Add initial files

1 files changed, 70 insertions, 0 deletions

diff --git a/src/beans/ProductManager.java b/src/beans/ProductManager.java
new file mode 100644
index 0000000..cc0dcaa
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+++ b/src/beans/ProductManager.java
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+/*
+ * $RCSFile$
+ *
+ * Created on 11.06.2007
+ * for Project: 
+ * by steins
+ *
+ * (C) 2005-2006 by 
+ */
+package beans;
+
+import java.io.IOException;
+import java.util.Map;
+
+import javax.faces.context.FacesContext;
+import javax.persistence.EntityManager;
+import javax.persistence.EntityManagerFactory;
+import javax.persistence.EntityTransaction;
+import javax.persistence.Persistence;
+
+import jpa.Product;
+
+public class ProductManager
+{
+   private Product current;
+   
+   public Product getCurrent()
+   {
+      return current;
+   }
+
+   public void select(javax.faces.event.ActionEvent actionEvent)
+   {
+      FacesContext facesContext = FacesContext.getCurrentInstance();
+      Map params = facesContext.getExternalContext().getRequestParameterMap();
+      String selectedId = (String) params.get("selectedId");
+//      System.out.println(selectedId);
+
+      EntityManagerFactory factory = Persistence
+            .createEntityManagerFactory("catalog");
+      EntityManager manager = factory.createEntityManager();
+
+      EntityTransaction tx = manager.getTransaction();
+      tx.begin();
+      try
+      {
+         current = manager.find(Product.class, selectedId);
+
+         tx.commit();
+      }
+      catch (Exception ex)
+      {
+         ex.printStackTrace(System.err);
+         tx.rollback();
+      }
+
+      FacesContext context = FacesContext.getCurrentInstance();
+      try
+      {
+         context.getExternalContext().redirect("product.jsf");
+      }
+      catch (IOException e)
+      {
+         // TODO Auto-generated catch block
+         e.printStackTrace();
+      }
+      context.responseComplete();
+   }
+
+}