Package org.apache.solr.common

Class MapWriterMap

java.lang.Object

org.apache.solr.common.MapWriterMap

All Implemented Interfaces:

MapSerializable, MapWriter, NavigableObject, org.noggit.JSONWriter.Writable

public class MapWriterMap
extends Object
implements MapWriter

Nested Class Summary

Nested classes/interfaces inherited from interface org.apache.solr.common.MapWriter

MapWriter.EntryWriter

Field Summary

Fields inherited from interface org.apache.solr.common.MapWriter

EMPTY

Constructor Summary

Constructors

Constructor	Description
MapWriterMap(Map<String,Object> delegate)

Method Summary

Modifier and Type	Method	Description
Object	_get(String path, Object def)	Get a child object value using json path.
Object	_get(List<String> path, Object def)	Get a child object value using json path
int	_size()
Map<String,Object>	toMap(Map<String,Object> map)	Use the passed map to minimize object creation.
void	writeMap(MapWriter.EntryWriter ew)

Methods inherited from class java.lang.Object

clone, equals, finalize, getClass, hashCode, notify, notifyAll, toString, wait, wait, wait

Methods inherited from interface org.apache.solr.common.MapWriter

append, jsonStr, write

Methods inherited from interface org.apache.solr.common.NavigableObject

_forEachEntry, _forEachEntry, _forEachEntry, _getStr, _getStr

Constructor Detail

MapWriterMap

public MapWriterMap(Map<String,Object> delegate)

Method Detail

writeMap

public void writeMap(MapWriter.EntryWriter ew)
              throws IOException

Specified by:

writeMap in interface MapWriter

Throws:

IOException

_get

public Object _get(String path,
                   Object def)

Description copied from interface: NavigableObject

Get a child object value using json path. This usually ends up in String split operations use a list of strings where performance is important

Specified by:

_get in interface NavigableObject

Parameters:

path - the full path to that object such as a/b/c[4]/d etc

def - the default

Returns:

the found value or default

_get

public Object _get(List<String> path,
                   Object def)

Description copied from interface: NavigableObject

Get a child object value using json path

Specified by:

_get in interface NavigableObject

Parameters:

path - the full path to that object such as ["a","b","c[4]","d"] etc

def - the default

Returns:

the found value or default

_size

public int _size()

Specified by:

_size in interface NavigableObject

toMap

public Map<String,Object> toMap(Map<String,Object> map)

Description copied from interface: MapSerializable

Use the passed map to minimize object creation. Do not keep a reference to the passed map and reuse it. it may be reused by the framework

Specified by:

toMap in interface MapSerializable

Specified by:

toMap in interface MapWriter