Fixes #1031: partially revert change #1005, making default Projection go back to "include all"

src/main/java/io/stargate/sgv2/jsonapi/service/projection/DocumentProjector.java

@@ -52,7 +52,21 @@ private DocumentProjector(
   }
 
   public static DocumentProjector defaultProjector() {
-    return DefaultProjectorWrapper.defaultProjector();
+    /* 16-Apr-2024, tatu: For v1.0.6 need to revert to default being
+         "include all", and then go back to "exclude $vector/$vectorize"
+         for v1.0.7 or later.
+    */
+    // return DefaultProjectorWrapper.defaultProjector();
+    return INCLUDE_ALL_PROJECTOR;
+  }
+
+  public static DocumentProjector defaultProjectorWithSimilarity() {
+    /* 16-Apr-2024, tatu: For v1.0.6 need to revert to default being
+         "include all", and then go back to "exclude $vector/$vectorize"
+         for v1.0.7 or later.
+    */
+    // return DefaultProjectorWrapper.defaultProjectorWithSimilarity();
+    return INCLUDE_ALL_PROJECTOR_WITH_SIMILARITY;
   }
 
   public static DocumentProjector includeAllProjector() {
@@ -75,9 +89,9 @@ public static DocumentProjector createFromDefinition(
     // First special case: "simple" default projection
     if (projectionDefinition == null || projectionDefinition.isEmpty()) {
       if (includeSimilarity) {
-        return DefaultProjectorWrapper.defaultProjectorWithSimilarity();
+        return defaultProjectorWithSimilarity();
       }
-      return DefaultProjectorWrapper.defaultProjector();
+      return defaultProjector();
     }
     if (!projectionDefinition.isObject()) {
       throw new JsonApiException(
@@ -169,7 +183,7 @@ public boolean equals(Object o) {
 
   @Override
   public int hashCode() {
-    return rootLayer.hashCode();
+    return (rootLayer == null) ? -1 : rootLayer.hashCode();
   }
 
   /**

src/test/java/io/stargate/sgv2/jsonapi/api/v1/FindOneAndUpdateNoIndexIntegrationTest.java

@@ -124,6 +124,7 @@ public void byIdAfterUpdate() {
                         "name": "Joe",
                         "age": 42,
                         "enabled": true,
+                        "$vector" : [ 0.5, -0.25 ],
                         "value": -1
                       }
                       """))

src/test/java/io/stargate/sgv2/jsonapi/service/projection/DocumentProjectorTest.java

@@ -310,6 +310,8 @@ public void defaultProjectionMixAll() throws Exception {
                       {
                          "_id" : 1,
                          "value1": 42,
+                         "$vectorize": "Quick brown fox",
+                         "$vector": [0.0, 1.0],
                          "value2": -3
                       }
                       """));