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/*
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* Hibernate, Relational Persistence for Idiomatic Java
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*
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* License: GNU Lesser General Public License (LGPL), version 2.1 or later.
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* See the lgpl.txt file in the root directory or <http://www.gnu.org/licenses/lgpl-2.1.html>.
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*/
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package org.hibernate.collection.internal;
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import java.io.Serializable;
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import java.lang.reflect.Field;
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import java.util.ArrayList;
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import java.util.Collection;
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import java.util.Collections;
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import java.util.HashSet;
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import java.util.Iterator;
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import java.util.List;
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import java.util.ListIterator;
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import java.util.Map;
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import org.hibernate.AssertionFailure;
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import org.hibernate.FlushMode;
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import org.hibernate.HibernateException;
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import org.hibernate.LazyInitializationException;
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import org.hibernate.Session;
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import org.hibernate.collection.spi.PersistentCollection;
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import org.hibernate.engine.internal.ForeignKeys;
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import org.hibernate.engine.spi.CollectionEntry;
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import org.hibernate.engine.spi.EntityEntry;
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import org.hibernate.engine.spi.PersistenceContext;
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import org.hibernate.engine.spi.SessionFactoryImplementor;
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import org.hibernate.engine.spi.SessionImplementor;
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import org.hibernate.engine.spi.SharedSessionContractImplementor;
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import org.hibernate.engine.spi.Status;
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import org.hibernate.engine.spi.TypedValue;
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import org.hibernate.internal.CoreLogging;
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import org.hibernate.internal.CoreMessageLogger;
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import org.hibernate.internal.SessionFactoryRegistry;
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import org.hibernate.internal.util.MarkerObject;
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import org.hibernate.internal.util.collections.IdentitySet;
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import org.hibernate.persister.collection.CollectionPersister;
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import org.hibernate.persister.entity.EntityPersister;
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import org.hibernate.pretty.MessageHelper;
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import org.hibernate.resource.transaction.spi.TransactionStatus;
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import org.hibernate.type.CompositeType;
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import org.hibernate.type.IntegerType;
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import org.hibernate.type.LongType;
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import org.hibernate.type.PostgresUUIDType;
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import org.hibernate.type.StringType;
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import org.hibernate.type.Type;
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import org.hibernate.type.UUIDBinaryType;
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import org.hibernate.type.UUIDCharType;
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import eu.etaxonomy.cdm.api.application.CdmApplicationRemoteConfiguration;
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import eu.etaxonomy.cdm.cache.ProxyUtils;
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import eu.etaxonomy.cdm.model.common.CdmBase;
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import eu.etaxonomy.taxeditor.remoting.CdmEagerLoadingException;
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import eu.etaxonomy.taxeditor.service.ICachedCommonService;
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/**
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* Base class implementing {@link org.hibernate.collection.spi.PersistentCollection}
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*
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* This is an extended copy of the original class from hibernate. It has been extended to
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* allow making remote service calls to spring httpinvoker services (see section at the bottom
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* of this class).
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*
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* NOTE: For updating this class to the latest hibernate version, update the serialVersionUID as
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* described above, copy the new class to the old class BUT keep those 5 places marked with
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* ##REMOTING-KEEP##
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*
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* @author Gavin King
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* @author Cherian Mathew
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*/
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public abstract class AbstractPersistentCollection implements Serializable, PersistentCollection {
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private static final CoreMessageLogger LOG = CoreLogging.messageLogger( AbstractPersistentCollection.class );
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/**
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* <b>IMPORTANT:</b><br>
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* This serialVersionUID must be kept in sync with the serialVersionUID which is generated
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* on the fly for serialized AbstractPersistentCollection objects coming from the httpInvoker
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* service.
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* This is most probably necessary after updating hibernate to a newer version. In any case
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* it the need for updating this <code>serialVersionUID</code> becomes obvious when the attempt
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* to connect to the server side fails with an <code>InvalidClassException</code>:
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*
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* <pre>
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* java.io.InvalidClassException: org.hibernate.collection.internal.AbstractPersistentCollection;
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* local class incompatible:
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* stream classdesc serialVersionUID = 2742261122392386159,
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* local class serialVersionUID = -7238232378593030571
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* </pre>
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* The correct <code>serialVersionUID</code> is the <code>stream classdesc serialVersionUID</code>
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* from the error message.
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*/
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private static final long serialVersionUID = 6275967693128102740L;
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private transient SharedSessionContractImplementor session;
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private boolean isTempSession = false;
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private boolean initialized;
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private transient List<DelayedOperation> operationQueue;
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private transient boolean directlyAccessible;
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private transient boolean initializing;
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private Object owner;
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private int cachedSize = -1;
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private String role;
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private Serializable key;
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// collections detect changes made via their public interface and mark
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// themselves as dirty as a performance optimization
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private boolean dirty;
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protected boolean elementRemoved;
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private Serializable storedSnapshot;
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private String sessionFactoryUuid;
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private boolean allowLoadOutsideTransaction;
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/**
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* Not called by Hibernate, but used by non-JDK serialization,
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* eg. SOAP libraries.
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*/
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public AbstractPersistentCollection() {
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}
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protected AbstractPersistentCollection(SharedSessionContractImplementor session) {
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this.session = session;
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}
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/**
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* @deprecated {@link #AbstractPersistentCollection(SharedSessionContractImplementor)} should be used instead.
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*/
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@Deprecated
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protected AbstractPersistentCollection(SessionImplementor session) {
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this( (SharedSessionContractImplementor) session );
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}
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@Override
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public final String getRole() {
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return role;
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}
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@Override
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public final Serializable getKey() {
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return key;
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}
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@Override
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public final boolean isUnreferenced() {
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return role == null;
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}
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@Override
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public final boolean isDirty() {
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return dirty;
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}
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@Override
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public boolean isElementRemoved() {
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return elementRemoved;
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}
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@Override
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public final void clearDirty() {
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dirty = false;
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elementRemoved = false;
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}
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@Override
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public final void dirty() {
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dirty = true;
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}
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@Override
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public final Serializable getStoredSnapshot() {
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return storedSnapshot;
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}
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//Careful: these methods do not initialize the collection.
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@Override
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public abstract boolean empty();
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/**
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* Called by any read-only method of the collection interface
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*/
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protected final void read() {
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initialize( false );
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}
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/**
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* Called by the {@link Collection#size} method
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*/
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@SuppressWarnings({"JavaDoc"})
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protected boolean readSize() {
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if ( !initialized ) {
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if ( cachedSize != -1 && !hasQueuedOperations() ) {
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return true;
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}
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else {
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//##REMOTING-KEEP##
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// In remoting we are sure that session is null
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// both when using property paths and switching off conversations
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if(session == null && remoting) {
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LOG.info("--> readSize, of " + getRole() + " with key " + getKey());
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read();
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} else {
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//keep formatting below to ease update to newer hibernate version
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//##REMOTING-KEEP END##
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final boolean isExtraLazy = withTemporarySessionIfNeeded(
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new LazyInitializationWork<Boolean>() {
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@Override
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public Boolean doWork() {
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final CollectionEntry entry = session.getPersistenceContextInternal().getCollectionEntry( AbstractPersistentCollection.this );
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if ( entry != null ) {
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final CollectionPersister persister = entry.getLoadedPersister();
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if ( persister.isExtraLazy() ) {
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if ( hasQueuedOperations() ) {
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session.flush();
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}
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cachedSize = persister.getSize( entry.getLoadedKey(), session );
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return true;
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}
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else {
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read();
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}
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}
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else{
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throwLazyInitializationExceptionIfNotConnected();
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}
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return false;
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}
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}
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);
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if ( isExtraLazy ) {
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return true;
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}
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}
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}
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}
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return false;
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}
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/**
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* TBH not sure why this is public
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*
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* @param <T> The java type of the return for this LazyInitializationWork
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*/
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public static interface LazyInitializationWork<T> {
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/**
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* Do the represented work and return the result.
