Merge branch '1.5.2-SNAPSHOT' into 1.6.0-SNAPSHOT
Conflicts:
core/src/main/java/org/apache/accumulo/core/client/mapred/InputFormatBase.java
core/src/main/java/org/apache/accumulo/core/client/mapreduce/InputFormatBase.java
Project: http://git-wip-us.apache.org/repos/asf/accumulo/repo
Commit: http://git-wip-us.apache.org/repos/asf/accumulo/commit/86cafd97
Tree: http://git-wip-us.apache.org/repos/asf/accumulo/tree/86cafd97
Diff: http://git-wip-us.apache.org/repos/asf/accumulo/diff/86cafd97
Branch: refs/heads/master
Commit: 86cafd972793330026c6e4739a2a94320608a333
Parents: 3a1b387 22a6209
Author: Josh Elser <els...@apache.org>
Authored: Tue Apr 1 17:08:00 2014 -0400
Committer: Josh Elser <els...@apache.org>
Committed: Tue Apr 1 17:26:44 2014 -0400
----------------------------------------------------------------------
.../core/client/mapred/AccumuloInputFormat.java | 5 ++---
.../core/client/mapred/InputFormatBase.java | 21 ++++++++++++++++--
.../client/mapreduce/AccumuloInputFormat.java | 4 ++--
.../core/client/mapreduce/InputFormatBase.java | 23 ++++++++++++++++++--
.../BadPasswordSplitsAccumuloInputFormat.java | 2 +-
.../EmptySplitsAccumuloInputFormat.java | 2 +-
6 files changed, 46 insertions(+), 11 deletions(-)
----------------------------------------------------------------------
http://git-wip-us.apache.org/repos/asf/accumulo/blob/86cafd97/core/src/main/java/org/apache/accumulo/core/client/mapred/AccumuloInputFormat.java
----------------------------------------------------------------------
diff --cc
core/src/main/java/org/apache/accumulo/core/client/mapred/AccumuloInputFormat.java
index 135791e,534a095..18e286a
---
a/core/src/main/java/org/apache/accumulo/core/client/mapred/AccumuloInputFormat.java
+++
b/core/src/main/java/org/apache/accumulo/core/client/mapred/AccumuloInputFormat.java
@@@ -19,8 -19,6 +19,7 @@@ package org.apache.accumulo.core.client
import java.io.IOException;
import java.util.Map.Entry;
+import org.apache.accumulo.core.client.ClientConfiguration;
- import org.apache.accumulo.core.client.mapreduce.RangeInputSplit;
import org.apache.accumulo.core.client.security.tokens.AuthenticationToken;
import org.apache.accumulo.core.data.Key;
import org.apache.accumulo.core.data.Value;
@@@ -54,18 -49,8 +53,18 @@@ public class AccumuloInputFormat extend
@Override
public RecordReader<Key,Value> getRecordReader(InputSplit split, JobConf
job, Reporter reporter) throws IOException {
log.setLevel(getLogLevel(job));
+
+ // Override the log level from the configuration as if the
RangeInputSplit has one it's the more correct one to use.
- if (split instanceof RangeInputSplit) {
- RangeInputSplit risplit = (RangeInputSplit) split;
++ if (split instanceof
org.apache.accumulo.core.client.mapreduce.RangeInputSplit) {
++ org.apache.accumulo.core.client.mapreduce.RangeInputSplit risplit =
(org.apache.accumulo.core.client.mapreduce.RangeInputSplit) split;
+ Level level = risplit.getLogLevel();
+ if (null != level) {
+ log.setLevel(level);
+ }
+ }
+
RecordReaderBase<Key,Value> recordReader = new
RecordReaderBase<Key,Value>() {
-
+
@Override
public boolean next(Key key, Value value) throws IOException {
if (scannerIterator.hasNext()) {
http://git-wip-us.apache.org/repos/asf/accumulo/blob/86cafd97/core/src/main/java/org/apache/accumulo/core/client/mapred/InputFormatBase.java
----------------------------------------------------------------------
diff --cc
core/src/main/java/org/apache/accumulo/core/client/mapred/InputFormatBase.java
index 896ab1d,0438b78..db7dcd0
---
a/core/src/main/java/org/apache/accumulo/core/client/mapred/InputFormatBase.java
+++
b/core/src/main/java/org/apache/accumulo/core/client/mapred/InputFormatBase.java
@@@ -297,27 -496,47 +297,27 @@@ public abstract class InputFormatBase<K
}
/**
- * Initializes an Accumulo {@link TabletLocator} based on the configuration.
+ * Initializes an Accumulo {@link
org.apache.accumulo.core.client.impl.TabletLocator} based on the configuration.
*
* @param job
- * the Hadoop context for the configured job
+ * the Hadoop job for the configured job
* @return an Accumulo tablet locator
- * @throws TableNotFoundException
- * if the table name set on the configuration doesn't exist
+ * @throws org.apache.accumulo.core.client.TableNotFoundException
+ * if the table name set on the job doesn't exist
* @since 1.5.0
+ * @deprecated since 1.6.0
*/
+ @Deprecated
protected static TabletLocator getTabletLocator(JobConf job) throws
TableNotFoundException {
- return InputConfigurator.getTabletLocator(CLASS, job);
+ return InputConfigurator.getTabletLocator(CLASS, job,
InputConfigurator.getInputTableName(CLASS, job));
}
- // InputFormat doesn't have the equivalent of OutputFormat's
checkOutputSpecs(JobContext job)
- /**
- * Check whether a configuration is fully configured to be used with an
Accumulo {@link org.apache.hadoop.mapreduce.InputFormat}.
- *
- * @param job
- * the Hadoop context for the configured job
- * @throws IOException
- * if the context is improperly configured
- * @since 1.5.0
- */
- protected static void validateOptions(JobConf job) throws IOException {
- InputConfigurator.validateOptions(CLASS, job);
- }
+ protected abstract static class RecordReaderBase<K,V> extends
AbstractRecordReader<K,V> {
- /**
- * An abstract base class to be used to create {@link RecordReader}
instances that convert from Accumulo {@link Key}/{@link Value} pairs to the
user's K/V
- * types.
- *
- * Subclasses must implement {@link #next(Object, Object)} to update key
and value, and also to update the following variables:
- * <ul>
- * <li>Key {@link #currentKey} (used for progress reporting)</li>
- * <li>int {@link #numKeysRead} (used for progress reporting)</li>
- * </ul>
- */
- protected abstract static class RecordReaderBase<K,V> implements
RecordReader<K,V> {
- protected long numKeysRead;
- protected Iterator<Entry<Key,Value>> scannerIterator;
- protected org.apache.accumulo.core.client.mapred.RangeInputSplit split;
+ @Override
- protected void setupIterators(JobConf job, Scanner scanner, String
tableName, RangeInputSplit split) {
++ protected void setupIterators(JobConf job, Scanner scanner, String
tableName, org.apache.accumulo.core.client.mapred.RangeInputSplit split) {
+ setupIterators(job, scanner, split);
+ }
/**
* Apply the configured iterators from the configuration to the scanner.
