com.aspc.DBObj.Internal.DataLoader

Class StoredArrayValue

java.lang.Object

com.aspc.DBObj.Internal.DataLoader.StoredArrayValue

All Implemented Interfaces:

ArrayValue, java.lang.Iterable, java.util.Collection, java.util.List, java.util.RandomAccess

public class StoredArrayValue
extends java.lang.Object
implements ArrayValue

Stored Array Value THREAD MODE: MULTI-THREADED shared but non-mutable

Since:

7 May 2007

Author:

Nigel Leck

Field Summary

Fields

Modifier and Type	Field and Description
static int	CACHE_ALWAYS cache always
static int	CACHE_DEBUG_CLEAR_MEMORY never store in cache ie.
static int	CACHE_NONE do not cache
static int	CACHE_ON_SELECT_ONLY cache on select only
static int	CACHE_VALIDATE_ON_SAVE validate on save

Constructor Summary

Constructors

Constructor and Description
StoredArrayValue(VirtualDB layer, DBClass dbClass, DBField dbField, long rowUID, long transID, boolean archive, int knownSize) Create a new stored array value

Method Summary

Modifier and Type	Method and Description
void	add(int index, java.lang.Object element)
boolean	add(java.lang.Object e)
boolean	addAll(java.util.Collection c)
boolean	addAll(int index, java.util.Collection c)
void	clear()
void	clearCache() clear the cache
boolean	contains(java.lang.Object o)
boolean	containsAll(java.util.Collection c)
boolean	equals(java.lang.Object obj)
java.lang.Object	get(int pos) get the array value
static int	getCacheMode() TEST ONLY
static java.lang.String	getCachePath()
long	getLinkedRowId(int pos) get the linked row id.
java.lang.Object[][]	getSegment(int pos) get the segment values
int	getStartSeq(int pos) get the segment values
VirtualDB	getValueLayer() the base layer
int	hashCode()
int	indexOf(java.lang.Object o)
boolean	isEmpty()
boolean	isLazyDisabled() is the lazy update disabled ?
static boolean	isLazyLoadArrayField(DBClass rootClass, DBField fld) Is this a lazy load array field THREAD MODE: read only
boolean	isLoaded() is this array loaded ?
java.util.Iterator	iterator()
static boolean	knownAsBad(long rowUID) is this known as bad
int	lastIndexOf(java.lang.Object o)
java.util.ListIterator	listIterator()
java.util.ListIterator	listIterator(int index)
void	loadData(DataResultScroller fieldSQL)
java.lang.Object	rawGet(int pos) get the array value
static void	rememberAsBad(long rowUID) mark this row as bad
java.lang.Object	remove(int index)
boolean	remove(java.lang.Object o)
boolean	removeAll(java.util.Collection c)
boolean	retainAll(java.util.Collection c)
java.lang.Object	set(int index, java.lang.Object element)
static void	setCacheMode(int cacheMode) TEST ONLY
int	size() the size
void	store(MutableArrayValue mav) store
java.util.List	subList(int fromIndex, int toIndex)
java.lang.Object[]	toArray()
java.lang.Object[]	toArray(java.lang.Object[] a)
java.lang.String	toString() to String

Methods inherited from class java.lang.Object

clone, finalize, getClass, notify, notifyAll, wait, wait, wait

Methods inherited from interface java.util.List

replaceAll, sort, spliterator

Methods inherited from interface java.util.Collection

parallelStream, removeIf, stream

Methods inherited from interface java.lang.Iterable

forEach

Field Detail

CACHE_VALIDATE_ON_SAVE

public static final int CACHE_VALIDATE_ON_SAVE

validate on save

See Also:

Constant Field Values

CACHE_ALWAYS

public static final int CACHE_ALWAYS

cache always

See Also:

Constant Field Values

CACHE_ON_SELECT_ONLY

public static final int CACHE_ON_SELECT_ONLY

cache on select only

See Also:

Constant Field Values

CACHE_NONE

public static final int CACHE_NONE

do not cache

See Also:

Constant Field Values

CACHE_DEBUG_CLEAR_MEMORY

public static final int CACHE_DEBUG_CLEAR_MEMORY

never store in cache ie. like the memory has been cleared

See Also:

Constant Field Values

Constructor Detail

StoredArrayValue

public StoredArrayValue(@Nonnull
                        VirtualDB layer,
                        @Nonnull
                        DBClass dbClass,
                        @Nonnull
                        DBField dbField,
                        long rowUID,
                        long transID,
                        boolean archive,
                        int knownSize)

Create a new stored array value

Parameters:

layer - The layer in witch it is stored

dbClass - The "real" class

dbField - The field

rowUID - The row UID

transID - the transaction number

archive - is archive

knownSize - the known size

Method Detail

isLazyDisabled

@CheckReturnValue
public boolean isLazyDisabled()

is the lazy update disabled ?

Returns:

true if disabled.

getValueLayer

@CheckReturnValue
 @Nonnull
public VirtualDB getValueLayer()

the base layer

Returns:

this value layer

rememberAsBad

public static void rememberAsBad(long rowUID)

mark this row as bad

Parameters:

rowUID - the row to mark as bad.

knownAsBad

@CheckReturnValue
public static boolean knownAsBad(long rowUID)

is this known as bad

Parameters:

rowUID - the row to check

Returns:

true if known to be bad

isLoaded

@CheckReturnValue
public boolean isLoaded()

is this array loaded ?

