@InterfaceAudience.Public @InterfaceStability.Stable public class CompositeInputSplit extends Object implements InputSplit
Constructor and Description |
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CompositeInputSplit() |
CompositeInputSplit(int capacity) |
Modifier and Type | Method and Description |
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void |
add(InputSplit s)
Add an InputSplit to this collection.
|
InputSplit |
get(int i)
Get ith child InputSplit.
|
long |
getLength()
Return the aggregate length of all child InputSplits currently added.
|
long |
getLength(int i)
Get the length of ith child InputSplit.
|
String[] |
getLocation(int i)
getLocations from ith InputSplit.
|
String[] |
getLocations()
Collect a set of hosts from all child InputSplits.
|
void |
readFields(DataInput in) |
void |
write(DataOutput out)
Write splits in the following format.
|
public CompositeInputSplit()
public CompositeInputSplit(int capacity)
public void add(InputSplit s) throws IOException
IOException
- If capacity was not specified during construction
or if capacity has been reached.public InputSplit get(int i)
public long getLength() throws IOException
getLength
in interface InputSplit
IOException
public long getLength(int i) throws IOException
IOException
public String[] getLocations() throws IOException
getLocations
in interface InputSplit
InputSplit
is
located as an array of String
s.IOException
public String[] getLocation(int i) throws IOException
IOException
public void write(DataOutput out) throws IOException
<count><class1><class2>...<classn><split1><split2>...<splitn>
write
in interface org.apache.hadoop.io.Writable
IOException
public void readFields(DataInput in) throws IOException
readFields
in interface org.apache.hadoop.io.Writable
IOException
- If the child InputSplit cannot be read, typically
for faliing access checks.Copyright © 2017 Apache Software Foundation. All Rights Reserved.