@@@ -327,16 -544,381 +327,33 @@@
* @param scanner
* the scanner to configure
*/
- protected void setupIterators(JobConf job, Scanner scanner,
RangeInputSplit split) {
- protected void setupIterators(List<IteratorSetting> iterators, Scanner
scanner) {
- for (IteratorSetting iterator : iterators) {
- scanner.addScanIterator(iterator);
- }
- }
-
- /**
- * Initialize a scanner over the given input split using this task
attempt configuration.
- */
- public void initialize(InputSplit inSplit, JobConf job) throws
IOException {
- Scanner scanner;
- split = (org.apache.accumulo.core.client.mapred.RangeInputSplit)
inSplit;
- log.debug("Initializing input split: " + split.getRange());
-
- Instance instance = split.getInstance();
- if (null == instance) {
- instance = getInstance(job);
- }
-
- String principal = split.getPrincipal();
- if (null == principal) {
- principal = getPrincipal(job);
- }
-
- AuthenticationToken token = split.getToken();
- if (null == token) {
- String tokenClass = getTokenClass(job);
- byte[] tokenBytes = getToken(job);
- try {
- token = CredentialHelper.extractToken(tokenClass, tokenBytes);
- } catch (AccumuloSecurityException e) {
- throw new IOException(e);
- }
- }
-
- Authorizations authorizations = split.getAuths();
- if (null == authorizations) {
- authorizations = getScanAuthorizations(job);
- }
-
- String table = split.getTable();
- if (null == table) {
- table = getInputTableName(job);
- }
-
- Boolean isOffline = split.isOffline();
- if (null == isOffline) {
- isOffline = isOfflineScan(job);
- }
-
- Boolean isIsolated = split.isIsolatedScan();
- if (null == isIsolated) {
- isIsolated = isIsolated(job);
- }
-
- Boolean usesLocalIterators = split.usesLocalIterators();
- if (null == usesLocalIterators) {
- usesLocalIterators = usesLocalIterators(job);
- }
-
++ protected void setupIterators(JobConf job, Scanner scanner,
org.apache.accumulo.core.client.mapreduce.RangeInputSplit split) {
List<IteratorSetting> iterators = split.getIterators();
+
if (null == iterators) {
iterators = getIterators(job);
}
- Set<Pair<Text,Text>> columns = split.getFetchedColumns();
- if (null == columns) {
- columns = getFetchedColumns(job);
- }
-
- try {
- log.debug("Creating connector with user: " + principal);
- Connector conn = instance.getConnector(principal, token);
- log.debug("Creating scanner for table: " + table);
- log.debug("Authorizations are: " + authorizations);
- if (isOffline) {
- String tokenClass = token.getClass().getCanonicalName();
- ByteBuffer tokenBuffer =
ByteBuffer.wrap(CredentialHelper.toBytes(token));
- scanner = new OfflineScanner(instance, new TCredentials(principal,
tokenClass, tokenBuffer, instance.getInstanceID()), Tables.getTableId(instance,
- table), authorizations);
- } else {
- scanner = conn.createScanner(table, authorizations);
- }
- if (isIsolated) {
- log.info("Creating isolated scanner");
- scanner = new IsolatedScanner(scanner);
- }
- if (usesLocalIterators) {
- log.info("Using local iterators");
- scanner = new ClientSideIteratorScanner(scanner);
- }
- setupIterators(iterators, scanner);
- } catch (Exception e) {
- throw new IOException(e);
- }
-
- // setup a scanner within the bounds of this split
- for (Pair<Text,Text> c : columns) {
- if (c.getSecond() != null) {
- log.debug("Fetching column " + c.getFirst() + ":" + c.getSecond());
- scanner.fetchColumn(c.getFirst(), c.getSecond());
- } else {
- log.debug("Fetching column family " + c.getFirst());
- scanner.fetchColumnFamily(c.getFirst());
- }
- }
-
- scanner.setRange(split.getRange());
-
- numKeysRead = 0;
-
- // do this last after setting all scanner options
- scannerIterator = scanner.iterator();
- }
-
- @Override
- public void close() {}
-
- @Override
- public long getPos() throws IOException {
- return numKeysRead;
- }
-
- @Override
- public float getProgress() throws IOException {
- if (numKeysRead > 0 && currentKey == null)
- return 1.0f;
- return split.getProgress(currentKey);
- }
-
- protected Key currentKey = null;
-
- }
-
- Map<String,Map<KeyExtent,List<Range>>> binOfflineTable(JobConf job, String
tableName, List<Range> ranges) throws TableNotFoundException, AccumuloException,
- AccumuloSecurityException {
-
- Map<String,Map<KeyExtent,List<Range>>> binnedRanges = new
HashMap<String,Map<KeyExtent,List<Range>>>();
-
- Instance instance = getInstance(job);
- Connector conn = instance.getConnector(getPrincipal(job),
CredentialHelper.extractToken(getTokenClass(job), getToken(job)));
- String tableId = Tables.getTableId(instance, tableName);
-
- if (Tables.getTableState(instance, tableId) != TableState.OFFLINE) {
- Tables.clearCache(instance);
- if (Tables.getTableState(instance, tableId) != TableState.OFFLINE) {
- throw new AccumuloException("Table is online " + tableName + "(" +
tableId + ") cannot scan table in offline mode ");
- }
- }
-
- for (Range range : ranges) {
- Text startRow;
-
- if (range.getStartKey() != null)
- startRow = range.getStartKey().getRow();
- else
- startRow = new Text();
-
- Range metadataRange = new Range(new KeyExtent(new Text(tableId),
startRow, null).getMetadataEntry(), true, null, false);
- Scanner scanner = conn.createScanner(Constants.METADATA_TABLE_NAME,
Constants.NO_AUTHS);
- Constants.METADATA_PREV_ROW_COLUMN.fetch(scanner);
-
scanner.fetchColumnFamily(Constants.METADATA_LAST_LOCATION_COLUMN_FAMILY);
-
scanner.fetchColumnFamily(Constants.METADATA_CURRENT_LOCATION_COLUMN_FAMILY);
-
scanner.fetchColumnFamily(Constants.METADATA_FUTURE_LOCATION_COLUMN_FAMILY);
- scanner.setRange(metadataRange);
-
- RowIterator rowIter = new RowIterator(scanner);
-
- KeyExtent lastExtent = null;
-
- while (rowIter.hasNext()) {
- Iterator<Entry<Key,Value>> row = rowIter.next();
- String last = "";
- KeyExtent extent = null;
- String location = null;
-
- while (row.hasNext()) {
- Entry<Key,Value> entry = row.next();
- Key key = entry.getKey();
-
- if
(key.getColumnFamily().equals(Constants.METADATA_LAST_LOCATION_COLUMN_FAMILY)) {
- last = entry.getValue().toString();
- }
-
- if
(key.getColumnFamily().equals(Constants.METADATA_CURRENT_LOCATION_COLUMN_FAMILY)
- ||
key.getColumnFamily().equals(Constants.METADATA_FUTURE_LOCATION_COLUMN_FAMILY))
{
- location = entry.getValue().toString();
- }
-
- if (Constants.METADATA_PREV_ROW_COLUMN.hasColumns(key)) {
- extent = new KeyExtent(key.getRow(), entry.getValue());
- }
-
- }
-
- if (location != null)
- return null;
-
- if (!extent.getTableId().toString().equals(tableId)) {
- throw new AccumuloException("Saw unexpected table Id " + tableId +
" " + extent);
- }
-
- if (lastExtent != null && !extent.isPreviousExtent(lastExtent)) {
- throw new AccumuloException(" " + lastExtent + " is not previous
extent " + extent);
- }
-
- Map<KeyExtent,List<Range>> tabletRanges = binnedRanges.get(last);
- if (tabletRanges == null) {
- tabletRanges = new HashMap<KeyExtent,List<Range>>();
- binnedRanges.put(last, tabletRanges);
- }
-
- List<Range> rangeList = tabletRanges.get(extent);
- if (rangeList == null) {
- rangeList = new ArrayList<Range>();
- tabletRanges.put(extent, rangeList);
- }
-
- rangeList.add(range);
-
- if (extent.getEndRow() == null || range.afterEndKey(new
Key(extent.getEndRow()).followingKey(PartialKey.ROW))) {
- break;
- }
-
- lastExtent = extent;
- }
-
- }
-
- return binnedRanges;
- }
-
- /**
- * Read the metadata table to get tablets and match up ranges to them.
