конфигурация openJPA persistence.xml

Ранее в моем проекте я использовал комбинацию Hibernate 3.3.2, openJPA 2.1.1 для подключения к базе данных и получения информации из таблицы. Теперь я хочу удалить Hibernate и использовать openJPA для подключения и получения информации.

Моя предыдущая конфигурация persistence.xml была

<?xml version="1.0" encoding="UTF-8"?>
<persistence version="2.0" xmlns="http://java.sun.com/xml/ns/persistence" xmlns:xsi="http://www.w3.org/2001/XMLSchema-instance" xsi:schemaLocation="http://java.sun.com/xml/ns/persistence persistence_2_0.xsd">
<persistence-unit name="test" transaction-type="RESOURCE_LOCAL">
    <provider>org.hibernate.ejb.HibernatePersistence</provider>
      <properties>
        <property name="hibernate.dialect" value="org.hibernate.dialect.MySQLDialect"/>
        <property name="hibernate.connection.driver_class" value="com.mysql.jdbc.Driver"/>
        <property name="hibernate.connection.provider_class">org.hibernate.connection.C3P0ConnectionProvider</property>
        <property name="hibernate.connection.url" value="jdbc:mysql://10.10.10.10:3306/test?autoReconnect=true"/>
        <property name="hibernate.connection.username" value="user"/>
        <property name="hibernate.connection.password" value="pwd"/>
        <property name="hibernate.generate_statistics" value="true"/>
        <property name="hibernate.cache.provider_class" value="org.hibernate.cache.OSCacheProvider"/>
        <property name="hibernate.cache.use_second_level_cache" value="true"/>
        <property name="hibernate.show_sql" value="true"/>
        <property name="hibernate.format_sql" value="true"/>
        <property name="hibernate.c3p0.min_size" value="5"/>
        <property name="hibernate.c3p0.max_size" value="20"/>
        <property name="hibernate.c3p0.timeout" value="1800"/>
        <property name="hibernate.c3p0.max_statements" value="50"/>
        <property name="hibernate.c3p0.idle_test_period" value="1800"/>
        <property name="c3p0.idleConnectionTestPeriod" value="1810"/>
      </properties>
   </persistence-unit>
</persistence>

Теперь я хочу перейти на openJPA 2.1.1, и для этого мой файл persistence.xml имеет вид

<?xml version="1.0" encoding="UTF-8"?>
<persistence version="2.0" xmlns="http://java.sun.com/xml/ns/persistence" xmlns:xsi="http://www.w3.org/2001/XMLSchema-instance" xsi:schemaLocation="http://java.sun.com/xml/ns/persistence http://java.sun.com/xml/ns/persistence/persistence_2_0.xsd">
<persistence-unit name="TestOpenJPAPersistence" transaction-type="RESOURCE_LOCAL">
    <provider>org.apache.openjpa.persistence.PersistenceProviderImpl</provider>
    <properties>
        <property name="javax.persistence.jdbc.url" value="jdbc:mysql://10.10.10.10:3306/test?autoReconnect=true"/>
        <property name="javax.persistence.jdbc.user" value="user"/>
        <property name="javax.persistence.jdbc.password" value="pwd"/>
        <property name="javax.persistence.jdbc.driver" value="com.mysql.jdbc.Driver"/>
        <property name="openjpa.ConnectionFactoryProperties" value="MaxActive=10,MaxIdle=5,MinIdle=2,MaxWait=1800000"/>
        <property name="openjpa.Log" value="File=E:\\temp\\TestOpenJPAPersistence\\org.apache.openjpa.log, DefaultLevel=DEBUG, Runtime=INFO, Tool=INFO, SQL=TRACE"/>
        <property name="openjpa.jdbc.DBDictionary" value="org.apache.openjpa.jdbc.sql.MySQLDictionary"/>
        <property name="openjpa.DataCache" value="true"/>
        <property name="openjpa.QueryCache" value="true"/>
    </properties>
</persistence-unit>
</persistence>

Мой вопрос: каковы свойства замены для следующего свойства hibernate в openJPA

<property name="hibernate.connection.provider_class">org.hibernate.connection.C3P0ConnectionProvider</property>
<property name="hibernate.cache.provider_class" value="org.hibernate.cache.OSCacheProvider"/>
<property name="hibernate.cache.use_second_level_cache" value="true"/>
<property name="hibernate.show_sql" value="true"/>
<property name="hibernate.format_sql" value="true"/>
<property name="hibernate.c3p0.min_size" value="5"/>
<property name="hibernate.c3p0.max_size" value="20"/>
<property name="hibernate.c3p0.timeout" value="1800"/>
<property name="hibernate.c3p0.max_statements" value="50"/>
<property name="hibernate.c3p0.idle_test_period" value="1800"/>

7
задан Natraj 9 December 2011 в 14:18
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