Hello,
the following mapping works well with Hibernate 2.1.4. When using
Hibernate 3 the addresses of the address book are not loaded.
Thanks for any help.
Hibernate version: 3.0a
Mapping documents:
Code:
<?xml version="1.0"?>
<!DOCTYPE hibernate-mapping PUBLIC
"-//Hibernate/Hibernate Mapping DTD 3.0//EN"
"http://hibernate.sourceforge.net/hibernate-mapping-3.0.dtd">
<hibernate-mapping package="customer">
<class name="Customer" table="customer">
<id name="id" column="id" type="string" access="field">
<generator class="uuid.hex"/>
</id>
<property name="customerNo" column="customer_no" type="string"/>
<property name="status" column="status" type="string"/>
<component name="addressBook" class="AddressBook" access="field">
<bag name="addresses"
access="field"
cascade="all-delete-orphan">
<key column="owner_id"/>
<one-to-many class="Address"/>
</bag>
</component>
</class>
</hibernate-mapping>
Code:
<?xml version="1.0"?>
<!DOCTYPE hibernate-mapping PUBLIC
"-//Hibernate/Hibernate Mapping DTD 3.0//EN"
"http://hibernate.sourceforge.net/hibernate-mapping-3.0.dtd">
<hibernate-mapping package="customer">
<class name="Address" table="address">
<id name="id" column="id" type="string" access="field">
<generator class="uuid.hex"/>
</id>
<property name="code" type="string" access="field"/>
<property name="salutation" type="string" access="field"/>
<property name="firstName" type="string" access="field"/>
<property name="lastName" type="string" access="field"/>
<property name="street" type="string" access="field"/>
<property name="street2" type="string" access="field"/>
<property name="postalCode" type="string" access="field"/>
<property name="city" type="string" access="field"/>
<property name="phone" type="string" access="field"/>
<property name="fax" type="string" access="field"/>
</class>
</hibernate-mapping>
Code:
Customer c = (Customer)HibernateUtility.load(Customer.class, "2c909824ff00f23400ff00f2a2750001");
out.println("Customer: " +c);
out.println("AddressBook : " +c.getAddressBook().size());
HibernateUtility.closeCurrentSession();
Full stack trace of any exception that occurs:
none
Name and version of the database you are using:
MySQL 4.1.4
Debug level Hibernate log excerpt:
DEBUG org.hibernate.impl.SessionImpl - opened session
DEBUG org.hibernate.event.DefaultLoadEventListener - loading entity: [customer.Customer#2c909824ff00f23400ff00f2a2750001]
DEBUG org.hibernate.event.DefaultLoadEventListener - attempting to resolve: [customer.Customer#2c909824ff00f23400ff00f2a2750001]
DEBUG org.hibernate.event.DefaultLoadEventListener - object not resolved in any cache: [customer.Customer#2c909824ff00f23400ff00f2a2750001]
DEBUG org.hibernate.persister.SingleTableEntityPersister - Materializing entity: [customer.Customer#2c909824ff00f23400ff00f2a2750001]
DEBUG org.hibernate.jdbc.AbstractBatcher - about to open: 0 open PreparedStatements, 0 open ResultSets
DEBUG org.hibernate.SQL - select customer0_.id as id0_, customer0_.customer_no as customer2_0_0_, customer0_.status as status0_0_ from customer customer0_ where customer0_.id=?
Hibernate: select customer0_.id as id0_, customer0_.customer_no as customer2_0_0_, customer0_.status as status0_0_ from customer customer0_ where customer0_.id=?
DEBUG org.hibernate.jdbc.AbstractBatcher - preparing statement
DEBUG org.hibernate.type.StringType - binding '2c909824ff00f23400ff00f2a2750001' to parameter: 1
DEBUG org.hibernate.loader.Loader - processing result set
DEBUG org.hibernate.loader.Loader - result row: EntityKey[customer.Customer#2c909824ff00f23400ff00f2a2750001]
DEBUG org.hibernate.loader.Loader - Initializing object from ResultSet: EntityKey[customer.Customer#2c909824ff00f23400ff00f2a2750001]
DEBUG org.hibernate.persister.BasicEntityPersister - Hydrating entity: [customer.Customer#2c909824ff00f23400ff00f2a2750001]
DEBUG org.hibernate.type.StringType - returning '123456' as column: customer2_0_0_
DEBUG org.hibernate.type.StringType - returning null as column: status0_0_
DEBUG org.hibernate.loader.Loader - done processing result set (1 rows)
DEBUG org.hibernate.jdbc.AbstractBatcher - done closing: 0 open PreparedStatements, 0 open ResultSets
DEBUG org.hibernate.jdbc.AbstractBatcher - closing statement
DEBUG org.hibernate.loader.Loader - total objects hydrated: 1
DEBUG org.hibernate.engine.TwoPhaseLoad - resolving associations for [customer.Customer#2c909824ff00f23400ff00f2a2750001]
DEBUG org.hibernate.engine.TwoPhaseLoad - done materializing entity [customer.Customer#2c909824ff00f23400ff00f2a2750001]
DEBUG org.hibernate.impl.SessionImpl - initializing non-lazy collections
DEBUG org.hibernate.event.AbstractFlushingEventListener - flushing session
DEBUG org.hibernate.engine.Cascades - processing cascades for: customer.Customer
DEBUG org.hibernate.engine.Cascades - done processing cascades for: customer.Customer
DEBUG org.hibernate.event.AbstractFlushingEventListener - Flushing entities and processing referenced collections
DEBUG org.hibernate.persister.AbstractEntityPersister - customer.Customer.addressBook is dirty
DEBUG org.hibernate.event.AbstractFlushingEventListener - Updating entity: [customer.Customer#2c909824ff00f23400ff00f2a2750001]
DEBUG org.hibernate.event.AbstractFlushingEventListener - Processing unreferenced collections
DEBUG org.hibernate.event.AbstractFlushingEventListener - Scheduling collection removes/(re)creates/updates
DEBUG org.hibernate.event.AbstractFlushingEventListener - Flushed: 0 insertions, 1 updates, 0 deletions to 1 objects
DEBUG org.hibernate.event.AbstractFlushingEventListener - Flushed: 0 (re)creations, 0 updates, 0 removals to 0 collections
DEBUG org.hibernate.pretty.Printer - listing entities:
DEBUG org.hibernate.pretty.Printer - customer.Customer{customerNo=123456, addressBook=AddressBook{addresses=null}, status=null, id=2c909824ff00f23400ff00f2a2750001}
DEBUG org.hibernate.event.AbstractFlushingEventListener - executing flush
DEBUG org.hibernate.event.AbstractFlushingEventListener - post flush
DEBUG org.hibernate.impl.SessionImpl - closing session
DEBUG org.hibernate.impl.SessionImpl - disconnecting session
DEBUG org.hibernate.impl.SessionImpl - transaction completion[quote][/quote]
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