- */
- @Override
- public InputSplit[] getSplits(JobConf job, int numSplits) throws
IOException {
- Level logLevel = getLogLevel(job);
- log.setLevel(logLevel);
-
- validateOptions(job);
-
- String tableName = getInputTableName(job);
- boolean autoAdjust = getAutoAdjustRanges(job);
- List<Range> ranges = autoAdjust ? Range.mergeOverlapping(getRanges(job))
: getRanges(job);
- Instance instance = getInstance(job);
- boolean offline = isOfflineScan(job);
- boolean isolated = isIsolated(job);
- boolean localIterators = usesLocalIterators(job);
- boolean mockInstance = (null != instance &&
MockInstance.class.equals(instance.getClass()));
- Set<Pair<Text,Text>> fetchedColumns = getFetchedColumns(job);
- Authorizations auths = getScanAuthorizations(job);
- String principal = getPrincipal(job);
- String tokenClass = getTokenClass(job);
- byte[] tokenBytes = getToken(job);
-
- AuthenticationToken token;
- try {
- token = CredentialHelper.extractToken(tokenClass, tokenBytes);
- } catch (AccumuloSecurityException e) {
- throw new IOException(e);
- }
-
- List<IteratorSetting> iterators = getIterators(job);
-
- if (ranges.isEmpty()) {
- ranges = new ArrayList<Range>(1);
- ranges.add(new Range());
- }
-
- // get the metadata information for these ranges
- Map<String,Map<KeyExtent,List<Range>>> binnedRanges = new
HashMap<String,Map<KeyExtent,List<Range>>>();
- TabletLocator tl;
- try {
- if (isOfflineScan(job)) {
- binnedRanges = binOfflineTable(job, tableName, ranges);
- while (binnedRanges == null) {
- // Some tablets were still online, try again
- UtilWaitThread.sleep(100 + (int) (Math.random() * 100)); // sleep
randomly between 100 and 200 ms
- binnedRanges = binOfflineTable(job, tableName, ranges);
- }
- } else {
- String tableId = null;
- tl = getTabletLocator(job);
- // its possible that the cache could contain complete, but old
information about a tables tablets... so clear it
- tl.invalidateCache();
- while (!tl.binRanges(ranges, binnedRanges, new
TCredentials(principal, tokenClass, ByteBuffer.wrap(tokenBytes),
instance.getInstanceID())).isEmpty()) {
- if (!(instance instanceof MockInstance)) {
- if (tableId == null)
- tableId = Tables.getTableId(instance, tableName);
- if (!Tables.exists(instance, tableId))
- throw new TableDeletedException(tableId);
- if (Tables.getTableState(instance, tableId) == TableState.OFFLINE)
- throw new TableOfflineException(instance, tableId);
- }
- binnedRanges.clear();
- log.warn("Unable to locate bins for specified ranges. Retrying.");
- UtilWaitThread.sleep(100 + (int) (Math.random() * 100)); // sleep
randomly between 100 and 200 ms
- tl.invalidateCache();
- }
- }
- } catch (Exception e) {
- throw new IOException(e);
- }
-
- ArrayList<org.apache.accumulo.core.client.mapred.RangeInputSplit> splits
= new ArrayList<org.apache.accumulo.core.client.mapred.RangeInputSplit>(
- ranges.size());
- HashMap<Range,ArrayList<String>> splitsToAdd = null;
-
- if (!autoAdjust)
- splitsToAdd = new HashMap<Range,ArrayList<String>>();
-
- HashMap<String,String> hostNameCache = new HashMap<String,String>();
-
- for (Entry<String,Map<KeyExtent,List<Range>>> tserverBin :
binnedRanges.entrySet()) {
- String ip = tserverBin.getKey().split(":", 2)[0];
- String location = hostNameCache.get(ip);
- if (location == null) {
- InetAddress inetAddress = InetAddress.getByName(ip);
- location = inetAddress.getHostName();
- hostNameCache.put(ip, location);
- }
-
- for (Entry<KeyExtent,List<Range>> extentRanges :
tserverBin.getValue().entrySet()) {
- Range ke = extentRanges.getKey().toDataRange();
- for (Range r : extentRanges.getValue()) {
- if (autoAdjust) {
- // divide ranges into smaller ranges, based on the tablets
- splits.add(new
org.apache.accumulo.core.client.mapred.RangeInputSplit(ke.clip(r), new String[]
{location}));
- } else {
- // don't divide ranges
- ArrayList<String> locations = splitsToAdd.get(r);
- if (locations == null)
- locations = new ArrayList<String>(1);
- locations.add(location);
- splitsToAdd.put(r, locations);
- }
- }
- }
- }
-
- if (!autoAdjust)
- for (Entry<Range,ArrayList<String>> entry : splitsToAdd.entrySet())
- splits.add(new
org.apache.accumulo.core.client.mapred.RangeInputSplit(entry.getKey(),
entry.getValue().toArray(new String[0])));
-
- for (org.apache.accumulo.core.client.mapred.RangeInputSplit split :
splits) {
- split.setTable(tableName);
- split.setOffline(offline);
- split.setIsolatedScan(isolated);
- split.setUsesLocalIterators(localIterators);
- split.setMockInstance(mockInstance);
- split.setFetchedColumns(fetchedColumns);
- split.setPrincipal(principal);
- split.setToken(token);
- split.setInstanceName(instance.getInstanceName());
- split.setZooKeepers(instance.getZooKeepers());
- split.setAuths(auths);
- split.setIterators(iterators);
- split.setLogLevel(logLevel);
+ for (IteratorSetting iterator : iterators)
+ scanner.addScanIterator(iterator);
}
-
- return splits.toArray(new InputSplit[splits.size()]);
}
+ /**
+ * @see org.apache.accumulo.core.client.mapred.RangeInputSplit
+ */
+ @Deprecated
+ public static class RangeInputSplit extends
org.apache.accumulo.core.client.mapred.RangeInputSplit {
+ public RangeInputSplit() {
+ super();
+ }
+
- public RangeInputSplit(Range range, String[] locations) {
- super(range, locations);
++ public RangeInputSplit(RangeInputSplit other) throws IOException {
++ super(other);
++ }
++
++ public RangeInputSplit(String table, String tableId, Range range,
String[] locations) {
++ super(table, tableId, range, locations);
+ }
+ }
}
http://git-wip-us.apache.org/repos/asf/accumulo/blob/86cafd97/core/src/main/java/org/apache/accumulo/core/client/mapreduce/AccumuloInputFormat.java
----------------------------------------------------------------------
diff --cc
core/src/main/java/org/apache/accumulo/core/client/mapreduce/AccumuloInputFormat.java
index 7a82652,0220339..35400fc
---
a/core/src/main/java/org/apache/accumulo/core/client/mapreduce/AccumuloInputFormat.java
+++
b/core/src/main/java/org/apache/accumulo/core/client/mapreduce/AccumuloInputFormat.java
@@@ -53,8 -52,8 +53,8 @@@ public class AccumuloInputFormat extend
log.setLevel(getLogLevel(context));
// Override the log level from the configuration as if the
RangeInputSplit has one it's the more correct one to use.
