Merge pull request javaee-samples#202 from kubamarchwicki/jpa-exetended-context

JPA extended context

Author: arun-gupta

jpa/extended-pc/src/main/java/org/javaee7/jpa/extended/pc/Character.java

@@ -0,0 +1,57 @@
+package org.javaee7.jpa.extended.pc;
+
+import javax.persistence.Column;
+import javax.persistence.Entity;
+import javax.persistence.Id;
+import javax.persistence.NamedQueries;
+import javax.persistence.NamedQuery;
+import javax.persistence.Table;
+import java.io.Serializable;
+
+/**
+ * @author Arun Gupta
+ */
+@Entity
+@Table(name="CHARACTERS")
+@NamedQueries({
+    @NamedQuery(name = Character.FIND_ALL, query = "SELECT c FROM Character c")
+})
+public class Character implements Serializable {
+
+    public static final String FIND_ALL = "Character.findAll";
+
+    private static final long serialVersionUID = 1L;
+
+    @Id
+    private int id;
+    
+    @Column(length=50)
+    private String name;
+    
+    public Character() { }
+
+    public Character(int id, String name) {
+        this.id = id;
+        this.name = name;
+    }
+
+    public Character(String name) {
+        this.name = name;
+    }
+    
+    public int getId() {
+        return id;
+    }
+
+    public void setId(int id) {
+        this.id = id;
+    }
+
+    public String getName() {
+        return name;
+    }
+
+    public void setName(String name) {
+        this.name = name;
+    }
+}

jpa/extended-pc/src/main/java/org/javaee7/jpa/extended/pc/CharactersBean.java

@@ -0,0 +1,35 @@
+package org.javaee7.jpa.extended.pc;
+
+import javax.ejb.Stateful;
+import javax.ejb.TransactionAttribute;
+import javax.ejb.TransactionAttributeType;
+import javax.persistence.EntityManager;
+import javax.persistence.PersistenceContext;
+import javax.persistence.PersistenceContextType;
+import java.io.Serializable;
+import java.util.List;
+
+/**
+ * @author Kuba Marchwicki
+ */
+@Stateful
+@TransactionAttribute(TransactionAttributeType.NEVER)
+public class CharactersBean implements Serializable {
+
+    @PersistenceContext(type = PersistenceContextType.EXTENDED)
+    EntityManager em;
+    
+    public void save(Character e) {
+        em.persist(e);
+    }
+    
+    @TransactionAttribute(TransactionAttributeType.REQUIRED)
+    public void commitChanges() {
+
+    }
+    
+    public List<Character> get() {
+        return em.createNamedQuery(Character.FIND_ALL, Character.class).getResultList();
+    }
+
+}

jpa/extended-pc/src/main/java/org/javaee7/jpa/extended/pc/Employee.java

@@ -1 +1 @@
-CREATE TABLE EMPLOYEE_SCHEMA_EXTENDED_PC ("ID" INTEGER not null primary key, "NAME" VARCHAR(50) not null)
+CREATE TABLE CHARACTERS ("ID" INTEGER not null primary key, "NAME" VARCHAR(50) not null)