Class VersionLockingPolicy
- java.lang.Object
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- org.eclipse.persistence.descriptors.VersionLockingPolicy
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- All Implemented Interfaces:
java.io.Serializable,java.lang.Cloneable,org.eclipse.persistence.internal.descriptors.OptimisticLockingPolicy
- Direct Known Subclasses:
TimestampLockingPolicy
public class VersionLockingPolicy extends java.lang.Object implements org.eclipse.persistence.internal.descriptors.OptimisticLockingPolicy, java.io.SerializablePurpose: Used to allow a single version number to be used for optimistic locking.
- See Also:
- Serialized Form
- Since:
- TOPLink/Java 2.0
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Field Summary
Fields Modifier and Type Field Description protected ExpressioncachedExpressionprotected ClassDescriptordescriptorstatic intIN_CACHEstatic intIN_OBJECTprotected booleanisCascadedprotected AbstractDirectMappinglockMappingPERF: Cache the lock mapping if mapped with a direct mapping.protected org.eclipse.persistence.internal.descriptors.OptimisticLockingPolicy.LockOnChangelockOnChangeModeprotected intlockValueStoredprotected org.eclipse.persistence.internal.helper.DatabaseFieldwriteLockField
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Constructor Summary
Constructors Constructor Description VersionLockingPolicy()PUBLIC: Create a new VersionLockingPolicy.VersionLockingPolicy(java.lang.String fieldName)PUBLIC: Create a new VersionLockingPolicy.VersionLockingPolicy(org.eclipse.persistence.internal.helper.DatabaseField field)PUBLIC: Create a new VersionLockingPolicy.
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Method Summary
All Methods Instance Methods Concrete Methods Modifier and Type Method Description voidaddLockFieldsToUpdateRow(org.eclipse.persistence.internal.sessions.AbstractRecord databaseRow, org.eclipse.persistence.internal.sessions.AbstractSession session)INTERNAL: Add update fields for template row.voidaddLockValuesToTranslationRow(ObjectLevelModifyQuery query)INTERNAL: This method adds the lock value to the translation row of the passed in query. depending on the storage flag, the value is either retrieved from the cache of the object.ExpressionbuildDeleteExpression(org.eclipse.persistence.internal.helper.DatabaseTable table, Expression mainExpression, org.eclipse.persistence.internal.sessions.AbstractRecord row)INTERNAL: When given an expression, this method will return a new expression with the optimistic locking values included.protected ExpressionbuildExpression()INTERNAL: Returns an expression that will be used for both the update and delete where clauseExpressionbuildUpdateExpression(org.eclipse.persistence.internal.helper.DatabaseTable table, Expression mainExpression, org.eclipse.persistence.internal.sessions.AbstractRecord row, org.eclipse.persistence.internal.sessions.AbstractRecord row2)INTERNAL: When given an expression, this method will return a new expression with the optimistic locking values included.java.lang.Objectclone()INTERNAL: Clone the policyintcompareWriteLockValues(java.lang.Object value1, java.lang.Object value2)INTERNAL: This method compares two writeLockValues.java.lang.ObjectgetBaseValue()INTERNAL: This is the base value that is older than all other values, it is used in the place of null in some situations.protected java.lang.ClassgetDefaultLockingFieldType()INTERNAL: Return the default version locking filed java type, default is BigDecimalprotected ClassDescriptorgetDescriptor()INTERNAL:protected java.lang.ObjectgetInitialWriteValue(org.eclipse.persistence.internal.sessions.AbstractSession session)INTERNAL: returns the initial locking valueorg.eclipse.persistence.internal.descriptors.OptimisticLockingPolicy.LockOnChangegetLockOnChangeMode()ADVANCED: returns the LockOnChange mode for this policy.java.lang.ObjectgetNewLockValue(ModifyQuery query)INTERNAL: This method gets the write lock value from either the cache or the object stored in the query.protected java.util.VectorgetUnmappedFields()INTERNAL: This method returns any of the fields that are not mapped in the object.java.lang.ObjectgetValueToPutInCache(org.eclipse.persistence.internal.sessions.AbstractRecord row, org.eclipse.persistence.internal.sessions.AbstractSession session)INTERNAL: Return the value that should be stored in the identity map.intgetVersionDifference(java.lang.Object currentValue, java.lang.Object domainObject, java.lang.Object primaryKeys, org.eclipse.persistence.internal.sessions.AbstractSession session)PUBLIC: Return the number of versions different between these objects.AbstractDirectMappinggetVersionMapping()INTERNAL: Returns the mapping that will be used to access the version value