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

Packages that use Text

Package	Description
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
org.apache.hadoop.mapred.lib
org.apache.hadoop.mapred.lib.aggregate
org.apache.hadoop.mapreduce
org.apache.hadoop.mapreduce.lib.aggregate
org.apache.hadoop.mapreduce.lib.fieldsel
org.apache.hadoop.mapreduce.lib.input
org.apache.hadoop.mapreduce.lib.map
org.apache.hadoop.mapreduce.security
org.apache.hadoop.security
org.apache.hadoop.security.token
org.apache.hadoop.security.token.delegation
org.apache.hadoop.yarn.client
org.apache.hadoop.yarn.client.api
org.apache.hadoop.yarn.security
org.apache.hadoop.yarn.security.client
org.apache.hadoop.yarn.util
org.apache.hadoop.yarn.util.timeline

Uses of Text in org.apache.hadoop.io

Methods in org.apache.hadoop.io with parameters of type Text

Modifier and Type	Method and Description
void	Text.set(Text other) copy a text.

Constructors in org.apache.hadoop.io with parameters of type Text

Constructor and Description
Text(Text utf8) Construct from another text.

Uses of Text in org.apache.hadoop.mapred

Methods in org.apache.hadoop.mapred that return Text

Modifier and Type	Method and Description
Text	KeyValueLineRecordReader.createKey()
Text	SequenceFileAsTextRecordReader.createKey()
Text	KeyValueLineRecordReader.createValue()
Text	SequenceFileAsTextRecordReader.createValue()

Methods in org.apache.hadoop.mapred that return types with arguments of type Text

Modifier and Type	Method and Description
RecordReader<Text,Text>	KeyValueTextInputFormat.getRecordReader(InputSplit genericSplit, JobConf job, Reporter reporter)
RecordReader<Text,Text>	KeyValueTextInputFormat.getRecordReader(InputSplit genericSplit, JobConf job, Reporter reporter)
RecordReader<LongWritable,Text>	TextInputFormat.getRecordReader(InputSplit genericSplit, JobConf job, Reporter reporter)
RecordReader<Text,Text>	SequenceFileAsTextInputFormat.getRecordReader(InputSplit split, JobConf job, Reporter reporter)
RecordReader<Text,Text>	SequenceFileAsTextInputFormat.getRecordReader(InputSplit split, JobConf job, Reporter reporter)

Methods in org.apache.hadoop.mapred with parameters of type Text

Modifier and Type	Method and Description
Token<org.apache.hadoop.mapreduce.security.token.delegation.DelegationTokenIdentifier>	JobClient.getDelegationToken(Text renewer) Get a delegation token for the user from the JobTracker.
boolean	KeyValueLineRecordReader.next(Text key, Text value) Read key/value pair in a line.
boolean	SequenceFileAsTextRecordReader.next(Text key, Text value) Read key/value pair in a line.

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

Methods in org.apache.hadoop.mapred.lib that return types with arguments of type Text

Modifier and Type	Method and Description
RecordReader<LongWritable,Text>	CombineTextInputFormat.getRecordReader(InputSplit split, JobConf conf, Reporter reporter)
RecordReader<LongWritable,Text>	NLineInputFormat.getRecordReader(InputSplit genericSplit, JobConf job, Reporter reporter)

Methods in org.apache.hadoop.mapred.lib with parameters of type Text

Modifier and Type	Method and Description
void	TokenCountMapper.map(K key, Text value, OutputCollector<Text,LongWritable> output, Reporter reporter)
void	RegexMapper.map(K key, Text value, OutputCollector<Text,LongWritable> output, Reporter reporter)
void	FieldSelectionMapReduce.reduce(Text key, Iterator<Text> values, OutputCollector<Text,Text> output, Reporter reporter)

Method parameters in org.apache.hadoop.mapred.lib with type arguments of type Text

