Package org.datanucleus.store.mongodb.fieldmanager

Class FetchFieldManager

java.lang.Object

org.datanucleus.store.fieldmanager.AbstractFieldManager

org.datanucleus.store.fieldmanager.AbstractFetchFieldManager

org.datanucleus.store.mongodb.fieldmanager.FetchFieldManager

All Implemented Interfaces:

org.datanucleus.store.fieldmanager.FieldManager

Direct Known Subclasses:

FetchEmbeddedFieldManager

public class FetchFieldManager
extends org.datanucleus.store.fieldmanager.AbstractFetchFieldManager

Field Manager for retrieving values from MongoDB.

Field Summary

Fields

Modifier and Type	Field	Description
protected com.mongodb.DBObject	dbObject
protected org.datanucleus.metadata.AbstractMemberMetaData	ownerMmd	Metadata for the owner field if this is embedded.
protected org.datanucleus.store.schema.table.Table	table

Fields inherited from class org.datanucleus.store.fieldmanager.AbstractFetchFieldManager

cmd, ec, op

Constructor Summary

Constructors

Constructor	Description
FetchFieldManager(org.datanucleus.ExecutionContext ec, com.mongodb.DBObject dbObject, org.datanucleus.metadata.AbstractClassMetaData cmd, org.datanucleus.store.schema.table.Table table)
FetchFieldManager(org.datanucleus.state.ObjectProvider op, com.mongodb.DBObject dbObject, org.datanucleus.store.schema.table.Table table)

Method Summary

Modifier and Type	Method	Description
boolean	fetchBooleanField(int fieldNumber)
byte	fetchByteField(int fieldNumber)
char	fetchCharField(int fieldNumber)
double	fetchDoubleField(int fieldNumber)
float	fetchFloatField(int fieldNumber)
int	fetchIntField(int fieldNumber)
long	fetchLongField(int fieldNumber)
protected Object	fetchNonEmbeddedObjectField(org.datanucleus.metadata.AbstractMemberMetaData mmd, org.datanucleus.metadata.RelationType relationType, org.datanucleus.ClassLoaderResolver clr)
Object	fetchObjectField(int fieldNumber)
short	fetchShortField(int fieldNumber)
String	fetchStringField(int fieldNumber)
protected org.datanucleus.store.schema.table.MemberColumnMapping	getColumnMapping(int fieldNumber)
protected Object	getValueForContainerRelationField(org.datanucleus.metadata.AbstractMemberMetaData mmd, Object value, org.datanucleus.ClassLoaderResolver clr)
protected Object	getValueForSingleRelationField(org.datanucleus.metadata.AbstractMemberMetaData mmd, Object value, org.datanucleus.ClassLoaderResolver clr)

Methods inherited from class org.datanucleus.store.fieldmanager.AbstractFieldManager

storeBooleanField, storeByteField, storeCharField, storeDoubleField, storeFloatField, storeIntField, storeLongField, storeObjectField, storeShortField, storeStringField

Methods inherited from class java.lang.Object

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

Field Detail

table

protected org.datanucleus.store.schema.table.Table table

dbObject

protected com.mongodb.DBObject dbObject

ownerMmd

protected org.datanucleus.metadata.AbstractMemberMetaData ownerMmd

Metadata for the owner field if this is embedded. TODO Is this needed now that we have "mmds" in EmbeddedFetchFieldManager?

Constructor Detail

FetchFieldManager

public FetchFieldManager(org.datanucleus.state.ObjectProvider op,
                         com.mongodb.DBObject dbObject,
                         org.datanucleus.store.schema.table.Table table)

FetchFieldManager

public FetchFieldManager(org.datanucleus.ExecutionContext ec,
                         com.mongodb.DBObject dbObject,
                         org.datanucleus.metadata.AbstractClassMetaData cmd,
                         org.datanucleus.store.schema.table.Table table)

Method Detail

getColumnMapping

protected org.datanucleus.store.schema.table.MemberColumnMapping getColumnMapping(int fieldNumber)

fetchBooleanField

public boolean fetchBooleanField(int fieldNumber)

Specified by:

fetchBooleanField in interface org.datanucleus.store.fieldmanager.FieldManager

Overrides:

fetchBooleanField in class org.datanucleus.store.fieldmanager.AbstractFieldManager

fetchByteField

public byte fetchByteField(int fieldNumber)

Specified by:

fetchByteField in interface org.datanucleus.store.fieldmanager.FieldManager

Overrides:

fetchByteField in class org.datanucleus.store.fieldmanager.AbstractFieldManager

fetchCharField

public char fetchCharField(int fieldNumber)

Specified by:

fetchCharField in interface org.datanucleus.store.fieldmanager.FieldManager

Overrides:

fetchCharField in class org.datanucleus.store.fieldmanager.AbstractFieldManager

fetchDoubleField

public double fetchDoubleField(int fieldNumber)

Specified by:

fetchDoubleField in interface org.datanucleus.store.fieldmanager.FieldManager

Overrides:

fetchDoubleField in class org.datanucleus.store.fieldmanager.AbstractFieldManager

fetchFloatField

public float fetchFloatField(int fieldNumber)

Specified by:

fetchFloatField in interface org.datanucleus.store.fieldmanager.FieldManager

Overrides:

fetchFloatField in class org.datanucleus.store.fieldmanager.AbstractFieldManager

fetchIntField

public int fetchIntField(int fieldNumber)

Specified by:

fetchIntField in interface org.datanucleus.store.fieldmanager.FieldManager

Overrides:

fetchIntField in class org.datanucleus.store.fieldmanager.AbstractFieldManager

fetchLongField

public long fetchLongField(int fieldNumber)

Specified by:

fetchLongField in interface org.datanucleus.store.fieldmanager.FieldManager

Overrides:

fetchLongField in class org.datanucleus.store.fieldmanager.AbstractFieldManager

fetchShortField

public short fetchShortField(int fieldNumber)

Specified by:

fetchShortField in interface org.datanucleus.store.fieldmanager.FieldManager

Overrides:

fetchShortField in class org.datanucleus.store.fieldmanager.AbstractFieldManager

fetchStringField

public String fetchStringField(int fieldNumber)

Specified by:

fetchStringField in interface org.datanucleus.store.fieldmanager.FieldManager

Overrides:

fetchStringField in class org.datanucleus.store.fieldmanager.AbstractFieldManager

fetchObjectField

public Object fetchObjectField(int fieldNumber)

Specified by:

fetchObjectField in interface org.datanucleus.store.fieldmanager.FieldManager

Overrides:

fetchObjectField in class org.datanucleus.store.fieldmanager.AbstractFieldManager

fetchNonEmbeddedObjectField

protected Object fetchNonEmbeddedObjectField(org.datanucleus.metadata.AbstractMemberMetaData mmd,
                                             org.datanucleus.metadata.RelationType relationType,
                                             org.datanucleus.ClassLoaderResolver clr)

getValueForSingleRelationField

protected Object getValueForSingleRelationField(org.datanucleus.metadata.AbstractMemberMetaData mmd,
                                                Object value,
                                                org.datanucleus.ClassLoaderResolver clr)

getValueForContainerRelationField

protected Object getValueForContainerRelationField(org.datanucleus.metadata.AbstractMemberMetaData mmd,
                                                   Object value,
                                                   org.datanucleus.ClassLoaderResolver clr)