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*
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* @return The result
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*/
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public T doWork();
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}
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private <T> T withTemporarySessionIfNeeded(LazyInitializationWork<T> lazyInitializationWork) {
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SharedSessionContractImplementor tempSession = null;
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if ( session == null ) {
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if ( allowLoadOutsideTransaction ) {
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tempSession = openTemporarySessionForLoading();
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}
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else {
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throwLazyInitializationException( "could not initialize proxy - no Session" );
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}
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}
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else if ( !session.isOpenOrWaitingForAutoClose() ) {
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if ( allowLoadOutsideTransaction ) {
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tempSession = openTemporarySessionForLoading();
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}
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else {
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throwLazyInitializationException( "could not initialize proxy - the owning Session was closed" );
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}
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}
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else if ( !session.isConnected() ) {
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if ( allowLoadOutsideTransaction ) {
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tempSession = openTemporarySessionForLoading();
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}
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else {
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throwLazyInitializationException( "could not initialize proxy - the owning Session is disconnected" );
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}
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}
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SharedSessionContractImplementor originalSession = null;
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boolean isJTA = false;
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if ( tempSession != null ) {
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isTempSession = true;
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originalSession = session;
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session = tempSession;
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isJTA = session.getTransactionCoordinator().getTransactionCoordinatorBuilder().isJta();
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if ( !isJTA ) {
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// Explicitly handle the transactions only if we're not in
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// a JTA environment. A lazy loading temporary session can
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// be created even if a current session and transaction are
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// open (ex: session.clear() was used). We must prevent
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// multiple transactions.
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( (Session) session ).beginTransaction();
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}
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session.getPersistenceContextInternal().addUninitializedDetachedCollection(
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session.getFactory().getCollectionPersister( getRole() ),
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this
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);
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}
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try {
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return lazyInitializationWork.doWork();
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}
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finally {
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if ( tempSession != null ) {
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// make sure the just opened temp session gets closed!
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isTempSession = false;
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session = originalSession;
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try {
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if ( !isJTA ) {
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( (Session) tempSession ).getTransaction().commit();
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}
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( (Session) tempSession ).close();
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}
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catch (Exception e) {
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LOG.warn( "Unable to close temporary session used to load lazy collection associated to no session" );
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}
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}
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}
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}
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private SharedSessionContractImplementor openTemporarySessionForLoading() {
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if ( sessionFactoryUuid == null ) {
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throwLazyInitializationException( "SessionFactory UUID not known to create temporary Session for loading" );
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}
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final SessionFactoryImplementor sf = (SessionFactoryImplementor)
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SessionFactoryRegistry.INSTANCE.getSessionFactory( sessionFactoryUuid );
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final SharedSessionContractImplementor session = (SharedSessionContractImplementor) sf.openSession();
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session.getPersistenceContextInternal().setDefaultReadOnly( true );
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session.setFlushMode( FlushMode.MANUAL );
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return session;
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}
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protected Boolean readIndexExistence(final Object index) {
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if ( !initialized ) {
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//##REMOTING-KEEP##
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// In remoting we are sure that session is null
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348
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// both when using property paths and switching off conversations
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if(session == null && remoting) {
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LOG.info("--> readIndexExistence, of " + getRole() + " with key " + getKey());
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read();
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} else {
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//keep formatting below to ease update to newer hibernate version
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//##REMOTING-KEEP END##
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final Boolean extraLazyExistenceCheck = withTemporarySessionIfNeeded(
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new LazyInitializationWork<Boolean>() {
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@Override
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public Boolean doWork() {
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final CollectionEntry entry = session.getPersistenceContextInternal().getCollectionEntry( AbstractPersistentCollection.this );
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final CollectionPersister persister = entry.getLoadedPersister();
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if ( persister.isExtraLazy() ) {
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if ( hasQueuedOperations() ) {
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session.flush();
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}
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return persister.indexExists( entry.getLoadedKey(), index, session );
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}
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else {
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read();
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}
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return null;
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}
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}
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);
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if ( extraLazyExistenceCheck != null ) {
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return extraLazyExistenceCheck;
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}
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}
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}
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return null;
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}
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382
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protected Boolean readElementExistence(final Object element) {
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383
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if ( !initialized ) {
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384
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//##REMOTING-KEEP##
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// In remoting we are sure that session is null
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// both when using property paths and switching off conversations
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387
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if(session == null && remoting) {
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LOG.info("--> readElementExistence, of " + getRole() + " with key " + getKey());
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read();
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390
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391
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} else {
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392
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//keep formatting below to ease update to newer hibernate version
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393
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//##REMOTING-KEEP END##
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394
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final Boolean extraLazyExistenceCheck = withTemporarySessionIfNeeded(
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395
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new LazyInitializationWork<Boolean>() {
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396
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@Override
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397
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public Boolean doWork() {
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398
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final CollectionEntry entry = session.getPersistenceContextInternal().getCollectionEntry( AbstractPersistentCollection.this );
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final CollectionPersister persister = entry.getLoadedPersister();
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if ( persister.isExtraLazy() ) {
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if ( hasQueuedOperations() ) {
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session.flush();
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}
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return persister.elementExists( entry.getLoadedKey(), element, session );
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}
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else {
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read();
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}
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return null;
|
410
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}
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411
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}
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);
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if ( extraLazyExistenceCheck != null ) {
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return extraLazyExistenceCheck;
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}
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}
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}
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return null;
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}
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420
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|
421
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protected static final Object UNKNOWN = new MarkerObject( "UNKNOWN" );
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422
|
|
423
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protected Object readElementByIndex(final Object index) {
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if ( !initialized ) {
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//##REMOTING-KEEP##
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426
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// In remoting we are sure that session is null
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427
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// both when using property paths and switching off conversations
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428
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if(session == null && remoting) {
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LOG.info("--> readElementByIndex, of " + getRole() + " with key " + getKey());
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read();
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431
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432
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} else {
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433
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//keep formatting below to ease update to newer hibernate version
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434
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//##REMOTING-KEEP END##
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435
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class ExtraLazyElementByIndexReader implements LazyInitializationWork {
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436
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private boolean isExtraLazy;
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private Object element;
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438
|
|
439
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@Override
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440
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public Object doWork() {
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final CollectionEntry entry = session.getPersistenceContextInternal().getCollectionEntry( AbstractPersistentCollection.this );
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final CollectionPersister persister = entry.getLoadedPersister();
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isExtraLazy = persister.isExtraLazy();
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444
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if ( isExtraLazy ) {
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445
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if ( hasQueuedOperations() ) {
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session.flush();
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}
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element = persister.getElementByIndex( entry.getLoadedKey(), index, session, owner );
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449
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}
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450
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else {
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451
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read();
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}
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453
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return null;
|
454
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}
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455
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}
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456
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457
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final ExtraLazyElementByIndexReader reader = new ExtraLazyElementByIndexReader();
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458
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//noinspection unchecked
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459
|
withTemporarySessionIfNeeded( reader );
|
460
|
if ( reader.isExtraLazy ) {
|
461
|
return reader.element;
|
462
|
}
|
463
|
}
|
464
|
}
|
465
|
return UNKNOWN;
|
466
|
|
467
|
}
|
468
|
|
469
|
protected int getCachedSize() {
|
470
|
return cachedSize;
|
471
|
}
|
472
|
|
473
|
protected boolean isConnectedToSession() {
|
474
|
return session != null
|
475
|
&& session.isOpen()
|
476
|
&& session.getPersistenceContextInternal().containsCollection( this );
|
477
|
}
|
478
|
|
479
|
protected boolean isInitialized() {
|
480
|
return initialized;
|
481
|
}
|
482
|
|
483
|
/**
|
484
|
* Called by any writer method of the collection interface
|
485
|
*/
|
486
|
protected final void write() {
|
487
|
initialize( true );
|
488
|
dirty();
|
489
|
}
|
490
|
|
491
|
/**
|
492
|
* Is this collection in a state that would allow us to
|
493
|
* "queue" operations?