-- if (split instanceof RangeInputSplit) {
-- RangeInputSplit risplit = (RangeInputSplit) split;
++ if (split instanceof
org.apache.accumulo.core.client.mapreduce.RangeInputSplit) {
++ org.apache.accumulo.core.client.mapreduce.RangeInputSplit risplit =
(org.apache.accumulo.core.client.mapreduce.RangeInputSplit) split;
Level level = risplit.getLogLevel();
if (null != level) {
log.setLevel(level);
http://git-wip-us.apache.org/repos/asf/accumulo/blob/86cafd97/core/src/main/java/org/apache/accumulo/core/client/mapreduce/InputFormatBase.java
----------------------------------------------------------------------
diff --cc
core/src/main/java/org/apache/accumulo/core/client/mapreduce/InputFormatBase.java
index ad26dc6,5066620..d27ec61
---
a/core/src/main/java/org/apache/accumulo/core/client/mapreduce/InputFormatBase.java
+++
b/core/src/main/java/org/apache/accumulo/core/client/mapreduce/InputFormatBase.java
@@@ -301,47 -510,827 +301,66 @@@ public abstract class InputFormatBase<K
* @param context
* the Hadoop context for the configured job
* @return an Accumulo tablet locator
- * @throws TableNotFoundException
+ * @throws org.apache.accumulo.core.client.TableNotFoundException
* if the table name set on the configuration doesn't exist
* @since 1.5.0
+ * @deprecated since 1.6.0
*/
+ @Deprecated
protected static TabletLocator getTabletLocator(JobContext context) throws
TableNotFoundException {
- return InputConfigurator.getTabletLocator(CLASS,
getConfiguration(context));
- }
-
- // InputFormat doesn't have the equivalent of OutputFormat's
checkOutputSpecs(JobContext job)
- /**
- * Check whether a configuration is fully configured to be used with an
Accumulo {@link org.apache.hadoop.mapreduce.InputFormat}.
- *
- * @param context
- * the Hadoop context for the configured job
- * @throws IOException
- * if the context is improperly configured
- * @since 1.5.0
- */
- protected static void validateOptions(JobContext context) throws
IOException {
- InputConfigurator.validateOptions(CLASS, getConfiguration(context));
+ return InputConfigurator.getTabletLocator(CLASS,
getConfiguration(context), InputConfigurator.getInputTableName(CLASS,
getConfiguration(context)));
}
- /**
- * An abstract base class to be used to create {@link RecordReader}
instances that convert from Accumulo {@link Key}/{@link Value} pairs to the
user's K/V
- * types.
- *
- * Subclasses must implement {@link #nextKeyValue()} and use it to update
the following variables:
- * <ul>
- * <li>K {@link #currentK}</li>
- * <li>V {@link #currentV}</li>
- * <li>Key {@link #currentKey} (used for progress reporting)</li>
- * <li>int {@link #numKeysRead} (used for progress reporting)</li>
- * </ul>
- */
- protected abstract static class RecordReaderBase<K,V> extends
RecordReader<K,V> {
- protected long numKeysRead;
- protected Iterator<Entry<Key,Value>> scannerIterator;
- protected org.apache.accumulo.core.client.mapreduce.RangeInputSplit split;
+ protected abstract static class RecordReaderBase<K,V> extends
AbstractRecordReader<K,V> {
/**
- * Apply the configured iterators from the configuration to the scanner.
+ * Apply the configured iterators from the configuration to the scanner
for the specified table name
*
+ * @param context
+ * the Hadoop context for the configured job
* @param scanner
* the scanner to configure
+ * @since 1.6.0
*/
- protected void setupIterators(List<IteratorSetting> iterators, Scanner
scanner) {
- for (IteratorSetting iterator : iterators) {
- scanner.addScanIterator(iterator);
- }
+ @Override
- protected void setupIterators(TaskAttemptContext context, Scanner
scanner, String tableName, RangeInputSplit split) {
++ protected void setupIterators(TaskAttemptContext context, Scanner
scanner, String tableName,
org.apache.accumulo.core.client.mapreduce.RangeInputSplit split) {
+ setupIterators(context, scanner, split);
}
/**
- * Initialize a scanner over the given input split using this task
attempt configuration.
+ * Apply the configured iterators from the configuration to the scanner.
