DEV-574 #time 5m more efficient removal of time stamp per byte from list

marknolan · marknolan · commit 61c2fca7ac4f · 2025-11-26T08:37:30.000Z
diff --git a/ShimmerDriver/src/main/java/com/shimmerresearch/bluetooth/ShimmerBluetooth.java b/ShimmerDriver/src/main/java/com/shimmerresearch/bluetooth/ShimmerBluetooth.java
@@ -1311,10 +1311,8 @@ protected void discardBufferBytesToNextPacket(){
 		mByteArrayOutputStream.reset();
 		mByteArrayOutputStream.write(bTemp, offset, bTemp.length-offset); //this will throw the first byte away
 		if(mEnablePCTimeStamps) {
-			for (int i=0;i<offset;i++)
-			{
-				mListofPCTimeStamps.remove(0);
-			}
+			// Remove first `offset` elements from the original list (destructive, modifies same list)
+			mListofPCTimeStamps.subList(0, offset).clear();
 		}
 		consolePrintLn("Throw Bytes " + UtilShimmer.bytesToHexStringWithSpacesFormatted(Arrays.copyOfRange(bTemp, 0, offset)));
 	}

Original file line number	Diff line number	Diff line change
`@@ -1311,10 +1311,8 @@ protected void discardBufferBytesToNextPacket(){`
`1311`	`1311`	`mByteArrayOutputStream.reset();`
`1312`	`1312`	`mByteArrayOutputStream.write(bTemp, offset, bTemp.length-offset); //this will throw the first byte away`
`1313`	`1313`	`if(mEnablePCTimeStamps) {`
`1314`		`- for (int i=0;i<offset;i++)`
`1315`		`- {`
`1316`		`- mListofPCTimeStamps.remove(0);`
`1317`		`- }`
	`1314`	+ // Remove first `offset` elements from the original list (destructive, modifies same list)
	`1315`	`+ mListofPCTimeStamps.subList(0, offset).clear();`
`1318`	`1316`	`}`
`1319`	`1317`	`consolePrintLn("Throw Bytes " + UtilShimmer.bytesToHexStringWithSpacesFormatted(Arrays.copyOfRange(bTemp, 0, offset)));`
`1320`	`1318`	`}`