From 9510ca6fa1f066ad4328bfde92d4d8240d641ac5 Mon Sep 17 00:00:00 2001 From: josephine-barboza Date: Fri, 28 Sep 2018 06:19:55 +0530 Subject: [PATCH] Create App.java --- .../main/java/com/baeldung/ebean/app/App.java | 75 +++++++++++++++++++ 1 file changed, 75 insertions(+) create mode 100644 libraries-data/ebean/src/main/java/com/baeldung/ebean/app/App.java diff --git a/libraries-data/ebean/src/main/java/com/baeldung/ebean/app/App.java b/libraries-data/ebean/src/main/java/com/baeldung/ebean/app/App.java new file mode 100644 index 0000000000..161bf1e820 --- /dev/null +++ b/libraries-data/ebean/src/main/java/com/baeldung/ebean/app/App.java @@ -0,0 +1,75 @@ +package com.baeldung.ebean.app; + +import java.util.Arrays; + +import com.baeldung.ebean.model.Address; +import com.baeldung.ebean.model.Customer; + +import io.ebean.Ebean; +import io.ebean.EbeanServer; +import io.ebean.annotation.Transactional; + +public class App { + + public static void main(String[] args) { + insertAndDeleteInsideTransaction(); + crudOperations(); + queryCustomers(); + } + + @Transactional + public static void insertAndDeleteInsideTransaction() { + + Customer c1 = getCustomer(); + EbeanServer server = Ebean.getDefaultServer(); + server.save(c1); + Customer foundC1 = server.find(Customer.class, c1.getId()); + server.delete(foundC1); + } + + public static void crudOperations() { + + Address a1 = new Address("5, Wide Street", null, "New York"); + Customer c1 = new Customer("John Wide", a1); + + EbeanServer server = Ebean.getDefaultServer(); + server.save(c1); + + c1.setName("Jane Wide"); + c1.setAddress(null); + server.save(c1); + + Customer foundC1 = Ebean.find(Customer.class, c1.getId()); + + Ebean.delete(foundC1); + } + + public static void queryCustomers() { + Address a1 = new Address("1, Big Street", null, "New York"); + Customer c1 = new Customer("Big John", a1); + + Address a2 = new Address("2, Big Street", null, "New York"); + Customer c2 = new Customer("Big John", a2); + + Address a3 = new Address("3, Big Street", null, "San Jose"); + Customer c3 = new Customer("Big Bob", a3); + + Ebean.saveAll(Arrays.asList(c1, c2, c3)); + + Customer customer = Ebean.find(Customer.class) + .select("name") + .fetch("address", "city") + .where() + .eq("city", "San Jose") + .findOne(); + + Ebean.deleteAll(Arrays.asList(c1, c2, c3)); + } + + private static Customer getCustomer() { + Address a1 = new Address("1, Big Street", null, "New York"); + Customer c1 = new Customer("Big John", a1); + return c1; + } + +}