from an object.org.eclipse.persistence.internal.helper.DatabaseFieldgetWriteLockField()INTERNAL: Return the write lock field.java.lang.StringgetWriteLockFieldName()PUBLIC: Return the field name of the field that stores the write lock value.ExpressiongetWriteLockUpdateExpression(ExpressionBuilder builder, org.eclipse.persistence.internal.sessions.AbstractSession session)INTERNAL: Retrun an expression that updates the write lockjava.lang.ObjectgetWriteLockValue(java.lang.Object domainObject, java.lang.Object primaryKey, org.eclipse.persistence.internal.sessions.AbstractSession session)INTERNAL: This method will return the optimistic lock value for the objectprotected java.lang.NumberincrementWriteLockValue(java.lang.Number numberValue)INTERNAL: Adds 1 to the value passed in.voidinitialize(org.eclipse.persistence.internal.sessions.AbstractSession session)INTERNAL: It is responsible for initializing the policy;voidinitializeProperties()INTERNAL: It is responsible for initializing the policy properties;booleanisCascaded()PUBLIC: Return true if the policy uses cascade locking.booleanisNewerVersion(java.lang.Object firstLockFieldValue, java.lang.Object secondWriteLockFieldValue)INTERNAL: Compares two values.booleanisNewerVersion(java.lang.Object currentValue, java.lang.Object domainObject, java.lang.Object primaryKey, org.eclipse.persistence.internal.sessions.AbstractSession session)INTERNAL: Compares the value with the value from the object (or cache).booleanisNewerVersion(org.eclipse.persistence.internal.sessions.AbstractRecord databaseRow, java.lang.Object domainObject, java.lang.Object primaryKey, org.eclipse.persistence.internal.sessions.AbstractSession session)INTERNAL: Compares the value from the row and from the object (or cache).booleanisStoredInCache()PUBLIC: Return true if the lock value is stored in the cache.booleanisStoredInObject()PUBLIC: Return true if the lock value is stored in the object.protected java.lang.ObjectlockValueFromObject(java.lang.Object domainObject)INTERNAL: Retrieves the lock value from the object.voidmergeIntoParentCache(org.eclipse.persistence.internal.identitymaps.CacheKey unitOfWorkCacheKey, org.eclipse.persistence.internal.identitymaps.CacheKey parentSessionCacheKey)INTERNAL: This method should merge changes from the parent into the child.voidmergeIntoParentCache(org.eclipse.persistence.internal.sessions.UnitOfWorkImpl uow, java.lang.Object primaryKey, java.lang.Object object)INTERNAL: Only applicable when the value is stored in the cache.voidsetDescriptor(ClassDescriptor descriptor)INTERNAL:voidsetIsCascaded(boolean isCascaded)PUBLIC: Set whether to use cascade locking on the policy.voidsetIsStoredInCache(boolean isStoredInCache)PUBLIC: Set whether to store the lock in the cache or in the object.voidsetLockOnChangeMode(org.eclipse.persistence.internal.descriptors.OptimisticLockingPolicy.LockOnChange lockOnChangeMode)ADVANCED: Sets the LockOnChange mode for this policy.voidsetupWriteFieldsForInsert(ObjectLevelModifyQuery query)INTERNAL: This method must be included in any locking policy.voidsetWriteLockField(org.eclipse.persistence.internal.helper.DatabaseField writeLockField)ADVANCED: Set the write lock field.voidsetWriteLockFieldName(java.lang.String writeLockFieldName)PUBLIC: Set the write lock field name.booleanshouldUpdateVersionOnMappingChange()INTERNAL: Returns true if the policy has been set to set an optimistic read lock when any mapping changes.booleanshouldUpdateVersionOnOwnedMappingChange()INTERNAL: Returns true if the policy has been set to set an optimistic read lock when a owning mapping changes.voidstoreInCache()PUBLIC: Configure the version lock value to be stored in the cache.voidstoreInObject()PUBLIC: Configure the version lock value to be stored in the object.booleansupportsWriteLockValuesComparison()INTERNAL: Indicates that compareWriteLockValues method is supported by the policy.voidupdateObjectWithWriteValue(ObjectLevelModifyQuery query, java.lang.Object lockValue)voidupdateRowAndObjectForUpdate(ObjectLevelModifyQuery query, java.lang.Object domainObject)INTERNAL: This method updates the modify row, and the domain object with the new lock value.protected voidupdateWriteLockValueForWrite(ObjectLevelModifyQuery query, java.lang.Object lockValue)INTERNAL: Update the row, object and change set with the version value.voidvalidateDelete(int rowCount, java.lang.Object object, DeleteObjectQuery query)INTERNAL: Check the row count for lock failure.voidvalidateUpdate(int rowCount, java.lang.Object object, WriteObjectQuery query)INTERNAL: Check the row count for lock failure.voidwriteLockValueIntoRow(ObjectLevelModifyQuery query, java.lang.Object domainObject)INTERNAL: This method updates the modify row with the old lock value.