|
494
|
*/
|
495
|
@SuppressWarnings({"JavaDoc"})
|
496
|
protected boolean isOperationQueueEnabled() {
|
497
|
return !initialized
|
498
|
&& isConnectedToSession()
|
499
|
&& isInverseCollection();
|
500
|
}
|
501
|
|
502
|
/**
|
503
|
* Is this collection in a state that would allow us to
|
504
|
* "queue" puts? This is a special case, because of orphan
|
505
|
* delete.
|
506
|
*/
|
507
|
@SuppressWarnings({"JavaDoc"})
|
508
|
protected boolean isPutQueueEnabled() {
|
509
|
return !initialized
|
510
|
&& isConnectedToSession()
|
511
|
&& isInverseOneToManyOrNoOrphanDelete();
|
512
|
}
|
513
|
|
514
|
/**
|
515
|
* Is this collection in a state that would allow us to
|
516
|
* "queue" clear? This is a special case, because of orphan
|
517
|
* delete.
|
518
|
*/
|
519
|
@SuppressWarnings({"JavaDoc"})
|
520
|
protected boolean isClearQueueEnabled() {
|
521
|
return !initialized
|
522
|
&& isConnectedToSession()
|
523
|
&& isInverseCollectionNoOrphanDelete();
|
524
|
}
|
525
|
|
526
|
/**
|
527
|
* Is this the "inverse" end of a bidirectional association?
|
528
|
*/
|
529
|
@SuppressWarnings({"JavaDoc"})
|
530
|
protected boolean isInverseCollection() {
|
531
|
final CollectionEntry ce = session.getPersistenceContextInternal().getCollectionEntry( this );
|
532
|
return ce != null && ce.getLoadedPersister().isInverse();
|
533
|
}
|
534
|
|
535
|
/**
|
536
|
* Is this the "inverse" end of a bidirectional association with
|
537
|
* no orphan delete enabled?
|
538
|
*/
|
539
|
@SuppressWarnings({"JavaDoc"})
|
540
|
protected boolean isInverseCollectionNoOrphanDelete() {
|
541
|
final CollectionEntry ce = session.getPersistenceContextInternal().getCollectionEntry( this );
|
542
|
if ( ce == null ) {
|
543
|
return false;
|
544
|
}
|
545
|
final CollectionPersister loadedPersister = ce.getLoadedPersister();
|
546
|
return loadedPersister.isInverse() && !loadedPersister.hasOrphanDelete();
|
547
|
}
|
548
|
|
549
|
/**
|
550
|
* Is this the "inverse" end of a bidirectional one-to-many, or
|
551
|
* of a collection with no orphan delete?
|
552
|
*/
|
553
|
@SuppressWarnings({"JavaDoc"})
|
554
|
protected boolean isInverseOneToManyOrNoOrphanDelete() {
|
555
|
final CollectionEntry ce = session.getPersistenceContextInternal().getCollectionEntry( this );
|
556
|
if ( ce == null ) {
|
557
|
return false;
|
558
|
}
|
559
|
final CollectionPersister loadedPersister = ce.getLoadedPersister();
|
560
|
return loadedPersister.isInverse() && ( loadedPersister.isOneToMany() || !loadedPersister.hasOrphanDelete() );
|
561
|
}
|
562
|
|
563
|
/**
|
564
|
* Queue an addition
|
565
|
*/
|
566
|
@SuppressWarnings({"JavaDoc"})
|
567
|
protected final void queueOperation(DelayedOperation operation) {
|
568
|
if ( operationQueue == null ) {
|
569
|
operationQueue = new ArrayList<DelayedOperation>( 10 );
|
570
|
}
|
571
|
operationQueue.add( operation );
|
572
|
//needed so that we remove this collection from the second-level cache
|
573
|
dirty = true;
|
574
|
}
|
575
|
|
576
|
/**
|
577
|
* Replace entity instances with copy in {@code copyCache}/.
|
578
|
*
|
579
|
* @param copyCache - mapping from entity in the process of being
|
580
|
* merged to managed copy.
|
581
|
*/
|
582
|
public final void replaceQueuedOperationValues(CollectionPersister persister, Map copyCache) {
|
583
|
for ( DelayedOperation operation : operationQueue ) {
|
584
|
if ( ValueDelayedOperation.class.isInstance( operation ) ) {
|
585
|
( (ValueDelayedOperation) operation ).replace( persister, copyCache );
|
586
|
}
|
587
|
}
|
588
|
}
|
589
|
|
590
|
/**
|
591
|
* After reading all existing elements from the database,
|
592
|
* add the queued elements to the underlying collection.
