com.whitestein.lsps.engine.lang

Class ReadOnlyRecordHolder

java.lang.Object

com.whitestein.lsps.engine.lang.ReadOnlyRecordHolder

All Implemented Interfaces:

AssociationHandler, RecordHolder, ValueHolder

public class ReadOnlyRecordHolder
extends Object
implements RecordHolder

Read only record holder.

Author:

bhl

Constructor Summary

Constructors

Constructor and Description
ReadOnlyRecordHolder(ModelProviderClientService modelProviderService, ModelInstance modelInstance, RecordHolder holder) Creates new instance.
ReadOnlyRecordHolder(ModelProviderClientService modelProviderService, ModelInstance modelInstance, RecordHolder holder, ReadOnlyRecordValue value) Creates new instance.

Method Summary

Modifier and Type	Method and Description
Map<String,Object>	asMap() Returns a map view of this record.
RecordHolder	createChangeProxy() Creates change proxy on this record holder.
void	createPropertyProxy(HolderFactory holderFactory, String property) Creates change proxy for all object referenced by the propery and sets the proxy values to the property.
Object	executeMethod(Namespace parentNamespace, FunctionSignature signature, Object... arguments) Executes method with parameters.
long	getBaseLevelEntityId() Returns id of the corresponding record in the base level.
RecordHolder	getBaseLevelHolder() Returns base level record holder.
RecordHolder	getCompiled(Object compiledContext) Returns instance of the compiled record for this record holder.
String	getId() Returns the id of the holder if present.
String	getIdentificationString() Returns identification string (string form of primary key)
Object	getJavaIdentification() Returns identification in plain java form.
Object	getJavaObject() Returns underlying java object if there is some.
Namespace	getNamespace(Namespace parentNamespace) Returns namespace of this record.
ValueHolder	getNotCompiledValue()
RecordHolder	getOriginalRecord() Returns proxied record that is not proxy.
Object	getProperty(String name) Returns the property given the property name, if no such property exists, exception is thrown.
RecordHolder	getProxiedRecord() Returns proxied record.
int	getProxyLevel() For original record it returns 0.
RecordHolder	getRecordOnProxyLevel(int wrappingLevel) Returns record on the defined proxy level or on the smaller level if such does not exist.
RecordType	getType() Returns the type of the holder.
ReadOnlyRecordValue	getVal() Returns value object.
String	getVersionString() Returns version in string format.
boolean	hasOptimisticLockRelevantChanges() Returns true if record has changes of properties that affect optimistic lock version.
boolean	isProxy() Returns true if record is proxy.
boolean	isRemoved() Returns true if the record is removed from the model instance.
boolean	isUpdateNecessary(String property) Returns true if association should be updated.
RecordHolder	mergeChanges(Namespace namespace, boolean cascade, boolean checkConflicts) If this is wrapper it merges all its changes to the wrapped record.
void	remove(boolean isCascaded) Removes record.
void	setCompiled(RecordHolder compiled)
void	setProperty(String name, Object value) Sets the property given the property name.
void	setThisSideOfAssociation(String name, Object object) Sets value only this side of the association.

Methods inherited from class java.lang.Object

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

Constructor Detail

ReadOnlyRecordHolder

public ReadOnlyRecordHolder(ModelProviderClientService modelProviderService,
                            ModelInstance modelInstance,
                            RecordHolder holder)

Creates new instance.

Parameters:

modelProviderService -

modelInstance -

holder -

ReadOnlyRecordHolder

public ReadOnlyRecordHolder(ModelProviderClientService modelProviderService,
                            ModelInstance modelInstance,
                            RecordHolder holder,
                            ReadOnlyRecordValue value)

Creates new instance.

Parameters:

modelProviderService -

modelInstance -

holder -

value -

Method Detail

getId

public String getId()

Description copied from interface: ValueHolder

Returns the id of the holder if present.

Specified by:

getId in interface ValueHolder

Returns:

the id of the holder if present

setThisSideOfAssociation

public void setThisSideOfAssociation(String name,
                                     Object object)

Description copied from interface: AssociationHandler

Sets value only this side of the association.

Specified by:

setThisSideOfAssociation in interface AssociationHandler

isUpdateNecessary

public boolean isUpdateNecessary(String property)

Description copied from interface: AssociationHandler

Returns true if association should be updated.

Specified by:

isUpdateNecessary in interface AssociationHandler

Returns:

true if association should be updated

getType

public RecordType getType()

Description copied from interface: ValueHolder

Returns the type of the holder.

Specified by:

getType in interface RecordHolder

Specified by:

getType in interface ValueHolder

Returns:

the type of the holder

getProperty

public Object getProperty(String name)

Description copied from interface: RecordHolder

Returns the property given the property name, if no such property exists, exception is thrown.

Specified by:

getProperty in interface RecordHolder

Returns:

the property given the property name

setProperty

public void setProperty(String name,
                        Object value)

Description copied from interface: RecordHolder

Sets the property given the property name.

Specified by:

setProperty in interface RecordHolder

getIdentificationString

public String getIdentificationString()

Description copied from interface: RecordHolder

Returns identification string (string form of primary key)

Specified by:

getIdentificationString in interface RecordHolder

Returns:

identification string

getVersionString

public String getVersionString()

Description copied from interface: RecordHolder

Returns version in string format.

