Uses of Class
org.apache.hadoop.io.Text

Packages that use Text
org.apache.hadoop.contrib.utils.join   
org.apache.hadoop.hbase Provides HBase, the Hadoop simple database. 
org.apache.hadoop.hbase.filter   
org.apache.hadoop.hbase.io   
org.apache.hadoop.hbase.mapred   
org.apache.hadoop.hbase.shell   
org.apache.hadoop.io Generic i/o code for use when reading and writing data to the network, to databases, and to files. 
org.apache.hadoop.mapred A system for scalable, fault-tolerant, distributed computation over large data collections. 
org.apache.hadoop.mapred.lib.aggregate Classes for performing various counting and aggregations. 
org.apache.hadoop.streaming   
 

Uses of Text in org.apache.hadoop.contrib.utils.join
 

Fields in org.apache.hadoop.contrib.utils.join declared as Text
protected  Text DataJoinMapperBase.inputTag
           
static Text DataJoinReducerBase.NUM_OF_VALUES_FIELD
           
static Text DataJoinReducerBase.SOURCE_TAGS_FIELD
           
protected  Text TaggedMapOutput.tag
           
 

Methods in org.apache.hadoop.contrib.utils.join that return Text
protected abstract  Text DataJoinMapperBase.generateGroupKey(TaggedMapOutput aRecord)
          Generate a map output key.
protected abstract  Text DataJoinMapperBase.generateInputTag(String inputFile)
          Determine the source tag based on the input file name.
 Text TaggedMapOutput.getTag()
           
 

Methods in org.apache.hadoop.contrib.utils.join with parameters of type Text
 void TaggedMapOutput.setTag(Text tag)
           
 

Uses of Text in org.apache.hadoop.hbase
 

Fields in org.apache.hadoop.hbase declared as Text
static Text HConstants.COL_REGIONINFO
          ROOT/META column family member - contains HRegionInfo
static Text HConstants.COL_SERVER
          ROOT/META column family member - contains HServerAddress.toString()
static Text HConstants.COL_STARTCODE
          ROOT/META column family member - contains server start code (a long)
static Text HConstants.COLUMN_FAMILY
          The ROOT and META column family
static Text[] HConstants.COLUMN_FAMILY_ARRAY
           
static Text HConstants.META_TABLE_NAME
          The META table's name.
static Text HConstants.ROOT_TABLE_NAME
          The root table's name.
 

Fields in org.apache.hadoop.hbase with type parameters of type Text
protected  TreeMap<Text,Vector<org.apache.hadoop.hbase.HAbstractScanner.ColumnMatcher>> HAbstractScanner.okCols
           
protected  SortedMap<Text,HRegion> HRegionServer.onlineRegions
           
protected  Map<Text,HRegion> HRegionServer.retiringRegions
           
 

Methods in org.apache.hadoop.hbase that return Text
static Text HStoreKey.extractFamily(Text col)
          Extracts the column family name from a column For example, returns 'info' if the specified column was 'info:server'
static Text HStoreKey.extractFamily(Text col, boolean withColon)
          Extracts the column family name from a column For example, returns 'info' if the specified column was 'info:server'
static Text HStoreKey.extractQualifier(Text col)
          Extracts the column qualifier, the portion that follows the colon (':') family/qualifier separator.
 Text HLogEdit.getColumn()
           
 Text HStoreKey.getColumn()
           
 Text HRegion.getEndKey()
           
 Text HRegionInfo.getEndKey()
           
 Text HTableDescriptor.getName()
           
 Text HColumnDescriptor.getName()
           
 Text HRegion.getRegionName()
           
 Text HRegionInfo.getRegionName()
           
 Text HStoreKey.getRow()
           
 Text HRegion.getStartKey()
           
 Text HRegionInfo.getStartKey()
           
 Text[] HClient.getStartKeys()
          Gets the starting row key for every region in the currently open table
static Text HRegionInfo.getTableNameFromRegionName(Text regionName)
          Extracts table name prefix from a region name.
 