Modifier and Type	Method and Description
void	TokenCountMapper.map(K key, Text value, OutputCollector<Text,LongWritable> output, Reporter reporter)
void	RegexMapper.map(K key, Text value, OutputCollector<Text,LongWritable> output, Reporter reporter)
void	FieldSelectionMapReduce.map(K key, V val, OutputCollector<Text,Text> output, Reporter reporter) The identify function.
void	FieldSelectionMapReduce.map(K key, V val, OutputCollector<Text,Text> output, Reporter reporter) The identify function.
void	FieldSelectionMapReduce.reduce(Text key, Iterator<Text> values, OutputCollector<Text,Text> output, Reporter reporter)
void	FieldSelectionMapReduce.reduce(Text key, Iterator<Text> values, OutputCollector<Text,Text> output, Reporter reporter)
void	FieldSelectionMapReduce.reduce(Text key, Iterator<Text> values, OutputCollector<Text,Text> output, Reporter reporter)

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

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

Modifier and Type	Field and Description
static Text	ValueAggregatorDescriptor.ONE

Methods in org.apache.hadoop.mapred.lib.aggregate that return types with arguments of type Text

Modifier and Type	Method and Description
static Map.Entry<Text,Text>	ValueAggregatorBaseDescriptor.generateEntry(String type, String id, Text val)
static Map.Entry<Text,Text>	ValueAggregatorBaseDescriptor.generateEntry(String type, String id, Text val)

Methods in org.apache.hadoop.mapred.lib.aggregate with parameters of type Text

Modifier and Type	Method and Description
static Map.Entry<Text,Text>	ValueAggregatorBaseDescriptor.generateEntry(String type, String id, Text val)
void	ValueAggregatorCombiner.reduce(Text key, Iterator<Text> values, OutputCollector<Text,Text> output, Reporter reporter) Combines values for a given key.
void	ValueAggregatorReducer.reduce(Text key, Iterator<Text> values, OutputCollector<Text,Text> output, Reporter reporter)
void	ValueAggregatorMapper.reduce(Text arg0, Iterator<Text> arg1, OutputCollector<Text,Text> arg2, Reporter arg3) Do nothing.

Method parameters in org.apache.hadoop.mapred.lib.aggregate with type arguments of type Text

Modifier and Type	Method and Description
void	ValueAggregatorCombiner.map(K1 arg0, V1 arg1, OutputCollector<Text,Text> arg2, Reporter arg3) Do nothing.
void	ValueAggregatorCombiner.map(K1 arg0, V1 arg1, OutputCollector<Text,Text> arg2, Reporter arg3) Do nothing.
void	ValueAggregatorReducer.map(K1 arg0, V1 arg1, OutputCollector<Text,Text> arg2, Reporter arg3) Do nothing.
void	ValueAggregatorReducer.map(K1 arg0, V1 arg1, OutputCollector<Text,Text> arg2, Reporter arg3) Do nothing.
void	ValueAggregatorMapper.map(K1 key, V1 value, OutputCollector<Text,Text> output, Reporter reporter) the map function.
void	ValueAggregatorMapper.map(K1 key, V1 value, OutputCollector<Text,Text> output, Reporter reporter) the map function.
void	ValueAggregatorCombiner.reduce(Text key, Iterator<Text> values, OutputCollector<Text,Text> output, Reporter reporter) Combines values for a given key.
void	ValueAggregatorCombiner.reduce(Text key, Iterator<Text> values, OutputCollector<Text,Text> output, Reporter reporter) Combines values for a given key.
void	ValueAggregatorCombiner.reduce(Text key, Iterator<Text> values, OutputCollector<Text,Text> output, Reporter reporter) Combines values for a given key.
void	ValueAggregatorReducer.reduce(Text key, Iterator<Text> values, OutputCollector<Text,Text> output, Reporter reporter)
void	ValueAggregatorReducer.reduce(Text key, Iterator<Text> values, OutputCollector<Text,Text> output, Reporter reporter)
void	ValueAggregatorReducer.reduce(Text key, Iterator<Text> values, OutputCollector<Text,Text> output, Reporter reporter)
void	ValueAggregatorMapper.reduce(Text arg0, Iterator<Text> arg1, OutputCollector<Text,Text> arg2, Reporter arg3) Do nothing.
void	ValueAggregatorMapper.reduce(Text arg0, Iterator<Text> arg1, OutputCollector<Text,Text> arg2, Reporter arg3) Do nothing.
void	ValueAggregatorMapper.reduce(Text arg0, Iterator<Text> arg1, OutputCollector<Text,Text> arg2, Reporter arg3) Do nothing.

