Module platform.core

Package de.grogra.pf.registry

Class LazyObjectItem

java.lang.Object

de.grogra.graph.impl.Edge

de.grogra.graph.impl.Node

de.grogra.pf.registry.Item

de.grogra.pf.registry.ObjectItem

de.grogra.pf.registry.LazyObjectItem

All Implemented Interfaces:

Manageable, PersistenceCapable, Shareable, SharedObjectProvider, RegistryContext, UserFields, XObject, Described, Map, Serializable

Direct Known Subclasses:

FileObjectItem, NodeReference, Value

public class LazyObjectItem
extends ObjectItem

See Also:

• Serialized Form

Nested Class Summary

Nested classes/interfaces inherited from class de.grogra.graph.impl.Node

Node.AccessorBridge, Node.FieldAttributeAccessor, Node.NType

Nested classes/interfaces inherited from interface de.grogra.util.Map

Map.Chain

Nested classes/interfaces inherited from interface de.grogra.persistence.SharedObjectProvider

SharedObjectProvider.Binding

Field Summary

Fields

Modifier and Type	Field	Description
static final Node.NType	$TYPE
static final Node.NType.Field	fetch$FIELD

Fields inherited from class de.grogra.pf.registry.ObjectItem

objDescribes$FIELD, type$FIELD, USED_BITS

Fields inherited from class de.grogra.pf.registry.Item

systemId, systemId$FIELD

Fields inherited from class de.grogra.graph.impl.Node

ADDITIONAL_FIELDS, bits, DELETED, EXTENT_BIT, EXTENT_MASK, extentIndex$FIELD, extentTail$FIELD, HAS_OBSERVERS, IS_INTERPRETIVE, isInterpretive$FIELD, LAST_EXTENT_INDEX, layer$FIELD, MARK, mark$FIELD, MAX_RESOLUTION, MIME_TYPE, MIN_RESOLUTION, MIN_UNUSED_SPECIAL_OF_SOURCE, MIN_UNUSED_SPECIAL_OF_TARGET, name$FIELD, RESOLUTION_BIT, RESOLUTION_MASK, resolution$FIELD

Fields inherited from interface de.grogra.util.Described

ACCELERATOR_KEY, ICON, MNEMONIC_KEY, NAME, SHORT_DESCRIPTION, TITLE

Fields inherited from interface de.grogra.util.Map

DEFAULT_VALUE, EMPTY_MAP

Constructor Summary

Constructors

Constructor	Description
LazyObjectItem()
LazyObjectItem(String key, boolean soProvider)

Method Summary

Modifier and Type	Method	Description
void	addPluginPrerequisites(Collection list)
protected Object	fetchBaseObject()
protected final Object	getBaseObjectImpl()
protected Node.NType	getNTypeImpl()	This method returns the Node.NType which describes the managed fields of the class of this node.
Object	getObject()
protected boolean	getTypeFromObject()
protected boolean	hasNullValue()
boolean	isObjectFetched()
protected Node	newInstance()	This method returns a new instance of the class of this node.
protected boolean	readAttribute(String uri, String name, String value)
protected final void	setBaseObject(Object object)

Methods inherited from class de.grogra.pf.registry.ObjectItem

addToRegistry, createReference, getDerivedDescription, getObjectType, getProviderName, isInstance, isInstance, isInstance, readReference, setObjDescribes, setType, writeObject

Methods inherited from class de.grogra.pf.registry.Item

activate, activateImpl, add, add, addPluginPrerequisite, addRequiredFiles, addUserItem, addUserItemWithUniqueName, addWithUniqueName, beginXA, classForName, commitXA, copy, createItem, deactivate, deactivateImpl, delete, deriveItems, dupUnmanagedFields, equals, findAll, findAll, findAll, findFirst, findFirst, findFirst, findMax, findMax, findMax, forAll, forAll, forAll, get, getAbsoluteName, getAccessor, getAccessor, getAttributes, getAttributes, getClassLoader, getDefaultDescription, getDefaultValue, getDescription, getDescriptionImpl, getFromResource, getI18NBundle, getItem, getLock, getParentMap, getPath, getPluginDescriptor, getRegistry, getRoot, getSystemId, getTransaction, getUniqueName, getWriteLock, hasEditableOptions, initPluginDescriptor, isActivated, isDirectory, isEditable, isOptionCategory, isPluginItem, isUserItem, makeUserItem, paramString, remove, removeDerivedItems, resolveItem, resolveLink, set, setDefaultDescription, setDescription, setDescription, setDirectory, setName, setNameIfNull, setOption, substitute, validate