|
593
|
*/
|
594
|
protected final void performQueuedOperations() {
|
595
|
for ( DelayedOperation operation : operationQueue ) {
|
596
|
operation.operate();
|
597
|
}
|
598
|
clearOperationQueue();
|
599
|
}
|
600
|
|
601
|
@Override
|
602
|
public void setSnapshot(Serializable key, String role, Serializable snapshot) {
|
603
|
this.key = key;
|
604
|
this.role = role;
|
605
|
this.storedSnapshot = snapshot;
|
606
|
}
|
607
|
|
608
|
@Override
|
609
|
public void postAction() {
|
610
|
clearOperationQueue();
|
611
|
cachedSize = -1;
|
612
|
clearDirty();
|
613
|
}
|
614
|
|
615
|
public final void clearOperationQueue() {
|
616
|
operationQueue = null;
|
617
|
}
|
618
|
|
619
|
@Override
|
620
|
public Object getValue() {
|
621
|
return this;
|
622
|
}
|
623
|
|
624
|
@Override
|
625
|
public void beginRead() {
|
626
|
// override on some subclasses
|
627
|
initializing = true;
|
628
|
}
|
629
|
|
630
|
@Override
|
631
|
public boolean endRead() {
|
632
|
//override on some subclasses
|
633
|
return afterInitialize();
|
634
|
}
|
635
|
|
636
|
@Override
|
637
|
public boolean afterInitialize() {
|
638
|
setInitialized();
|
639
|
//do this bit after setting initialized to true or it will recurse
|
640
|
if ( hasQueuedOperations() ) {
|
641
|
performQueuedOperations();
|
642
|
cachedSize = -1;
|
643
|
return false;
|
644
|
}
|
645
|
else {
|
646
|
return true;
|
647
|
}
|
648
|
}
|
649
|
|
650
|
/**
|
651
|
* Initialize the collection, if possible, wrapping any exceptions
|
652
|
* in a runtime exception
|
653
|
*
|
654
|
* @param writing currently obsolete
|
655
|
*
|
656
|
* @throws LazyInitializationException if we cannot initialize
|
657
|
*/
|
658
|
protected final void initialize(final boolean writing) {
|
659
|
if ( initialized ) {
|
660
|
return;
|
661
|
}
|
662
|
//##REMOTING-KEEP##
|
663
|
// In remoting we are sure that session is null
|
664
|
// both when using property paths and switching off conversations
|
665
|
if(session == null && remoting) {
|
666
|
remoteInitialize();
|
667
|
} else {
|
668
|
//keep formatting below to ease update to newer hibernate version
|
669
|
//##REMOTING-KEEP END##
|
670
|
withTemporarySessionIfNeeded(
|
671
|
new LazyInitializationWork<Object>() {
|
672
|
@Override
|
673
|
public Object doWork() {
|
674
|
session.initializeCollection( AbstractPersistentCollection.this, writing );
|
675
|
return null;
|
676
|
}
|
677
|
}
|
678
|
);
|
679
|
}
|
680
|
}
|
681
|
|
682
|
private void throwLazyInitializationExceptionIfNotConnected() {
|
683
|
if ( !isConnectedToSession() ) {
|
684
|
throwLazyInitializationException( "no session or session was closed" );
|
685
|
}
|
686
|
if ( !session.isConnected() ) {
|
687
|
throwLazyInitializationException( "session is disconnected" );
|
688
|
}
|
689
|
}
|
690
|
|
691
|
private void throwLazyInitializationException(String message) {
|
692
|
throw new LazyInitializationException(
|
693
|
"failed to lazily initialize a collection" +
|
694
|
(role == null ? "" : " of role: " + role) +
|
695
|
", " + message
|
696
|
);
|
697
|
}
|
698
|
|
699
|
protected final void setInitialized() {
|
700
|
this.initializing = false;
|
701
|
this.initialized = true;
|
702
|
}
|
703
|
|
704
|
protected final void setDirectlyAccessible(boolean directlyAccessible) {
|
705
|
this.directlyAccessible = directlyAccessible;
|
706
|
}
|
707
|
|
708
|
@Override
|
709
|
public boolean isDirectlyAccessible() {
|
710
|
return directlyAccessible;
|
711
|
}
|
712
|
|
713
|
@Override
|
714
|
public final boolean unsetSession(SharedSessionContractImplementor currentSession) {
|
715
|
prepareForPossibleLoadingOutsideTransaction();
|
716
|
if ( currentSession == this.session ) {
|
717
|
if ( !isTempSession ) {
|
718
|
if ( hasQueuedOperations() ) {
|
719
|
final String collectionInfoString = MessageHelper.collectionInfoString( getRole(), getKey() );
|
720
|
try {
|
721
|
final TransactionStatus transactionStatus =
|
722
|
session.getTransactionCoordinator().getTransactionDriverControl().getStatus();
|
723
|
if ( transactionStatus.isOneOf(
|
724
|
TransactionStatus.ROLLED_BACK,
|
725
|
TransactionStatus.MARKED_ROLLBACK,
|
726
|
TransactionStatus.FAILED_COMMIT,
|
727
|
TransactionStatus.FAILED_ROLLBACK,
|
728
|
TransactionStatus.ROLLING_BACK
|
729
|
) ) {
|
730
|
// It was due to a rollback.
|
731
|
LOG.queuedOperationWhenDetachFromSessionOnRollback( collectionInfoString );
|
732
|
}
|
733
|
else {
|
734
|
// We don't know why the collection is being detached.
|
735
|
// Just log the info.
|
736
|
LOG.queuedOperationWhenDetachFromSession( collectionInfoString );
|
737
|
}
|
738
|
}
|
739
|
catch (Exception e) {
|
740
|
// We don't know why the collection is being detached.
|
741
|
// Just log the info.
|
742
|
LOG.queuedOperationWhenDetachFromSession( collectionInfoString );
|
743
|
}
|
744
|
}
|
745
|
if ( allowLoadOutsideTransaction && !initialized && session.getLoadQueryInfluencers().hasEnabledFilters() ) {
|
746
|
final String collectionInfoString = MessageHelper.collectionInfoString( getRole(), getKey() );
|
747
|
LOG.enabledFiltersWhenDetachFromSession( collectionInfoString );
|
748
|
}
|
749
|
this.session = null;
|
750
|
}
|
751
|
return true;
|
752
|
}
|
753
|
else {
|
754
|
if ( this.session != null ) {
|
755
|
LOG.logCannotUnsetUnexpectedSessionInCollection( generateUnexpectedSessionStateMessage( currentSession ) );
|
756
|
}
|
757
|
return false;
|
758
|
}
|
759
|
}
|
760
|
|
761
|
protected void prepareForPossibleLoadingOutsideTransaction() {
|
762
|
if ( session != null ) {
|
763
|
allowLoadOutsideTransaction = session.getFactory().getSessionFactoryOptions().isInitializeLazyStateOutsideTransactionsEnabled();
|
764
|
|
765
|
if ( allowLoadOutsideTransaction && sessionFactoryUuid == null ) {
|
766
|
sessionFactoryUuid = session.getFactory().getUuid();
|
767
|
}
|
768
|
}
|
769
|
}
|
770
|
|
771
|
@Override
|
772
|
public final boolean setCurrentSession(SharedSessionContractImplementor session) throws HibernateException {
|
773
|
if ( session == this.session ) {
|
774
|
return false;
|
775
|
}
|
776
|
else if ( this.session != null ) {
|
777
|
final String msg = generateUnexpectedSessionStateMessage( session );
|
778
|
if ( isConnectedToSession() ) {
|
779
|
throw new HibernateException(
|
780
|
"Illegal attempt to associate a collection with two open sessions. " + msg
|
781
|
);
|
782
|
}
|
783
|
else {
|
784
|
LOG.logUnexpectedSessionInCollectionNotConnected( msg );
|
785
|
}
|
786
|
}
|
787
|
if ( hasQueuedOperations() ) {
|
788
|
LOG.queuedOperationWhenAttachToSession( MessageHelper.collectionInfoString( getRole(), getKey() ) );
|
789
|
}
|
790
|
this.session = session;
|
791
|
return true;
|
792
|
}
|
793
|
|
794
|
private String generateUnexpectedSessionStateMessage(SharedSessionContractImplementor session) {
|
795
|
// NOTE: If this.session != null, this.session may be operating on this collection
|
796
|
// (e.g., by changing this.role, this.key, or even this.session) in a different thread.
|
797
|
|
798
|
// Grab the current role and key (it can still get changed by this.session...)
|
799
|
// If this collection is connected to this.session, then this.role and this.key should
|
800
|
// be consistent with the CollectionEntry in this.session (as long as this.session doesn't
|
801
|
// change it). Don't access the CollectionEntry in this.session because that could result
|
802
|
// in multi-threaded access to this.session.
