com.aspc.DBObj.Internal

Class DirtyLayerData

java.lang.Object

com.aspc.DBObj.Internal.DirtyLayerData

All Implemented Interfaces:

LayerData, java.lang.Comparable

public class DirtyLayerData
extends java.lang.Object
implements LayerData

The static blank layer can't be modified as it is shared across many objects THREAD MODE: MULTI-THREADED shared but non-mutable

Since:

17 February 2002

Author:

Nigel Leck

Field Summary

Fields

Modifier and Type	Field and Description
LayerData	layerData
static long	MAX_DIRTY_TIME The MAXIMUM DIRTY TIME for any record before we give up.
static java.lang.String	PROPERTY_DIRTY_MAX_TIME The property to set the default maximum dirty time.
GlobalKeyId	rootDBClassId
long	rowUID

Constructor Summary

Constructors

Constructor and Description
DirtyLayerData(GlobalKeyId rootDBClassId, long rowUID, long requiredTransId, LayerData layerData) The actual layer data.

Method Summary

Modifier and Type	Method and Description
int	compareTo(java.lang.Object o)
long	getKnownDirtySince() This layer has been known as dirty since
LayerField	getLayerField(DBField field) The value for this field/row/layer
int	getLayerId() The current layer id for this layer's row
java.lang.String	getRawDenormalizedData(java.lang.String code) The raw data
long	getRequiredTransId() the required transaction
long	getRowUID() the row UID
long	getTransId() The current transaction number for this layer's row
boolean	hasRawField(DBField field) Is there a value for this field in this row.
boolean	hasRawRow() Is there a raw row for this row in this layer ?
boolean	isDeleted() Is the row deleted in this layer.
boolean	isDirty() is the layer data dirty ?
boolean	isFinal() Is this layer marked as final ?
org.w3c.dom.Document	makeDenormalizedDoc(java.lang.String code) make the de-normalized
static void	markAllAsConsistent() Mark all existing dirty data records as consistent ( give up trying)
void	releaseDenormalizedMemory(java.lang.String code)
boolean	shouldGiveUp() It's hopeless to attempt to read this record any more.

Methods inherited from class java.lang.Object

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

Field Detail

rowUID

public final long rowUID

layerData

public final LayerData layerData

rootDBClassId

public final GlobalKeyId rootDBClassId

MAX_DIRTY_TIME

public static final long MAX_DIRTY_TIME

The MAXIMUM DIRTY TIME for any record before we give up.

PROPERTY_DIRTY_MAX_TIME

public static final java.lang.String PROPERTY_DIRTY_MAX_TIME

The property to set the default maximum dirty time.

See Also:

Constant Field Values

Constructor Detail

DirtyLayerData

public DirtyLayerData(@Nonnull
                      GlobalKeyId rootDBClassId,
                      @Nonnegative
                      long rowUID,
                      @Nonnegative
                      long requiredTransId,
                      @Nonnull
                      LayerData layerData)

The actual layer data.

Parameters:

rootDBClassId - the root class

rowUID - the row id

requiredTransId - the required transaction id

layerData - the layer data

Method Detail

getRowUID

@CheckReturnValue
 @Nonnegative
public long getRowUID()

the row UID

Returns:

the row UID

getLayerId

@CheckReturnValue
 @Nonnegative
public int getLayerId()

The current layer id for this layer's row

Specified by:

getLayerId in interface LayerData

Returns:

The layer ID

getRequiredTransId

@CheckReturnValue
 @Nonnegative
public long getRequiredTransId()

the required transaction

Returns:

the transaction number

getTransId

@CheckReturnValue
 @Nonnegative
public long getTransId()

The current transaction number for this layer's row

Specified by:

getTransId in interface LayerData

Returns:

The transaction number.

isDeleted

@CheckReturnValue
public boolean isDeleted()

Is the row deleted in this layer.

Specified by:

isDeleted in interface LayerData

Returns:

True is deleted.

isFinal

@CheckReturnValue
public boolean isFinal()

Is this layer marked as final ?

Specified by:

isFinal in interface LayerData

Returns:

true if final.

hasRawField

@CheckReturnValue
public boolean hasRawField(DBField field)

Is there a value for this field in this row.

Specified by:

hasRawField in interface LayerData

Parameters:

field - The field to check.

Returns:

True if there is a value in row/layer

getLayerField

@CheckReturnValue
 @Nullable
public LayerField getLayerField(DBField field)

The value for this field/row/layer

Specified by:

getLayerField in interface LayerData

Parameters:

field - The field to check

Returns:

The value

isDirty

@CheckReturnValue
public boolean isDirty()

is the layer data dirty ?

Specified by:

isDirty in interface LayerData

Returns:

true if dirty

getKnownDirtySince

@CheckReturnValue
 @Nonnegative
public long getKnownDirtySince()

This layer has been known as dirty since

Returns:

known as dirty since.

markAllAsConsistent

public static void markAllAsConsistent()

Mark all existing dirty data records as consistent ( give up trying)

shouldGiveUp

@CheckReturnValue
public boolean shouldGiveUp()

It's hopeless to attempt to read this record any more. It really is inconsistent.

Returns:

true if we should give up.

hasRawRow

@CheckReturnValue
public boolean hasRawRow()

Is there a raw row for this row in this layer ?

Specified by:

hasRawRow in interface LayerData

Returns:

true if there is a row in this layer.

releaseDenormalizedMemory

public void releaseDenormalizedMemory(java.lang.String code)
                               throws java.lang.Exception

Specified by:

releaseDenormalizedMemory in interface LayerData

Parameters:

code - code

Throws:

java.lang.Exception - a serious problem

makeDenormalizedDoc

@CheckReturnValue
 @Nullable
public org.w3c.dom.Document makeDenormalizedDoc(java.lang.String code)
                                                                      throws java.lang.Exception

make the de-normalized

Specified by:

makeDenormalizedDoc in interface LayerData

Parameters:

code - code

Returns:

the result

Throws:

java.lang.Exception - a serious problem

getRawDenormalizedData

@CheckReturnValue
 @Nonnull
public java.lang.String getRawDenormalizedData(java.lang.String code)

The raw data

Specified by:

getRawDenormalizedData in interface LayerData

Parameters:

code - code

Returns:

the result

compareTo

@CheckReturnValue
public int compareTo(java.lang.Object o)

Specified by:

compareTo in interface java.lang.Comparable