Methods inherited from class de.grogra.graph.impl.Node

addEdgeBitsTo, addReference, appendBranchNode, appendBranchNode, appendReferencesTo, clone, clone, cloneGraph, dump, dumpTree, dup, dupFrom, dupnew, edgeChanged, fieldModified, findAdjacent, findRefinementType, getAxisParent, getBoolean, getBranch, getBranchLength, getBranchNode, getBranchTail, getByte, getChar, getCommonAncestor, getCurrentGraphState, getDirectChildCount, getDouble, getEdgeAttributeAccessor, getEdgeAttributes, getEdgeBitsTo, getEdgeTo, getExtentIndex, getFirst, getFirstEdge, getFloat, getGraph, getId, getIgnored, getIndex, getInstantiator, getInt, getLayer, getLong, getManageableType, getName, getNeighbor, getNext, getNType, getObject, getOrCreateEdgeTo, getOrNull, getPersistenceManager, getPredecessor, getProvider, getResolution, getShort, getSource, getStamp, getSuccessor, getSymbol, getSymbolColor, getTarget, getTransaction, getUserField, getUserFieldCount, getXClass, getXData, hasName, initProvider, initXClass, insertBranchNode, insertBranchNode, instantiateGraph, isAncestorOf, isDirection, isEncoarseOf, isManagingInstance, isMarked, isRoot, isSource, isTarget, manageableReadResolve, manageableWriteReplace, removeAll, removeEdgeBitsTo, removeFromChain, removeFromChain, removeReference, setBranch, setBranch, setExtentIndex, setGraphForDeserialization, setIgnored, setLayer, setMark, setResolution, setSuccessor, setSuccessor, specialEdgeAdded, specialEdgeRefModified, specialEdgeRemoved, toString, writeReplace

Methods inherited from class de.grogra.graph.impl.Edge

addEdgeBits, getBitMark, getEdgeBits, getEdgeKeys, getObjectMark, getSpecialEdgeDescriptor, parseEdgeKeys, remove, removeEdgeBits, setBitMark, setEdgeBits, setObjectMark, testEdgeBits

Methods inherited from class java.lang.Object

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

Methods inherited from interface de.grogra.persistence.PersistenceCapable

getBitMark, getObjectMark, setBitMark, setObjectMark

Field Details

$TYPE

public static final Node.NType $TYPE

fetch$FIELD

public static final Node.NType.Field fetch$FIELD

Constructor Details

LazyObjectItem

public LazyObjectItem()

LazyObjectItem

public LazyObjectItem(String key,
 boolean soProvider)

Method Details

getNTypeImpl

protected Node.NType getNTypeImpl()

Description copied from class: Node

This method returns the Node.NType which describes the managed fields of the class of this node. This method has to be implemented in every concrete subclass.

Overrides:

getNTypeImpl in class Item

Returns:

type describing the managed fields of the class of this node

newInstance

protected Node newInstance()

Description copied from class: Node

This method returns a new instance of the class of this node. This method has to be implemented in every concrete subclass.

Overrides:

newInstance in class Item

Returns:

new instance of class of this node

isObjectFetched

public boolean isObjectFetched()

Specified by:

isObjectFetched in class ObjectItem

getObject

public Object getObject()

Specified by:

getObject in class ObjectItem

getBaseObjectImpl

protected final Object getBaseObjectImpl()

setBaseObject

protected final void setBaseObject(Object object)

hasNullValue

protected boolean hasNullValue()

fetchBaseObject

protected Object fetchBaseObject()
                          throws InstantiationException,
IllegalAccessException,
InvocationTargetException,
ClassNotFoundException

Throws:

InstantiationException

IllegalAccessException

InvocationTargetException

ClassNotFoundException

getTypeFromObject

protected boolean getTypeFromObject()

Overrides:

getTypeFromObject in class ObjectItem

addPluginPrerequisites

public void addPluginPrerequisites(Collection list)

Overrides:

addPluginPrerequisites in class Item

readAttribute

protected boolean readAttribute(String uri,
 String name,
 String value)
                         throws SAXException

Overrides:

readAttribute in class Item

Throws:

SAXException