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, java.io.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.persistence.SharedObjectProvider

SharedObjectProvider.Binding

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

Map.Chain

Field Summary

static Node.NType	$TYPE
static Node.NType.Field	fetch$FIELD

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

objDescribes$FIELD, type$FIELD, USED_BITS

Fields inherited from class de.grogra.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$FIELD, MIME_TYPE, MIN_UNUSED_SPECIAL_OF_SOURCE, MIN_UNUSED_SPECIAL_OF_TARGET, name$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

LazyObjectItem()

LazyObjectItem(java.lang.String key, boolean soProvider)

Method Summary

void	addPluginPrerequisites(java.util.Collection list)
protected java.lang.Object	fetchBaseObject()
protected java.lang.Object	getBaseObjectImpl()
protected Node.NType	getNTypeImpl() This method returns the Node.NType which describes the managed fields of the class of this node.
java.lang.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(java.lang.String uri, java.lang.String name, java.lang.String value)
protected void	setBaseObject(java.lang.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, createItem, deactivate, deactivateImpl, 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, 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, edgeChanged, fieldModified, findAdjacent, getAxisParent, getBoolean, getBranch, getBranchLength, getBranchNode, getBranchTail, getByte, getChar, getCommonAncestor, getCurrentGraphState, getDirectChildCount, getDouble, getEdgeAttributeAccessor, getEdgeAttributes, getEdgeBitsTo, getEdgeTo, getExtentIndex, getFirst, getFirstEdge, getFloat, getGraph, getId, getIndex, getInstantiator, getInt, getLayer, getLong, getManageableType, getName, getNeighbor, getNext, getNType, getObject, getOrCreateEdgeTo, getOrNull, getPersistenceManager, getPredecessor, getProvider, getShort, getSource, getStamp, getSuccessor, getSymbol, getSymbolColor, getTarget, getTransaction, getUserField, getUserFieldCount, getXClass, getXData, hasName, initProvider, initXClass, insertBranchNode, insertBranchNode, instantiateGraph, isAncestorOf, isDirection, isManagingInstance, isMarked, isRoot, isSource, isTarget, manageableReadResolve, manageableWriteReplace, removeAll, removeEdgeBitsTo, removeFromChain, removeFromChain, removeReference, setBranch, setBranch, setExtentIndex, setGraphForDeserialization, setLayer, setMark, setSuccessor, setSuccessor, specialEdgeAdded, specialEdgeRefModified, specialEdgeRemoved, toString, writeReplace

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

addEdgeBits, getBitMark, getEdgeBits, 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 Detail

$TYPE

public static final Node.NType $TYPE

fetch$FIELD

public static final Node.NType.Field fetch$FIELD

Constructor Detail

LazyObjectItem

public LazyObjectItem()

LazyObjectItem

public LazyObjectItem(java.lang.String key,
                      boolean soProvider)

Method Detail

addPluginPrerequisites

public void addPluginPrerequisites(java.util.Collection list)

Overrides:

addPluginPrerequisites in class Item

fetchBaseObject

protected java.lang.Object fetchBaseObject()
                                    throws java.lang.InstantiationException,
                                           java.lang.IllegalAccessException,
                                           java.lang.reflect.InvocationTargetException,
                                           java.lang.ClassNotFoundException

Throws:

java.lang.InstantiationException

java.lang.IllegalAccessException

java.lang.reflect.InvocationTargetException

java.lang.ClassNotFoundException

getBaseObjectImpl

protected final java.lang.Object getBaseObjectImpl()

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

getObject

public java.lang.Object getObject()

Specified by:

getObject in class ObjectItem

getTypeFromObject

protected boolean getTypeFromObject()

Overrides:

getTypeFromObject in class ObjectItem

hasNullValue

protected boolean hasNullValue()

isObjectFetched

public boolean isObjectFetched()

Specified by:

isObjectFetched in class ObjectItem

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

readAttribute

protected boolean readAttribute(java.lang.String uri,
                                java.lang.String name,
                                java.lang.String value)
                         throws org.xml.sax.SAXException

Overrides:

readAttribute in class Item

Throws:

org.xml.sax.SAXException

setBaseObject

protected final void setBaseObject(java.lang.Object object)