+ *
+ * @param context
+ * the Hadoop context for the configured job
+ * @param scanner
+ * the scanner to configure
*/
- protected void setupIterators(TaskAttemptContext context, Scanner
scanner, RangeInputSplit split) {
- @Override
- public void initialize(InputSplit inSplit, TaskAttemptContext attempt)
throws IOException {
- Scanner scanner;
- split = (org.apache.accumulo.core.client.mapreduce.RangeInputSplit)
inSplit;
- log.debug("Initializing input split: " + split.getRange());
-
- Instance instance = split.getInstance();
- if (null == instance) {
- instance = getInstance(attempt);
- }
-
- String principal = split.getPrincipal();
- if (null == principal) {
- principal = getPrincipal(attempt);
- }
-
- AuthenticationToken token = split.getToken();
- if (null == token) {
- String tokenClass = getTokenClass(attempt);
- byte[] tokenBytes = getToken(attempt);
- try {
- token = CredentialHelper.extractToken(tokenClass, tokenBytes);
- } catch (AccumuloSecurityException e) {
- throw new IOException(e);
- }
- }
-
- Authorizations authorizations = split.getAuths();
- if (null == authorizations) {
- authorizations = getScanAuthorizations(attempt);
- }
-
- String table = split.getTable();
- if (null == table) {
- table = getInputTableName(attempt);
- }
-
- Boolean isOffline = split.isOffline();
- if (null == isOffline) {
- isOffline = isOfflineScan(attempt);
- }
-
- Boolean isIsolated = split.isIsolatedScan();
- if (null == isIsolated) {
- isIsolated = isIsolated(attempt);
- }
-
- Boolean usesLocalIterators = split.usesLocalIterators();
- if (null == usesLocalIterators) {
- usesLocalIterators = usesLocalIterators(attempt);
- }
-
++ protected void setupIterators(TaskAttemptContext context, Scanner
scanner, org.apache.accumulo.core.client.mapreduce.RangeInputSplit split) {
List<IteratorSetting> iterators = split.getIterators();
if (null == iterators) {
- iterators = getIterators(attempt);
+ iterators = getIterators(context);
}
-
- Set<Pair<Text,Text>> columns = split.getFetchedColumns();
- if (null == columns) {
- columns = getFetchedColumns(attempt);
- }
-
- try {
- log.debug("Creating connector with user: " + principal);
- Connector conn = instance.getConnector(principal, token);
- log.debug("Creating scanner for table: " + table);
- log.debug("Authorizations are: " + authorizations);
- if (isOffline) {
- String tokenClass = token.getClass().getCanonicalName();
- ByteBuffer tokenBuffer =
ByteBuffer.wrap(CredentialHelper.toBytes(token));
- scanner = new OfflineScanner(instance, new TCredentials(principal,
tokenClass, tokenBuffer, instance.getInstanceID()), Tables.getTableId(instance,
- table), authorizations);
- } else {
- scanner = conn.createScanner(table, authorizations);
- }
- if (isIsolated) {
- log.info("Creating isolated scanner");
- scanner = new IsolatedScanner(scanner);
- }
- if (usesLocalIterators) {
- log.info("Using local iterators");
- scanner = new ClientSideIteratorScanner(scanner);
- }
- setupIterators(iterators, scanner);
- } catch (Exception e) {
- throw new IOException(e);
- }
-
- // setup a scanner within the bounds of this split
- for (Pair<Text,Text> c : columns) {
- if (c.getSecond() != null) {
- log.debug("Fetching column " + c.getFirst() + ":" + c.getSecond());
- scanner.fetchColumn(c.getFirst(), c.getSecond());
- } else {
- log.debug("Fetching column family " + c.getFirst());
- scanner.fetchColumnFamily(c.getFirst());
- }
- }
-
- scanner.setRange(split.getRange());
-
- numKeysRead = 0;
-
- // do this last after setting all scanner options
- scannerIterator = scanner.iterator();
- }
-
- @Override
- public void close() {}
-
- @Override
- public float getProgress() throws IOException {
- if (numKeysRead > 0 && currentKey == null)
- return 1.0f;
- return split.getProgress(currentKey);
- }
-
- protected K currentK = null;
- protected V currentV = null;
- protected Key currentKey = null;
- protected Value currentValue = null;
-
- @Override
- public K getCurrentKey() throws IOException, InterruptedException {
- return currentK;
- }
-
- @Override
- public V getCurrentValue() throws IOException, InterruptedException {
- return currentV;
- }
- }
-
- Map<String,Map<KeyExtent,List<Range>>> binOfflineTable(JobContext context,
String tableName, List<Range> ranges) throws TableNotFoundException,
- AccumuloException, AccumuloSecurityException {
-
- Map<String,Map<KeyExtent,List<Range>>> binnedRanges = new
HashMap<String,Map<KeyExtent,List<Range>>>();
-
- Instance instance = getInstance(context);
- Connector conn = instance.getConnector(getPrincipal(context),
CredentialHelper.extractToken(getTokenClass(context), getToken(context)));
- String tableId = Tables.getTableId(instance, tableName);
-
- if (Tables.getTableState(instance, tableId) != TableState.OFFLINE) {
- Tables.clearCache(instance);
- if (Tables.getTableState(instance, tableId) != TableState.OFFLINE) {
- throw new AccumuloException("Table is online " + tableName + "(" +
tableId + ") cannot scan table in offline mode ");
- }
- }
-
- for (Range range : ranges) {
- Text startRow;
-
- if (range.getStartKey() != null)
- startRow = range.getStartKey().getRow();
- else
- startRow = new Text();
-
- Range metadataRange = new Range(new KeyExtent(new Text(tableId),
startRow, null).getMetadataEntry(), true, null, false);
- Scanner scanner = conn.createScanner(Constants.METADATA_TABLE_NAME,
Constants.NO_AUTHS);
- Constants.METADATA_PREV_ROW_COLUMN.fetch(scanner);
-
scanner.fetchColumnFamily(Constants.METADATA_LAST_LOCATION_COLUMN_FAMILY);
-
scanner.fetchColumnFamily(Constants.METADATA_CURRENT_LOCATION_COLUMN_FAMILY);
-
scanner.fetchColumnFamily(Constants.METADATA_FUTURE_LOCATION_COLUMN_FAMILY);
- scanner.setRange(metadataRange);
-
- RowIterator rowIter = new RowIterator(scanner);
-
- KeyExtent lastExtent = null;
-
- while (rowIter.hasNext()) {
- Iterator<Entry<Key,Value>> row = rowIter.next();
- String last = "";
- KeyExtent extent = null;
- String location = null;
-
- while (row.hasNext()) {
- Entry<Key,Value> entry = row.next();
- Key key = entry.getKey();
-
- if
(key.getColumnFamily().equals(Constants.METADATA_LAST_LOCATION_COLUMN_FAMILY)) {
- last = entry.getValue().toString();
- }
-
- if
(key.getColumnFamily().equals(Constants.METADATA_CURRENT_LOCATION_COLUMN_FAMILY)
- ||
key.getColumnFamily().equals(Constants.METADATA_FUTURE_LOCATION_COLUMN_FAMILY))
{
- location = entry.getValue().toString();
- }
-
- if (Constants.METADATA_PREV_ROW_COLUMN.hasColumns(key)) {
- extent = new KeyExtent(key.getRow(), entry.getValue());
- }
-
- }
-
- if (location != null)
- return null;
-
- if (!extent.getTableId().toString().equals(tableId)) {
- throw new AccumuloException("Saw unexpected table Id " + tableId +
" " + extent);
- }
-
- if (lastExtent != null && !extent.isPreviousExtent(lastExtent)) {
- throw new AccumuloException(" " + lastExtent + " is not previous
extent " + extent);
- }
-
- Map<KeyExtent,List<Range>> tabletRanges = binnedRanges.get(last);
- if (tabletRanges == null) {
- tabletRanges = new HashMap<KeyExtent,List<Range>>();
- binnedRanges.put(last, tabletRanges);
- }
-
- List<Range> rangeList = tabletRanges.get(extent);
- if (rangeList == null) {
- rangeList = new ArrayList<Range>();
- tabletRanges.put(extent, rangeList);
- }
-
- rangeList.add(range);
-
- if (extent.getEndRow() == null || range.afterEndKey(new
Key(extent.getEndRow()).followingKey(PartialKey.ROW))) {
- break;
- }
-
- lastExtent = extent;
- }
-
- }
-
- return binnedRanges;
- }
-
- /**
- * Read the metadata table to get tablets and match up ranges to them.
- */
- @Override
- public List<InputSplit> getSplits(JobContext context) throws IOException {
- Level logLevel = getLogLevel(context);
- log.setLevel(logLevel);
-
- validateOptions(context);
-
- String tableName = getInputTableName(context);
- boolean autoAdjust = getAutoAdjustRanges(context);
- List<Range> ranges = autoAdjust ?
