get rid of gson

app/build.gradle

@@ -90,5 +90,4 @@ dependencies {
     implementation libs.cronet.embedded
     implementation libs.cronet.okhttp
     implementation libs.coil
-    implementation libs.gson
 }

app/src/main/java/com/github/libretube/preferences/PreferenceHelper.kt

@@ -3,13 +3,11 @@ package com.github.libretube.preferences
 import android.content.Context
 import android.content.SharedPreferences
 import androidx.preference.PreferenceManager
+import com.fasterxml.jackson.databind.ObjectMapper
 import com.github.libretube.obj.CustomInstance
 import com.github.libretube.obj.Streams
 import com.github.libretube.obj.WatchHistoryItem
 import com.github.libretube.obj.WatchPosition
-import com.google.common.reflect.TypeToken
-import com.google.gson.Gson
-import java.lang.reflect.Type
 
 object PreferenceHelper {
     private val TAG = "PreferenceHelper"
@@ -92,21 +90,25 @@ object PreferenceHelper {
     }
 
     fun saveCustomInstance(customInstance: CustomInstance) {
-        val gson = Gson()
+        val mapper = ObjectMapper()
 
         val customInstancesList = getCustomInstances()
         customInstancesList += customInstance
 
-        val json = gson.toJson(customInstancesList)
+        val json = mapper.writeValueAsString(customInstancesList)
         editor.putString("customInstances", json).apply()
     }
 
     fun getCustomInstances(): ArrayList<CustomInstance> {
-        val gson = Gson()
+        val mapper = ObjectMapper()
+
         val json: String = settings.getString("customInstances", "")!!
-        val type: Type = object : TypeToken<List<CustomInstance?>?>() {}.type
+        val type = mapper.typeFactory.constructCollectionType(
+            List::class.java,
+            CustomInstance::class.java
+        )
         return try {
-            gson.fromJson(json, type)
+            mapper.readValue(json, type)
         } catch (e: Exception) {
             arrayListOf()
         }
@@ -127,7 +129,7 @@ object PreferenceHelper {
     }
 
     fun addToWatchHistory(videoId: String, streams: Streams) {
-        val gson = Gson()
+        val mapper = ObjectMapper()
 
         val watchHistoryItem = WatchHistoryItem(
             videoId,
@@ -151,16 +153,21 @@ object PreferenceHelper {
 
         watchHistory += watchHistoryItem
 
-        val json = gson.toJson(watchHistory)
+        val json = mapper.writeValueAsString(watchHistory)
         editor.putString("watch_history", json).apply()
     }
 
     fun getWatchHistory(): ArrayList<WatchHistoryItem> {
-        val gson = Gson()
+        val mapper = ObjectMapper()
+
         val json: String = settings.getString("watch_history", "")!!
-        val type: Type = object : TypeToken<List<WatchHistoryItem?>?>() {}.type
+        val type = mapper.typeFactory.constructCollectionType(
+            List::class.java,
+            WatchHistoryItem::class.java
+        )
+
         return try {
-            gson.fromJson(json, type)
+            mapper.readValue(json, type)
         } catch (e: Exception) {
             arrayListOf()
         }
@@ -179,8 +186,8 @@ object PreferenceHelper {
 
         watchPositions += watchPositionItem
 
-        val gson = Gson()
+        val mapper = ObjectMapper()
-        val json = gson.toJson(watchPositions)
+        val json = mapper.writeValueAsString(watchPositions)
         editor.putString("watch_positions", json).commit()
     }
 
@@ -194,19 +201,22 @@ object PreferenceHelper {
 
         if (indexToRemove != null) watchPositions.removeAt(indexToRemove!!)
 
-        val gson = Gson()
+        val mapper = ObjectMapper()
-        val json = gson.toJson(watchPositions)
+        val json = mapper.writeValueAsString(watchPositions)
         editor.putString("watch_positions", json).commit()
     }
 
     fun getWatchPositions(): ArrayList<WatchPosition> {
-        val gson = Gson()
+        val mapper = ObjectMapper()
 
         val json: String = settings.getString("watch_positions", "")!!
-        val type: Type = object : TypeToken<List<WatchPosition?>?>() {}.type
+        val type = mapper.typeFactory.constructCollectionType(
+            List::class.java,
+            WatchPosition::class.java
+        )
 
         return try {
-            gson.fromJson(json, type)
+            mapper.readValue(json, type)
         } catch (e: Exception) {
             arrayListOf()
         }

app/src/main/java/com/github/libretube/update/UpdateChecker.kt

@@ -1,7 +1,7 @@
 package com.github.libretube.update
 
+import com.fasterxml.jackson.databind.ObjectMapper
 import com.github.libretube.GITHUB_API_URL
-import com.google.gson.Gson
 import java.net.URL
 
 object UpdateChecker {
@@ -29,7 +29,7 @@ object UpdateChecker {
         val json = latestVersionApiUrl.readText()
 
         // Parse and return the json data
-        val gson = Gson()
+        val mapper = ObjectMapper()
-        return gson.fromJson(json, UpdateInfo::class.java)
+        return mapper.readValue(json, UpdateInfo::class.java)
     }
 }

gradle/libs.versions.toml

@@ -18,7 +18,6 @@ cronetEmbedded = "101.4951.41"
 cronetOkHttp = "0.1.0"
 coil = "2.1.0"
 leakcanary = "2.8.1"
-gson = "2.9.0"
 
 [libraries]
 androidx-appcompat = { group = "androidx.appcompat", name = "appcompat", version.ref = "appcompat" }
@@ -43,5 +42,4 @@ exoplayer-extension-cronet = { group = "com.google.android.exoplayer", name = "e
 cronet-embedded = { group = "org.chromium.net", name = "cronet-embedded", version.ref = "cronetEmbedded" }
 cronet-okhttp = { group = "com.google.net.cronet", name = "cronet-okhttp", version.ref = "cronetOkHttp" }
 coil = { group = "io.coil-kt", name = "coil", version.ref="coil" }
-square-leakcanary = { group = "com.squareup.leakcanary", name = "leakcanary-android", version.ref = "leakcanary" }
+square-leakcanary = { group = "com.squareup.leakcanary", name = "leakcanary-android", version.ref = "leakcanary" }
-gson = { group = "com.google.code.gson", name="gson", version.ref = "gson"}