Specified by:

getVersionString in interface RecordHolder

Returns:

version in string format

getJavaIdentification

public Object getJavaIdentification()

Description copied from interface: RecordHolder

Returns identification in plain java form.

Specified by:

getJavaIdentification in interface RecordHolder

Returns:

identification in plain java form

asMap

public Map<String,Object> asMap()

Description copied from interface: RecordHolder

Returns a map view of this record.

Specified by:

asMap in interface RecordHolder

Returns:

a map view of this record

remove

public void remove(boolean isCascaded)

Description copied from interface: RecordHolder

Removes record. If cascaded removes also orphaned entities.

Specified by:

remove in interface RecordHolder

isRemoved

public boolean isRemoved()

Description copied from interface: RecordHolder

Returns true if the record is removed from the model instance.

Specified by:

isRemoved in interface RecordHolder

Returns:

true if the record is removed from the model instance

getVal

public ReadOnlyRecordValue getVal()

Returns value object.

Returns:

value object

getBaseLevelEntityId

public long getBaseLevelEntityId()

Description copied from interface: RecordHolder

Returns id of the corresponding record in the base level.

Specified by:

getBaseLevelEntityId in interface RecordHolder

Returns:

id of the corresponding record in the base level

getBaseLevelHolder

public RecordHolder getBaseLevelHolder()

Description copied from interface: RecordHolder

Returns base level record holder.

Specified by:

getBaseLevelHolder in interface RecordHolder

Returns:

base level record holder

hasOptimisticLockRelevantChanges

public boolean hasOptimisticLockRelevantChanges()

Description copied from interface: RecordHolder

Returns true if record has changes of properties that affect optimistic lock version.

Specified by:

hasOptimisticLockRelevantChanges in interface RecordHolder

Returns:

true if record has changes of properties that affect optimistic lock version

getNamespace

public Namespace getNamespace(Namespace parentNamespace)

Description copied from interface: RecordHolder

Returns namespace of this record.

Specified by:

getNamespace in interface RecordHolder

Returns:

namespace of this record

getJavaObject

public Object getJavaObject()

Description copied from interface: RecordHolder

Returns underlying java object if there is some. E.g. for pojo based shared records.

Specified by:

getJavaObject in interface RecordHolder

Returns:

underlying java object if there is some

mergeChanges

public RecordHolder mergeChanges(Namespace namespace,
                                 boolean cascade,
                                 boolean checkConflicts)

Description copied from interface: RecordHolder

If this is wrapper it merges all its changes to the wrapped record. If cascaded is false it merges only the record. If cascaded is true it merges changes from all wrappers that can be accessed from the record and has same wrapper level. It returns wrapped record of the record with applied changes.

Specified by:

mergeChanges in interface RecordHolder

Returns:

wrapped record of the record with applied changes

createChangeProxy

public RecordHolder createChangeProxy()

Description copied from interface: RecordHolder

Creates change proxy on this record holder.

Specified by:

createChangeProxy in interface RecordHolder

Returns:

change proxy on this record holder

getOriginalRecord

public RecordHolder getOriginalRecord()

Description copied from interface: RecordHolder

Returns proxied record that is not proxy.

Specified by:

getOriginalRecord in interface RecordHolder

Returns:

proxied record that is not proxy

getProxiedRecord

public RecordHolder getProxiedRecord()

Description copied from interface: RecordHolder

Returns proxied record.

Specified by:

getProxiedRecord in interface RecordHolder

Returns:

getRecordOnProxyLevel

public RecordHolder getRecordOnProxyLevel(int wrappingLevel)

Description copied from interface: RecordHolder

Returns record on the defined proxy level or on the smaller level if such does not exist.

Specified by:

getRecordOnProxyLevel in interface RecordHolder

Returns:

proxied record on the defined proxy level or on the smaller level if such does not exist

getProxyLevel

public int getProxyLevel()

Description copied from interface: RecordHolder

For original record it returns 0. For proxy it returns "proxy level of "proxied record"+1.

Specified by:

getProxyLevel in interface RecordHolder

Returns:

proxy level

createPropertyProxy

public void createPropertyProxy(HolderFactory holderFactory,
                                String property)

Description copied from interface: RecordHolder

Creates change proxy for all object referenced by the propery and sets the proxy values to the property.

Specified by:

createPropertyProxy in interface RecordHolder

isProxy

public boolean isProxy()

Description copied from interface: RecordHolder

Returns true if record is proxy.

Specified by:

isProxy in interface RecordHolder

Returns:

true if record is proxy

executeMethod

public Object executeMethod(Namespace parentNamespace,
                            FunctionSignature signature,
                            Object... arguments)

Description copied from interface: RecordHolder

Executes method with parameters.

Specified by:

executeMethod in interface RecordHolder

Returns:

result of method execution

getCompiled

public RecordHolder getCompiled(Object compiledContext)

Description copied from interface: RecordHolder

Returns instance of the compiled record for this record holder.

Specified by:

getCompiled in interface RecordHolder

Returns:

instance of the compiled record for this record holder

setCompiled

public void setCompiled(RecordHolder compiled)

Specified by:

setCompiled in interface RecordHolder

getNotCompiledValue

public ValueHolder getNotCompiledValue()

Specified by:

getNotCompiledValue in interface ValueHolder