org.datanucleus.store.json.fieldmanager

Class FetchEmbeddedFieldManager

java.lang.Object

org.datanucleus.store.fieldmanager.AbstractFieldManager

org.datanucleus.store.fieldmanager.AbstractFetchFieldManager

org.datanucleus.store.json.fieldmanager.FetchFieldManager

org.datanucleus.store.json.fieldmanager.FetchEmbeddedFieldManager

All Implemented Interfaces:

org.datanucleus.store.fieldmanager.FieldConsumer, org.datanucleus.store.fieldmanager.FieldManager, org.datanucleus.store.fieldmanager.FieldSupplier

public class FetchEmbeddedFieldManager
extends FetchFieldManager

FieldManager to handle the retrieval of information for an embedded persistable object from a JSON object.

Field Summary

Fields

Modifier and Type	Field and Description
protected List<org.datanucleus.metadata.AbstractMemberMetaData>	mmds Metadata for the embedded member (maybe nested) that this FieldManager represents).

Fields inherited from class org.datanucleus.store.json.fieldmanager.FetchFieldManager

jsonobj, storeMgr, table

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

cmd, ec, op

Constructor Summary

Constructors

Constructor and Description
FetchEmbeddedFieldManager(org.datanucleus.ExecutionContext ec, org.datanucleus.metadata.AbstractClassMetaData cmd, JSONObject jsonobj, List<org.datanucleus.metadata.AbstractMemberMetaData> mmds, org.datanucleus.store.schema.table.Table table)
FetchEmbeddedFieldManager(org.datanucleus.state.ObjectProvider op, JSONObject jsonobj, List<org.datanucleus.metadata.AbstractMemberMetaData> mmds, org.datanucleus.store.schema.table.Table table)

Method Summary

Modifier and Type	Method and Description
Object	fetchObjectField(int fieldNumber)
protected Object	fetchObjectFieldEmbedded(int fieldNumber, org.datanucleus.metadata.AbstractMemberMetaData mmd, org.datanucleus.ClassLoaderResolver clr, org.datanucleus.metadata.RelationType relationType)
protected org.datanucleus.store.schema.table.MemberColumnMapping	getColumnMapping(int fieldNumber)

Methods inherited from class org.datanucleus.store.json.fieldmanager.FetchFieldManager

fetchBooleanField, fetchByteField, fetchCharField, fetchDoubleField, fetchFloatField, fetchIntField, fetchLongField, fetchObjectFieldInternal, fetchShortField, fetchStringField, getComGoogleAppengineApiDatastoreKeyFromJSON, getComGoogleAppengineApiUsersUserFromJSON

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

mmds

protected List<org.datanucleus.metadata.AbstractMemberMetaData> mmds

Metadata for the embedded member (maybe nested) that this FieldManager represents).

Constructor Detail

FetchEmbeddedFieldManager

public FetchEmbeddedFieldManager(org.datanucleus.ExecutionContext ec,
                                 org.datanucleus.metadata.AbstractClassMetaData cmd,
                                 JSONObject jsonobj,
                                 List<org.datanucleus.metadata.AbstractMemberMetaData> mmds,
                                 org.datanucleus.store.schema.table.Table table)

FetchEmbeddedFieldManager

public FetchEmbeddedFieldManager(org.datanucleus.state.ObjectProvider op,
                                 JSONObject jsonobj,
                                 List<org.datanucleus.metadata.AbstractMemberMetaData> mmds,
                                 org.datanucleus.store.schema.table.Table table)

Method Detail

getColumnMapping

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

Overrides:

getColumnMapping in class FetchFieldManager

fetchObjectField

public Object fetchObjectField(int fieldNumber)

Specified by:

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

Overrides:

fetchObjectField in class FetchFieldManager

fetchObjectFieldEmbedded

protected Object fetchObjectFieldEmbedded(int fieldNumber,
                                          org.datanucleus.metadata.AbstractMemberMetaData mmd,
                                          org.datanucleus.ClassLoaderResolver clr,
                                          org.datanucleus.metadata.RelationType relationType)
                                   throws JSONException

Overrides:

fetchObjectFieldEmbedded in class FetchFieldManager

Throws:

JSONException