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org.openmdx.state2.aop1.StateCapableContainer_1 Maven / Gradle / Ivy
/*
* ====================================================================
* Project: openMDX, http://www.openmdx.org/
* Description: State Object Container
* Owner: OMEX AG, Switzerland, http://www.omex.ch
* ====================================================================
*
* This software is published under the BSD license as listed below.
*
* Copyright (c) 2008-2014, OMEX AG, Switzerland
* All rights reserved.
*
* Redistribution and use in source and binary forms, with or
* without modification, are permitted provided that the following
* conditions are met:
*
* * Redistributions of source code must retain the above copyright
* notice, this list of conditions and the following disclaimer.
*
* * Redistributions in binary form must reproduce the above copyright
* notice, this list of conditions and the following disclaimer in
* the documentation and/or other materials provided with the
* distribution.
*
* * Neither the name of the openMDX team nor the names of its
* contributors may be used to endorse or promote products derived
* from this software without specific prior written permission.
*
* THIS SOFTWARE IS PROVIDED BY THE COPYRIGHT HOLDERS AND
* CONTRIBUTORS "AS IS" AND ANY EXPRESS OR IMPLIED WARRANTIES,
* INCLUDING, BUT NOT LIMITED TO, THE IMPLIED WARRANTIES OF
* MERCHANTABILITY AND FITNESS FOR A PARTICULAR PURPOSE ARE
* DISCLAIMED. IN NO EVENT SHALL THE COPYRIGHT OWNER OR CONTRIBUTORS
* BE LIABLE FOR ANY DIRECT, INDIRECT, INCIDENTAL, SPECIAL,
* EXEMPLARY, OR CONSEQUENTIAL DAMAGES (INCLUDING, BUT NOT LIMITED
* TO, PROCUREMENT OF SUBSTITUTE GOODS OR SERVICES; LOSS OF USE,
* DATA, OR PROFITS; OR BUSINESS INTERRUPTION) HOWEVER CAUSED AND ON
* ANY THEORY OF LIABILITY, WHETHER IN CONTRACT, STRICT LIABILITY,
* OR TORT (INCLUDING NEGLIGENCE OR OTHERWISE) ARISING IN ANY WAY
* OUT OF THE USE OF THIS SOFTWARE, EVEN IF ADVISED OF THE
* POSSIBILITY OF SUCH DAMAGE.
*
* ------------------
*
* This product includes software developed by other organizations as
* listed in the NOTICE file.
*/
package org.openmdx.state2.aop1;
import java.io.Serializable;
import java.util.AbstractCollection;
import java.util.AbstractSet;
import java.util.ArrayList;
import java.util.Arrays;
import java.util.Collection;
import java.util.Collections;
import java.util.Date;
import java.util.HashMap;
import java.util.HashSet;
import java.util.Iterator;
import java.util.List;
import java.util.ListIterator;
import java.util.Map;
import java.util.Optional;
import java.util.Set;
import java.util.function.Consumer;
import javax.jdo.FetchPlan;
import javax.jdo.PersistenceManager;
import javax.jdo.spi.PersistenceCapable;
import javax.jdo.spi.StateManager;
import javax.resource.cci.InteractionSpec;
import javax.xml.datatype.XMLGregorianCalendar;
import org.openmdx.base.accessor.cci.Container_1_0;
import org.openmdx.base.accessor.cci.DataObject_1_0;
import org.openmdx.base.accessor.cci.SystemAttributes;
import org.openmdx.base.accessor.spi.Delegating_1_0;
import org.openmdx.base.accessor.view.ObjectView_1_0;
import org.openmdx.base.exception.RuntimeServiceException;
import org.openmdx.base.exception.ServiceException;
import org.openmdx.base.mof.cci.ModelElement_1_0;
import org.openmdx.base.mof.cci.Model_1_0;
import org.openmdx.base.naming.ClassicSegments;
import org.openmdx.base.naming.Path;
import org.openmdx.base.persistence.spi.TransientContainerId;
import org.openmdx.base.query.Condition;
import org.openmdx.base.query.Filter;
import org.openmdx.base.query.IsGreaterCondition;
import org.openmdx.base.query.IsGreaterOrEqualCondition;
import org.openmdx.base.query.IsInCondition;
import org.openmdx.base.query.IsInstanceOfCondition;
import org.openmdx.base.query.Quantifier;
import org.openmdx.base.rest.cci.ConditionRecord;
import org.openmdx.base.rest.cci.FeatureOrderRecord;
import org.openmdx.base.rest.cci.QueryFilterRecord;
