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org.openmdx.base.persistence.spi.ExtentCollection Maven / Gradle / Ivy
/*
* ====================================================================
* Project: openMDX/Core, http://www.openmdx.org/
* Description: ExtentCollection
* Owner: OMEX AG, Switzerland, http://www.omex.ch
* ====================================================================
*
* This software is published under the BSD license as listed below.
*
* Copyright (c) 2009-2010, 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.base.persistence.spi;
import java.util.AbstractCollection;
import java.util.Collection;
import java.util.Iterator;
import javax.jdo.Extent;
import javax.jdo.FetchPlan;
import javax.jdo.PersistenceManager;
import javax.jdo.Query;
import javax.jdo.spi.PersistenceCapable;
import javax.jdo.spi.StateManager;
import org.openmdx.base.naming.Path;
/**
* Extent Collection
*/
public final class ExtentCollection extends AbstractCollection implements PersistenceCapableCollection{
/**
* Constructor
*
* @param extent
* @param xriPattern
*/
public ExtentCollection(
Extent extent,
Path xriPattern
){
this.extent = extent;
this.pattern = xriPattern;
}
/**
*
*/
private final Extent extent;
/**
*
*/
private final Path pattern;
/**
* Retrieve the delegate lazily
*/
private transient Collection delegate;
/**
* Retrieve extent.
*
* @return Returns the extent.
*/
public Extent getExtent() {
return this.extent;
}
/**
* Retrieve pattern.
*
* @return Returns the pattern.
*/
public Path getPattern() {
return this.pattern;
}
/**
* Retrieve the delegate lazily
*
* @return the delegate
*/
@SuppressWarnings("unchecked")
private Collection getDelegate(
){
if(this.delegate == null){
Query query = this.extent.getPersistenceManager().newQuery(
this.extent
);
query.setCandidates(this);
this.delegate = (Collection) query.execute();
}
return this.delegate;
}
/* (non-Javadoc)
* @see java.util.AbstractCollection#iterator()
*/
@Override
public Iterator iterator() {
return getDelegate().iterator();
}
/* (non-Javadoc)
* @see java.util.AbstractCollection#size()
*/
@Override
public int size() {
return getDelegate().size();
}
/**
* The identity is modelled as String
*
* @param pattern
*
* @return a JDO compliant String pattern
*/
public static String toIdentityPattern(
Path pattern
){
return pattern.toXRI().replace(".", "\\.");
}
//------------------------------------------------------------------------
// Implements PersistenceCapableCollection
//------------------------------------------------------------------------
PersistenceCapableCollection pcc;
/**
* @return
* @see org.openmdx.base.persistence.spi.PersistenceCapableCollection#openmdxjdoGetDataObjectManager()
*/
public PersistenceManager openmdxjdoGetDataObjectManager() {
return ((PersistenceCapableCollection)getDelegate()).openmdxjdoGetDataObjectManager();
}
/**
* @param allMembers
* @param allSubSets
* @see org.openmdx.base.persistence.spi.PersistenceCapableCollection#openmdxjdoEvict(boolean, boolean)
*/
public void openmdxjdoEvict(boolean allMembers, boolean allSubSets) {
((PersistenceCapableCollection)getDelegate()).openmdxjdoEvict(allMembers, allSubSets);
}
/**
*
* @see org.openmdx.base.persistence.spi.PersistenceCapableCollection#openmdxjdoRefresh()
*/
public void openmdxjdoRefresh() {
((PersistenceCapableCollection)getDelegate()).openmdxjdoRefresh();
}
/**
* @param fetchPlan
* @see org.openmdx.base.persistence.spi.PersistenceCapableCollection#openmdxjdoRetrieve(javax.jdo.FetchPlan)
*/
public void openmdxjdoRetrieve(FetchPlan fetchPlan) {
((PersistenceCapableCollection)getDelegate()).openmdxjdoRetrieve(fetchPlan);
}
/**
* @return
* @see javax.jdo.spi.PersistenceCapable#jdoGetPersistenceManager()
*/
public PersistenceManager jdoGetPersistenceManager() {
return ((PersistenceCapableCollection)getDelegate()).jdoGetPersistenceManager();
}
/**
* @param sm
* @throws SecurityException
* @see javax.jdo.spi.PersistenceCapable#jdoReplaceStateManager(javax.jdo.spi.StateManager)
*/
public void jdoReplaceStateManager(StateManager sm)
throws SecurityException {
((PersistenceCapableCollection)getDelegate()).jdoReplaceStateManager(sm);
}
/**
* @param fieldNumber
* @see javax.jdo.spi.PersistenceCapable#jdoProvideField(int)
*/
public void jdoProvideField(int fieldNumber) {
((PersistenceCapableCollection)getDelegate()).jdoProvideField(fieldNumber);
}
/**
* @param fieldNumbers
* @see javax.jdo.spi.PersistenceCapable#jdoProvideFields(int[])
*/
public void jdoProvideFields(int[] fieldNumbers) {
((PersistenceCapableCollection)getDelegate()).jdoProvideFields(fieldNumbers);
}
/**
* @param fieldNumber