Range.mergeOverlapping(getRanges(context)) : getRanges(context);
- Instance instance = getInstance(context);
- boolean offline = isOfflineScan(context);
- boolean isolated = isIsolated(context);
- boolean localIterators = usesLocalIterators(context);
- boolean mockInstance = (null != instance &&
MockInstance.class.equals(instance.getClass()));
- Set<Pair<Text,Text>> fetchedColumns = getFetchedColumns(context);
- Authorizations auths = getScanAuthorizations(context);
- String principal = getPrincipal(context);
- String tokenClass = getTokenClass(context);
- byte[] tokenBytes = getToken(context);
-
- AuthenticationToken token;
- try {
- token = CredentialHelper.extractToken(tokenClass, tokenBytes);
- } catch (AccumuloSecurityException e) {
- throw new IOException(e);
- }
-
- List<IteratorSetting> iterators = getIterators(context);
-
- if (ranges.isEmpty()) {
- ranges = new ArrayList<Range>(1);
- ranges.add(new Range());
- }
-
- // get the metadata information for these ranges
- Map<String,Map<KeyExtent,List<Range>>> binnedRanges = new
HashMap<String,Map<KeyExtent,List<Range>>>();
- TabletLocator tl;
- try {
- if (isOfflineScan(context)) {
- binnedRanges = binOfflineTable(context, tableName, ranges);
- while (binnedRanges == null) {
- // Some tablets were still online, try again
- UtilWaitThread.sleep(100 + (int) (Math.random() * 100)); // sleep
randomly between 100 and 200 ms
- binnedRanges = binOfflineTable(context, tableName, ranges);
- }
- } else {
- String tableId = null;
- tl = getTabletLocator(context);
- // its possible that the cache could contain complete, but old
information about a tables tablets... so clear it
- tl.invalidateCache();
- while (!tl.binRanges(ranges, binnedRanges, new
TCredentials(principal, tokenClass, ByteBuffer.wrap(tokenBytes),
instance.getInstanceID())).isEmpty()) {
- if (!(instance instanceof MockInstance)) {
- if (tableId == null)
- tableId = Tables.getTableId(instance, tableName);
- if (!Tables.exists(instance, tableId))
- throw new TableDeletedException(tableId);
- if (Tables.getTableState(instance, tableId) == TableState.OFFLINE)
- throw new TableOfflineException(instance, tableId);
- }
- binnedRanges.clear();
- log.warn("Unable to locate bins for specified ranges. Retrying.");
- UtilWaitThread.sleep(100 + (int) (Math.random() * 100)); // sleep
randomly between 100 and 200 ms
- tl.invalidateCache();
- }
- }
- } catch (Exception e) {
- throw new IOException(e);
- }
-
- ArrayList<InputSplit> splits = new ArrayList<InputSplit>(ranges.size());
- HashMap<Range,ArrayList<String>> splitsToAdd = null;
-
- if (!autoAdjust)
- splitsToAdd = new HashMap<Range,ArrayList<String>>();
-
- HashMap<String,String> hostNameCache = new HashMap<String,String>();
-
- for (Entry<String,Map<KeyExtent,List<Range>>> tserverBin :
binnedRanges.entrySet()) {
- String ip = tserverBin.getKey().split(":", 2)[0];
- String location = hostNameCache.get(ip);
- if (location == null) {
- InetAddress inetAddress = InetAddress.getByName(ip);
- location = inetAddress.getHostName();
- hostNameCache.put(ip, location);
- }
-
- for (Entry<KeyExtent,List<Range>> extentRanges :
tserverBin.getValue().entrySet()) {
- Range ke = extentRanges.getKey().toDataRange();
- for (Range r : extentRanges.getValue()) {
- if (autoAdjust) {
- // divide ranges into smaller ranges, based on the tablets
- splits.add(new
org.apache.accumulo.core.client.mapreduce.RangeInputSplit(ke.clip(r), new
String[] {location}));
- } else {
- // don't divide ranges
- ArrayList<String> locations = splitsToAdd.get(r);
- if (locations == null)
- locations = new ArrayList<String>(1);
- locations.add(location);
- splitsToAdd.put(r, locations);
- }
- }
- }
- }
-
- if (!autoAdjust)
- for (Entry<Range,ArrayList<String>> entry : splitsToAdd.entrySet())
- splits.add(new
org.apache.accumulo.core.client.mapreduce.RangeInputSplit(entry.getKey(),
entry.getValue().toArray(new String[0])));
-
- for (InputSplit inputSplit : splits) {
- org.apache.accumulo.core.client.mapreduce.RangeInputSplit split =
(org.apache.accumulo.core.client.mapreduce.RangeInputSplit) inputSplit;
-
- split.setTable(tableName);
- split.setOffline(offline);
- split.setIsolatedScan(isolated);
- split.setUsesLocalIterators(localIterators);
- split.setMockInstance(mockInstance);
- split.setFetchedColumns(fetchedColumns);
- split.setPrincipal(principal);
- split.setToken(token);
- split.setInstanceName(instance.getInstanceName());
- split.setZooKeepers(instance.getZooKeepers());
- split.setAuths(auths);
- split.setIterators(iterators);
- split.setLogLevel(logLevel);
- }
-
- return splits;
- }
-
- //
----------------------------------------------------------------------------------------------------
- // Everything below this line is deprecated and should go away in future
versions
- //
----------------------------------------------------------------------------------------------------
-
- /**
- * @deprecated since 1.5.0; Use {@link #setScanIsolation(Job, boolean)}
instead.
- */
- @Deprecated
- public static void setIsolated(Configuration conf, boolean enable) {
- InputConfigurator.setScanIsolation(CLASS, conf, enable);
- }
-
- /**
- * @deprecated since 1.5.0; Use {@link #setLocalIterators(Job, boolean)}
instead.
- */
- @Deprecated
- public static void setLocalIterators(Configuration conf, boolean enable) {
- InputConfigurator.setLocalIterators(CLASS, conf, enable);
- }
-
- /**
- * @deprecated since 1.5.0; Use {@link #setConnectorInfo(Job, String,
AuthenticationToken)}, {@link #setInputTableName(Job, String)}, and
- * {@link #setScanAuthorizations(Job, Authorizations)} instead.
- */
- @Deprecated
- public static void setInputInfo(Configuration conf, String user, byte[]
passwd, String table, Authorizations auths) {
- try {
- InputConfigurator.setConnectorInfo(CLASS, conf, user, new
PasswordToken(passwd));
- } catch (AccumuloSecurityException e) {
- throw new RuntimeException(e);
- }
- InputConfigurator.setInputTableName(CLASS, conf, table);
- InputConfigurator.setScanAuthorizations(CLASS, conf, auths);
- }
-
- /**
- * @deprecated since 1.5.0; Use {@link #setZooKeeperInstance(Job, String,
String)} instead.
- */
- @Deprecated
- public static void setZooKeeperInstance(Configuration conf, String
instanceName, String zooKeepers) {
- InputConfigurator.setZooKeeperInstance(CLASS, conf, instanceName,
zooKeepers);
- }
-
- /**
- * @deprecated since 1.5.0; Use {@link #setMockInstance(Job, String)}
instead.
- */
- @Deprecated
- public static void setMockInstance(Configuration conf, String instanceName)
{
- InputConfigurator.setMockInstance(CLASS, conf, instanceName);
- }
-
- /**
- * @deprecated since 1.5.0; Use {@link #setRanges(Job, Collection)} instead.
- */
- @Deprecated
- public static void setRanges(Configuration conf, Collection<Range> ranges) {
- InputConfigurator.setRanges(CLASS, conf, ranges);
- }
-
- /**
- * @deprecated since 1.5.0; Use {@link #setAutoAdjustRanges(Job, boolean)}
instead.
