#115 - Mapping - Add support for @ElementCollection enhancement

Add embedded bean support

src/main/java/io/ebeaninternal/server/persist/SaveManyElementCollectionMap.java

@@ -0,0 +1,55 @@
+package io.ebeaninternal.server.persist;
+
+import io.ebean.SqlUpdate;
+import io.ebean.bean.EntityBean;
+import io.ebeaninternal.api.SpiEbeanServer;
+import io.ebeaninternal.server.core.PersistRequestBean;
+import io.ebeaninternal.server.deploy.BeanCollectionUtil;
+import io.ebeaninternal.server.deploy.BeanPropertyAssocMany;
+
+import java.util.Map;
+import java.util.Set;
+
+/**
+ * Save details for a simple scalar map element collection.
+ */
+class SaveManyElementCollectionMap extends SaveManyBase {
+
+  SaveManyElementCollectionMap(boolean insertedParent, BeanPropertyAssocMany<?> many, EntityBean parentBean, PersistRequestBean<?> request) {
+    super(insertedParent, many, parentBean, request);
+  }
+
+  @SuppressWarnings("unchecked")
+  @Override
+  void save() {
+
+    Set<Map.Entry<?, ?>> entries = (Set<Map.Entry<?, ?>>) BeanCollectionUtil.getActualEntries(value);
+    if (entries == null || !BeanCollectionUtil.isModified(value)) {
+      return;
+    }
+
+    Object parentId = request.getBeanId();
+
+    SpiEbeanServer server = request.getServer();
+
+    if (!insertedParent) {
+      SqlUpdate sqlDelete = many.deleteByParentId(parentId, null);
+      server.execute(sqlDelete, transaction);
+    }
+
+    transaction.depth(+1);
+
+    String insert = many.insertElementCollection();
+    SqlUpdate sqlInsert = server.createSqlUpdate(insert);
+
+    for (Map.Entry<?, ?> entry : entries) {
+      sqlInsert.setNextParameter(parentId);
+      sqlInsert.setNextParameter(entry.getKey());
+      many.bindElementValue(sqlInsert, entry.getValue());
+      server.execute(sqlInsert, transaction);
+    }
+
+    transaction.depth(-1);
+    resetModifyState();
+  }
+}