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Packages that use WritableComparator | |
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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.record | (DEPRECATED) Hadoop record I/O contains classes and a record description language translator for simplifying serialization and deserialization of records in a language-neutral manner. |
Uses of WritableComparator in org.apache.hadoop.io |
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Subclasses of WritableComparator in org.apache.hadoop.io | |
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static class |
BooleanWritable.Comparator
A Comparator optimized for BooleanWritable. |
static class |
BytesWritable.Comparator
A Comparator optimized for BytesWritable. |
static class |
ByteWritable.Comparator
A Comparator optimized for ByteWritable. |
static class |
DoubleWritable.Comparator
A Comparator optimized for DoubleWritable. |
static class |
FloatWritable.Comparator
A Comparator optimized for FloatWritable. |
static class |
IntWritable.Comparator
A Comparator optimized for IntWritable. |
static class |
LongWritable.Comparator
A Comparator optimized for LongWritable. |
static class |
LongWritable.DecreasingComparator
A decreasing Comparator optimized for LongWritable. |
static class |
MD5Hash.Comparator
A WritableComparator optimized for MD5Hash keys. |
static class |
NullWritable.Comparator
A Comparator "optimized" for NullWritable. |
static class |
ShortWritable.Comparator
A Comparator optimized for ShortWritable. |
static class |
Text.Comparator
A WritableComparator optimized for Text keys. |
static class |
UTF8.Comparator
Deprecated. A WritableComparator optimized for UTF8 keys. |
Methods in org.apache.hadoop.io that return WritableComparator | |
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static WritableComparator |
WritableComparator.get(Class<? extends WritableComparable> c)
Get a comparator for a WritableComparable implementation. |
Methods in org.apache.hadoop.io with parameters of type WritableComparator | |
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static MapFile.Writer.Option |
MapFile.Writer.comparator(WritableComparator value)
|
static MapFile.Reader.Option |
MapFile.Reader.comparator(WritableComparator value)
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static void |
WritableComparator.define(Class c,
WritableComparator comparator)
Register an optimized comparator for a WritableComparable
implementation. |
protected void |
MapFile.Reader.open(Path dir,
WritableComparator comparator,
Configuration conf,
SequenceFile.Reader.Option... options)
|
Constructors in org.apache.hadoop.io with parameters of type WritableComparator | |
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BloomMapFile.Reader(FileSystem fs,
String dirName,
WritableComparator comparator,
Configuration conf)
Deprecated. |
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BloomMapFile.Reader(FileSystem fs,
String dirName,
WritableComparator comparator,
Configuration conf,
boolean open)
Deprecated. |
|
BloomMapFile.Writer(Configuration conf,
FileSystem fs,
String dirName,
WritableComparator comparator,
Class valClass)
Deprecated. |
|
BloomMapFile.Writer(Configuration conf,
FileSystem fs,
String dirName,
WritableComparator comparator,
Class valClass,
SequenceFile.CompressionType compress)
Deprecated. |
|
BloomMapFile.Writer(Configuration conf,
FileSystem fs,
String dirName,
WritableComparator comparator,
Class valClass,
SequenceFile.CompressionType compress,
CompressionCodec codec,
Progressable progress)
Deprecated. |
|
BloomMapFile.Writer(Configuration conf,
FileSystem fs,
String dirName,
WritableComparator comparator,
Class valClass,
SequenceFile.CompressionType compress,
Progressable progress)
Deprecated. |
|
MapFile.Reader(FileSystem fs,
String dirName,
WritableComparator comparator,
Configuration conf)
Deprecated. |
|
MapFile.Writer(Configuration conf,
FileSystem fs,
String dirName,
WritableComparator comparator,
Class valClass)
Deprecated. Use Writer(Configuration, Path, Option...) instead. |
|
MapFile.Writer(Configuration conf,
FileSystem fs,
String dirName,
WritableComparator comparator,
Class valClass,
SequenceFile.CompressionType compress)
Deprecated. Use Writer(Configuration, Path, Option...) instead. |
|
MapFile.Writer(Configuration conf,
FileSystem fs,
String dirName,
WritableComparator comparator,
Class valClass,
SequenceFile.CompressionType compress,
CompressionCodec codec,
Progressable progress)
Deprecated. Use Writer(Configuration, Path, Option...) instead. |
|
MapFile.Writer(Configuration conf,
FileSystem fs,
String dirName,
WritableComparator comparator,
Class valClass,
SequenceFile.CompressionType compress,
Progressable progress)
Deprecated. Use Writer(Configuration, Path, Option...)} instead. |
|
SetFile.Reader(FileSystem fs,
String dirName,
WritableComparator comparator,
Configuration conf)
Construct a set reader for the named set using the named comparator. |
|
SetFile.Writer(Configuration conf,
FileSystem fs,
String dirName,
WritableComparator comparator,
SequenceFile.CompressionType compress)
Create a set naming the element comparator and compression type. |
Uses of WritableComparator in org.apache.hadoop.record |
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Subclasses of WritableComparator in org.apache.hadoop.record | |
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class |
RecordComparator
Deprecated. Replaced by Avro. |
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