Creates a TagArray deserializer that interns all strings to avoid duplicated memory

quartz/src/main/java/com/vitorpamplona/quartz/nip01Core/jackson/JsonMapper.kt

@@ -70,7 +70,8 @@ class JsonMapper {
                         .addDeserializer(Permission::class.java, PermissionDeserializer())
                         .addSerializer(Permission::class.java, PermissionSerializer())
                         .addDeserializer(IntentResult::class.java, IntentResultJsonDeserializer())
-                        .addSerializer(IntentResult::class.java, IntentResultJsonSerializer()),
+                        .addSerializer(IntentResult::class.java, IntentResultJsonSerializer())
+                        .addDeserializer(Array<Array<String>>::class.java, TagArrayDeserializer()),
                 )
 
         fun fromJson(json: String): Event = mapper.readValue(json, Event::class.java)

quartz/src/main/java/com/vitorpamplona/quartz/nip01Core/jackson/TagArrayDeserializer.kt

@@ -0,0 +1,32 @@
+/**
+ * Copyright (c) 2025 Vitor Pamplona
+ *
+ * Permission is hereby granted, free of charge, to any person obtaining a copy of
+ * this software and associated documentation files (the "Software"), to deal in
+ * the Software without restriction, including without limitation the rights to use,
+ * copy, modify, merge, publish, distribute, sublicense, and/or sell copies of the
+ * Software, and to permit persons to whom the Software is furnished to do so,
+ * subject to the following conditions:
+ *
+ * The above copyright notice and this permission notice shall be included in all
+ * copies or substantial portions of the Software.
+ *
+ * THE SOFTWARE IS PROVIDED "AS IS", WITHOUT WARRANTY OF ANY KIND, EXPRESS OR
+ * IMPLIED, INCLUDING BUT NOT LIMITED TO THE WARRANTIES OF MERCHANTABILITY, FITNESS
+ * FOR A PARTICULAR PURPOSE AND NONINFRINGEMENT. IN NO EVENT SHALL THE AUTHORS OR
+ * COPYRIGHT HOLDERS BE LIABLE FOR ANY CLAIM, DAMAGES OR OTHER LIABILITY, WHETHER IN
+ * AN ACTION OF CONTRACT, TORT OR OTHERWISE, ARISING FROM, OUT OF OR IN CONNECTION
+ * WITH THE SOFTWARE OR THE USE OR OTHER DEALINGS IN THE SOFTWARE.
+ */
+package com.vitorpamplona.quartz.nip01Core.jackson
+
+import com.fasterxml.jackson.core.JsonParser
+import com.fasterxml.jackson.databind.DeserializationContext
+import com.fasterxml.jackson.databind.deser.std.StdDeserializer
+
+class TagArrayDeserializer : StdDeserializer<Array<Array<String>>>(Array<Array<String>>::class.java) {
+    override fun deserialize(
+        jp: JsonParser,
+        ctxt: DeserializationContext,
+    ): Array<Array<String>> = TagArrayManualDeserializer.fromJson(jp.codec.readTree(jp))
+}

quartz/src/main/java/com/vitorpamplona/quartz/nip01Core/jackson/TagArrayManualDeserializer.kt

@@ -0,0 +1,32 @@
+/**
+ * Copyright (c) 2025 Vitor Pamplona
+ *
+ * Permission is hereby granted, free of charge, to any person obtaining a copy of
+ * this software and associated documentation files (the "Software"), to deal in
+ * the Software without restriction, including without limitation the rights to use,
+ * copy, modify, merge, publish, distribute, sublicense, and/or sell copies of the
+ * Software, and to permit persons to whom the Software is furnished to do so,
+ * subject to the following conditions:
+ *
+ * The above copyright notice and this permission notice shall be included in all
+ * copies or substantial portions of the Software.
+ *
+ * THE SOFTWARE IS PROVIDED "AS IS", WITHOUT WARRANTY OF ANY KIND, EXPRESS OR
+ * IMPLIED, INCLUDING BUT NOT LIMITED TO THE WARRANTIES OF MERCHANTABILITY, FITNESS
+ * FOR A PARTICULAR PURPOSE AND NONINFRINGEMENT. IN NO EVENT SHALL THE AUTHORS OR
+ * COPYRIGHT HOLDERS BE LIABLE FOR ANY CLAIM, DAMAGES OR OTHER LIABILITY, WHETHER IN
+ * AN ACTION OF CONTRACT, TORT OR OTHERWISE, ARISING FROM, OUT OF OR IN CONNECTION
+ * WITH THE SOFTWARE OR THE USE OR OTHER DEALINGS IN THE SOFTWARE.
+ */
+package com.vitorpamplona.quartz.nip01Core.jackson
+
+import com.fasterxml.jackson.databind.JsonNode
+
+class TagArrayManualDeserializer {
+    companion object {
+        fun fromJson(jsonObject: JsonNode): Array<Array<String>> =
+            jsonObject.toTypedArray {
+                it.toTypedArray { s -> if (s.isNull) "" else s.asText().intern() }
+            }
+    }
+}

quartz/src/main/java/com/vitorpamplona/quartz/nip01Core/relay/filters/Filter.kt

@@ -80,10 +80,6 @@ class Filter(
             (search != null && search.isNotEmpty())
 
     init {
-        if (!isFilledFilter()) {
-            Log.e("FilterError", "Filter is empty: ${toJson()}")
-        }
-
         ids?.forEach {
             if (it.length != 64) Log.e("FilterError", "Invalid id length $it on ${toJson()}")
         }