import org.openmdx.kernel.exception.BasicException;
import org.openmdx.kernel.jdo.ReducedJDOHelper;
import org.openmdx.state2.cci.DateStateContext;
import org.openmdx.state2.cci.DateTimeStateContext;
import org.openmdx.state2.cci.ViewKind;
import org.openmdx.state2.spi.TechnicalAttributes;
/**
* State Object Container
*/
public class StateCapableContainer_1
implements Serializable, Container_1_0, Delegating_1_0
{
/**
* Constructor
*
* @param parent
* @param container
* @param type
*/
protected StateCapableContainer_1(
ObjectView_1_0 parent,
Container_1_0 container,
String type
) throws ServiceException {
this.parent = parent;
this.container = container;
this.selection = container.subMap(
getFilter(
parent,
(Path) ReducedJDOHelper.getObjectId(container),
type
)
);
this.defaultType = parent.getInteractionSpec() == null;
}
/**
* Constructor
*
* @param parent
* @param container
* @param criteria
* @param defaultType the core types have been set selected by default
*/
private StateCapableContainer_1(
ObjectView_1_0 parent,
Container_1_0 container,
QueryFilterRecord criteria,
boolean defaultType
){
this.parent = parent;
this.container = container;
this.selection = container.subMap(criteria);
this.defaultType = defaultType;
}
/**
* The core types have been set selected by default
*/
private final boolean defaultType;
protected final ObjectView_1_0 parent;
protected final Container_1_0 container;
protected final Container_1_0 selection;
private transient Set> entries;
private transient Set keys;
private transient Collection values;
private static final Collection TYPE_FEATURES = Arrays.asList(
SystemAttributes.OBJECT_CLASS,
SystemAttributes.OBJECT_INSTANCE_OF
);
/**
* Implements Serializable
*/
private static final long serialVersionUID = 1312568818384216689L;
/* (non-Javadoc)
* @see org.openmdx.base.accessor.generic.cci.Container_1_0#superSet()
*/
@Override
public Container_1_0 container(
) {
return this.container.container();
}
@Override
public Object jdoGetObjectId() {
return this.container.jdoGetObjectId();
}
@Override
public Object jdoGetTransactionalObjectId() {
return this.container.jdoGetTransactionalObjectId();
}
/* (non-Javadoc)
* @see org.openmdx.base.persistence.spi.PersistenceCapableContainer#openmdxjdoGetPersistenceManager()
*/
@Override
public PersistenceManager jdoGetPersistenceManager(){
return this.parent.jdoGetPersistenceManager();
}
/* (non-Javadoc)
* @see org.openmdx.base.persistence.spi.PersistenceCapableContainer#openmdxjdoGetPersistenceManager()
*/
@Override
public PersistenceManager openmdxjdoGetDataObjectManager() {
return this.container.openmdxjdoGetDataObjectManager();
}
@Override
public boolean jdoIsPersistent() {
return this.container.jdoIsPersistent();
}
@Override
public final Container_1_0 objGetDelegate(){
return this.selection;
}
/**
* Derive the filter from the state context
*
* @param type
* @param interactionSpec
*
* @return the corresponding filter
* @throws ServiceException
*/
protected Filter getFilter(
ObjectView_1_0 parent,
Path containerId,
String type
) throws ServiceException{
InteractionSpec interactionSpec = parent.getInteractionSpec();
if(interactionSpec instanceof DateStateContext) {
DateStateContext stateContext = (DateStateContext) interactionSpec;
List filter = new ArrayList();
filter.add(
new IsInstanceOfCondition(
"org:openmdx:state2:DateState"
)
);
switch(stateContext.getViewKind()) {
case TIME_RANGE_VIEW:
XMLGregorianCalendar validTo = stateContext.getValidTo();
if(validTo != null) {
filter.add(
new IsGreaterCondition(
Quantifier.FOR_ALL,
TechnicalAttributes.STATE_VALID_FROM, // LESS_THAN_OR_EQUAL
false,
validTo
)
);
}
XMLGregorianCalendar validFrom = stateContext.getValidFrom();
if(validFrom != null) {
filter.add(
new IsGreaterOrEqualCondition(
Quantifier.FOR_ALL,
TechnicalAttributes.STATE_VALID_TO,
true,
validFrom
)
);
}
filter.add(
new IsInCondition(
Quantifier.FOR_ALL,
SystemAttributes.REMOVED_AT,
true
)
);
break;