Uses of Text in org.apache.hadoop.mapreduce

Methods in org.apache.hadoop.mapreduce with parameters of type Text

Modifier and Type	Method and Description
Token<org.apache.hadoop.mapreduce.security.token.delegation.DelegationTokenIdentifier>	Cluster.getDelegationToken(Text renewer) Get a delegation token for the user from the JobTracker.

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

Fields in org.apache.hadoop.mapreduce.lib.aggregate declared as Text

Modifier and Type	Field and Description
static Text	ValueAggregatorDescriptor.ONE

Methods in org.apache.hadoop.mapreduce.lib.aggregate that return types with arguments of type Text

Modifier and Type	Method and Description
static Map.Entry<Text,Text>	ValueAggregatorBaseDescriptor.generateEntry(String type, String id, Text val)
static Map.Entry<Text,Text>	ValueAggregatorBaseDescriptor.generateEntry(String type, String id, Text val)
ArrayList<Map.Entry<Text,Text>>	ValueAggregatorBaseDescriptor.generateKeyValPairs(Object key, Object val) Generate 1 or 2 aggregation-id/value pairs for the given key/value pair.
ArrayList<Map.Entry<Text,Text>>	ValueAggregatorBaseDescriptor.generateKeyValPairs(Object key, Object val) Generate 1 or 2 aggregation-id/value pairs for the given key/value pair.
ArrayList<Map.Entry<Text,Text>>	ValueAggregatorDescriptor.generateKeyValPairs(Object key, Object val) Generate a list of aggregation-id/value pairs for the given key/value pair.
ArrayList<Map.Entry<Text,Text>>	ValueAggregatorDescriptor.generateKeyValPairs(Object key, Object val) Generate a list of aggregation-id/value pairs for the given key/value pair.
ArrayList<Map.Entry<Text,Text>>	UserDefinedValueAggregatorDescriptor.generateKeyValPairs(Object key, Object val) Generate a list of aggregation-id/value pairs for the given key/value pairs by delegating the invocation to the real object.
ArrayList<Map.Entry<Text,Text>>	UserDefinedValueAggregatorDescriptor.generateKeyValPairs(Object key, Object val) Generate a list of aggregation-id/value pairs for the given key/value pairs by delegating the invocation to the real object.

Methods in org.apache.hadoop.mapreduce.lib.aggregate with parameters of type Text

Modifier and Type	Method and Description
static Map.Entry<Text,Text>	ValueAggregatorBaseDescriptor.generateEntry(String type, String id, Text val)
void	ValueAggregatorCombiner.reduce(Text key, Iterable<Text> values, org.apache.hadoop.mapreduce.Reducer.Context context) Combines values for a given key.
void	ValueAggregatorReducer.reduce(Text key, Iterable<Text> values, org.apache.hadoop.mapreduce.Reducer.Context context)

Method parameters in org.apache.hadoop.mapreduce.lib.aggregate with type arguments of type Text

Modifier and Type	Method and Description
void	ValueAggregatorCombiner.reduce(Text key, Iterable<Text> values, org.apache.hadoop.mapreduce.Reducer.Context context) Combines values for a given key.
void	ValueAggregatorReducer.reduce(Text key, Iterable<Text> values, org.apache.hadoop.mapreduce.Reducer.Context context)

