[#1206] Optimize SYNC_BATCH_SIZE

Electric-Coin-Company · Sep 5, 2023 · 1e7983e · 1e7983e
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diff --git a/CHANGELOG.md b/CHANGELOG.md
@@ -3,6 +3,8 @@
 ## Unreleased
 - `CompactBlockProcessor` now processes compact blocks from the lightwalletd server with spend-before-sync algorithm 
   (i.e. non-linear order). This feature shortens the time after which a wallet's spendable balance can be used.
+- The block synchronization mechanism is about one-third faster thanks to the optimized 
+`CompactBlockProcessor.SYNC_BATCH_SIZE`. Issue **#1206**.
 
 ### Added
 - New `syncAlgorithm` parameter of `Synchronizer.new()` and `WalletCoordinator()` to select preferred 

diff --git a/sdk-lib/src/main/java/cash/z/ecc/android/sdk/block/processor/CompactBlockProcessor.kt b/sdk-lib/src/main/java/cash/z/ecc/android/sdk/block/processor/CompactBlockProcessor.kt
@@ -1047,7 +1047,7 @@ class CompactBlockProcessor internal constructor(
          * number the more granular information can be provided about scan state. Unfortunately, it may also lead to
          * a lot of overhead during scanning.
          */
-        internal const val SYNC_BATCH_SIZE = 10
+        internal const val SYNC_BATCH_SIZE = 100
 
         /**
          * Default size of batch of blocks for running the transaction enhancing.