|
803
|
final String roleCurrent = role;
|
804
|
final Serializable keyCurrent = key;
|
805
|
|
806
|
final StringBuilder sb = new StringBuilder( "Collection : " );
|
807
|
if ( roleCurrent != null ) {
|
808
|
sb.append( MessageHelper.collectionInfoString( roleCurrent, keyCurrent ) );
|
809
|
}
|
810
|
else {
|
811
|
final CollectionEntry ce = session.getPersistenceContextInternal().getCollectionEntry( this );
|
812
|
if ( ce != null ) {
|
813
|
sb.append(
|
814
|
MessageHelper.collectionInfoString(
|
815
|
ce.getLoadedPersister(),
|
816
|
this,
|
817
|
ce.getLoadedKey(),
|
818
|
session
|
819
|
)
|
820
|
);
|
821
|
}
|
822
|
else {
|
823
|
sb.append( "<unknown>" );
|
824
|
}
|
825
|
}
|
826
|
// only include the collection contents if debug logging
|
827
|
if ( LOG.isDebugEnabled() ) {
|
828
|
final String collectionContents = wasInitialized() ? toString() : "<uninitialized>";
|
829
|
sb.append( "\nCollection contents: [" ).append( collectionContents ).append( "]" );
|
830
|
}
|
831
|
return sb.toString();
|
832
|
}
|
833
|
|
834
|
@Override
|
835
|
public boolean needsRecreate(CollectionPersister persister) {
|
836
|
// Workaround for situations like HHH-7072. If the collection element is a component that consists entirely
|
837
|
// of nullable properties, we currently have to forcefully recreate the entire collection. See the use
|
838
|
// of hasNotNullableColumns in the AbstractCollectionPersister constructor for more info. In order to delete
|
839
|
// row-by-row, that would require SQL like "WHERE ( COL = ? OR ( COL is null AND ? is null ) )", rather than
|
840
|
// the current "WHERE COL = ?" (fails for null for most DBs). Note that
|
841
|
// the param would have to be bound twice. Until we eventually add "parameter bind points" concepts to the
|
842
|
// AST in ORM 5+, handling this type of condition is either extremely difficult or impossible. Forcing
|
843
|
// recreation isn't ideal, but not really any other option in ORM 4.
|
844
|
// Selecting a type used in where part of update statement
|
845
|
// (must match condition in org.hibernate.persister.collection.BasicCollectionPersister#doUpdateRows).
|
846
|
// See HHH-9474
|
847
|
Type whereType;
|
848
|
if ( persister.hasIndex() ) {
|
849
|
whereType = persister.getIndexType();
|
850
|
}
|
851
|
else {
|
852
|
whereType = persister.getElementType();
|
853
|
}
|
854
|
if ( whereType instanceof CompositeType ) {
|
855
|
CompositeType componentIndexType = (CompositeType) whereType;
|
856
|
return !componentIndexType.hasNotNullProperty();
|
857
|
}
|
858
|
return false;
|
859
|
}
|
860
|
|
861
|
@Override
|
862
|
public final void forceInitialization() throws HibernateException {
|
863
|
if ( !initialized ) {
|
864
|
if ( initializing ) {
|
865
|
throw new AssertionFailure( "force initialize loading collection" );
|
866
|
}
|
867
|
initialize( false );
|
868
|
}
|
869
|
}
|
870
|
|
871
|
|
872
|
/**
|
873
|
* Get the current snapshot from the session
|
874
|
*/
|
875
|
@SuppressWarnings({"JavaDoc"})
|
876
|
protected final Serializable getSnapshot() {
|
877
|
return session.getPersistenceContext().getSnapshot( this );
|
878
|
}
|
879
|
|
880
|
@Override
|
881
|
public final boolean wasInitialized() {
|
882
|
return initialized;
|
883
|
}
|
884
|
|
885
|
@Override
|
886
|
public boolean isRowUpdatePossible() {
|
887
|
return true;
|
888
|
}
|
889
|
|
890
|
@Override
|
891
|
public final boolean hasQueuedOperations() {
|
892
|
return operationQueue != null;
|
893
|
}
|
894
|
|
895
|
@Override
|
896
|
public final Iterator queuedAdditionIterator() {
|
897
|
if ( hasQueuedOperations() ) {
|
898
|
return new Iterator() {
|
899
|
private int index;
|
900
|
|
901
|
@Override
|
902
|
public Object next() {
|
903
|
return operationQueue.get( index++ ).getAddedInstance();
|
904
|
}
|
905
|
|
906
|
@Override
|
907
|
public boolean hasNext() {
|
908
|
return index < operationQueue.size();
|
909
|
}
|
910
|
|
911
|
@Override
|
912
|
public void remove() {
|
913
|
throw new UnsupportedOperationException();
|
914
|
}
|
915
|
};
|
916
|
}
|
917
|
else {
|
918
|
return Collections.emptyIterator();
|
919
|
}
|
920
|
}
|
921
|
|
922
|
@Override
|
923
|
@SuppressWarnings({"unchecked"})
|
924
|
public final Collection getQueuedOrphans(String entityName) {
|
925
|
if ( hasQueuedOperations() ) {
|
926
|
final Collection additions = new ArrayList( operationQueue.size() );
|
927
|
final Collection removals = new ArrayList( operationQueue.size() );
|
928
|
for ( DelayedOperation operation : operationQueue ) {
|
929
|
additions.add( operation.getAddedInstance() );
|
930
|
removals.add( operation.getOrphan() );
|
931
|
}
|
932
|
return getOrphans( removals, additions, entityName, session );
|
933
|
}
|
934
|
else {
|
935
|
return Collections.EMPTY_LIST;
|
936
|
}
|
937
|
}
|
938
|
|
939
|
@Override
|
940
|
public void preInsert(CollectionPersister persister) throws HibernateException {
|
941
|
}
|
942
|
|
943
|
@Override
|
944
|
public void afterRowInsert(CollectionPersister persister, Object entry, int i) throws HibernateException {
|
945
|
}
|
946
|
|
947
|
@Override
|
948
|
public abstract Collection getOrphans(Serializable snapshot, String entityName) throws HibernateException;
|
949
|
|
950
|
/**
|
951
|
* Get the session currently associated with this collection.