Methods in org.apache.hadoop.hbase that return types with arguments of type Text
 TreeMap<Text,HColumnDescriptor> HTableDescriptor.families()
          All the column families in this table.
 TreeMap<Text,byte[]> HMemcache.getFull(HStoreKey key)
          Return all the available columns for the given key.
 SortedMap<Text,byte[]> HClient.getRow(Text row)
          Get all the data for the specified row
protected  SortedMap<Text,HClient.RegionLocation> HClient.getTableServers(Text tableName)
          Gets the servers of the given table.
 

Methods in org.apache.hadoop.hbase with parameters of type Text
 void HRegionInterface.abort(Text regionName, long clientid, long lockid)
          Abort a row mutation
 void HRegionServer.abort(Text regionName, long clientid, long lockid)
          Abort a row mutation
 void HMemcache.add(Text row, TreeMap<Text,byte[]> columns, long timestamp)
          Store a value.
 void HMaster.addColumn(Text tableName, HColumnDescriptor column)
          
 void HClient.addColumn(Text tableName, HColumnDescriptor column)
          Add a column to an existing table
 void HMasterInterface.addColumn(Text tableName, HColumnDescriptor column)
           
 void HRegionInterface.batchUpdate(Text regionName, long timestamp, BatchUpdate b)
          Applies a batch of updates via one RPC
 void HRegionServer.batchUpdate(Text regionName, long timestamp, BatchUpdate b)
          Applies a batch of updates via one RPC
protected  void HClient.checkReservedTableName(Text tableName)
           
 void RegionUnavailableListener.closed(Text regionName)
          regionName is closed and no longer available.
 void RegionUnavailableListener.closing(Text regionName)
          regionName is closing.
 void HRegionInterface.commit(Text regionName, long clientid, long lockid, long timestamp)
          Finalize a row mutation
 void HRegionServer.commit(Text regionName, long clientid, long lockid, long timestamp)
          Finalize a row mutation
 void HRegion.delete(long lockid, Text targetCol)
          Delete a value or write a value.
 void HClient.delete(long lockid, Text column)
          Delete the value for a column
 void HClient.BatchHandler.delete(long lockid, Text column)
          Delete the value for a column
 void HRegionInterface.delete(Text regionName, long clientid, long lockid, Text column)
          Delete the value for a column
 void HRegionServer.delete(Text regionName, long clientid, long lockid, Text column)
          Delete the value for a column
 void HMaster.deleteColumn(Text tableName, Text columnName)
          
 void HClient.deleteColumn(Text tableName, Text columnName)
          Delete a column from a table
 void HMasterInterface.deleteColumn(Text tableName, Text columnName)
           
 void HMaster.deleteTable(Text tableName)
          
 void HClient.deleteTable(Text tableName)
          Deletes a table
 void HMasterInterface.deleteTable(Text tableName)
           
 void HMaster.disableTable(Text tableName)
          
 void HClient.disableTable(Text tableName)
          Disables a table (takes it off-line) If it is being served, the master will tell the servers to stop serving it.
 void HMasterInterface.disableTable(Text tableName)
           
 void HMaster.enableTable(Text tableName)
          
 void HClient.enableTable(Text tableName)
          Brings a table on-line (enables it)
 void HMasterInterface.enableTable(Text tableName)
           
