> classes) { File rootFile = new File(path); if (rootFile.isDirectory() == false) { return; } File[] files = rootFile.listFiles(); for (File f : files) { // classes in the anonymous package ...
java
static String getClasspathClassFileNames() { String classpath = System.getProperty("java.class.path"); String[] pathParts = classpath.split(File.pathSeparator); Set<String> classes = new TreeSet<String>(); for (String part : pathParts) { processPathPart(part, classes); ...
java
double getMemoryLimitSize(String sizeStr) { if (sizeStr==null || sizeStr.length()==0) { return 0; } try { if (sizeStr.charAt(sizeStr.length()-1)=='%') { // size as a percentage of total available memory int perc = Integer.parseInt(sizeStr.substring(0,...
java
public static void validatePath(String path) throws IllegalArgumentException { if (path == null) { throw new IllegalArgumentException("Path cannot be null"); } if (path.length() == 0) { throw new IllegalArgumentException("Path length must be > 0"); } ...
java
protected void produceCopyForTransformation(AbstractPlanNode copy) { copy.m_outputSchema = m_outputSchema; copy.m_hasSignificantOutputSchema = m_hasSignificantOutputSchema; copy.m_outputColumnHints = m_outputColumnHints; copy.m_estimatedOutputTupleCount = m_estimatedOutputTupleCount; ...
java
public void generateOutputSchema(Database db) { // default behavior: just copy the input schema // to the output schema assert(m_children.size() == 1); AbstractPlanNode childNode = m_children.get(0); childNode.generateOutputSchema(db); // Replace the expressions in ou...
java
public void getTablesAndIndexes(Map<String, StmtTargetTableScan> tablesRead, Collection<String> indexes) { for (AbstractPlanNode node : m_inlineNodes.values()) { node.getTablesAndIndexes(tablesRead, indexes); } for (AbstractPlanNode node : m_children) { no...
java
protected void getTablesAndIndexesFromSubqueries(Map<String, StmtTargetTableScan> tablesRead, Collection<String> indexes) { for(AbstractExpression expr : findAllSubquerySubexpressions()) { assert(expr instanceof AbstractSubqueryExpression); AbstractSubqueryExpression subquery...
java
public boolean isOutputOrdered (List<AbstractExpression> sortExpressions, List<SortDirectionType> sortDirections) { assert(sortExpressions.size() == sortDirections.size()); if (m_children.size() == 1) { return m_children.get(0).isOutputOrdered(sortExpressions, sortDirections); } ...
java
public final NodeSchema getTrueOutputSchema(boolean resetBack) throws PlanningErrorException { AbstractPlanNode child; NodeSchema answer = null; // // Note: This code is translated from the C++ code in // AbstractPlanNode::getOutputSchema. It's considerably // ...
java
public void addAndLinkChild(AbstractPlanNode child) { assert(child != null); m_children.add(child); child.m_parents.add(this); }
java
public void setAndLinkChild(int index, AbstractPlanNode child) { assert(child != null); m_children.set(index, child); child.m_parents.add(this); }
java
public void unlinkChild(AbstractPlanNode child) { assert(child != null); m_children.remove(child); child.m_parents.remove(this); }
java
public boolean replaceChild(AbstractPlanNode oldChild, AbstractPlanNode newChild) { assert(oldChild != null); assert(newChild != null); int idx = 0; for (AbstractPlanNode child : m_children) { if (child.equals(oldChild)) { oldChild.m_parents.clear(); ...
java
public void addIntermediary(AbstractPlanNode node) { // transfer this node's children to node Iterator<AbstractPlanNode> it = m_children.iterator(); while (it.hasNext()) { AbstractPlanNode child = it.next(); it.remove(); // remove this.child from...
java
public boolean hasInlinedIndexScanOfTable(String tableName) { for (int i = 0; i < getChildCount(); i++) { AbstractPlanNode child = getChild(i); if (child.hasInlinedIndexScanOfTable(tableName) == true) { return true; } } return false; }
java
protected void findAllExpressionsOfClass(Class< ? extends AbstractExpression> aeClass, Set<AbstractExpression> collected) { // Check the inlined plan nodes for (AbstractPlanNode inlineNode: getInlinePlanNodes().values()) { // For inline node we MUST go recursive to its children!!...
java
public String toDOTString() { StringBuilder sb = new StringBuilder(); // id [label=id: value-type <value-type-attributes>]; // id -> child_id; // id -> child_id; sb.append(m_id).append(" [label=\"").append(m_id).append(": ").append(getPlanNodeType()).append("\" "); sb.a...
java
private String getValueTypeDotString() { PlanNodeType pnt = getPlanNodeType(); if (isInline()) { return "fontcolor=\"white\" style=\"filled\" fillcolor=\"red\""; } if (pnt == PlanNodeType.SEND || pnt == PlanNodeType.RECEIVE || pnt == PlanNodeType.MERGERECEIVE) { r...
java
public void getScanNodeList_recurse(ArrayList<AbstractScanPlanNode> collected, HashSet<AbstractPlanNode> visited) { if (visited.contains(this)) { assert(false): "do not expect loops in plangraph."; return; } visited.add(this); for (AbstractPlanNode n :...
java
public void getPlanNodeList_recurse(ArrayList<AbstractPlanNode> collected, HashSet<AbstractPlanNode> visited) { if (visited.contains(this)) { assert(false): "do not expect loops in plangraph."; return; } visited.add(this); for (AbstractPlanNode n : m_...
java
private static Object nullValueForType(final Class<?> expectedClz) { if (expectedClz == long.class) { return VoltType.NULL_BIGINT; } else if (expectedClz == int.class) { return VoltType.NULL_INTEGER; } else if (expectedClz == short.class) { ...
java
private static Object convertStringToPrimitiveOrPrimitiveWrapper(String value, final Class<?> expectedClz) throws VoltTypeException { value = value.trim(); // detect CSV null if (value.equals(Constants.CSV_NULL)) return nullValueForType(expectedClz); // Remove commas. Doing thi...
java
private static Object tryToMakeCompatibleArray( final Class<?> expectedComponentClz, final Class<?> inputComponentClz, Object param) throws VoltTypeException { int inputLength = Array.getLength(param); if (inputComponentClz == expectedComponentClz) { ...
java
final static public VoltTable[] getResultsFromRawResults(String procedureName, Object result) throws InvocationTargetException { if (result == null) { return new VoltTable[0]; } if (result instanceof VoltTable[]) { VoltTable[] retval = (VoltTable[]) result; fo...
java
public static void main(String[] args) { if (args.length > 1) { printUsage(); } if (args.length == 0 || (args.length == 1 && args[0].equals("--full"))) { System.out.println(getFullVersion()); System.exit(0); } if (args[0].equals("--short")) ...
java
void setFinal(boolean isFinal) throws IOException { if (isFinal != m_isFinal) { if (PBDSegment.setFinal(m_file, isFinal)) { if (!isFinal) { // It is dangerous to leave final on a segment so make sure the metadata is flushed m_fc.force(true); ...
java
public static String createParticipantNode(ZooKeeper zk, String dir, String prefix, byte[] data) throws KeeperException, InterruptedException { createRootIfNotExist(zk, dir); String node = zk.create(ZKUtil.joinZKPath(dir, prefix + "_"), data, Ids.OPEN_ACL_UNS...
java
synchronized public void shutdown() throws InterruptedException, KeeperException { m_shutdown = true; es.shutdown(); es.awaitTermination(365, TimeUnit.DAYS); }
java