|
952
|
*
|
953
|
* @return The session
|
954
|
*/
|
955
|
public final SharedSessionContractImplementor getSession() {
|
956
|
return session;
|
957
|
}
|
958
|
|
959
|
protected final class IteratorProxy implements Iterator {
|
960
|
protected final Iterator itr;
|
961
|
|
962
|
public IteratorProxy(Iterator itr) {
|
963
|
this.itr = itr;
|
964
|
}
|
965
|
|
966
|
@Override
|
967
|
public boolean hasNext() {
|
968
|
return itr.hasNext();
|
969
|
}
|
970
|
|
971
|
@Override
|
972
|
public Object next() {
|
973
|
return itr.next();
|
974
|
}
|
975
|
|
976
|
@Override
|
977
|
public void remove() {
|
978
|
write();
|
979
|
itr.remove();
|
980
|
}
|
981
|
}
|
982
|
|
983
|
protected final class ListIteratorProxy implements ListIterator {
|
984
|
protected final ListIterator itr;
|
985
|
|
986
|
public ListIteratorProxy(ListIterator itr) {
|
987
|
this.itr = itr;
|
988
|
}
|
989
|
|
990
|
@Override
|
991
|
@SuppressWarnings({"unchecked"})
|
992
|
public void add(Object o) {
|
993
|
write();
|
994
|
itr.add( o );
|
995
|
}
|
996
|
|
997
|
@Override
|
998
|
public boolean hasNext() {
|
999
|
return itr.hasNext();
|
1000
|
}
|
1001
|
|
1002
|
@Override
|
1003
|
public boolean hasPrevious() {
|
1004
|
return itr.hasPrevious();
|
1005
|
}
|
1006
|
|
1007
|
@Override
|
1008
|
public Object next() {
|
1009
|
return itr.next();
|
1010
|
}
|
1011
|
|
1012
|
@Override
|
1013
|
public int nextIndex() {
|
1014
|
return itr.nextIndex();
|
1015
|
}
|
1016
|
|
1017
|
@Override
|
1018
|
public Object previous() {
|
1019
|
return itr.previous();
|
1020
|
}
|
1021
|
|
1022
|
@Override
|
1023
|
public int previousIndex() {
|
1024
|
return itr.previousIndex();
|
1025
|
}
|
1026
|
|
1027
|
@Override
|
1028
|
public void remove() {
|
1029
|
write();
|
1030
|
itr.remove();
|
1031
|
}
|
1032
|
|
1033
|
@Override
|
1034
|
@SuppressWarnings({"unchecked"})
|
1035
|
public void set(Object o) {
|
1036
|
write();
|
1037
|
itr.set( o );
|
1038
|
}
|
1039
|
}
|
1040
|
|
1041
|
protected class SetProxy implements java.util.Set {
|
1042
|
protected final Collection set;
|
1043
|
|
1044
|
public SetProxy(Collection set) {
|
1045
|
this.set = set;
|
1046
|
}
|
1047
|
|
1048
|
@Override
|
1049
|
@SuppressWarnings({"unchecked"})
|
1050
|
public boolean add(Object o) {
|
1051
|
write();
|
1052
|
return set.add( o );
|
1053
|
}
|
1054
|
|
1055
|
@Override
|
1056
|
@SuppressWarnings({"unchecked"})
|
1057
|
public boolean addAll(Collection c) {
|
1058
|
write();
|
1059
|
return set.addAll( c );
|
1060
|
}
|
1061
|
|
1062
|
@Override
|
1063
|
public void clear() {
|
1064
|
write();
|
1065
|
set.clear();
|
1066
|
}
|
1067
|
|
1068
|
@Override
|
1069
|
public boolean contains(Object o) {
|
1070
|
return set.contains( o );
|
1071
|
}
|
1072
|
|
1073
|
@Override
|
1074
|
@SuppressWarnings("unchecked")
|
1075
|
public boolean containsAll(Collection c) {
|
1076
|
return set.containsAll( c );
|
1077
|
}
|
1078
|
|
1079
|
@Override
|
1080
|
public boolean isEmpty() {
|
1081
|
return set.isEmpty();
|
1082
|
}
|
1083
|
|
1084
|
@Override
|
1085
|
public Iterator iterator() {
|
1086
|
return new IteratorProxy( set.iterator() );
|
1087
|
}
|
1088
|
|
1089
|
@Override
|
1090
|
public boolean remove(Object o) {
|
1091
|
write();
|
1092
|
return set.remove( o );
|
1093
|
}
|
1094
|
|
1095
|
@Override
|
1096
|
@SuppressWarnings("unchecked")
|
1097
|
public boolean removeAll(Collection c) {
|
1098
|
write();
|
1099
|
return set.removeAll( c );
|
1100
|
}
|
1101
|
|
1102
|
@Override
|
1103
|
@SuppressWarnings("unchecked")
|
1104
|
public boolean retainAll(Collection c) {
|
1105
|
write();
|
1106
|
return set.retainAll( c );
|
1107
|
}
|
1108
|
|
1109
|
@Override
|
1110
|
public int size() {
|
1111
|
return set.size();
|
1112
|
}
|
1113
|
|
1114
|
@Override
|
1115
|
public Object[] toArray() {
|
1116
|
return set.toArray();
|
1117
|
}
|
1118
|
|
1119
|
@Override
|
1120
|
@SuppressWarnings({"unchecked"})
|
1121
|
public Object[] toArray(Object[] array) {
|
1122
|
return set.toArray( array );
|
1123
|
}
|
1124
|
}
|
1125
|
|
1126
|
protected final class ListProxy implements java.util.List {
|
1127
|
protected final List list;
|
1128
|
|
1129
|
public ListProxy(List list) {
|
1130
|
this.list = list;
|
1131
|
}
|
1132
|
|
1133
|
@Override
|
1134
|
@SuppressWarnings({"unchecked"})
|
1135
|
public void add(int index, Object value) {
|
1136
|
write();
|
1137
|
list.add( index, value );
|
1138
|
}
|
1139
|
|
1140
|
@Override
|
1141
|
@SuppressWarnings({"unchecked"})
|
1142
|
public boolean add(Object o) {
|
1143
|
write();
|
1144
|
return list.add( o );
|
1145
|
}
|
1146
|
|
1147
|
@Override
|
1148
|
@SuppressWarnings({"unchecked"})
|
1149
|
public boolean addAll(Collection c) {
|
1150
|
write();
|
1151
|
return list.addAll( c );
|
1152
|
}
|
1153
|
|
1154
|
@Override
|
1155
|
@SuppressWarnings({"unchecked"})
|
1156
|
public boolean addAll(int i, Collection c) {
|
1157
|
write();
|
1158
|
return list.addAll( i, c );
|
1159
|
}
|
1160
|
|
1161
|
@Override
|
1162
|
public void clear() {
|
1163
|
write();
|
1164
|
list.clear();
|
1165
|
}
|
1166
|
|
1167
|
@Override
|
1168
|
public boolean contains(Object o) {
|
1169
|
return list.contains( o );
|
1170
|
}
|
1171
|
|
1172
|
@Override
|
1173
|
@SuppressWarnings("unchecked")
|
1174
|
public boolean containsAll(Collection c) {
|
1175
|
return list.containsAll( c );
|
1176
|
}
|
1177
|
|
1178
|
@Override
|
1179
|
public Object get(int i) {
|
1180
|
return list.get( i );
|
1181
|
}
|
1182
|
|
1183
|
@Override
|
1184
|
public int indexOf(Object o) {
|
1185
|
return list.indexOf( o );
|
1186
|
}
|
1187
|
|
1188
|
@Override
|
1189
|
public boolean isEmpty() {
|
1190
|
return list.isEmpty();
|
1191
|
}
|
1192
|
|
1193
|
@Override
|
1194
|
public Iterator iterator() {
|
1195
|
return new IteratorProxy( list.iterator() );
|
1196
|
}
|
1197
|
|
1198
|
@Override
|
1199
|
public int lastIndexOf(Object o) {
|
1200
|
return list.lastIndexOf( o );
|
1201
|
}
|
1202
|
|
1203
|
@Override
|
1204
|
public ListIterator listIterator() {
|
1205
|
return new ListIteratorProxy( list.listIterator() );
|
1206
|
}
|
1207
|
|
1208
|
@Override
|
1209
|
public ListIterator listIterator(int i) {
|
1210
|
return new ListIteratorProxy( list.listIterator( i ) );
|
1211
|
}
|
1212
|
|
1213
|
@Override
|
1214
|
public Object remove(int i) {
|
1215
|
write();
|
1216
|
return list.remove( i );
|
1217
|
}
|
1218
|
|
1219
|
@Override
|
1220
|
public boolean remove(Object o) {
|
1221
|
write();
|
1222
|
return list.remove( o );
|
1223
|
}
|
1224
|
|
1225
|
@Override
|
1226
|
@SuppressWarnings("unchecked")
|
1227
|
public boolean removeAll(Collection c) {
|
1228
|
write();
|
1229
|
return list.removeAll( c );
|
1230
|
}
|
1231
|
|
1232
|
@Override
|
1233
|
@SuppressWarnings("unchecked")
|
1234
|
public boolean retainAll(Collection c) {
|
1235
|
write();
|
1236
|
return list.retainAll( c );
|
1237
|
}
|
1238
|
|
1239
|
@Override
|
1240
|
@SuppressWarnings({"unchecked"})
|
1241
|
public Object set(int i, Object o) {
|
1242
|
write();
|
1243
|
return list.set( i, o );
|
1244
|
}
|
1245
|
|
1246
|
@Override
|
1247
|
public int size() {
|
1248
|
return list.size();
|
1249
|
}
|
1250
|
|
1251
|
@Override
|
1252
|
public List subList(int i, int j) {
|
1253
|
return list.subList( i, j );
|
1254
|
}
|
1255
|
|
1256
|
@Override
|
1257
|
public Object[] toArray() {
|
1258
|
return list.toArray();
|
1259
|
}
|
1260
|
|
1261
|
@Override
|
1262
|
@SuppressWarnings({"unchecked"})
|
1263
|
public Object[] toArray(Object[] array) {
|
1264
|
return list.toArray( array );
|
1265
|
}
|
1266
|
|
1267
|
}
|
1268
|
|
1269
|
/**
|
1270
|
* Contract for operations which are part of a collection's operation queue.