static Text HStoreKey.extractFamily(Text col)
          Extracts the column family name from a column For example, returns 'info' if the specified column was 'info:server'
static Text HStoreKey.extractFamily(Text col, boolean withColon)
          Extracts the column family name from a column For example, returns 'info' if the specified column was 'info:server'
static Text HStoreKey.extractQualifier(Text col)
          Extracts the column qualifier, the portion that follows the colon (':') family/qualifier separator.
 byte[] HClient.get(Text row, Text column)
          Get a single value for the specified row and column
 byte[][] HClient.get(Text row, Text column, int numVersions)
          Get the specified number of versions of the specified row and column
 byte[][] HClient.get(Text row, Text column, long timestamp, int numVersions)
          Get the specified number of versions of the specified row and column with the specified timestamp.
 byte[] HRegionInterface.get(Text regionName, Text row, Text column)
          Retrieve a single value from the specified region for the specified row and column keys
 byte[] HRegionServer.get(Text regionName, Text row, Text column)
          Retrieve a single value from the specified region for the specified row and column keys
 byte[][] HRegionInterface.get(Text regionName, Text row, Text column, int numVersions)
          Get the specified number of versions of the specified row and column
 byte[][] HRegionServer.get(Text regionName, Text row, Text column, int numVersions)
          Get the specified number of versions of the specified row and column
 byte[][] HRegionInterface.get(Text regionName, Text row, Text column, long timestamp, int numVersions)
          Get the specified number of versions of the specified row and column with the specified timestamp.
 byte[][] HRegionServer.get(Text regionName, Text row, Text column, long timestamp, int numVersions)
          Get the specified number of versions of the specified row and column with the specified timestamp.
protected  HRegion HRegionServer.getRegion(Text regionName)
          Protected utility method for safely obtaining an HRegion handle.
protected  HRegion HRegionServer.getRegion(Text regionName, boolean checkRetiringRegions)
          Protected utility method for safely obtaining an HRegion handle.
 HRegionInfo HRegionInterface.getRegionInfo(Text regionName)
          Get metainfo about an HRegion
 HRegionInfo HRegionServer.getRegionInfo(Text regionName)
          Get metainfo about an HRegion
protected  HClient.RegionLocation HClient.getRegionLocation(Text row)
           