Uses of Text in org.apache.hadoop.mapreduce.lib.fieldsel

Fields in org.apache.hadoop.mapreduce.lib.fieldsel declared as Text

Modifier and Type	Field and Description
static Text	FieldSelectionHelper.emptyText

Methods in org.apache.hadoop.mapreduce.lib.fieldsel that return Text

Modifier and Type	Method and Description
Text	FieldSelectionHelper.getKey()
Text	FieldSelectionHelper.getValue()

Methods in org.apache.hadoop.mapreduce.lib.fieldsel with parameters of type Text

Modifier and Type	Method and Description
void	FieldSelectionReducer.reduce(Text key, Iterable<Text> values, org.apache.hadoop.mapreduce.Reducer.Context context)

Method parameters in org.apache.hadoop.mapreduce.lib.fieldsel with type arguments of type Text

Modifier and Type	Method and Description
void	FieldSelectionReducer.reduce(Text key, Iterable<Text> values, org.apache.hadoop.mapreduce.Reducer.Context context)

Constructors in org.apache.hadoop.mapreduce.lib.fieldsel with parameters of type Text

Constructor and Description
FieldSelectionHelper(Text key, Text val)

Uses of Text in org.apache.hadoop.mapreduce.lib.input

Methods in org.apache.hadoop.mapreduce.lib.input that return Text

Modifier and Type	Method and Description
Text	KeyValueLineRecordReader.getCurrentKey()
Text	SequenceFileAsTextRecordReader.getCurrentKey()
Text	KeyValueLineRecordReader.getCurrentValue()
Text	SequenceFileAsTextRecordReader.getCurrentValue()

Methods in org.apache.hadoop.mapreduce.lib.input that return types with arguments of type Text

Modifier and Type	Method and Description
RecordReader<Text,Text>	KeyValueTextInputFormat.createRecordReader(InputSplit genericSplit, TaskAttemptContext context)
RecordReader<Text,Text>	KeyValueTextInputFormat.createRecordReader(InputSplit genericSplit, TaskAttemptContext context)
RecordReader<LongWritable,Text>	CombineTextInputFormat.createRecordReader(InputSplit split, TaskAttemptContext context)
RecordReader<LongWritable,Text>	TextInputFormat.createRecordReader(InputSplit split, TaskAttemptContext context)
RecordReader<LongWritable,Text>	NLineInputFormat.createRecordReader(InputSplit genericSplit, TaskAttemptContext context)
RecordReader<Text,Text>	SequenceFileAsTextInputFormat.createRecordReader(InputSplit split, TaskAttemptContext context)
RecordReader<Text,Text>	SequenceFileAsTextInputFormat.createRecordReader(InputSplit split, TaskAttemptContext context)

Methods in org.apache.hadoop.mapreduce.lib.input with parameters of type Text

Modifier and Type	Method and Description
static void	KeyValueLineRecordReader.setKeyValue(Text key, Text value, byte[] line, int lineLen, int pos)

Uses of Text in org.apache.hadoop.mapreduce.lib.map

Methods in org.apache.hadoop.mapreduce.lib.map with parameters of type Text

Modifier and Type	Method and Description
void	RegexMapper.map(K key, Text value, org.apache.hadoop.mapreduce.Mapper.Context context)
void	TokenCounterMapper.map(Object key, Text value, org.apache.hadoop.mapreduce.Mapper.Context context)

Uses of Text in org.apache.hadoop.mapreduce.security

Methods in org.apache.hadoop.mapreduce.security with parameters of type Text

Modifier and Type	Method and Description
static byte[]	TokenCache.getSecretKey(Credentials credentials, Text alias) auxiliary method to get user's secret keys..