case TIME_POINT_VIEW:
XMLGregorianCalendar validAt = stateContext.getValidAt();
if(validAt != null) {
filter.add(
new IsGreaterCondition(
Quantifier.FOR_ALL,
TechnicalAttributes.STATE_VALID_FROM,
false, // IS_LESS_OR_EQUAL
validAt
)
);
filter.add(
new IsGreaterOrEqualCondition(
Quantifier.FOR_ALL,
TechnicalAttributes.STATE_VALID_TO,
true, // IS_GREATER_OR_EQUAL
validAt
)
);
}
Date existsAt = stateContext.getExistsAt();
if(existsAt == null) {
filter.add(
new IsInCondition(
Quantifier.FOR_ALL,
SystemAttributes.REMOVED_AT,
true // IS_IN
)
);
} else {
filter.add(
new IsGreaterCondition(
Quantifier.THERE_EXISTS,
SystemAttributes.CREATED_AT,
false, // IS_LESS_OR_EQUAL,
existsAt
)
);
filter.add(
new IsGreaterOrEqualCondition(
Quantifier.FOR_ALL,
SystemAttributes.REMOVED_AT,
true, // IS_GREATER_OR_EQUAL
existsAt
)
);
}
break;
}
return new Filter(filter, null, null);
} else if(interactionSpec instanceof DateTimeStateContext) {
throw new ServiceException(
BasicException.Code.DEFAULT_DOMAIN,
BasicException.Code.NOT_IMPLEMENTED,
"DateTimeState support not implemented yet",
new BasicException.Parameter("interactionSpec", interactionSpec)
);
} else if (type == null){
return null; // Extent
} else {
Model_1_0 model = parent.getModel();
Set values = new HashSet();
ModelElement_1_0 classDef = model.getDereferencedType(type);
values.add(classDef.getQualifiedName());
for(Object path : classDef.objGetList("allSubtype")) {
values.add(((Path)path).getLastSegment().toClassicRepresentation());
}
for(Iterator i = values.iterator(); i.hasNext();){
String v = i.next();
if(
model.isSubtypeOf(v, "org:openmdx:state2:BasicState") ||
"org:openmdx:state2:StateCapable".equals(v) ||
!model.isSubtypeOf(v, "org:openmdx:state2:StateCapable")
) {
i.remove();
}
}
return new Filter(
new IsInstanceOfCondition(
false, // exclude sub-classes
values.toArray(new String[values.size()])
)
);
}
}
private static boolean isTypeCondition(
ConditionRecord condition
){
return condition instanceof IsInstanceOfCondition || TYPE_FEATURES.contains(condition.getFeature());
}
private static boolean isInstanceOfCondition(
ConditionRecord condition
){
return SystemAttributes.OBJECT_INSTANCE_OF.equals(condition.getFeature());
}
private ConditionRecord toCoreCondition(
ConditionRecord condition
) throws ServiceException{
if(isInstanceOfCondition(condition)){
Model_1_0 model = this.parent.getModel();
Set values = new HashSet();
for(Object qualifiedTypeName : condition.getValue()) {
ModelElement_1_0 classDef = model.getDereferencedType(qualifiedTypeName);
values.add(classDef.getQualifiedName());
for(Object path : classDef.objGetList("allSubtype")) {
values.add(((Path)path).getLastSegment().toClassicRepresentation());
}
}
for(Iterator i = values.iterator(); i.hasNext();){
String v = i.next();
if(
model.isSubtypeOf(v, "org:openmdx:state2:BasicState") ||
"org:openmdx:state2:StateCapable".equals(v) || !model.isSubtypeOf(v, "org:openmdx:state2:StateCapable")
) {
i.remove();
}
}
return new IsInstanceOfCondition(
false,
values.toArray(new String[values.size()])
);
} else {
return condition;
}
}
private boolean isStateFilter(
ConditionRecord condition
){
Model_1_0 model = this.parent.getModel();
for(Object value : condition.getValue()) {
try {
if(model.isSubtypeOf(value, "org:openmdx:state2:BasicState")) {
return true;
}
} catch (ServiceException exception) {
exception.log();
}
}
return false;
}
/* (non-Javadoc)
* @see org.openmdx.base.collection.FilterableMap#subMap(java.lang.Object)
*/
@Override
public Container_1_0 subMap(QueryFilterRecord filter) {
if(filter == null) {
return this;
} else {
ViewKind viewKind = this.getViewKind();
boolean typed = false;
if(viewKind != ViewKind.TIME_POINT_VIEW){
boolean stated = false;
for(
ListIterator i = filter.getCondition().listIterator();
i.hasNext();
){
ConditionRecord condition = i.next();
if(isTypeCondition(condition)) {
if(viewKind == null) {
if(isStateFilter(condition)) {
//
// This mode is used by DateStateViews internally!