 SortedMap<Text,byte[]> HClient.getRow(Text row)
          Get all the data for the specified row
 KeyedData[] HRegionInterface.getRow(Text regionName, Text row)
          Get all the data for the specified row
 KeyedData[] HRegionServer.getRow(Text regionName, Text row)
          Get all the data for the specified row
 HInternalScannerInterface HRegion.getScanner(Text[] cols, Text firstRow, long timestamp, RowFilterInterface filter)
          Return an iterator that scans over the HRegion, returning the indicated columns for only the rows that match the data filter.
 HInternalScannerInterface HRegion.getScanner(Text[] cols, Text firstRow, long timestamp, RowFilterInterface filter)
          Return an iterator that scans over the HRegion, returning the indicated columns for only the rows that match the data filter.
static Text HRegionInfo.getTableNameFromRegionName(Text regionName)
          Extracts table name prefix from a region name.
protected  SortedMap<Text,HClient.RegionLocation> HClient.getTableServers(Text tableName)
          Gets the servers of the given table.
 boolean HTableDescriptor.hasFamily(Text family)
          Checks to see if this table contains the given column family
 HScannerInterface HClient.obtainScanner(Text[] columns, Text startRow)
          Get a scanner on the current table starting at the specified row.
 HScannerInterface HClient.obtainScanner(Text[] columns, Text startRow)
          Get a scanner on the current table starting at the specified row.
 HScannerInterface HClient.obtainScanner(Text[] columns, Text startRow, long timestamp)
          Get a scanner on the current table starting at the specified row.
 HScannerInterface HClient.obtainScanner(Text[] columns, Text startRow, long timestamp)
          Get a scanner on the current table starting at the specified row.
 HScannerInterface HClient.obtainScanner(Text[] columns, Text startRow, long timestamp, RowFilterInterface filter)
          Get a scanner on the current table starting at the specified row.
 HScannerInterface HClient.obtainScanner(Text[] columns, Text startRow, long timestamp, RowFilterInterface filter)
          Get a scanner on the current table starting at the specified row.
 HScannerInterface HClient.obtainScanner(Text[] columns, Text startRow, RowFilterInterface filter)
          Get a scanner on the current table starting at the specified row.
 HScannerInterface HClient.obtainScanner(Text[] columns, Text startRow, RowFilterInterface filter)
          Get a scanner on the current table starting at the specified row.
 long HRegionInterface.openScanner(Text regionName, Text[] columns, Text startRow, long timestamp, RowFilterInterface filter)
          Opens a remote scanner with a RowFilter.
 long HRegionInterface.openScanner(Text regionName, Text[] columns, Text startRow, long timestamp, RowFilterInterface filter)
          Opens a remote scanner with a RowFilter.
 long HRegionServer.openScanner(Text regionName, Text[] cols, Text firstRow, long timestamp, RowFilterInterface filter)
          Opens a remote scanner with a RowFilter.
 long HRegionServer.openScanner(Text regionName, Text[] cols, Text firstRow, long timestamp, RowFilterInterface filter)
          Opens a remote scanner with a RowFilter.
 void HClient.openTable(Text tableName)
          Loads information so that a table can be manipulated.
 void HRegion.put(long lockid, Text targetCol, byte[] val)
          Put a cell value into the locked row.
 void HClient.put(long lockid, Text column, byte[] val)
          Change a value for the specified column.
 void HClient.BatchHandler.put(long lockid, Text column, byte[] value)
          Change the value for the specified column
 void HRegionInterface.put(Text regionName, long clientid, long lockid, Text column, byte[] val)
          Change a value for the specified column
 void HRegionServer.put(Text regionName, long clientid, long lockid, Text column, byte[] val)
          Change a value for the specified column
 void HStoreKey.setColumn(Text newcol)
          Change the value of the column key
 void HStoreKey.setRow(Text newrow)
          Change the value of the row key
 long HRegion.startUpdate(Text row)
          The caller wants to apply a series of writes to a single row in the HRegion.
 long HClient.startUpdate(Text row)
          Start an atomic row insertion/update.
 long HClient.BatchHandler.startUpdate(Text row)
          Start a batch row insertion/update.
 long HRegionInterface.startUpdate(Text regionName, long clientid, Text row)
          Start an atomic row insertion/update.
 long HRegionServer.startUpdate(Text regionName, long clientid, Text row)
          Start an atomic row insertion/update.
 boolean HClient.tableExists(Text tableName)
           
 

Method parameters in org.apache.hadoop.hbase with type arguments of type Text
 void HMemcache.add(Text row, TreeMap<Text,byte[]> columns, long timestamp)
          Store a value.
 boolean HAbstractScanner.next(HStoreKey key, TreeMap<Text,byte[]> results)
          Get the next set of values for this scanner.
 boolean HInternalScannerInterface.next(HStoreKey key, TreeMap<Text,byte[]> results)
          Grab the next row's worth of values.
 boolean HScannerInterface.next(HStoreKey key, TreeMap<Text,byte[]> results)
           
 

Constructors in org.apache.hadoop.hbase with parameters of type Text
HColumnDescriptor(Text name, int maxVersions, HColumnDescriptor.CompressionType compression, boolean inMemory, int maxValueLength, BloomFilterDescriptor bloomFilter)
          Constructor - specify all parameters.
HLogEdit(Text column, byte[] bval, long timestamp)
           
HLogKey(Text regionName, Text tablename, Text row, long logSeqNum)
          Create the log key! We maintain the tablename mainly for debugging purposes.
HRegionInfo(long regionId, HTableDescriptor tableDesc, Text startKey, Text endKey)
          Construct HRegionInfo with explicit parameters
HStoreKey(Text row)
          Create an HStoreKey specifying only the row The column defaults to the empty string and the time stamp defaults to Long.MAX_VALUE
HStoreKey(Text row, long timestamp)
          Create an HStoreKey specifying the row and timestamp The column name defaults to the empty string
HStoreKey(Text row, Text column)
          Create an HStoreKey specifying the row and column names The timestamp defaults to Long.MAX_VALUE
HStoreKey(Text row, Text column, long timestamp)
          Create an HStoreKey specifying all the fields
 