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Field Detail
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writeLockField
protected org.eclipse.persistence.internal.helper.DatabaseField writeLockField
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isCascaded
protected boolean isCascaded
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lockValueStored
protected int lockValueStored
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descriptor
protected ClassDescriptor descriptor
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cachedExpression
protected transient Expression cachedExpression
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IN_CACHE
public static final int IN_CACHE
- See Also:
- Constant Field Values
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IN_OBJECT
public static final int IN_OBJECT
- See Also:
- Constant Field Values
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lockMapping
protected AbstractDirectMapping lockMapping
PERF: Cache the lock mapping if mapped with a direct mapping.
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lockOnChangeMode
protected org.eclipse.persistence.internal.descriptors.OptimisticLockingPolicy.LockOnChange lockOnChangeMode
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Constructor Detail
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VersionLockingPolicy
public VersionLockingPolicy()
PUBLIC: Create a new VersionLockingPolicy. Defaults to storing the lock value in the cache.
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VersionLockingPolicy
public VersionLockingPolicy(java.lang.String fieldName)
PUBLIC: Create a new VersionLockingPolicy. Defaults to storing the lock value in the cache.- Parameters:
fieldName- specifies the field name for the write lock field.
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VersionLockingPolicy
public VersionLockingPolicy(org.eclipse.persistence.internal.helper.DatabaseField field)
PUBLIC: Create a new VersionLockingPolicy. Defaults to storing the lock value in the cache.- Parameters:
field- the write lock field.
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Method Detail
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addLockFieldsToUpdateRow
public void addLockFieldsToUpdateRow(org.eclipse.persistence.internal.sessions.AbstractRecord databaseRow, org.eclipse.persistence.internal.sessions.AbstractSession session)INTERNAL: Add update fields for template row. These are any unmapped fields required to write in an update.- Specified by:
addLockFieldsToUpdateRowin interfaceorg.eclipse.persistence.internal.descriptors.OptimisticLockingPolicy
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addLockValuesToTranslationRow
public void addLockValuesToTranslationRow(ObjectLevelModifyQuery query)
INTERNAL: This method adds the lock value to the translation row of the passed in query. depending on the storage flag, the value is either retrieved from the cache of the object.- Specified by:
addLockValuesToTranslationRowin interfaceorg.eclipse.persistence.internal.descriptors.OptimisticLockingPolicy
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buildDeleteExpression
public Expression buildDeleteExpression(org.eclipse.persistence.internal.helper.DatabaseTable table, Expression mainExpression, org.eclipse.persistence.internal.sessions.AbstractRecord row)
INTERNAL: When given an expression, this method will return a new expression with the optimistic locking values included. The values are taken from the passed in database row. This expression will be used in a delete call.- Specified by:
buildDeleteExpressionin interfaceorg.eclipse.persistence.internal.descriptors.OptimisticLockingPolicy
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buildExpression
protected Expression buildExpression()
INTERNAL: Returns an expression that will be used for both the update and delete where clause
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buildUpdateExpression
public Expression buildUpdateExpression(org.eclipse.persistence.internal.helper.DatabaseTable table, Expression mainExpression, org.eclipse.persistence.internal.sessions.AbstractRecord row, org.eclipse.persistence.internal.sessions.AbstractRecord row2)
INTERNAL: When given an expression, this method will return a new expression with the optimistic locking values included. The values are taken from the passed in database row. This expression will be used in an update call.- Specified by:
buildUpdateExpressionin interfaceorg.eclipse.persistence.internal.descriptors.OptimisticLockingPolicy
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clone
public java.lang.Object clone()
INTERNAL: Clone the policy- Specified by:
clonein interfaceorg.eclipse.persistence.internal.descriptors.OptimisticLockingPolicy- Overrides:
clonein classjava.lang.Object
