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java.lang.Objectorg.apache.hadoop.io.MapFile.Writer
org.apache.hadoop.io.SetFile.Writer
public static class SetFile.Writer
Write a new set file.
| Constructor Summary | |
|---|---|
SetFile.Writer(Configuration conf,
FileSystem fs,
String dirName,
Class<? extends WritableComparable> keyClass,
SequenceFile.CompressionType compress)
Create a set naming the element class and compression type. |
|
SetFile.Writer(Configuration conf,
FileSystem fs,
String dirName,
WritableComparator comparator,
SequenceFile.CompressionType compress)
Create a set naming the element comparator and compression type. |
|
SetFile.Writer(FileSystem fs,
String dirName,
Class<? extends WritableComparable> keyClass)
Deprecated. pass a Configuration too |
|
| Method Summary | |
|---|---|
void |
append(WritableComparable key)
Append a key to a set. |
| Methods inherited from class org.apache.hadoop.io.MapFile.Writer |
|---|
append, close, getIndexInterval, setIndexInterval, setIndexInterval |
| Methods inherited from class java.lang.Object |
|---|
clone, equals, finalize, getClass, hashCode, notify, notifyAll, toString, wait, wait, wait |
| Constructor Detail |
|---|
public SetFile.Writer(FileSystem fs,
String dirName,
Class<? extends WritableComparable> keyClass)
throws IOException
IOException
public SetFile.Writer(Configuration conf,
FileSystem fs,
String dirName,
Class<? extends WritableComparable> keyClass,
SequenceFile.CompressionType compress)
throws IOException
IOException
public SetFile.Writer(Configuration conf,
FileSystem fs,
String dirName,
WritableComparator comparator,
SequenceFile.CompressionType compress)
throws IOException
IOException| Method Detail |
|---|
public void append(WritableComparable key)
throws IOException
IOException
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