* @see javax.jdo.spi.PersistenceCapable#jdoReplaceField(int)
*/
public void jdoReplaceField(int fieldNumber) {
((PersistenceCapableCollection)getDelegate()).jdoReplaceField(fieldNumber);
}
/**
* @param fieldNumbers
* @see javax.jdo.spi.PersistenceCapable#jdoReplaceFields(int[])
*/
public void jdoReplaceFields(int[] fieldNumbers) {
((PersistenceCapableCollection)getDelegate()).jdoReplaceFields(fieldNumbers);
}
/**
*
* @see javax.jdo.spi.PersistenceCapable#jdoReplaceFlags()
*/
public void jdoReplaceFlags() {
((PersistenceCapableCollection)getDelegate()).jdoReplaceFlags();
}
/**
* @param other
* @param fieldNumbers
* @see javax.jdo.spi.PersistenceCapable#jdoCopyFields(java.lang.Object, int[])
*/
public void jdoCopyFields(Object other, int[] fieldNumbers) {
((PersistenceCapableCollection)getDelegate()).jdoCopyFields(other, fieldNumbers);
}
/**
* @param fieldName
* @see javax.jdo.spi.PersistenceCapable#jdoMakeDirty(java.lang.String)
*/
public void jdoMakeDirty(String fieldName) {
((PersistenceCapableCollection)getDelegate()).jdoMakeDirty(fieldName);
}
/**
* @return
* @see javax.jdo.spi.PersistenceCapable#jdoGetObjectId()
*/
public Object jdoGetObjectId() {
return ((PersistenceCapableCollection)getDelegate()).jdoGetObjectId();
}
/**
* @return
* @see javax.jdo.spi.PersistenceCapable#jdoGetTransactionalObjectId()
*/
public Object jdoGetTransactionalObjectId() {
return ((PersistenceCapableCollection)getDelegate()).jdoGetTransactionalObjectId();
}
/**
* @return
* @see javax.jdo.spi.PersistenceCapable#jdoGetVersion()
*/
public Object jdoGetVersion() {
return ((PersistenceCapableCollection)getDelegate()).jdoGetVersion();
}
/**
* @return
* @see javax.jdo.spi.PersistenceCapable#jdoIsDirty()
*/
public boolean jdoIsDirty() {
return ((PersistenceCapableCollection)getDelegate()).jdoIsDirty();
}
/**
* @return
* @see javax.jdo.spi.PersistenceCapable#jdoIsTransactional()
*/
public boolean jdoIsTransactional() {
return ((PersistenceCapableCollection)getDelegate()).jdoIsTransactional();
}
/**
* @return
* @see javax.jdo.spi.PersistenceCapable#jdoIsPersistent()
*/
public boolean jdoIsPersistent() {
return ((PersistenceCapableCollection)getDelegate()).jdoIsPersistent();
}
/**
* @return
* @see javax.jdo.spi.PersistenceCapable#jdoIsNew()
*/
public boolean jdoIsNew() {
return ((PersistenceCapableCollection)getDelegate()).jdoIsNew();
}
/**
* @return
* @see javax.jdo.spi.PersistenceCapable#jdoIsDeleted()
*/
public boolean jdoIsDeleted() {
return ((PersistenceCapableCollection)getDelegate()).jdoIsDeleted();
}
/**
* @return
* @see javax.jdo.spi.PersistenceCapable#jdoIsDetached()
*/
public boolean jdoIsDetached() {
return ((PersistenceCapableCollection)getDelegate()).jdoIsDetached();
}
/**
* @param sm
* @return
* @see javax.jdo.spi.PersistenceCapable#jdoNewInstance(javax.jdo.spi.StateManager)
*/
public PersistenceCapable jdoNewInstance(StateManager sm) {
return ((PersistenceCapableCollection)getDelegate()).jdoNewInstance(sm);
}
/**
* @param sm
* @param oid
* @return
* @see javax.jdo.spi.PersistenceCapable#jdoNewInstance(javax.jdo.spi.StateManager, java.lang.Object)
*/
public PersistenceCapable jdoNewInstance(StateManager sm, Object oid) {
return ((PersistenceCapableCollection)getDelegate()).jdoNewInstance(sm, oid);
}
/**
* @return
* @see javax.jdo.spi.PersistenceCapable#jdoNewObjectIdInstance()
*/
public Object jdoNewObjectIdInstance() {
return ((PersistenceCapableCollection)getDelegate()).jdoNewObjectIdInstance();
}
/**
* @param o
* @return
* @see javax.jdo.spi.PersistenceCapable#jdoNewObjectIdInstance(java.lang.Object)
*/
public Object jdoNewObjectIdInstance(Object o) {
return ((PersistenceCapableCollection)getDelegate()).jdoNewObjectIdInstance(o);
}
/**
* @param oid
* @see javax.jdo.spi.PersistenceCapable#jdoCopyKeyFieldsToObjectId(java.lang.Object)
*/
public void jdoCopyKeyFieldsToObjectId(Object oid) {
((PersistenceCapableCollection)getDelegate()).jdoCopyKeyFieldsToObjectId(oid);
}
/**
* @param fm
* @param oid
* @see javax.jdo.spi.PersistenceCapable#jdoCopyKeyFieldsToObjectId(javax.jdo.spi.PersistenceCapable.ObjectIdFieldSupplier, java.lang.Object)
*/
public void jdoCopyKeyFieldsToObjectId(ObjectIdFieldSupplier fm, Object oid) {
((PersistenceCapableCollection)getDelegate()).jdoCopyKeyFieldsToObjectId(fm, oid);
}
/**
* @param fm
* @param oid
* @see javax.jdo.spi.PersistenceCapable#jdoCopyKeyFieldsFromObjectId(javax.jdo.spi.PersistenceCapable.ObjectIdFieldConsumer, java.lang.Object)
*/
public void jdoCopyKeyFieldsFromObjectId(
ObjectIdFieldConsumer fm,
Object oid) {
((PersistenceCapableCollection)getDelegate()).jdoCopyKeyFieldsFromObjectId(fm, oid);
}
}