- */
- @Deprecated
- public static void disableAutoAdjustRanges(Configuration conf) {
- InputConfigurator.setAutoAdjustRanges(CLASS, conf, false);
- }
-
- /**
- * @deprecated since 1.5.0; Use {@link #addIterator(Job, IteratorSetting)}
to add the {@link VersioningIterator} instead.
- */
- @Deprecated
- public static void setMaxVersions(Configuration conf, int maxVersions)
throws IOException {
- IteratorSetting vers = new IteratorSetting(1, "vers",
VersioningIterator.class);
- try {
- VersioningIterator.setMaxVersions(vers, maxVersions);
- } catch (IllegalArgumentException e) {
- throw new IOException(e);
- }
- InputConfigurator.addIterator(CLASS, conf, vers);
- }
-
- /**
- * @deprecated since 1.5.0; Use {@link #setOfflineTableScan(Job, boolean)}
instead.
- */
- @Deprecated
- public static void setScanOffline(Configuration conf, boolean scanOff) {
- InputConfigurator.setOfflineTableScan(CLASS, conf, scanOff);
- }
-
- /**
- * @deprecated since 1.5.0; Use {@link #fetchColumns(Job, Collection)}
instead.
- */
- @Deprecated
- public static void fetchColumns(Configuration conf,
Collection<Pair<Text,Text>> columnFamilyColumnQualifierPairs) {
- InputConfigurator.fetchColumns(CLASS, conf,
columnFamilyColumnQualifierPairs);
- }
-
- /**
- * @deprecated since 1.5.0; Use {@link #setLogLevel(Job, Level)} instead.
- */
- @Deprecated
- public static void setLogLevel(Configuration conf, Level level) {
- InputConfigurator.setLogLevel(CLASS, conf, level);
- }
-
- /**
- * @deprecated since 1.5.0; Use {@link #addIterator(Job, IteratorSetting)}
instead.
- */
- @Deprecated
- public static void addIterator(Configuration conf, IteratorSetting cfg) {
- InputConfigurator.addIterator(CLASS, conf, cfg);
- }
-
- /**
- * @deprecated since 1.5.0; Use {@link #isIsolated(JobContext)} instead.
- */
- @Deprecated
- protected static boolean isIsolated(Configuration conf) {
- return InputConfigurator.isIsolated(CLASS, conf);
- }
-
- /**
- * @deprecated since 1.5.0; Use {@link #usesLocalIterators(JobContext)}
instead.
- */
- @Deprecated
- protected static boolean usesLocalIterators(Configuration conf) {
- return InputConfigurator.usesLocalIterators(CLASS, conf);
- }
-
- /**
- * @deprecated since 1.5.0; Use {@link #getPrincipal(JobContext)} instead.
- */
- @Deprecated
- protected static String getPrincipal(Configuration conf) {
- return InputConfigurator.getPrincipal(CLASS, conf);
- }
-
- /**
- * @deprecated since 1.5.0; Use {@link #getToken(JobContext)} instead.
- */
- @Deprecated
- protected static byte[] getToken(Configuration conf) {
- return InputConfigurator.getToken(CLASS, conf);
- }
-
- /**
- * @deprecated since 1.5.0; Use {@link #getInputTableName(JobContext)}
instead.
- */
- @Deprecated
- protected static String getTablename(Configuration conf) {
- return InputConfigurator.getInputTableName(CLASS, conf);
- }
-
- /**
- * @deprecated since 1.5.0; Use {@link #getScanAuthorizations(JobContext)}
instead.
- */
- @Deprecated
- protected static Authorizations getAuthorizations(Configuration conf) {
- return InputConfigurator.getScanAuthorizations(CLASS, conf);
- }
-
- /**
- * @deprecated since 1.5.0; Use {@link #getInstance(JobContext)} instead.
- */
- @Deprecated
- protected static Instance getInstance(Configuration conf) {
- return InputConfigurator.getInstance(CLASS, conf);
- }
-
- /**
- * @deprecated since 1.5.0; Use {@link #getTabletLocator(JobContext)}
instead.
- */
- @Deprecated
- protected static TabletLocator getTabletLocator(Configuration conf) throws
TableNotFoundException {
- return InputConfigurator.getTabletLocator(CLASS, conf);
- }
-
- /**
- * @deprecated since 1.5.0; Use {@link #getRanges(JobContext)} instead.
- */
- @Deprecated
- protected static List<Range> getRanges(Configuration conf) throws
IOException {
- return InputConfigurator.getRanges(CLASS, conf);
- }
-
- /**
- * @deprecated since 1.5.0; Use {@link #getFetchedColumns(JobContext)}
instead.
- */
- @Deprecated
- protected static Set<Pair<Text,Text>> getFetchedColumns(Configuration conf)
{
- return InputConfigurator.getFetchedColumns(CLASS, conf);
- }
-
- /**
- * @deprecated since 1.5.0; Use {@link #getAutoAdjustRanges(JobContext)}
instead.
- */
- @Deprecated
- protected static boolean getAutoAdjustRanges(Configuration conf) {
- return InputConfigurator.getAutoAdjustRanges(CLASS, conf);
- }
-
- /**
- * @deprecated since 1.5.0; Use {@link #getLogLevel(JobContext)} instead.
- */
- @Deprecated
- protected static Level getLogLevel(Configuration conf) {
- return InputConfigurator.getLogLevel(CLASS, conf);
- }
-
- /**
- * @deprecated since 1.5.0; Use {@link #validateOptions(JobContext)}
instead.
- */
- @Deprecated
- protected static void validateOptions(Configuration conf) throws
IOException {
- InputConfigurator.validateOptions(CLASS, conf);
- }
-
- /**
- * @deprecated since 1.5.0; Use {@link #addIterator(Job, IteratorSetting)}
to add the {@link VersioningIterator} instead.
- */
- @Deprecated
- protected static int getMaxVersions(Configuration conf) {
- // This is so convoluted, because the only reason to get the number of
maxVersions is to construct the same type of IteratorSetting object we have to
- // deconstruct to get at this option in the first place, but to preserve
correct behavior, this appears necessary.
- List<IteratorSetting> iteratorSettings =
InputConfigurator.getIterators(CLASS, conf);
- for (IteratorSetting setting : iteratorSettings) {
- if ("vers".equals(setting.getName()) && 1 == setting.getPriority() &&
VersioningIterator.class.getName().equals(setting.getIteratorClass())) {
- if (setting.getOptions().containsKey("maxVersions"))
- return Integer.parseInt(setting.getOptions().get("maxVersions"));
- else
- return -1;
- }
- }
- return -1;
- }
-
- /**
- * @deprecated since 1.5.0; Use {@link #isOfflineScan(JobContext)} instead.
- */
- @Deprecated
- protected static boolean isOfflineScan(Configuration conf) {
- return InputConfigurator.isOfflineScan(CLASS, conf);
- }
-
- /**
- * @deprecated since 1.5.0; Use {@link #getIterators(JobContext)} instead.
