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| − | ==How do we integrate EclipseLink with Sybase?==
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| − | Lets start with the persistence unit configuration for a simple Java SE application managed example.
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| − | We require access to the JConnect 5.5 JDBC driver jar or Sybase Adaptive Server Enterprise JDBC driver - usually your '''/sybase/jConnect-6_0/classes/jconn3.jar'''
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| | | | |
| − | <source lang="xml"><?xml version="1.0" encoding="UTF-8"?>
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| − | <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">
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| − | <persistence-unit name="sybase_remote" transaction-type="RESOURCE_LOCAL">
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| − | <provider>org.eclipse.persistence.jpa.PersistenceProvider</provider>
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| − | <class>com.oacis.example.jpa.model.BugNumber</class>
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| − | <properties>
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| − | <property name="javax.persistence.jdbc.driver" value="com.sybase.jdbc3.jdbc.SybDriver"/>
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| − | <property name="eclipselink.target-database" value="Sybase"/>
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| − | <property name="javax.persistence.jdbc.url" value="jdbc:sybase:Tds:server:5100"/>
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| − | <property name="javax.persistence.jdbc.user" value="user"/>
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| − | <property name="javax.persistence.jdbc.password" value="pass"/>
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| − | <property name="eclipselink.logging.level" value="ALL"/>
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| − | <property name="eclipselink.ddl-generation" value="drop-and-create-tables"/>
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| − | <property name="eclipselink.ddl-generation.output-mode" value="both"/>
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| − | <!-- enable SQL parameter binding visibility logging to override ER 329852 -->
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| − | <property name="eclipselink.logging.parameters" value="true"/>
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| − | <!-- Hibernate DDL Generation - for reference -->
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| − | <!-- http://docs.jboss.org/hibernate/core/3.3/reference/en/html/sessionconfiguration.html#configuration-logging -->
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| − | <!-- http://netbeans.org/kb/docs/web/hibernate-jpa.html -->
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| − | <property name="hibernate.show_sql" value="true"/>
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| − | <property name="hibernate.hbm2ddl.auto" value="create-drop"/>
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| − | </properties>
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| − | </persistence-unit>
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| − | </persistence>
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| − |
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| − | </source>
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| − | ===Minimal Source===
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| − | *No Transaction code (only a query at thes point) no MVC separation via Locator, ApplicationContext or any EE container managed @Session or @PersistenceContext annotions.
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| − | *Note: for a complete Java EE 6 distributed application example involving JPA refer to my [http://wiki.eclipse.org/EclipseLink/Examples/Distributed Distributed tutorial page]
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| − | <source lang="java">public class SEClient {
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| − |
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| − | // Application managed EMF and EM
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| − | private EntityManagerFactory emf = null;
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| − | private EntityManager entityManager = null;
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| − | // Reference the database specific persistence unit in persistence.xml
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| − | public static final String PU_NAME_CREATE = "sybase_remote";
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| − | private List@lt;bugnumber@gt; bugs;
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| − |
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| − | private void initialize(String puName) {
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| − | Metamodel metamodel = null;
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| − | try {
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| − | // Initialize an application managed JPA emf and em via META-INF
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| − | emf = Persistence.createEntityManagerFactory(puName);
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| − | System.out.println("Metamodel: " + emf.getMetamodel());
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| − | } catch (Exception e) {
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| − | e.printStackTrace();
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| − | }
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| − | }
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| − |
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| − | public void finalize() {
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| − | // close JPA
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| − | try {
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| − | if(null != entityManager) {
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| − | entityManager.close();
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| − | emf.close();
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| − | }
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| − | } catch (Exception e) {
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| − | e.printStackTrace();
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| − | }
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| − | }
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| − |
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| − | public void connect() {
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| − | // JPA 1.0
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| − | Query query = getEntityManager().createQuery("select object(c) from BugNumber c");
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| − | try {
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| − | bugs = query.getResultList();
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| − | } catch (NoResultException nre) {
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| − | System.out.println("_collatz: " + System.currentTimeMillis() + ": server was redeployed mid-session: computeGrid is null");
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| − |
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| − | }
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| − | }
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| − |
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| − | public static void main(String[] args) {
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| − | SEClient client = new SEClient();
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| − | client.initialize(PU_NAME_CREATE);
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| − | client.connect();
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| − | }
