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elasticsearch-hadoop | ||||||||
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java.lang.Objectorg.apache.hadoop.io.AbstractMapWritable
org.apache.hadoop.io.MapWritable
org.elasticsearch.hadoop.mr.LinkedMapWritable
public class LinkedMapWritable
Similar to MapWritable expect that it uses a LinkedHashMap underneath to preserve insertion order (and thus its structure). Extends MapWritable for compatibility reasons.
| Nested Class Summary |
|---|
| Nested classes/interfaces inherited from interface java.util.Map |
|---|
Map.Entry<K,V> |
| Constructor Summary | |
|---|---|
LinkedMapWritable()
Default constructor. |
|
LinkedMapWritable(MapWritable other)
Copy constructor. |
|
| Method Summary | |
|---|---|
void |
clear()
|
boolean |
containsKey(Object key)
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boolean |
containsValue(Object value)
|
Set<Map.Entry<Writable,Writable>> |
entrySet()
|
boolean |
equals(Object o)
|
Writable |
get(Object key)
|
int |
hashCode()
|
boolean |
isEmpty()
|
Set<Writable> |
keySet()
|
Writable |
put(Writable key,
Writable value)
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void |
putAll(Map<? extends Writable,? extends Writable> t)
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void |
readFields(DataInput in)
|
Writable |
remove(Object key)
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int |
size()
|
String |
toString()
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Collection<Writable> |
values()
|
void |
write(DataOutput out)
|
| Methods inherited from class org.apache.hadoop.io.AbstractMapWritable |
|---|
addToMap, copy, getClass, getConf, getId, setConf |
| Methods inherited from class java.lang.Object |
|---|
clone, finalize, getClass, notify, notifyAll, wait, wait, wait |
| Constructor Detail |
|---|
public LinkedMapWritable()
public LinkedMapWritable(MapWritable other)
other - the map to copy from| Method Detail |
|---|
public void clear()
clear in interface Map<Writable,Writable>clear in class MapWritablepublic boolean containsKey(Object key)
containsKey in interface Map<Writable,Writable>containsKey in class MapWritablepublic boolean containsValue(Object value)
containsValue in interface Map<Writable,Writable>containsValue in class MapWritablepublic Set<Map.Entry<Writable,Writable>> entrySet()
entrySet in interface Map<Writable,Writable>entrySet in class MapWritablepublic Writable get(Object key)
get in interface Map<Writable,Writable>get in class MapWritablepublic boolean isEmpty()
isEmpty in interface Map<Writable,Writable>isEmpty in class MapWritablepublic Set<Writable> keySet()
keySet in interface Map<Writable,Writable>keySet in class MapWritable
public Writable put(Writable key,
Writable value)
put in interface Map<Writable,Writable>put in class MapWritablepublic void putAll(Map<? extends Writable,? extends Writable> t)
putAll in interface Map<Writable,Writable>putAll in class MapWritablepublic Writable remove(Object key)
remove in interface Map<Writable,Writable>remove in class MapWritablepublic int size()
size in interface Map<Writable,Writable>size in class MapWritablepublic Collection<Writable> values()
values in interface Map<Writable,Writable>values in class MapWritable
public void write(DataOutput out)
throws IOException
write in interface Writablewrite in class MapWritableIOException
public void readFields(DataInput in)
throws IOException
readFields in interface WritablereadFields in class MapWritableIOExceptionpublic boolean equals(Object o)
equals in interface Map<Writable,Writable>equals in class Objectpublic int hashCode()
hashCode in interface Map<Writable,Writable>hashCode in class Objectpublic String toString()
toString in class Object
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