|
1271
|
*/
|
1272
|
protected interface DelayedOperation {
|
1273
|
public void operate();
|
1274
|
|
1275
|
public Object getAddedInstance();
|
1276
|
|
1277
|
public Object getOrphan();
|
1278
|
}
|
1279
|
|
1280
|
protected interface ValueDelayedOperation extends DelayedOperation {
|
1281
|
void replace(CollectionPersister collectionPersister, Map copyCache);
|
1282
|
}
|
1283
|
|
1284
|
protected abstract class AbstractValueDelayedOperation implements ValueDelayedOperation {
|
1285
|
private Object addedValue;
|
1286
|
private Object orphan;
|
1287
|
|
1288
|
protected AbstractValueDelayedOperation(Object addedValue, Object orphan) {
|
1289
|
this.addedValue = addedValue;
|
1290
|
this.orphan = orphan;
|
1291
|
}
|
1292
|
|
1293
|
@Override
|
1294
|
public void replace(CollectionPersister persister, Map copyCache) {
|
1295
|
if ( addedValue != null ) {
|
1296
|
addedValue = getReplacement( persister.getElementType(), addedValue, copyCache );
|
1297
|
}
|
1298
|
}
|
1299
|
|
1300
|
protected final Object getReplacement(Type type, Object current, Map copyCache) {
|
1301
|
return type.replace( current, null, session, owner, copyCache );
|
1302
|
}
|
1303
|
|
1304
|
@Override
|
1305
|
public final Object getAddedInstance() {
|
1306
|
return addedValue;
|
1307
|
}
|
1308
|
|
1309
|
@Override
|
1310
|
public final Object getOrphan() {
|
1311
|
return orphan;
|
1312
|
}
|
1313
|
}
|
1314
|
|
1315
|
/**
|
1316
|
* Given a collection of entity instances that used to
|
1317
|
* belong to the collection, and a collection of instances
|
1318
|
* that currently belong, return a collection of orphans
|
1319
|
*/
|
1320
|
@SuppressWarnings({"JavaDoc", "unchecked"})
|
1321
|
protected static Collection getOrphans(
|
1322
|
Collection oldElements,
|
1323
|
Collection currentElements,
|
1324
|
String entityName,
|
1325
|
SharedSessionContractImplementor session) throws HibernateException {
|
1326
|
|
1327
|
// short-circuit(s)
|
1328
|
if ( currentElements.size() == 0 ) {
|
1329
|
// no new elements, the old list contains only Orphans
|
1330
|
return oldElements;
|
1331
|
}
|
1332
|
if ( oldElements.size() == 0 ) {
|
1333
|
// no old elements, so no Orphans neither
|
1334
|
return oldElements;
|
1335
|
}
|
1336
|
|
1337
|
final EntityPersister entityPersister = session.getFactory().getEntityPersister( entityName );
|
1338
|
final Type idType = entityPersister.getIdentifierType();
|
1339
|
final boolean useIdDirect = mayUseIdDirect( idType );
|
1340
|
|
1341
|
// create the collection holding the Orphans
|
1342
|
final Collection res = new ArrayList();
|
1343
|
|
1344
|
// collect EntityIdentifier(s) of the *current* elements - add them into a HashSet for fast access
|
1345
|
final java.util.Set currentIds = new HashSet();
|
1346
|
final java.util.Set currentSaving = new IdentitySet();
|
1347
|
final PersistenceContext persistenceContext = session.getPersistenceContextInternal();
|
1348
|
for ( Object current : currentElements ) {
|
1349
|
if ( current != null && ForeignKeys.isNotTransient( entityName, current, null, session ) ) {
|
1350
|
final EntityEntry ee = persistenceContext.getEntry( current );
|
1351
|
if ( ee != null && ee.getStatus() == Status.SAVING ) {
|
1352
|
currentSaving.add( current );
|
1353
|
}
|
1354
|
else {
|
1355
|
final Serializable currentId = ForeignKeys.getEntityIdentifierIfNotUnsaved(
|
1356
|
entityName,
|
1357
|
current,
|
1358
|
session
|
1359
|
);
|
1360
|
currentIds.add( useIdDirect ? currentId : new TypedValue( idType, currentId ) );
|
1361
|
}
|
1362
|
}
|
1363
|
}
|
1364
|
|
1365
|
// iterate over the *old* list
|
1366
|
for ( Object old : oldElements ) {
|
1367
|
if ( !currentSaving.contains( old ) ) {
|
1368
|
final Serializable oldId = ForeignKeys.getEntityIdentifierIfNotUnsaved( entityName, old, session );
|
1369
|
if ( !currentIds.contains( useIdDirect ? oldId : new TypedValue( idType, oldId ) ) ) {
|
1370
|
res.add( old );
|
1371
|
}
|
1372
|
}
|
1373
|
}
|
1374
|
|
1375
|
return res;
|
1376
|
}
|
1377
|
|
1378
|
private static boolean mayUseIdDirect(Type idType) {
|
1379
|
return idType == StringType.INSTANCE
|
1380
|
|| idType == IntegerType.INSTANCE
|
1381
|
|| idType == LongType.INSTANCE
|
1382
|
|| idType == UUIDBinaryType.INSTANCE
|
1383
|
|| idType == UUIDCharType.INSTANCE
|
1384
|
|| idType == PostgresUUIDType.INSTANCE;
|
1385
|
}
|
1386
|
|
1387
|
/**
|
1388
|
* Removes entity entries that have an equal identifier with the incoming entity instance
|
1389
|
*
|
1390
|
* @param list The list containing the entity instances
|
1391
|
* @param entityInstance The entity instance to match elements.