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supportsWriteLockValuesComparison
public boolean supportsWriteLockValuesComparison()
INTERNAL: Indicates that compareWriteLockValues method is supported by the policy.- Specified by:
supportsWriteLockValuesComparisonin interfaceorg.eclipse.persistence.internal.descriptors.OptimisticLockingPolicy
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compareWriteLockValues
public int compareWriteLockValues(java.lang.Object value1, java.lang.Object value2)INTERNAL: This method compares two writeLockValues. The writeLockValues should be non-null and of type Number. Returns: -1 if value1 is less (older) than value2; 0 if value1 equals value2; 1 if value1 is greater (newer) than value2. Throws: NullPointerException if the passed value is null; ClassCastException if the passed value is of a wrong type.- Specified by:
compareWriteLockValuesin interfaceorg.eclipse.persistence.internal.descriptors.OptimisticLockingPolicy
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getDefaultLockingFieldType
protected java.lang.Class getDefaultLockingFieldType()
INTERNAL: Return the default version locking filed java type, default is BigDecimal
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getBaseValue
public java.lang.Object getBaseValue()
INTERNAL: This is the base value that is older than all other values, it is used in the place of null in some situations.- Specified by:
getBaseValuein interfaceorg.eclipse.persistence.internal.descriptors.OptimisticLockingPolicy
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getDescriptor
protected ClassDescriptor getDescriptor()
INTERNAL:
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getInitialWriteValue
protected java.lang.Object getInitialWriteValue(org.eclipse.persistence.internal.sessions.AbstractSession session)
INTERNAL: returns the initial locking value
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getLockOnChangeMode
public org.eclipse.persistence.internal.descriptors.OptimisticLockingPolicy.LockOnChange getLockOnChangeMode()
ADVANCED: returns the LockOnChange mode for this policy. This mode specifies if a Optimistic Write lock should be enforced on this entity when a set of mappings are changed. Unfortunately this locking policy can not enforce an optimistic write lock unless a FK or DTF field has changed so this type returns LockOnChange.NONE- Specified by:
getLockOnChangeModein interfaceorg.eclipse.persistence.internal.descriptors.OptimisticLockingPolicy
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getNewLockValue
public java.lang.Object getNewLockValue(ModifyQuery query)
INTERNAL: This method gets the write lock value from either the cache or the object stored in the query. It then returns the new incremented value.
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getUnmappedFields
protected java.util.Vector getUnmappedFields()
INTERNAL: This method returns any of the fields that are not mapped in the object. In the case of the value being stored in the cache, a vector with one value is returned. In the case of being stored in the object, an empty vector is returned.
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getValueToPutInCache
public java.lang.Object getValueToPutInCache(org.eclipse.persistence.internal.sessions.AbstractRecord row, org.eclipse.persistence.internal.sessions.AbstractSession session)INTERNAL: Return the value that should be stored in the identity map. If the value is stored in the object, then return a null.- Specified by:
getValueToPutInCachein interfaceorg.eclipse.persistence.internal.descriptors.OptimisticLockingPolicy
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getVersionDifference
public int getVersionDifference(java.lang.Object currentValue, java.lang.Object domainObject, java.lang.Object primaryKeys, org.eclipse.persistence.internal.sessions.AbstractSession session)PUBLIC: Return the number of versions different between these objects.- Specified by:
getVersionDifferencein interfaceorg.eclipse.persistence.internal.descriptors.OptimisticLockingPolicy- Parameters:
currentValue- the new lock valuedomainObject- the object containing the version to be compared toprimaryKeys- a vector containing the primary keys of the domainObjectsession- the session to be used with the comparison
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getWriteLockField
public org.eclipse.persistence.internal.helper.DatabaseField getWriteLockField()
INTERNAL: Return the write lock field.- Specified by:
getWriteLockFieldin interfaceorg.eclipse.persistence.internal.descriptors.OptimisticLockingPolicy
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getWriteLockFieldName
public java.lang.String getWriteLockFieldName()
PUBLIC: Return the field name of the field that stores the write lock value.
