Module org.eclipse.persistence.core

Package org.eclipse.persistence.internal.sessions

Class ArrayRecord

java.lang.Object

org.eclipse.persistence.internal.core.sessions.CoreAbstractRecord

org.eclipse.persistence.internal.sessions.AbstractRecord

org.eclipse.persistence.sessions.DatabaseRecord

org.eclipse.persistence.internal.sessions.ArrayRecord

All Implemented Interfaces:

Serializable, Cloneable, Map, DataRecord

Direct Known Subclasses:

ResultSetRecord

public class ArrayRecord
extends DatabaseRecord

PERF: Optimized record implementation using arrays instead of Vector. Currently only used when fetch rows from the database.

See Also:

• Serialized Form

Nested Class Summary

Nested classes/interfaces inherited from class org.eclipse.persistence.internal.sessions.AbstractRecord

AbstractRecord.EntrySet, AbstractRecord.KeySet, AbstractRecord.NoEntry, AbstractRecord.RecordEntry, AbstractRecord.RecordEntryIterator, AbstractRecord.RecordKeyIterator, AbstractRecord.RecordValuesIterator, AbstractRecord.ValuesSet

Nested classes/interfaces inherited from interface java.util.Map

Map.Entry<K,V>

Field Summary

Fields

Modifier and Type	Field	Description
protected DatabaseField[]	fieldsArray
protected Object[]	valuesArray

Fields inherited from class org.eclipse.persistence.internal.sessions.AbstractRecord

fields, lookupField, noEntry, nullValueInFields, size, sopObject, values

Constructor Summary

Constructors

Modifier	Constructor	Description
protected	ArrayRecord()
	ArrayRecord(Vector fields, DatabaseField[] fieldsArray, Object[] valuesArray)

Method Summary

Modifier and Type	Method	Description
void	add(DatabaseField key, Object value)	INTERNAL: Add the field-value pair to the row.
protected void	checkValues()	Reset the fields and values from the arrays.
void	clear()	PUBLIC: Clear the contents of the row.
AbstractRecord	clone()	INTERNAL: Clone the row and its values.
boolean	containsKey(DatabaseField key)	INTERNAL: Check if the field is contained in the row.
boolean	containsValue(Object value)	PUBLIC: Check if the value is contained in the row.
Object	get(DatabaseField key)	INTERNAL: Retrieve the value for the field.
DatabaseField	getField(DatabaseField key)	INTERNAL: Returns the row's field with the same name.
Vector	getFields()	INTERNAL:
Object	getIndicatingNoEntry(DatabaseField key)	INTERNAL: Retrieve the value for the field.
Vector	getValues()	INTERNAL:
Object	put(DatabaseField key, Object value)	INTERNAL: Add the field-value pair to the row.
Object	remove(DatabaseField key)	INTERNAL: Remove the field key from the row.
void	replaceAt(Object value, int index)	INTERNAL: replaces the value at index with value
void	replaceAt(Object value, DatabaseField key)	INTERNAL: replaces the value at field with value
protected void	setFields(Vector fields)
protected void	setValues(Vector values)
int	size()	PUBLIC: Return the number of field/value pairs in the row.
String	toString()	INTERNAL:
protected String	toStringAditional()

Methods inherited from class org.eclipse.persistence.internal.sessions.AbstractRecord

contains, containsKey, containsKey, elements, entrySet, get, get, getIndicatingNoEntry, getLookupField, getSopObject, getValues, getValues, hasNullValueInFields, hasSopObject, isEmpty, keys, keySet, mergeFrom, put, put, putAll, remove, remove, resetSize, setNullValueInFields, setSopObject, values

Methods inherited from class java.lang.Object

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

Methods inherited from interface java.util.Map

compute, computeIfAbsent, computeIfPresent, equals, forEach, getOrDefault, hashCode, merge, putIfAbsent, remove, replace, replace, replaceAll

Field Details

fieldsArray

protected DatabaseField[] fieldsArray

valuesArray

protected Object[] valuesArray

Constructor Details

ArrayRecord

protected ArrayRecord()

ArrayRecord

public ArrayRecord(Vector fields,
 DatabaseField[] fieldsArray,
 Object[] valuesArray)

Method Details

checkValues

protected void checkValues()

Reset the fields and values from the arrays. This removes the optimization if a non-optimized method is called.

add

public void add(DatabaseField key,
 Object value)

INTERNAL: Add the field-value pair to the row. Will not check, will simply add to the end of the row

Overrides:

add in class AbstractRecord

clear

public void clear()

PUBLIC: Clear the contents of the row.

Specified by:

clear in interface Map

Overrides:

clear in class AbstractRecord

clone

public AbstractRecord clone()

INTERNAL: Clone the row and its values.

Overrides:

clone in class AbstractRecord

containsKey

public boolean containsKey(DatabaseField key)

INTERNAL: Check if the field is contained in the row.

Overrides:

containsKey in class AbstractRecord

containsValue

public boolean containsValue(Object value)

PUBLIC: Check if the value is contained in the row.

Specified by:

containsValue in interface Map

Overrides:

containsValue in class AbstractRecord

get

public Object get(DatabaseField key)

INTERNAL: Retrieve the value for the field. If missing null is returned.

Overrides:

get in class AbstractRecord

getIndicatingNoEntry

public Object getIndicatingNoEntry(DatabaseField key)

INTERNAL: Retrieve the value for the field. If missing DatabaseRow.noEntry is returned.

Overrides:

getIndicatingNoEntry in class AbstractRecord

getField

public DatabaseField getField(DatabaseField key)

INTERNAL: Returns the row's field with the same name.

Overrides:

getField in class AbstractRecord

getFields

public Vector getFields()

INTERNAL:

Overrides:

getFields in class AbstractRecord

getValues

public Vector getValues()

INTERNAL:

Overrides:

getValues in class AbstractRecord

put

public Object put(DatabaseField key,
 Object value)

INTERNAL: Add the field-value pair to the row.

Overrides:

put in class AbstractRecord

remove

public Object remove(DatabaseField key)

INTERNAL: Remove the field key from the row.

Overrides:

remove in class AbstractRecord

replaceAt

public void replaceAt(Object value,
 int index)

INTERNAL: replaces the value at index with value

Overrides:

replaceAt in class AbstractRecord

replaceAt

public void replaceAt(Object value,
 DatabaseField key)

INTERNAL: replaces the value at field with value

Overrides:

replaceAt in class AbstractRecord

setFields

protected void setFields(Vector fields)

Overrides:

setFields in class AbstractRecord

setValues

protected void setValues(Vector values)

Overrides:

setValues in class AbstractRecord

size

public int size()

PUBLIC: Return the number of field/value pairs in the row.

Specified by:

size in interface Map

Overrides:

size in class AbstractRecord

toString

public String toString()

Description copied from class: AbstractRecord

INTERNAL:

Overrides:

toString in class AbstractRecord

toStringAditional

protected String toStringAditional()