Uses of Text in org.apache.hadoop.security

Methods in org.apache.hadoop.security that return Text

Modifier and Type	Method and Description
static Text	SecurityUtil.buildTokenService(InetSocketAddress addr) Construct the service key for a token
static Text	SecurityUtil.buildTokenService(URI uri) Construct the service key for a token

Methods in org.apache.hadoop.security that return types with arguments of type Text

Modifier and Type	Method and Description
List<Text>	Credentials.getAllSecretKeys() Return all the secret key entries in the in-memory map.

Methods in org.apache.hadoop.security with parameters of type Text

Modifier and Type	Method and Description
void	Credentials.addSecretKey(Text alias, byte[] key) Set the key for an alias.
boolean	UserGroupInformation.addToken(Text alias, Token<? extends TokenIdentifier> token) Add a named token to this UGI
void	Credentials.addToken(Text alias, Token<? extends TokenIdentifier> t) Add a token in the storage (in memory).
byte[]	Credentials.getSecretKey(Text alias) Returns the key bytes for the alias.
Token<? extends TokenIdentifier>	Credentials.getToken(Text alias) Returns the Token object for the alias.
void	Credentials.removeSecretKey(Text alias) Remove the key for a given alias.

Uses of Text in org.apache.hadoop.security.token

Methods in org.apache.hadoop.security.token that return Text

Modifier and Type	Method and Description
Text	Token.getKind() Get the token kind.
protected Text	Token.TrivialRenewer.getKind()
abstract Text	TokenIdentifier.getKind() Get the token kind
Text	Token.getService() Get the service on which the token is supposed to be used.

Methods in org.apache.hadoop.security.token with parameters of type Text

Modifier and Type	Method and Description
abstract boolean	TokenRenewer.handleKind(Text kind) Does this renewer handle this kind of token?
boolean	Token.TrivialRenewer.handleKind(Text kind)
boolean	Token.isPrivateCloneOf(Text thePublicService) Whether this is a private clone of a public token.
Token<T>	Token.privateClone(Text newService) Create a private clone of a public token.
Token<T>	TokenSelector.selectToken(Text service, Collection<Token<? extends TokenIdentifier>> tokens)
void	Token.setService(Text newService) Set the service on which the token is supposed to be used.

Constructors in org.apache.hadoop.security.token with parameters of type Text

Constructor and Description
Token(byte[] identifier, byte[] password, Text kind, Text service) Construct a token from the components.

Uses of Text in org.apache.hadoop.security.token.delegation

Methods in org.apache.hadoop.security.token.delegation with annotations of type with type parameters of type that implement declared as with annotations of type with type parameters of type with annotations of type with annotations of type with type parameters of type that return that return types with arguments of type with parameters of type with type arguments of type that throw with annotations of type with annotations of type with parameters of type with type arguments of type that throw Text

Modifier and Type	Method and Description
abstract Text	AbstractDelegationTokenIdentifier.getKind()
Text	AbstractDelegationTokenIdentifier.getOwner()
Text	AbstractDelegationTokenIdentifier.getRealUser()
Text	AbstractDelegationTokenIdentifier.getRenewer()

Methods in org.apache.hadoop.security.token.delegation with annotations of type with type parameters of type that implement declared as with annotations of type with type parameters of type with annotations of type with annotations of type with type parameters of type that return that return types with arguments of type with parameters of type with type arguments of type that throw with annotations of type with annotations of type with parameters of type with type arguments of type that throw Text

Modifier and Type	Method and Description
void	AbstractDelegationTokenIdentifier.setOwner(Text owner)
void	AbstractDelegationTokenIdentifier.setRealUser(Text realUser)
void	AbstractDelegationTokenIdentifier.setRenewer(Text renewer)

Constructors in org.apache.hadoop.security.token.delegation with annotations of type with type parameters of type that implement declared as with annotations of type with type parameters of type with annotations of type with annotations of type with type parameters of type that return that return types with arguments of type with parameters of type with type arguments of type that throw with annotations of type with annotations of type with parameters of type with type arguments of type that throw Text

