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private void myMethod () {SimpleDateFormat s =
String pattern;new SimpleDateFormat(pattern)
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}
private enum NodeNotChosenReason { NOT_IN_SERVICE("the node is not in service"), NODE_STALE("the node is stale"), NODE_TOO_BUSY("the node is too busy"), TOO_MANY_NODES_ON_RACK("the rack has too many chosen nodes"), NOT_ENOUGH_STORAGE_SPACE("not enough storage space to place the block"); private final String text; NodeNotChosenReason(final String logText) { text = logText; } private String getText() { return text; } }
if (favoredNodes == null || favoredNodes.size() == 0) { return chooseTarget(src, numOfReplicas, writer, new ArrayList<DatanodeStorageInfo>(numOfReplicas), false, excludedNodes, blocksize, storagePolicy, flags); chooseTarget(src, numOfReplicas, writer, new ArrayList<DatanodeStorageInfo>(numOfReplicas), false, favoriteAndExcludedNodes, blocksize, storagePolicy, flags); return chooseTarget(src, numOfReplicas, writer, new ArrayList<DatanodeStorageInfo>(numOfReplicas), false, excludedNodes, blocksize, storagePolicy, flags);
excludedNodeCopy.add(writer); localNode = chooseTarget(numOfReplicas, writer, excludedNodeCopy, blocksize, maxNodesPerRack, results, avoidStaleNodes, storagePolicy, localNode = chooseTarget(numOfReplicas, writer, excludedNodes, blocksize, maxNodesPerRack, results, avoidStaleNodes, storagePolicy, EnumSet.noneOf(StorageType.class), results.isEmpty());
@Override public DatanodeStorageInfo[] chooseTarget(String srcPath, int numOfReplicas, Node writer, List<DatanodeStorageInfo> chosenNodes, boolean returnChosenNodes, Set<Node> excludedNodes, long blocksize, final BlockStoragePolicy storagePolicy) { DatanodeStorageInfo[] results = super.chooseTarget(srcPath, numOfReplicas, writer, chosenNodes, returnChosenNodes, excludedNodes, blocksize, storagePolicy); try { Thread.sleep(3000); } catch (InterruptedException e) {} return results; } }
if (favoredNodes == null || favoredNodes.size() == 0) { return chooseTarget(src, numOfReplicas, writer, new ArrayList<DatanodeStorageInfo>(numOfReplicas), false, excludedNodes, blocksize, storagePolicy); chooseTarget(src, numOfReplicas, writer, results, false, favoriteAndExcludedNodes, blocksize, storagePolicy); for (int i = 0; i < remainingTargets.length; i++) { return chooseTarget(src, numOfReplicas, writer, new ArrayList<DatanodeStorageInfo>(numOfReplicas), false, excludedNodes, blocksize, storagePolicy);
final Node localNode = chooseTarget(numOfReplicas, writer, excludedNodes, blocksize, maxNodesPerRack, results, avoidStaleNodes, storagePolicy, EnumSet.noneOf(StorageType.class), results.isEmpty());
if (favoredNodes == null || favoredNodes.size() == 0) { return chooseTarget(src, numOfReplicas, writer, new ArrayList<DatanodeStorageInfo>(numOfReplicas), false, excludedNodes, blocksize, storagePolicy); chooseTarget(src, numOfReplicas, writer, results, false, favoriteAndExcludedNodes, blocksize, storagePolicy); for (int i = 0; i < remainingTargets.length; i++) { return chooseTarget(src, numOfReplicas, writer, new ArrayList<DatanodeStorageInfo>(numOfReplicas), false, excludedNodes, blocksize, storagePolicy);
final Node localNode = chooseTarget(numOfReplicas, writer, excludedNodes, blocksize, maxNodesPerRack, results, avoidStaleNodes, storagePolicy, EnumSet.noneOf(StorageType.class), results.isEmpty());
return chooseTarget(numOfReplicas, writer, oldExcludedNodes, blocksize, maxNodesPerRack, results, false, storagePolicy, unavailableStorages, newBlock); return chooseTarget(numOfReplicas, writer, oldExcludedNodes, blocksize, maxNodesPerRack, results, false, storagePolicy, unavailableStorages, newBlock);
targets = repl.chooseTarget(filename, 4, dataNodes[0], chosenNodes, false, excludedNodes, BLOCK_SIZE, TestBlockStoragePolicy.DEFAULT_STORAGE_POLICY); assertEquals(targets.length, 4); excludedNodes.add(dataNodes[1]); chosenNodes.add(storages[2]); targets = repl.chooseTarget(filename, 1, dataNodes[0], chosenNodes, true, excludedNodes, BLOCK_SIZE, TestBlockStoragePolicy.DEFAULT_STORAGE_POLICY); System.out.println("targets=" + Arrays.asList(targets));
return chooseTarget(numOfReplicas, writer, oldExcludedNodes, blocksize, maxNodesPerRack, results, false, storagePolicy, unavailableStorages, newBlock); return chooseTarget(numOfReplicas, writer, oldExcludedNodes, blocksize, maxNodesPerRack, results, false, storagePolicy, unavailableStorages, newBlock);