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| − |
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| − | public EntityManagerFactory getEmf() { return emf; }
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| − | public void setEmf(EntityManagerFactory emf) { this.emf = emf; }
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| − |
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| − | public EntityManager getEntityManager() {
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| − | if(null == entityManager) {
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| − | entityManager = emf.createEntityManager();
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| − | }
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| − | return entityManager;
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| − | }
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| − |
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| − | public void setEntityManager(EntityManager entityManager) { this.entityManager = entityManager; }
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| − | }
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| − |
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| − | @Entity
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| − | @Table(name="JPA_BUGNUMBER")
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| − | public class BugNumber implements Serializable {
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| − | private static final long serialVersionUID = 3132063814489287035L;
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| − |
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| − | @Id
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| − | // keep the sequence column name under 30 chars to avoid an ORA-00972
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| − | @SequenceGenerator(name="JPA_SEQUENCE_BUGN", sequenceName="JPA_BUGN_SEQ", allocationSize=15)
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| − | @GeneratedValue(generator="JPA_SEQUENCE_BUGN")
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| − | @Column(name="BUG_ID")
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| − | private Long id;
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| − |
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| − | @Version
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| − | @Column(name="BUG_VERSION")
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| − | private int version;
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| − |
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| − | @Basic
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| − | private long number;
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| − | private int priority;
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| − | private boolean assignedStatus;
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| − | private String assignedTo;
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| − |
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| − | public BugNumber() { }
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| − |
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| − | public BugNumber(String aNumber) {
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| − | number = Integer.parseInt(aNumber);
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| − | }
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| − |
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| − | public char[] getCharDigits() {
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| − | return Long.toString(number).toCharArray();
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| − | }
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| − |
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| − | public List<integer> getIntDigits() {
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| − | List<integer> digits = new ArrayList<integer>();
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| − | for(Character aChar : getCharDigits()) {
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| − | digits.add(new Integer(Character.getNumericValue(aChar.charValue())));
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| − | }
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| − | return digits;
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| − | }
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| − |
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| − | public int getLastDigit() {
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| − | List<integer> numbers = getIntDigits();
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| − | return numbers.get(numbers.size() - 1);
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| − | }
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| − |
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| − | public long getNumber() { return number; }
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| − | public void setNumber(long number) { this.number = number; }
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| − | public int getPriority() { return priority; }
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| − | public void setPriority(int priority) { this.priority = priority; }
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| − | public boolean isAssignedStatus() { return assignedStatus; }
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| − | public void setAssignedStatus(boolean assignedStatus) { this.assignedStatus = assignedStatus; }
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| − | public String getAssignedTo() { return assignedTo; }
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| − | public void setAssignedTo(String assignedTo) { this.assignedTo = assignedTo; }
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| − | public Long getId() { return id; }
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| − | public void setId(Long id) { this.id = id; }
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| − | public int getVersion() { return version; }
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| − | public void setVersion(int version) { this.version = version; }
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| − | }
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| − | </source>
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| − |
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| − | ===Console Log output:===
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| − | <pre class="brush:java">[EL Finest]: 2011-05-03 09:46:19.777--ServerSession(27379847)--Thread(Thread[main,5,main])--Begin predeploying Persistence Unit sybase_remote; session file:/D:/wse/view_w36b/com.corp.example.jpa.SEClient/bin/_sybase_remote; state Initial; factoryCount 0
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| − | [EL Finest]: 2011-05-03 09:46:19.792--ServerSession(27379847)--Thread(Thread[main,5,main])--property=eclipselink.orm.throw.exceptions; default value=true
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| − | [EL Finest]: 2011-05-03 09:46:19.824--ServerSession(27379847)--Thread(Thread[main,5,main])--property=eclipselink.jpa.uppercase-column-names; default value=false
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| − | [EL Finer]: 2011-05-03 09:46:19.824--ServerSession(27379847)--Thread(Thread[main,5,main])--Searching for default mapping file in file:/D:/wse/view_w36b/com.corp.example.jpa.SEClient/bin/
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| − | [EL Finer]: 2011-05-03 09:46:19.839--ServerSession(27379847)--Thread(Thread[main,5,main])--Searching for default mapping file in file:/D:/wse/view_w36b/com.corp.example.jpa.SEClient/bin/
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| − | [EL Config]: 2011-05-03 09:46:19.964--ServerSession(27379847)--Thread(Thread[main,5,main])--The access type for the persistent class [class com.corp.example.jpa.model.BugNumber] is set to [FIELD].