- */
- @Deprecated
- protected static List<AccumuloIterator> getIterators(Configuration conf) {
- List<IteratorSetting> iteratorSettings =
InputConfigurator.getIterators(CLASS, conf);
- List<AccumuloIterator> deprecatedIterators = new
ArrayList<AccumuloIterator>(iteratorSettings.size());
- for (IteratorSetting setting : iteratorSettings) {
- AccumuloIterator deprecatedIter = new
AccumuloIterator(setting.getPriority() + AccumuloIterator.FIELD_SEP +
setting.getIteratorClass()
- + AccumuloIterator.FIELD_SEP + setting.getName());
- deprecatedIterators.add(deprecatedIter);
- }
- return deprecatedIterators;
- }
-
- /**
- * @deprecated since 1.5.0; Use {@link #getIterators(JobContext)} instead.
- */
- @Deprecated
- protected static List<AccumuloIteratorOption>
getIteratorOptions(Configuration conf) {
- List<IteratorSetting> iteratorSettings =
InputConfigurator.getIterators(CLASS, conf);
- List<AccumuloIteratorOption> deprecatedIteratorOptions = new
ArrayList<AccumuloIteratorOption>(iteratorSettings.size());
- for (IteratorSetting setting : iteratorSettings) {
- for (Entry<String,String> opt : setting.getOptions().entrySet()) {
- String deprecatedOption;
- try {
- deprecatedOption = setting.getName() +
AccumuloIteratorOption.FIELD_SEP + URLEncoder.encode(opt.getKey(), "UTF-8")
- + AccumuloIteratorOption.FIELD_SEP +
URLEncoder.encode(opt.getValue(), "UTF-8");
- } catch (UnsupportedEncodingException e) {
- throw new RuntimeException(e);
- }
- deprecatedIteratorOptions.add(new
AccumuloIteratorOption(deprecatedOption));
- }
- }
- return deprecatedIteratorOptions;
- }
-
- /**
- * @deprecated since 1.5.0; Use {@link IteratorSetting} instead.
- */
- @Deprecated
- static class AccumuloIterator {
-
- private static final String FIELD_SEP = ":";
-
- private int priority;
- private String iteratorClass;
- private String iteratorName;
-
- public AccumuloIterator(int priority, String iteratorClass, String
iteratorName) {
- this.priority = priority;
- this.iteratorClass = iteratorClass;
- this.iteratorName = iteratorName;
- }
-
- // Parses out a setting given an string supplied from an earlier
toString() call
- public AccumuloIterator(String iteratorSetting) {
- // Parse the string to expand the iterator
- StringTokenizer tokenizer = new StringTokenizer(iteratorSetting,
FIELD_SEP);
- priority = Integer.parseInt(tokenizer.nextToken());
- iteratorClass = tokenizer.nextToken();
- iteratorName = tokenizer.nextToken();
- }
-
- public int getPriority() {
- return priority;
- }
-
- public String getIteratorClass() {
- return iteratorClass;
- }
-
- public String getIteratorName() {
- return iteratorName;
- }
-
- @Override
- public String toString() {
- return priority + FIELD_SEP + iteratorClass + FIELD_SEP + iteratorName;
- }
-
- }
-
- /**
- * @deprecated since 1.5.0; Use {@link IteratorSetting} instead.
- */
- @Deprecated
- static class AccumuloIteratorOption {
- private static final String FIELD_SEP = ":";
-
- private String iteratorName;
- private String key;
- private String value;
-
- public AccumuloIteratorOption(String iteratorName, String key, String
value) {
- this.iteratorName = iteratorName;
- this.key = key;
- this.value = value;
- }
-
- // Parses out an option given a string supplied from an earlier
toString() call
- public AccumuloIteratorOption(String iteratorOption) {
- StringTokenizer tokenizer = new StringTokenizer(iteratorOption,
FIELD_SEP);
- this.iteratorName = tokenizer.nextToken();
- try {
- this.key = URLDecoder.decode(tokenizer.nextToken(), "UTF-8");
- this.value = URLDecoder.decode(tokenizer.nextToken(), "UTF-8");
- } catch (UnsupportedEncodingException e) {
- throw new RuntimeException(e);
- }
- }
-
- public String getIteratorName() {
- return iteratorName;
- }
-
- public String getKey() {
- return key;
- }
-
- public String getValue() {
- return value;
- }
-
- @Override
- public String toString() {
- try {
- return iteratorName + FIELD_SEP + URLEncoder.encode(key, "UTF-8") +
FIELD_SEP + URLEncoder.encode(value, "UTF-8");
- } catch (UnsupportedEncodingException e) {
- throw new RuntimeException(e);
- }
- }
-
- }
-
- // use reflection to pull the Configuration out of the JobContext for
Hadoop 1 and Hadoop 2 compatibility
- static Configuration getConfiguration(JobContext context) {
- try {
- Class<?> c =
InputFormatBase.class.getClassLoader().loadClass("org.apache.hadoop.mapreduce.JobContext");
- Method m = c.getMethod("getConfiguration");
- Object o = m.invoke(context, new Object[0]);
- return (Configuration) o;
- } catch (Exception e) {
- throw new RuntimeException(e);
+ for (IteratorSetting iterator : iterators)
+ scanner.addScanIterator(iterator);
}
}
+
+ /**
+ * @see org.apache.accumulo.core.client.mapreduce.RangeInputSplit
+ */
+ @Deprecated
+ public static class RangeInputSplit extends
org.apache.accumulo.core.client.mapreduce.RangeInputSplit {
+
+ public RangeInputSplit() {
+ super();
+ }
+
- public RangeInputSplit(Range range, String[] locations) {
- super(range, locations);
++ public RangeInputSplit(RangeInputSplit other) throws IOException {
++ super(other);
++ }
++
++ protected RangeInputSplit(String table, String tableId, Range range,
String[] locations) {
++ super(table, tableId, range, locations);
+ }
+ }
}
http://git-wip-us.apache.org/repos/asf/accumulo/blob/86cafd97/core/src/test/java/org/apache/accumulo/core/client/mapreduce/EmptySplitsAccumuloInputFormat.java
----------------------------------------------------------------------
diff --cc
core/src/test/java/org/apache/accumulo/core/client/mapreduce/EmptySplitsAccumuloInputFormat.java
index 8b2b020,440dbf7..7d3dde6
---
a/core/src/test/java/org/apache/accumulo/core/client/mapreduce/EmptySplitsAccumuloInputFormat.java
+++
b/core/src/test/java/org/apache/accumulo/core/client/mapreduce/EmptySplitsAccumuloInputFormat.java
@@@ -30,16 -30,8 +30,16 @@@ public class EmptySplitsAccumuloInputFo
@Override
public List<InputSplit> getSplits(JobContext context) throws IOException {
- super.getSplits(context);
+ List<InputSplit> oldSplits = super.getSplits(context);
+ List<InputSplit> newSplits = new ArrayList<InputSplit>(oldSplits.size());
- return Arrays.<InputSplit> asList(new RangeInputSplit());
+ // Copy only the necessary information
+ for (InputSplit oldSplit : oldSplits) {
- RangeInputSplit newSplit = new RangeInputSplit((RangeInputSplit)
oldSplit);
++ org.apache.accumulo.core.client.mapreduce.RangeInputSplit newSplit =
new
org.apache.accumulo.core.client.mapreduce.RangeInputSplit((org.apache.accumulo.core.client.mapreduce.RangeInputSplit)
oldSplit);
+ newSplits.add(newSplit);
+ }
+
+
+ return newSplits;
}
}
