From 121661e8ebc393a537e44f75ac5d586ad027ab89 Mon Sep 17 00:00:00 2001
From: Antonin Delpeuch <antonin@delpeuch.eu>
Date: Tue, 20 Nov 2018 19:11:34 +0000
Subject: [PATCH] Let OverlayModels access the Project at deserialization time

---
 main/src/com/google/refine/model/OverlayModel.java | 8 +++++++-
 main/src/com/google/refine/model/Project.java      | 6 ++++++
 2 files changed, 13 insertions(+), 1 deletion(-)

diff --git a/main/src/com/google/refine/model/OverlayModel.java b/main/src/com/google/refine/model/OverlayModel.java
index 7ca914173..4867d4607 100644
--- a/main/src/com/google/refine/model/OverlayModel.java
+++ b/main/src/com/google/refine/model/OverlayModel.java
@@ -33,7 +33,13 @@ OF THIS SOFTWARE, EVEN IF ADVISED OF THE POSSIBILITY OF SUCH DAMAGE.
 
 package com.google.refine.model;
 
-
+/**
+ * Overlay models must be serializable and deserializable with Jackson.
+ * It is possible to have access to the project at deserialization time
+ * by adding the corresponding parameter to the JSON creator with
+ * @JacksonInject("project").
+ *
+ */
 public interface OverlayModel  {
     public void onBeforeSave(Project project);
     
diff --git a/main/src/com/google/refine/model/Project.java b/main/src/com/google/refine/model/Project.java
index f07532d86..0d54ff603 100644
--- a/main/src/com/google/refine/model/Project.java
+++ b/main/src/com/google/refine/model/Project.java
@@ -50,6 +50,8 @@ import java.util.Properties;
 import org.slf4j.Logger;
 import org.slf4j.LoggerFactory;
 
+import com.fasterxml.jackson.databind.InjectableValues;
+import com.fasterxml.jackson.databind.ObjectMapper;
 import com.google.refine.ProjectManager;
 import com.google.refine.ProjectMetadata;
 import com.google.refine.RefineServlet;
@@ -188,6 +190,10 @@ public class Project {
         Project project = new Project(id);
         int maxCellCount = 0;
         
+        ObjectMapper mapper = ParsingUtilities.mapper.copy();
+        InjectableValues injections = new InjectableValues.Std().addValue("project", project);
+        mapper.setInjectableValues(injections);
+        
         String line;
         while ((line = reader.readLine()) != null) {
             int equal = line.indexOf('=');