22: Add method decodeCumulativeInterestSnapshot

2026-06-30 15:18:44 +02:00
parent d2cce123b9
commit a7858ff3fd
1 changed files with 16 additions and 2 deletions
@@ -62,8 +62,6 @@ class AnchorIdlJupiterPerpsPositionDecoder {
                CUMULATIVE_INTEREST_SNAPSHOT_OFFSET
        );

-        System.out.println("cumulativeInterestSnapshot = " + cumulativeInterestSnapshot);
-
        JupiterPerpsPosition pos = new JupiterPerpsPosition(
                positionAccount,
                entryPrice,
@@ -76,6 +74,22 @@ class AnchorIdlJupiterPerpsPositionDecoder {
        return pos;
    }

+    BigInteger decodeCumulativeInterestSnapshot(SolanaAccountInfo accountInfo) {
+        byte[] data = Base64.getDecoder().decode(accountInfo.dataBase64());
+
+        if (data.length < CUMULATIVE_INTEREST_SNAPSHOT_OFFSET + U128_LENGTH) {
+            throw new IllegalArgumentException(
+                    "Jupiter Perps position account data is too short: " + data.length
+            );
+        }
+
+        BigInteger value = readU128(
+                data,
+                CUMULATIVE_INTEREST_SNAPSHOT_OFFSET
+        );
+        return value;
+    }
+
    ΩSolanaAddressΩ decodeCustodyAccount(SolanaAccountInfo accountInfo) {
        byte[] data = Base64.getDecoder().decode(accountInfo.dataBase64());