Constructor and Description
AbstractDelegationTokenIdentifier(Text owner, Text renewer, Text realUser)

Uses of Text in org.apache.hadoop.yarn.client

Methods in org.apache.hadoop.yarn.client that return Text

Modifier and Type	Method and Description
static Text	ClientRMProxy.getAMRMTokenService(Configuration conf)
static Text	ClientRMProxy.getRMDelegationTokenService(Configuration conf) Get the token service name to be used for RMDelegationToken.
static Text	ClientRMProxy.getTokenService(Configuration conf, String address, String defaultAddr, int defaultPort)

Uses of Text in org.apache.hadoop.yarn.client.api

Methods in org.apache.hadoop.yarn.client.api with parameters of type Text

Modifier and Type	Method and Description
abstract Token	YarnClient.getRMDelegationToken(Text renewer) Get a delegation token so as to be able to talk to YARN using those tokens.

Uses of Text in org.apache.hadoop.yarn.security

Fields in org.apache.hadoop.yarn.security declared as Text

Modifier and Type	Field and Description
static Text	ContainerTokenIdentifier.KIND
static Text	NMTokenIdentifier.KIND
static Text	AMRMTokenIdentifier.KIND_NAME

Methods in org.apache.hadoop.yarn.security that return Text

Modifier and Type	Method and Description
Text	ContainerTokenIdentifier.getKind()
Text	AMRMTokenIdentifier.getKind()
Text	NMTokenIdentifier.getKind()

Methods in org.apache.hadoop.yarn.security with parameters of type Text

Modifier and Type	Method and Description
Token<ContainerTokenIdentifier>	ContainerTokenSelector.selectToken(Text service, Collection<Token<? extends TokenIdentifier>> tokens)
Token<AMRMTokenIdentifier>	AMRMTokenSelector.selectToken(Text service, Collection<Token<? extends TokenIdentifier>> tokens)

Uses of Text in org.apache.hadoop.yarn.security.client

Fields in org.apache.hadoop.yarn.security.client declared as Text

Modifier and Type	Field and Description
static Text	RMDelegationTokenIdentifier.KIND_NAME
static Text	ClientToAMTokenIdentifier.KIND_NAME
static Text	TimelineDelegationTokenIdentifier.KIND_NAME

Methods in org.apache.hadoop.yarn.security.client that return Text

Modifier and Type	Method and Description
Text	RMDelegationTokenIdentifier.getKind()
Text	ClientToAMTokenIdentifier.getKind()
Text	TimelineDelegationTokenIdentifier.getKind()

Methods in org.apache.hadoop.yarn.security.client with parameters of type Text

Modifier and Type	Method and Description
Token<RMDelegationTokenIdentifier>	RMDelegationTokenSelector.selectToken(Text service, Collection<Token<? extends TokenIdentifier>> tokens)
Token<TimelineDelegationTokenIdentifier>	TimelineDelegationTokenSelector.selectToken(Text service, Collection<Token<? extends TokenIdentifier>> tokens)

Constructors in org.apache.hadoop.yarn.security.client with parameters of type Text

Constructor and Description
RMDelegationTokenIdentifier(Text owner, Text renewer, Text realUser) Create a new delegation token identifier
TimelineDelegationTokenIdentifier(Text owner, Text renewer, Text realUser) Create a new timeline delegation token identifier

Uses of Text in org.apache.hadoop.yarn.util

Methods in org.apache.hadoop.yarn.util with parameters of type Text

Modifier and Type	Method and Description
static <T extends TokenIdentifier> Token<T>	ConverterUtils.convertFromYarn(Token protoToken, Text service) Convert a protobuf token into a rpc token and set its service.

Uses of Text in org.apache.hadoop.yarn.util.timeline

Methods in org.apache.hadoop.yarn.util.timeline that return Text

Modifier and Type	Method and Description
static Text	TimelineUtils.buildTimelineTokenService(Configuration conf)