//
stated = true;
} else if (!stated) {
try {
i.set(this.toCoreCondition(condition));
} catch (ServiceException exception) {
throw new IllegalArgumentException(exception);
}
}
} else {
throw new UnsupportedOperationException(
"State queries require a time point view: " +
this.parent.getInteractionSpec()
);
}
typed = true;
}
}
}
return new StateCapableContainer_1(
this.parent,
typed && this.defaultType ? this.container : this.selection,
filter,
false
);
}
}
/**
* Tests whether at least one state is selected
*
* @param object
*
* @return true if at least one state is selected
*/
private boolean hasStates(
DataObject_1_0 value
){
if(value == null) {
return false;
} else {
Container_1_0 states = this.selection.subMap(
new Filter(
new IsInCondition(
Quantifier.THERE_EXISTS,
SystemAttributes.CORE,
true, // IS_IN,
value.jdoIsPersistent() ? value.jdoGetObjectId() : value.jdoGetTransactionalObjectId()
)
)
);
return !states.isEmpty();
}
}
/* (non-Javadoc)
* @see org.openmdx.base.collection.FilterableMap#values(java.lang.Object)
*/
@Override
public List values(
FetchPlan fetchPlan, FeatureOrderRecord... criteria
) {
return this.selection.values(fetchPlan, criteria);
}
/* (non-Javadoc)
* @see org.openmdx.base.accessor.cci.Container_1_0#processAll(FetchPlan, FeatureOrderRecord[], Consumer)
*/
@Override
public void processAll(
FetchPlan fetchPlan,
FeatureOrderRecord[] criteria,
Consumer consumer
) {
this.selection.processAll(fetchPlan, criteria, consumer);
}
/* (non-Javadoc)
* @see java.util.Map#clear()
*/
@Override
public void clear() {
this.keySet().clear();
}
/* (non-Javadoc)
* @see java.util.Map#containsKey(java.lang.Object)
*/
@Override
public boolean containsKey(Object key) {
return hasStates(this.container.get(key));
}
/* (non-Javadoc)
* @see java.util.Map#containsValue(java.lang.Object)
*/
@Override
public boolean containsValue(
Object value
) {
return this.container.containsValue(value) && hasStates((DataObject_1_0) value);
}
/* (non-Javadoc)
* @see java.util.Map#entrySet()
*/
@Override
public Set> entrySet() {
if(this.entries == null) {
this.entries = new AbstractSet>() {
@Override
public Iterator> iterator() {
return new EntryIterator();
}
@Override
public int size() {
return StateCapableContainer_1.this.size();
}
@Override
public boolean isEmpty() {
return StateCapableContainer_1.this.isEmpty();
}
};
}
return this.entries;
}
/* (non-Javadoc)
* @see java.util.Map#get(java.lang.Object)
*/
@Override
public DataObject_1_0 get(Object key) {
//
// TODO For some reason we may not return null if there are no states...
