Fix for #223 - RawSql that includes a OneToMany not working

src/main/java/com/avaje/ebeaninternal/server/deploy/BeanPropertyAssocMany.java

@@ -225,6 +225,10 @@ public class BeanPropertyAssocMany<T> extends BeanPropertyAssoc<T> {
     return createElPropertyValue(propName, remainder, chain, propertyDeploy);
   }
 
+  public void buildSelectExpressionChain(String prefix, List<String> selectChain) {
+    // do not add to the selectChain at the top level of the Many bean
+  }
+
   public SqlUpdate deleteByParentId(Object parentId, List<Object> parentIdist) {
     if (parentId != null) {
       return deleteByParentId(parentId);

src/main/java/com/avaje/ebeaninternal/server/deploy/BeanPropertyAssocOne.java

@@ -287,7 +287,6 @@ public class BeanPropertyAssocOne<T> extends BeanPropertyAssoc<T> {
         }
     }
 
-    
     /**
      * Return true if this a OneToOne property. Otherwise assumed ManyToOne.
      */

src/main/java/com/avaje/ebeaninternal/server/query/SqlTree.java

@@ -80,6 +80,9 @@ public class SqlTree {
     this.includes = null;
   }
 
+  /**
+   * Build a select expression chain for RawSql.
+   */
   public List<String> buildSelectExpressionChain() {
     ArrayList<String> list = new ArrayList<String>();
     rootNode.buildSelectExpressionChain(list);

src/test/java/com/avaje/tests/rawsql/TestRawSqlMasterDetail.java

@@ -0,0 +1,63 @@
+package com.avaje.tests.rawsql;
+
+import com.avaje.ebean.BaseTestCase;
+import com.avaje.ebean.Ebean;
+import com.avaje.ebean.RawSql;
+import com.avaje.ebean.RawSqlBuilder;
+import com.avaje.tests.model.basic.Order;
+import com.avaje.tests.model.basic.OrderDetail;
+import com.avaje.tests.model.basic.ResetBasicData;
+import org.junit.Test;
+
+import java.util.List;
+
+public class TestRawSqlMasterDetail extends BaseTestCase {
+
+  @Test
+  public void test() {
+
+    ResetBasicData.reset();
+
+    String rs = "select t0.id, t0.status, t1.id, t1.name, "+
+            " t2.id, t2.order_qty, t3.id, t3.name " +
+            "from o_order t0 join o_customer t1 on t1.id = t0.kcustomer_id " +
+            "join o_order_detail t2 on t2.order_id = t0.id  " +
+            "join o_product t3 on t3.id = t2.product_id  " +
+            "where t0.id <= :maxOrderId  and t3.id = :productId "+
+            "order by t0.id, t2.id asc";
+
+    RawSql rawSql = RawSqlBuilder.parse(rs)
+            .columnMapping("t0.id", "id")
+            .columnMapping("t0.status", "status")
+            .columnMapping("t1.id", "customer.id")
+            .columnMapping("t1.name", "customer.name")
+            .columnMapping("t2.id", "details.id")
+            .columnMapping("t2.order_qty", "details.orderQty")
+            .columnMapping("t3.id", "details.product.id")
+            .columnMapping("t3.name", "details.product.name")
+            .create();
+
+    List<Order> ordersFromRaw = Ebean.find(Order.class)
+            .setRawSql(rawSql)
+            .setParameter("maxOrderId", 2)
+            .setParameter("productId", 1)
+            .findList();
+
+    printOrders(ordersFromRaw, "using RawSql");
+
+  }
+
+  private void printOrders(List<Order> orders, String heading) {
+    System.out.println("-------------- "+heading);
+    for (Order order : orders) {
+      List<OrderDetail> details = order.getDetails();
+      System.out.println("order: "+order.getId()+" "+order.getCustomer().getName());
+      for (OrderDetail detail : details) {
+        System.out.println("detailId:" + detail.getId() + " productId:" + detail.getProduct().getId() + " qty:" +
+                detail.getOrderQty());
+      }
+    }
+    System.out.println("-------------- "+heading+" complete");
+  }
+}
+