BatchOperation: explicitly allow null values

1 files changed, 2 insertions, 5 deletions

diff --git a/src/main/java/at/bitfire/vcard4android/BatchOperation.kt b/src/main/java/at/bitfire/vcard4android/BatchOperation.kt
index 8228230..befd0ee 100644
--- a/src/main/java/at/bitfire/vcard4android/BatchOperation.kt
+++ b/src/main/java/at/bitfire/vcard4android/BatchOperation.kt
@@ -148,7 +148,7 @@ class BatchOperation(
         var selection: String? = null
         var selectionArguments: Array<String>? = null
 
-        val values = mutableMapOf<String, Any>()
+        val values = mutableMapOf<String, Any?>()
         val valueBackrefs = mutableMapOf<String, Int>()
 
         var yieldAllowed = false
@@ -172,10 +172,7 @@ class BatchOperation(
         }
 
         fun withValue(key: String, value: Any?): CpoBuilder {
-            if (value != null)
-                values[key] = value
-            else
-                values -= key
+            values[key] = value
             return this
         }