Uses of Text in org.apache.hadoop.hbase.filter
 

Methods in org.apache.hadoop.hbase.filter with parameters of type Text
 void RowFilterInterface.acceptedRow(Text key)
          Called to let filter know that the specified row has been included in the results (passed all filtering).
 void PageRowFilter.acceptedRow(Text key)
          Called to let filter know that the specified row has been included in the results (passed all filtering).
 void RowFilterSet.acceptedRow(Text key)
          Called to let filter know that the specified row has been included in the results (passed all filtering).
 void RegExpRowFilter.acceptedRow(Text key)
          Called to let filter know that the specified row has been included in the results (passed all filtering).
 boolean RowFilterInterface.filter(Text rowKey)
          Filters on just a row key.
 boolean PageRowFilter.filter(Text rowKey)
          Filters on just a row key.
 boolean RowFilterSet.filter(Text rowKey)
          Filters on just a row key.
 boolean RegExpRowFilter.filter(Text rowKey)
          Filters on just a row key.
 boolean RowFilterInterface.filter(Text rowKey, Text colKey, byte[] data)
          Filters on row key and/or a column key.
 boolean PageRowFilter.filter(Text rowKey, Text colKey, byte[] data)
          Filters on row key and/or a column key.
 boolean RowFilterSet.filter(Text rowKey, Text colKey, byte[] data)
          Filters on row key and/or a column key.
 boolean RegExpRowFilter.filter(Text rowKey, Text colKey, byte[] data)
          Filters on row key and/or a column key.
 void RegExpRowFilter.setColumnFilter(Text colKey, byte[] value)
          Specify a value that must be matched for the given column.
 void RowFilterInterface.validate(Text[] columns)
          Validates that this filter applies only to a subset of the given columns.
 void PageRowFilter.validate(Text[] columns)
          Validates that this filter applies only to a subset of the given columns.
 void RowFilterSet.validate(Text[] columns)
          Validates that this filter applies only to a subset of the given columns.
 void RegExpRowFilter.validate(Text[] columns)
          Validates that this filter applies only to a subset of the given columns.
 

Method parameters in org.apache.hadoop.hbase.filter with type arguments of type Text
 boolean RowFilterInterface.filterNotNull(TreeMap<Text,byte[]> columns)
          Filters row if given columns are non-null and have null criteria or if there exists criteria on columns not included in the column set.
 boolean PageRowFilter.filterNotNull(TreeMap<Text,byte[]> columns)
          Filters row if given columns are non-null and have null criteria or if there exists criteria on columns not included in the column set.
 boolean RowFilterSet.filterNotNull(TreeMap<Text,byte[]> columns)
          Filters row if given columns are non-null and have null criteria or if there exists criteria on columns not included in the column set.
 boolean RegExpRowFilter.filterNotNull(TreeMap<Text,byte[]> columns)
          Filters row if given columns are non-null and have null criteria or if there exists criteria on columns not included in the column set.
 void RegExpRowFilter.setColumnFilters(Map<Text,byte[]> columnFilter)
          Set column filters for a number of columns.
 

Constructor parameters in org.apache.hadoop.hbase.filter with type arguments of type Text
RegExpRowFilter(String rowKeyRegExp, Map<Text,byte[]> columnFilter)
          Constructor that takes a row key regular expression to filter on.
 

Uses of Text in org.apache.hadoop.hbase.io
 

Methods in org.apache.hadoop.hbase.io that return Text
 Text BatchOperation.getColumn()
           
 

Methods in org.apache.hadoop.hbase.io that return types with arguments of type Text
 Iterator<Map.Entry<Text,ArrayList<BatchOperation>>> BatchUpdate.iterator()
           
 

Methods in org.apache.hadoop.hbase.io with parameters of type Text
 void BatchUpdate.delete(long lockid, Text column)
          Delete the value for a column
 void BatchUpdate.put(long lockid, Text column, byte[] val)
          Change a value for the specified column
 long BatchUpdate.startUpdate(Text row)
          Start a batch row insertion/update.
 