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getWriteLockUpdateExpression
public Expression getWriteLockUpdateExpression(ExpressionBuilder builder, org.eclipse.persistence.internal.sessions.AbstractSession session)
INTERNAL: Retrun an expression that updates the write lock- Specified by:
getWriteLockUpdateExpressionin interfaceorg.eclipse.persistence.internal.descriptors.OptimisticLockingPolicy
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getWriteLockValue
public java.lang.Object getWriteLockValue(java.lang.Object domainObject, java.lang.Object primaryKey, org.eclipse.persistence.internal.sessions.AbstractSession session)INTERNAL: This method will return the optimistic lock value for the object- Specified by:
getWriteLockValuein interfaceorg.eclipse.persistence.internal.descriptors.OptimisticLockingPolicy
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incrementWriteLockValue
protected java.lang.Number incrementWriteLockValue(java.lang.Number numberValue)
INTERNAL: Adds 1 to the value passed in.
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initialize
public void initialize(org.eclipse.persistence.internal.sessions.AbstractSession session)
INTERNAL: It is responsible for initializing the policy;- Specified by:
initializein interfaceorg.eclipse.persistence.internal.descriptors.OptimisticLockingPolicy
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initializeProperties
public void initializeProperties()
INTERNAL: It is responsible for initializing the policy properties;- Specified by:
initializePropertiesin interfaceorg.eclipse.persistence.internal.descriptors.OptimisticLockingPolicy
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isCascaded
public boolean isCascaded()
PUBLIC: Return true if the policy uses cascade locking.- Specified by:
isCascadedin interfaceorg.eclipse.persistence.internal.descriptors.OptimisticLockingPolicy
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isNewerVersion
public boolean isNewerVersion(java.lang.Object currentValue, java.lang.Object domainObject, java.lang.Object primaryKey, org.eclipse.persistence.internal.sessions.AbstractSession session)INTERNAL: Compares the value with the value from the object (or cache). Will return true if the currentValue is newer than the domainObject.- Specified by:
isNewerVersionin interfaceorg.eclipse.persistence.internal.descriptors.OptimisticLockingPolicy
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isNewerVersion
public boolean isNewerVersion(org.eclipse.persistence.internal.sessions.AbstractRecord databaseRow, java.lang.Object domainObject, java.lang.Object primaryKey, org.eclipse.persistence.internal.sessions.AbstractSession session)INTERNAL: Compares the value from the row and from the object (or cache). Will return true if the row is newer than the object.- Specified by:
isNewerVersionin interfaceorg.eclipse.persistence.internal.descriptors.OptimisticLockingPolicy
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isNewerVersion
public boolean isNewerVersion(java.lang.Object firstLockFieldValue, java.lang.Object secondWriteLockFieldValue)INTERNAL: Compares two values. Will return true if the firstLockFieldValue is newer than the secondWriteLockFieldValue.
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isStoredInCache
public boolean isStoredInCache()
PUBLIC: Return true if the lock value is stored in the cache.- Specified by:
isStoredInCachein interfaceorg.eclipse.persistence.internal.descriptors.OptimisticLockingPolicy
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isStoredInObject
public boolean isStoredInObject()
PUBLIC: Return true if the lock value is stored in the object.
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lockValueFromObject
protected java.lang.Object lockValueFromObject(java.lang.Object domainObject)
INTERNAL: Retrieves the lock value from the object.
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getVersionMapping
public AbstractDirectMapping getVersionMapping()
INTERNAL: Returns the mapping that will be used to access the version value from an object.
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mergeIntoParentCache
public void mergeIntoParentCache(org.eclipse.persistence.internal.sessions.UnitOfWorkImpl uow, java.lang.Object primaryKey, java.lang.Object object)INTERNAL: Only applicable when the value is stored in the cache. Will merge with the parent unit of work.- Specified by:
mergeIntoParentCachein interfaceorg.eclipse.persistence.internal.descriptors.OptimisticLockingPolicy
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mergeIntoParentCache
public void mergeIntoParentCache(org.eclipse.persistence.internal.identitymaps.CacheKey unitOfWorkCacheKey, org.eclipse.persistence.internal.identitymaps.CacheKey parentSessionCacheKey)INTERNAL: This method should merge changes from the parent into the child. #see this method in VersionLockingPolicy- Specified by:
mergeIntoParentCachein interfaceorg.eclipse.persistence.internal.descriptors.OptimisticLockingPolicy
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setDescriptor
public void setDescriptor(ClassDescriptor descriptor)
INTERNAL:- Specified by:
setDescriptorin interfaceorg.eclipse.persistence.internal.descriptors.OptimisticLockingPolicy
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setIsStoredInCache
public void setIsStoredInCache(boolean isStoredInCache)
PUBLIC: Set whether to store the lock in the cache or in the object.- Parameters:
isStoredInCache- set this to true if you would like to store lock in the cache and set it to false if you would like to store it in the object.