//
return this.container.get(key);
}
/* (non-Javadoc)
* @see java.util.Map#isEmpty()
*/
@Override
public boolean isEmpty() {
return this.selection.isEmpty();
}
/* (non-Javadoc)
* @see java.util.Map#keySet()
*/
@Override
public Set keySet() {
if(this.keys == null) {
this.keys = new AbstractSet() {
@Override
public Iterator iterator() {
return new KeyIterator();
}
@Override
public int size() {
return StateCapableContainer_1.this.size();
}
@Override
public boolean isEmpty() {
return StateCapableContainer_1.this.isEmpty();
}
/* (non-Javadoc)
* @see java.util.AbstractCollection#contains(java.lang.Object)
*/
@Override
public boolean contains(Object o) {
return StateCapableContainer_1.this.containsValue(o);
}
};
}
return this.keys;
}
/* (non-Javadoc)
* @see java.util.Map#put(java.lang.Object, java.lang.Object)
*/
@Override
public DataObject_1_0 put(String key, DataObject_1_0 value) {
return this.selection.put(key, value);
}
/* (non-Javadoc)
* @see java.util.Map#putAll(java.util.Map)
*/
@Override
public void putAll(Map t) {
throw new UnsupportedOperationException();
}
/**
* Determine the container's view
*
* @return the container's view
*/
private ViewKind getViewKind(){
InteractionSpec interactionSpec = this.parent.getInteractionSpec();
return interactionSpec instanceof DateStateContext ?
((DateStateContext)interactionSpec).getViewKind() :
null;
}
/**
* Remove internally
*
* @param key
* @param object
*/
void remove(
String key,
DataObject_1_0 object
){
try {
if(this.getViewKind() != ViewKind.TIME_RANGE_VIEW){
throw new UnsupportedOperationException(
"Inappropriate context for state view modification: " +
this.parent.getInteractionSpec()
);
}
Container_1_0 viewContainer = this.parent.objGetContainer(
((TransientContainerId)this.container.jdoGetTransactionalObjectId()).getFeature()
);
this.parent.jdoGetPersistenceManager().deletePersistent(
viewContainer.get(key)
);
} catch (ServiceException exception) {
throw new RuntimeServiceException(exception);
}
}
/* (non-Javadoc)
* @see java.util.Map#remove(java.lang.Object)
*/
@Override
public DataObject_1_0 remove(
Object key
) {
DataObject_1_0 value = this.get(key);
if(value != null){
remove((String)key, value);
}
return value;
}
/* (non-Javadoc)
* @see java.util.Map#size()
*/
@Override
public int size() {
return getSnapShot().size();
}
/* (non-Javadoc)
* @see java.util.Map#values()
*/
@Override
public Collection values() {
if(this.values == null) {
this.values = new AbstractCollection(){
@Override
public Iterator iterator() {
return new ValueIterator();
}
@Override
public int size() {
return StateCapableContainer_1.this.size();
}
@Override
public boolean isEmpty() {
return StateCapableContainer_1.this.isEmpty();
}
/* (non-Javadoc)
* @see java.util.AbstractCollection#contains(java.lang.Object)
*/
@Override
public boolean contains(Object o) {
return StateCapableContainer_1.this.containsValue(o);
}
};
}
return this.values;
}
/* (non-Javadoc)
* @see org.openmdx.base.accessor.cci.Container_1_0#retrieve()
*/
@Override
public void openmdxjdoRetrieve(FetchPlan fetchPlan) {
this.selection.openmdxjdoRetrieve(fetchPlan);
}
@Override
public boolean isRetrieved() {
return this.selection.isRetrieved();
}
/* (non-Javadoc)
* @see org.openmdx.base.persistence.spi.PersistenceCapableContainer#openmdxjdoEvict()
*/
@Override
public void openmdxjdoEvict(boolean allMembers, boolean allSubSets) {
this.selection.openmdxjdoEvict(allMembers, allSubSets);
}
/* (non-Javadoc)
* @see org.openmdx.base.accessor.cci.Container_1_0#refreshAll()
*/
@Override
public void openmdxjdoRefresh() {
this.selection.openmdxjdoRefresh();
}
/* (non-Javadoc)
* @see java.util.AbstractCollection#toString()
*/
@Override
public String toString() {
return this.selection.toString();
}
/**
* Derive the key from the qualifier
*
* @param qualifier
*
* @return the derived key
*/
private String toKey(
String qualifier
){
Optional coreComponent = ClassicSegments.getCoreComponentFromAspectQualifierPlaceholder(qualifier);
if(!coreComponent.isPresent()) {