|
1392
|
* @param entityName The entity name
|
1393
|
* @param session The session
|
1394
|
*/
|
1395
|
public static void identityRemove(
|
1396
|
Collection list,
|
1397
|
Object entityInstance,
|
1398
|
String entityName,
|
1399
|
SharedSessionContractImplementor session) {
|
1400
|
|
1401
|
if ( entityInstance != null && ForeignKeys.isNotTransient( entityName, entityInstance, null, session ) ) {
|
1402
|
final EntityPersister entityPersister = session.getFactory().getEntityPersister( entityName );
|
1403
|
final Type idType = entityPersister.getIdentifierType();
|
1404
|
|
1405
|
final Serializable idOfCurrent = ForeignKeys.getEntityIdentifierIfNotUnsaved( entityName, entityInstance, session );
|
1406
|
final Iterator itr = list.iterator();
|
1407
|
while ( itr.hasNext() ) {
|
1408
|
final Serializable idOfOld = ForeignKeys.getEntityIdentifierIfNotUnsaved( entityName, itr.next(), session );
|
1409
|
if ( idType.isEqual( idOfCurrent, idOfOld, session.getFactory() ) ) {
|
1410
|
itr.remove();
|
1411
|
break;
|
1412
|
}
|
1413
|
}
|
1414
|
|
1415
|
}
|
1416
|
}
|
1417
|
|
1418
|
/**
|
1419
|
* Removes entity entries that have an equal identifier with the incoming entity instance
|
1420
|
*
|
1421
|
* @param list The list containing the entity instances
|
1422
|
* @param entityInstance The entity instance to match elements.
|
1423
|
* @param entityName The entity name
|
1424
|
* @param session The session
|
1425
|
*
|
1426
|
* @deprecated {@link #identityRemove(Collection, Object, String, SharedSessionContractImplementor)}
|
1427
|
* should be used instead.
|
1428
|
*/
|
1429
|
@Deprecated
|
1430
|
public static void identityRemove(
|
1431
|
Collection list,
|
1432
|
Object entityInstance,
|
1433
|
String entityName,
|
1434
|
SessionImplementor session) {
|
1435
|
identityRemove( list, entityInstance, entityName, (SharedSessionContractImplementor) session );
|
1436
|
}
|
1437
|
|
1438
|
@Override
|
1439
|
public Object getIdentifier(Object entry, int i) {
|
1440
|
throw new UnsupportedOperationException();
|
1441
|
}
|
1442
|
|
1443
|
@Override
|
1444
|
public Object getOwner() {
|
1445
|
return owner;
|
1446
|
}
|
1447
|
|
1448
|
@Override
|
1449
|
public void setOwner(Object owner) {
|
1450
|
this.owner = owner;
|
1451
|
}
|
1452
|
|
1453
|
|
1454
|
/** ##REMOTING-KEEP## #######################################################
|
1455
|
|
1456
|
ADDED PART: Below is the section of code which makes remote service calls.
|
1457
|
Keeps this code when upgrading to newer hibernate version. Also keep
|
1458
|
other code marked with ##REMOTING-KEEP## in the following 5 methods:
|
1459
|
|
1460
|
{@link #initialize(boolean)}
|
1461
|
{@link #readSize()}
|
1462
|
{@link #readIndexExistence(Object)}
|
1463
|
{@link #readElementExistence(Object)}
|
1464
|
{@link #readElementByIndex(Object)}
|
1465
|
|
1466
|
######################################################################### */
|
1467
|
|
1468
|
private static CdmApplicationRemoteConfiguration configuration;
|
1469
|
private static boolean remoting = false;
|
1470
|
|
1471
|
public static void setConfiguration(CdmApplicationRemoteConfiguration conf) {
|
1472
|
remoting = true;
|
1473
|
configuration = conf;
|
1474
|
}
|
1475
|
|
1476
|
private void remoteInitialize() {
|
1477
|
|
1478
|
if (getOwner() != null && !initialized) {
|
1479
|
Object collectionType = null;
|
1480
|
Field field = null;
|
1481
|
String fieldName = null;
|
1482
|
Class<?> clazz = null;
|
1483
|
String codePart = "1";
|
1484
|
try {
|
1485
|
String role = getRole();
|
1486
|
fieldName = role.substring(role.lastIndexOf(".") + 1);
|
1487
|
LOG.info("--> Remote Lazy Initializing Collection " + getRole() + " , owner : " + getOwner().getClass() + "/" + getKey() + " , field : " + fieldName);
|
1488
|
Object owner = getOwner();
|
1489
|
CdmBase cdmBase;
|
1490
|
codePart = "2";
|
1491
|
if(owner instanceof CdmBase) {
|
1492
|
cdmBase = (CdmBase)owner;
|
1493
|
} else {
|
1494
|
throw new HibernateException("Owner of persistent collection is not a cdm entity");
|
1495
|
}
|
1496
|
if(configuration == null) {
|
1497
|
throw new HibernateException("CdmApplicationRemoteConfiguration not initialized (null)");
|
1498
|
}
|
1499
|
codePart = "3";
|
1500
|
|
1501
|
ICachedCommonService cachedCommonService = configuration.getCachedCommonService();
|
1502
|
if(cachedCommonService == null) {
|
1503
|
throw new HibernateException("commonService not initialized (null)");
|
1504
|
}
|
1505
|
codePart = "4";
|
1506
|
|
1507
|
//Object obj = ProxyUtils.deproxyIfInitialized(cachedCommonService.initializeCollection(this));
|
1508
|
Object obj = ProxyUtils.deproxyIfInitialized(cachedCommonService.initializeCollection(cdmBase.getUuid(), fieldName));
|
1509
|
if(ProxyUtils.isUninitializedProxy(obj)) {
|
1510
|
throw new HibernateException("Persistent Collection initialized but is still a proxy");
|
1511
|
}
|
1512
|
codePart = "5";
|
1513
|
afterInitialize();
|
1514
|
|
1515
|
clazz = getClass();
|
1516
|
codePart = "6";
|
1517
|
if (clazz != null) {
|
1518
|
collectionType = ProxyUtils.getCollectionType(obj, clazz);
|
1519
|
codePart = "7";
|
1520
|
field = clazz.getDeclaredField(collectionType.toString());
|
1521
|
codePart = "8";
|
1522
|
field.setAccessible(true);
|
1523
|
field.set(this, obj);
|
1524
|
codePart = "9";
|
1525
|
|
1526
|
ProxyUtils.setRoleValueInOwner(owner, role, obj);
|
1527
|
}
|
1528
|
} catch (Exception ex) {
|
1529
|
String originalMessage = ex.getMessage();
|
1530
|
String message = originalMessage + ", clazz: " + (clazz == null? "" :clazz.getSimpleName())+ ", field: " + field != null? field.getName(): fieldName + ", collectionType: " + collectionType + ", at code part: " + codePart;
|
1531
|
throw new CdmEagerLoadingException(message);
|
1532
|
}
|
1533
|
}
|
1534
|
}
|
1535
|
// ##REMOTING-KEEP END##
|
1536
|
}
|