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| − | [EL Config]: 2011-05-03 09:46:19.996--ServerSession(27379847)--Thread(Thread[main,5,main])--The alias name for the entity class [class com.corp.example.jpa.model.BugNumber] is being defaulted to: BugNumber.
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| − | [EL Config]: 2011-05-03 09:46:20.011--ServerSession(27379847)--Thread(Thread[main,5,main])--The column name for element [field assignedStatus] is being defaulted to: ASSIGNEDSTATUS.
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| − | [EL Config]: 2011-05-03 09:46:20.011--ServerSession(27379847)--Thread(Thread[main,5,main])--The column name for element [field priority] is being defaulted to: PRIORITY.
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| − | [EL Config]: 2011-05-03 09:46:20.011--ServerSession(27379847)--Thread(Thread[main,5,main])--The column name for element [field assignedTo] is being defaulted to: ASSIGNEDTO.
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| − | [EL Config]: 2011-05-03 09:46:20.011--ServerSession(27379847)--Thread(Thread[main,5,main])--The column name for element [field number] is being defaulted to: NUMBER.
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| − | [EL Finest]: 2011-05-03 09:46:20.011--ServerSession(27379847)--Thread(Thread[main,5,main])--End predeploying Persistence Unit sybase_remote; session file:/D:/wse/view_w36b/com.corp.example.jpa.SEClient/bin/_sybase_remote; state Predeployed; factoryCount 0
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| − | [EL Finer]: 2011-05-03 09:46:20.011--Thread(Thread[main,5,main])--JavaSECMPInitializer - transformer is null.
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| − | [EL Finest]: 2011-05-03 09:46:20.011--ServerSession(27379847)--Thread(Thread[main,5,main])--Begin predeploying Persistence Unit sybase_remote; session file:/D:/wse/view_w36b/com.corp.example.jpa.SEClient/bin/_sybase_remote; state Predeployed; factoryCount 0
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| − | [EL Finest]: 2011-05-03 09:46:20.011--ServerSession(27379847)--Thread(Thread[main,5,main])--End predeploying Persistence Unit sybase_remote; session file:/D:/wse/view_w36b/com.corp.example.jpa.SEClient/bin/_sybase_remote; state Predeployed; factoryCount 1
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| − | [EL Finest]: 2011-05-03 09:46:20.027--ServerSession(27379847)--Thread(Thread[main,5,main])--Begin deploying Persistence Unit sybase_remote; session file:/D:/wse/view_w36b/com.corp.example.jpa.SEClient/bin/_sybase_remote; state Predeployed; factoryCount 1
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| − | [EL Finer]: 2011-05-03 09:46:20.042--ServerSession(27379847)--Thread(Thread[main,5,main])--Could not initialize Validation Factory. Encountered following exception: javax.validation.ValidationException: Unable to find a default provider
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| − | [EL Finest]: 2011-05-03 09:46:20.042--ServerSession(27379847)--Thread(Thread[main,5,main])--property=eclipselink.logging.level; value=ALL; translated value=ALL
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| − | [EL Finest]: 2011-05-03 09:46:20.042--ServerSession(27379847)--Thread(Thread[main,5,main])--property=eclipselink.logging.level; value=ALL; translated value=ALL
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| − | [EL Finest]: 2011-05-03 09:46:20.042--ServerSession(27379847)--Thread(Thread[main,5,main])--property=javax.persistence.jdbc.user; value=dblfwk
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| − | [EL Finest]: 2011-05-03 09:46:20.042--ServerSession(27379847)--Thread(Thread[main,5,main])--property=javax.persistence.jdbc.password; value=xxxxxx
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| − | [EL Finest]: 2011-05-03 09:46:20.292--ServerSession(27379847)--Thread(Thread[main,5,main])--property=eclipselink.target-database; value=Sybase; translated value=org.eclipse.persistence.platform.database.SybasePlatform
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| − | [EL Finest]: 2011-05-03 09:46:20.292--ServerSession(27379847)--Thread(Thread[main,5,main])--property=javax.persistence.jdbc.driver; value=com.sybase.jdbc3.jdbc.SybDriver