coreComponent = ClassicSegments.getCoreComponentFromAspectQualifier(qualifier);
}
return coreComponent.isPresent() ? coreComponent.get() : qualifier;
}
/**
* A snapshot is required in order to allow state creation or removal during iteration
*
* @return a snapshot
*/
Map getSnapShot(){
if(StateCapableContainer_1.this.container.isEmpty()) {
return Collections.emptyMap();
} else {
Map snapshot = new HashMap();
for(String qualifier : this.selection.keySet()) {
String key = toKey(qualifier);
DataObject_1_0 value = this.container.get(key);
if(value != null) {
snapshot.put(key, value);
}
}
return snapshot;
}
}
//-------------------------------------------------------------------------
// Implements PersistenceCapable
//-------------------------------------------------------------------------
/* (non-Javadoc)
* @see javax.jdo.spi.PersistenceCapable#jdoReplaceStateManager(javax.jdo.spi.StateManager)
*/
@Override
public void jdoReplaceStateManager(
StateManager sm
) throws SecurityException {
throw new UnsupportedOperationException("Not supported by persistence capable collections");
}
/* (non-Javadoc)
* @see javax.jdo.spi.PersistenceCapable#jdoProvideField(int)
*/
@Override
public void jdoProvideField(int fieldNumber) {
throw new UnsupportedOperationException("Not supported by persistence capable collections");
}
/* (non-Javadoc)
* @see javax.jdo.spi.PersistenceCapable#jdoProvideFields(int[])
*/
@Override
public void jdoProvideFields(int[] fieldNumbers) {
throw new UnsupportedOperationException("Not supported by persistence capable collections");
}
/* (non-Javadoc)
* @see javax.jdo.spi.PersistenceCapable#jdoReplaceField(int)
*/
@Override
public void jdoReplaceField(int fieldNumber) {
throw new UnsupportedOperationException("Not supported by persistence capable collections");
}
/* (non-Javadoc)
* @see javax.jdo.spi.PersistenceCapable#jdoReplaceFields(int[])
*/
@Override
public void jdoReplaceFields(int[] fieldNumbers) {
throw new UnsupportedOperationException("Not supported by persistence capable collections");
}
/* (non-Javadoc)
* @see javax.jdo.spi.PersistenceCapable#jdoReplaceFlags()
*/
@Override
public void jdoReplaceFlags() {
throw new UnsupportedOperationException("Not supported by persistence capable collections");
}
/* (non-Javadoc)
* @see javax.jdo.spi.PersistenceCapable#jdoCopyFields(java.lang.Object, int[])
*/
@Override
public void jdoCopyFields(Object other, int[] fieldNumbers) {
throw new UnsupportedOperationException("Not supported by persistence capable collections");
}
/* (non-Javadoc)
* @see javax.jdo.spi.PersistenceCapable#jdoMakeDirty(java.lang.String)
*/
@Override
public void jdoMakeDirty(String fieldName) {
throw new UnsupportedOperationException("Not supported by persistence capable collections");
}
/* (non-Javadoc)
* @see javax.jdo.spi.PersistenceCapable#jdoGetVersion()
*/
@Override
public Object jdoGetVersion() {
throw new UnsupportedOperationException("Not supported by persistence capable collections");
}
/* (non-Javadoc)
* @see javax.jdo.spi.PersistenceCapable#jdoIsDirty()
*/
@Override
public boolean jdoIsDirty() {
throw new UnsupportedOperationException("Not supported by persistence capable collections");
}
/* (non-Javadoc)
* @see javax.jdo.spi.PersistenceCapable#jdoIsTransactional()
*/
@Override
public boolean jdoIsTransactional() {
throw new UnsupportedOperationException("Not supported by persistence capable collections");
}
/* (non-Javadoc)
* @see javax.jdo.spi.PersistenceCapable#jdoIsNew()
*/
@Override
public boolean jdoIsNew() {
throw new UnsupportedOperationException("Not supported by persistence capable collections");
}
/* (non-Javadoc)
* @see javax.jdo.spi.PersistenceCapable#jdoIsDeleted()
*/
@Override
public boolean jdoIsDeleted() {
throw new UnsupportedOperationException("Not supported by persistence capable collections");
}
/* (non-Javadoc)
* @see javax.jdo.spi.PersistenceCapable#jdoIsDetached()
*/
@Override
public boolean jdoIsDetached() {
throw new UnsupportedOperationException("Not supported by persistence capable collections");
}
/* (non-Javadoc)