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setIsCascaded
public void setIsCascaded(boolean isCascaded)
PUBLIC: Set whether to use cascade locking on the policy.- Parameters:
isCascaded- set this to true if you would like cascade the locking and set it to false if you would like no cascade locking.
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setupWriteFieldsForInsert
public void setupWriteFieldsForInsert(ObjectLevelModifyQuery query)
INTERNAL: This method must be included in any locking policy. Put the initial writelock value into the modifyRow.- Specified by:
setupWriteFieldsForInsertin interfaceorg.eclipse.persistence.internal.descriptors.OptimisticLockingPolicy
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updateWriteLockValueForWrite
protected void updateWriteLockValueForWrite(ObjectLevelModifyQuery query, java.lang.Object lockValue)
INTERNAL: Update the row, object and change set with the version value. This handles the version being mapped in nested aggregates, writable or read-only.
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shouldUpdateVersionOnOwnedMappingChange
public boolean shouldUpdateVersionOnOwnedMappingChange()
INTERNAL: Returns true if the policy has been set to set an optimistic read lock when a owning mapping changes.- Specified by:
shouldUpdateVersionOnOwnedMappingChangein interfaceorg.eclipse.persistence.internal.descriptors.OptimisticLockingPolicy
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shouldUpdateVersionOnMappingChange
public boolean shouldUpdateVersionOnMappingChange()
INTERNAL: Returns true if the policy has been set to set an optimistic read lock when any mapping changes.- Specified by:
shouldUpdateVersionOnMappingChangein interfaceorg.eclipse.persistence.internal.descriptors.OptimisticLockingPolicy
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updateObjectWithWriteValue
public void updateObjectWithWriteValue(ObjectLevelModifyQuery query, java.lang.Object lockValue)
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setLockOnChangeMode
public void setLockOnChangeMode(org.eclipse.persistence.internal.descriptors.OptimisticLockingPolicy.LockOnChange lockOnChangeMode)
ADVANCED: Sets the LockOnChange mode for this policy. This mode specifies if a Optimistic Write lock should be enforced on this entity when set of mappings are changed.- Specified by:
setLockOnChangeModein interfaceorg.eclipse.persistence.internal.descriptors.OptimisticLockingPolicy
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setWriteLockField
public void setWriteLockField(org.eclipse.persistence.internal.helper.DatabaseField writeLockField)
ADVANCED: Set the write lock field. This can be used for advanced field types, such as XML nodes, or to set the field type.
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setWriteLockFieldName
public void setWriteLockFieldName(java.lang.String writeLockFieldName)
PUBLIC: Set the write lock field name.- Parameters:
writeLockFieldName- the name of the field to lock against.
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storeInCache
public void storeInCache()
PUBLIC: Configure the version lock value to be stored in the cache. This allows for the object not to require to store its version value as an attribute. Note: if using a stateless model where the object can be passed to a client and then later updated in a different transaction context, then the version lock value should not be stored in the cache, but in the object to ensure it is the correct value for that object. This is the default.
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storeInObject
public void storeInObject()
PUBLIC: Configure the version lock value to be stored in the object. The object must define a mapping and an attribute to store the version value. Note: the value will be updated internally by EclipseLink and should not be updated by the application.
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updateRowAndObjectForUpdate
public void updateRowAndObjectForUpdate(ObjectLevelModifyQuery query, java.lang.Object domainObject)
INTERNAL: This method updates the modify row, and the domain object with the new lock value.- Specified by:
updateRowAndObjectForUpdatein interfaceorg.eclipse.persistence.internal.descriptors.OptimisticLockingPolicy
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writeLockValueIntoRow
public void writeLockValueIntoRow(ObjectLevelModifyQuery query, java.lang.Object domainObject)
INTERNAL: This method updates the modify row with the old lock value.
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validateDelete
public void validateDelete(int rowCount, java.lang.Object object, DeleteObjectQuery query)INTERNAL: Check the row count for lock failure.- Specified by:
validateDeletein interfaceorg.eclipse.persistence.internal.descriptors.OptimisticLockingPolicy
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validateUpdate
public void validateUpdate(int rowCount, java.lang.Object object, WriteObjectQuery query)INTERNAL: Check the row count for lock failure.- Specified by:
validateUpdatein interfaceorg.eclipse.persistence.internal.descriptors.OptimisticLockingPolicy
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