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| − | [EL Finest]: 2011-05-03 09:46:20.292--ServerSession(27379847)--Thread(Thread[main,5,main])--property=javax.persistence.jdbc.url; value=jdbc:sybase:Tds:server:5000
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| − | [EL Info]: 2011-05-03 09:46:20.308--ServerSession(27379847)--Thread(Thread[main,5,main])--EclipseLink, version: Eclipse Persistence Services - 2.1
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| − | [EL Config]: 2011-05-03 09:46:20.308--ServerSession(27379847)--Connection(13366030)--Thread(Thread[main,5,main])--connecting(DatabaseLogin(
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| − | platform=>SybasePlatform
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| − | user name=> "user"
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| − | datasource URL=> "jdbc:sybase:Tds:server:5000"
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| − | ))
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| − | [EL Config]: 2011-05-03 09:46:20.433--ServerSession(27379847)--Connection(29194312)--Thread(Thread[main,5,main])--Connected: jdbc:sybase:Tds:server:5000
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| − | User: user
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| − | Database: Adaptive Server Enterprise Version: Adaptive Server Enterprise/15.x/*/Fri *
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| − | Driver: jConnect (TM) for JDBC (TM) Version: jConnect (TM) for JDBC(TM)/6.0x* 2010
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| − | [EL Finest]: 2011-05-03 09:46:20.433--ServerSession(27379847)--Connection(29194312)--Thread(Thread[main,5,main])--Connection acquired from connection pool [default].
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| − | [EL Finest]: 2011-05-03 09:46:20.433--ServerSession(27379847)--Connection(29194312)--Thread(Thread[main,5,main])--Connection released to connection pool [default].
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| − | [EL Finest]: 2011-05-03 09:46:20.449--ServerSession(27379847)--Thread(Thread[main,5,main])--sequencing connected, state is NoPreallocation_State
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| − | [EL Finest]: 2011-05-03 09:46:20.449--ServerSession(27379847)--Thread(Thread[main,5,main])--sequence JPA_BUGN_SEQ: preallocation size 15
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| − | [EL Info]: 2011-05-03 09:46:20.48--ServerSession(27379847)--Thread(Thread[main,5,main])--file:/D:/wse/view_w36b/com.o.example.jpa.SEClient/bin/_sybase_remote login successful
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| − | [EL Finest]: 2011-05-03 09:46:20.761--ServerSession(27379847)--Thread(Thread[main,5,main])--Execute query DataModifyQuery(sql="DROP TABLE JPA_BUGNUMBER")
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| − | [EL Finest]: 2011-05-03 09:46:20.761--ServerSession(27379847)--Connection(29194312)--Thread(Thread[main,5,main])--Connection acquired from connection pool [default].
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| − | [EL Fine]: 2011-05-03 09:46:20.761--ServerSession(27379847)--Connection(29194312)--Thread(Thread[main,5,main])--DROP TABLE JPA_BUGNUMBER
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| − | [EL Fine]: 2011-05-03 09:46:20.824--ServerSession(27379847)--Thread(Thread[main,5,main])--SELECT 1
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| − | [EL Finest]: 2011-05-03 09:46:20.824--ServerSession(27379847)--Connection(29194312)--Thread(Thread[main,5,main])--Connection released to connection pool [default].
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| − | [EL Warning]: 2011-05-03 09:46:20.824--ServerSession(27379847)--Thread(Thread[main,5,main])--Exception [EclipseLink-4002] (Eclipse Persistence Services - 2.1: org.eclipse.persistence.exceptions.DatabaseException
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| − | Internal Exception: com.sybase.jdbc3.jdbc.SybSQLException: Cannot drop the table 'JPA_BUGNUMBER', because it doesn't exist in the system catalogs.