Returns:

true if loaded

equals

@CheckReturnValue
public boolean equals(@Nullable
                                        java.lang.Object obj)

Specified by:

equals in interface java.util.Collection

Specified by:

equals in interface java.util.List

Overrides:

equals in class java.lang.Object

hashCode

@CheckReturnValue
public int hashCode()

Specified by:

hashCode in interface java.util.Collection

Specified by:

hashCode in interface java.util.List

Overrides:

hashCode in class java.lang.Object

loadData

public void loadData(@Nonnull
                     DataResultScroller fieldSQL)
              throws java.sql.SQLException

Parameters:

fieldSQL - the data SQL

Throws:

java.sql.SQLException - a SQL exception

isLazyLoadArrayField

@CheckReturnValue
 @Nonnull
public static boolean isLazyLoadArrayField(@Nullable
                                                                       DBClass rootClass,
                                                                       @Nonnull
                                                                       DBField fld)

Is this a lazy load array field THREAD MODE: read only

Parameters:

rootClass - the root class.

fld - the field to check

Returns:

true if it's a lazy load field.

setCacheMode

public static void setCacheMode(int cacheMode)

TEST ONLY

Parameters:

cacheMode - the cache mode

getCacheMode

@CheckReturnValue
public static int getCacheMode()

TEST ONLY

Returns:

the cache mode

toString

@CheckReturnValue
 @Nonnull
public java.lang.String toString()

to String

Overrides:

toString in class java.lang.Object

Returns:

the string

get

@CheckReturnValue
 @Nullable
public java.lang.Object get(@Nonnegative
                                                         int pos)

get the array value

Specified by:

get in interface ArrayValue

Specified by:

get in interface java.util.List

Parameters:

pos - the position to get

Returns:

the value

clearCache

public void clearCache()

clear the cache

rawGet

@CheckReturnValue
 @Nullable
public java.lang.Object rawGet(@Nonnegative
                                                            int pos)

get the array value

Specified by:

rawGet in interface ArrayValue

Parameters:

pos - the position to get

Returns:

the value

getStartSeq

@CheckReturnValue
 @Nonnegative
public int getStartSeq(@Nonnegative
                                                       int pos)

get the segment values

Parameters:

pos - the position to get

Returns:

the value

getSegment

@CheckReturnValue
 @Nullable
public java.lang.Object[][] getSegment(@Nonnegative
                                                                    int pos)

get the segment values

Parameters:

pos - the position to get

Returns:

the value

getCachePath

public static java.lang.String getCachePath()

store

public void store(@Nonnull
                  MutableArrayValue mav)

store

Parameters:

mav - the array to store.

size

@CheckReturnValue
 @Nonnegative
public int size()

the size

Specified by:

size in interface ArrayValue

Specified by:

size in interface java.util.Collection

Specified by:

size in interface java.util.List

Returns:

the size

getLinkedRowId

@CheckReturnValue
public long getLinkedRowId(@Nonnegative
                                             int pos)

get the linked row id.

Parameters:

pos - the position

Returns:

the linked row id.

isEmpty

@CheckReturnValue
public boolean isEmpty()

Specified by:

isEmpty in interface java.util.Collection

Specified by:

isEmpty in interface java.util.List

contains

@CheckReturnValue
public boolean contains(java.lang.Object o)

Specified by:

contains in interface java.util.Collection

Specified by:

contains in interface java.util.List

iterator

@CheckReturnValue
 @Nonnull
public java.util.Iterator iterator()

Specified by:

iterator in interface java.lang.Iterable

Specified by:

iterator in interface java.util.Collection

Specified by:

iterator in interface java.util.List

toArray

@CheckReturnValue
 @Nonnull
public java.lang.Object[] toArray()

Specified by:

toArray in interface java.util.Collection

Specified by:

toArray in interface java.util.List

toArray

@CheckReturnValue
 @Nonnull
public java.lang.Object[] toArray(@Nonnull
                                                              java.lang.Object[] a)

Specified by:

toArray in interface java.util.Collection

Specified by:

toArray in interface java.util.List

add

@CheckReturnValue
public boolean add(java.lang.Object e)

Specified by:

add in interface java.util.Collection

Specified by:

add in interface java.util.List

remove

@CheckReturnValue
public boolean remove(java.lang.Object o)

Specified by:

remove in interface java.util.Collection

Specified by:

remove in interface java.util.List

containsAll

@CheckReturnValue
public boolean containsAll(java.util.Collection c)

Specified by:

containsAll in interface java.util.Collection

Specified by:

containsAll in interface java.util.List

addAll

public boolean addAll(java.util.Collection c)

Specified by:

addAll in interface java.util.Collection

Specified by:

addAll in interface java.util.List

addAll

public boolean addAll(int index,
                      java.util.Collection c)

Specified by:

addAll in interface java.util.List

removeAll

public boolean removeAll(java.util.Collection c)

Specified by:

removeAll in interface java.util.Collection

Specified by:

removeAll in interface java.util.List

retainAll

public boolean retainAll(java.util.Collection c)

Specified by:

retainAll in interface java.util.Collection

Specified by:

retainAll in interface java.util.List

clear

public void clear()

Specified by:

clear in interface java.util.Collection

Specified by:

clear in interface java.util.List

set

public java.lang.Object set(int index,
                            java.lang.Object element)

Specified by:

set in interface java.util.List

add

public void add(int index,
                java.lang.Object element)

Specified by:

add in interface java.util.List

remove

public java.lang.Object remove(int index)

Specified by:

remove in interface java.util.List

indexOf

public int indexOf(java.lang.Object o)

Specified by:

indexOf in interface java.util.List

lastIndexOf

public int lastIndexOf(java.lang.Object o)

Specified by:

lastIndexOf in interface java.util.List

listIterator

public java.util.ListIterator listIterator()

Specified by:

listIterator in interface java.util.List

listIterator

public java.util.ListIterator listIterator(int index)

Specified by:

listIterator in interface java.util.List

subList

public java.util.List subList(int fromIndex,
                              int toIndex)

Specified by:

subList in interface java.util.List