Constructors in org.apache.hadoop.hbase.io with parameters of type Text
BatchOperation(Text column)
          Creates a delete operation
BatchOperation(Text column, byte[] value)
          Creates a put operation
 

Uses of Text in org.apache.hadoop.hbase.mapred
 

Methods in org.apache.hadoop.hbase.mapred that return Text
protected  Text GroupingTableMap.createGroupKey(byte[][] vals)
          Create a key by concatenating multiple column values.
 Text TableSplit.getEndRow()
           
 Text TableSplit.getStartRow()
           
 Text TableSplit.getTableName()
           
 

Methods in org.apache.hadoop.hbase.mapred with parameters of type Text
 void TableOutputCollector.collect(Text key, KeyedDataArrayWritable value)
          Restrict Table Map/Reduce's output to be a Text key and a record.
 void IdentityTableReduce.reduce(Text key, Iterator values, TableOutputCollector output, Reporter reporter)
          No aggregation, output pairs of (key, record)
abstract  void TableReduce.reduce(Text key, Iterator values, TableOutputCollector output, Reporter reporter)
           
 

Constructors in org.apache.hadoop.hbase.mapred with parameters of type Text
TableSplit(Text tableName, Text startRow, Text endRow)
          Constructor
 

Uses of Text in org.apache.hadoop.hbase.shell
 

Methods in org.apache.hadoop.hbase.shell that return Text
 Text DeleteCommand.getColumn()
           
 Text InsertCommand.getColumn(int i)
           
 Text InsertCommand.getRow()
           
 Text DeleteCommand.getRow()
           
 

Uses of Text in org.apache.hadoop.io
 

Methods in org.apache.hadoop.io that return Text
 Text SequenceFile.Metadata.get(Text name)
           
 

Methods in org.apache.hadoop.io that return types with arguments of type Text
 TreeMap<Text,Text> SequenceFile.Metadata.getMetadata()
           
 TreeMap<Text,Text> SequenceFile.Metadata.getMetadata()
           
 

Methods in org.apache.hadoop.io with parameters of type Text
 Text SequenceFile.Metadata.get(Text name)
           
 void Text.set(Text other)
          copy a text.
 void SequenceFile.Metadata.set(Text name, Text value)
           
 

Constructors in org.apache.hadoop.io with parameters of type Text
Text(Text utf8)
          Construct from another text.
 

Constructor parameters in org.apache.hadoop.io with type arguments of type Text
SequenceFile.Metadata(TreeMap<Text,Text> arg)
           
SequenceFile.Metadata(TreeMap<Text,Text> arg)
           
 

Uses of Text in org.apache.hadoop.mapred
 

Methods in org.apache.hadoop.mapred that return Text
 Text KeyValueLineRecordReader.createKey()
           
 

Uses of Text in org.apache.hadoop.mapred.lib.aggregate
 

Fields in org.apache.hadoop.mapred.lib.aggregate declared as Text
static Text ValueAggregatorDescriptor.ONE
           
 

Uses of Text in org.apache.hadoop.streaming
 

Methods in org.apache.hadoop.streaming with parameters of type Text
static void UTF8ByteArrayUtils.splitKeyVal(byte[] utf, int start, int length, Text key, Text val, int splitPos)
          split a UTF-8 byte array into key and value assuming that the delimilator is at splitpos.
static void UTF8ByteArrayUtils.splitKeyVal(byte[] utf, Text key, Text val, int splitPos)
          split a UTF-8 byte array into key and value assuming that the delimilator is at splitpos.
 



Copyright © 2006 The Apache Software Foundation