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| − |
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| − | Error Code: 3701
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| − | Call: DROP TABLE JPA_BUGNUMBER
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| − | Query: DataModifyQuery(sql="DROP TABLE JPA_BUGNUMBER")
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| − | [EL Finest]: 2011-05-03 09:46:20.824--ServerSession(27379847)--Thread(Thread[main,5,main])--Execute query DataModifyQuery(sql="CREATE TABLE JPA_BUGNUMBER (BUG_ID NUMERIC(19) IDENTITY NOT NULL, ASSIGNEDSTATUS BIT default 0 NOT NULL, ASSIGNEDTO VARCHAR(255) NULL, NUMBER NUMERIC(19) NULL, PRIORITY INTEGER NULL, BUG_VERSION INTEGER NULL, PRIMARY KEY (BUG_ID))")
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| − | [EL Finest]: 2011-05-03 09:46:20.824--ServerSession(27379847)--Connection(29194312)--Thread(Thread[main,5,main])--Connection acquired from connection pool [default].
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| − | [EL Fine]: 2011-05-03 09:46:20.839--ServerSession(27379847)--Connection(29194312)--Thread(Thread[main,5,main])--CREATE TABLE JPA_BUGNUMBER (BUG_ID NUMERIC(19) IDENTITY NOT NULL, ASSIGNEDSTATUS BIT default 0 NOT NULL, ASSIGNEDTO VARCHAR(255) NULL, NUMBER NUMERIC(19) NULL, PRIORITY INTEGER NULL, BUG_VERSION INTEGER NULL, PRIMARY KEY (BUG_ID))
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| − | [EL Finest]: 2011-05-03 09:46:20.933--ServerSession(27379847)--Connection(29194312)--Thread(Thread[main,5,main])--Connection released to connection pool [default].
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| − | [EL Finer]: 2011-05-03 09:46:20.949--ServerSession(27379847)--Thread(Thread[main,5,main])--Canonical Metamodel class [com.corp.example.jpa.model.BugNumber_] not found during initialization.
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| − | [EL Finest]: 2011-05-03 09:46:20.949--ServerSession(27379847)--Thread(Thread[main,5,main])--End deploying Persistence Unit sybase_remote; session file:/D:/wse/view_w36b/com.corp.example.jpa.SEClient/bin/_sybase_remote; state Deployed; factoryCount 1
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| − | Metamodel: MetamodelImpl@31706449 [ 6 Types: , 1 ManagedTypes: , 1 EntityTypes: , 0 MappedSuperclassTypes: , 0 EmbeddableTypes: ]
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| − | [EL Finer]: 2011-05-03 09:46:21.136--ServerSession(27379847)--Thread(Thread[main,5,main])--client acquired: 3916915
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| − | [EL Finer]: 2011-05-03 09:46:21.152--ClientSession(3916915)--Thread(Thread[main,5,main])--acquire unit of work: 19647819
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| − | [EL Finest]: 2011-05-03 09:46:21.152--UnitOfWork(19647819)--Thread(Thread[main,5,main])--Execute query ReadAllQuery(referenceClass=BugNumber sql="SELECT BUG_ID, ASSIGNEDSTATUS, ASSIGNEDTO, NUMBER, PRIORITY, BUG_VERSION FROM JPA_BUGNUMBER")
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| − | [EL Finest]: 2011-05-03 09:46:21.152--ServerSession(27379847)--Connection(29194312)--Thread(Thread[main,5,main])--Connection acquired from connection pool [default].
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| − | [EL Fine]: 2011-05-03 09:46:21.152--ServerSession(27379847)--Connection(29194312)--Thread(Thread[main,5,main])--SELECT BUG_ID, ASSIGNEDSTATUS, ASSIGNEDTO, NUMBER, PRIORITY, BUG_VERSION FROM JPA_BUGNUMBER
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| − | [EL Finest]: 2011-05-03 09:46:21.152--ServerSession(27379847)--Connection(29194312)--Thread(Thread[main,5,main])--Connection released to connection pool [default].
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| − | </pre>
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