* @see javax.jdo.spi.PersistenceCapable#jdoNewInstance(javax.jdo.spi.StateManager)
*/
@Override
public PersistenceCapable jdoNewInstance(StateManager sm) {
throw new UnsupportedOperationException("Not supported by persistence capable collections");
}
/* (non-Javadoc)
* @see javax.jdo.spi.PersistenceCapable#jdoNewInstance(javax.jdo.spi.StateManager, java.lang.Object)
*/
@Override
public PersistenceCapable jdoNewInstance(StateManager sm, Object oid) {
throw new UnsupportedOperationException("Not supported by persistence capable collections");
}
/* (non-Javadoc)
* @see javax.jdo.spi.PersistenceCapable#jdoNewObjectIdInstance()
*/
@Override
public Object jdoNewObjectIdInstance() {
throw new UnsupportedOperationException("Not supported by persistence capable collections");
}
/* (non-Javadoc)
* @see javax.jdo.spi.PersistenceCapable#jdoNewObjectIdInstance(java.lang.Object)
*/
@Override
public Object jdoNewObjectIdInstance(Object o) {
throw new UnsupportedOperationException("Not supported by persistence capable collections");
}
/* (non-Javadoc)
* @see javax.jdo.spi.PersistenceCapable#jdoCopyKeyFieldsToObjectId(java.lang.Object)
*/
@Override
public void jdoCopyKeyFieldsToObjectId(Object oid) {
throw new UnsupportedOperationException("Not supported by persistence capable collections");
}
/* (non-Javadoc)
* @see javax.jdo.spi.PersistenceCapable#jdoCopyKeyFieldsToObjectId(javax.jdo.spi.PersistenceCapable.ObjectIdFieldSupplier, java.lang.Object)
*/
@Override
public void jdoCopyKeyFieldsToObjectId(ObjectIdFieldSupplier fm, Object oid) {
throw new UnsupportedOperationException("Not supported by persistence capable collections");
}
/* (non-Javadoc)
* @see javax.jdo.spi.PersistenceCapable#jdoCopyKeyFieldsFromObjectId(javax.jdo.spi.PersistenceCapable.ObjectIdFieldConsumer, java.lang.Object)
*/
@Override
public void jdoCopyKeyFieldsFromObjectId(
ObjectIdFieldConsumer fm,
Object oid
) {
throw new UnsupportedOperationException("Not supported by persistence capable collections");
}
//-------------------------------------------------------------------------
// Class KeyIterator
//-------------------------------------------------------------------------
/**
* Key Iterator
*/
class KeyIterator implements Iterator {
/**
* An entry set iterator
*/
private final Iterator> delegate = new EntryIterator();
@Override
public boolean hasNext() {
return this.delegate.hasNext();
}
@Override
public String next() {
return this.delegate.next().getKey();
}
@Override
public void remove() {
this.delegate.remove();
}
}
//------------------------------------------------------------------------
// Class ValueIterator
//------------------------------------------------------------------------
/**
* Value Iterator
*/
class ValueIterator implements Iterator {
/**
* An entry set iterator
*/
private final Iterator> delegate = new EntryIterator();
@Override
public boolean hasNext() {
return this.delegate.hasNext();
}
@Override
public DataObject_1_0 next() {
return this.delegate.next().getValue();
}
@Override
public void remove() {
this.delegate.remove();
}
}
//-------------------------------------------------------------------------
// Class EntryIterator
//-------------------------------------------------------------------------
/**
* Entry Iterator
*/
class EntryIterator implements Iterator> {
/**
* The snapshot iterator
*/
private final Iterator> delegate = StateCapableContainer_1.this.getSnapShot().entrySet().iterator();
/**
* The current element
*/
Map.Entry current;
@Override
public boolean hasNext() {
return this.delegate.hasNext();
}
@Override
public Map.Entry next() {
this.current = this.delegate.next();
return new Map.Entry (){
public String getKey() {
return EntryIterator.this.current.getKey();
}
public DataObject_1_0 getValue() {
return EntryIterator.this.current.getValue();
}
public DataObject_1_0 setValue(DataObject_1_0 value) {
throw new UnsupportedOperationException();
}
};
}
@Override
public void remove() {
this.delegate.remove();
StateCapableContainer_1.this.remove(
this.current.getKey(),
this.current.getValue()
);
}
}
}
