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-rw-r--r--nms-patches/BlockRedstoneComparator.patch30
1 files changed, 30 insertions, 0 deletions
diff --git a/nms-patches/BlockRedstoneComparator.patch b/nms-patches/BlockRedstoneComparator.patch
new file mode 100644
index 00000000..de272ab4
--- /dev/null
+++ b/nms-patches/BlockRedstoneComparator.patch
@@ -0,0 +1,30 @@
+--- a/net/minecraft/server/BlockRedstoneComparator.java
++++ b/net/minecraft/server/BlockRedstoneComparator.java
+@@ -5,6 +5,8 @@
+ import java.util.function.Predicate;
+ import javax.annotation.Nullable;
+
++import org.bukkit.craftbukkit.event.CraftEventFactory; // CraftBukkit
++
+ public class BlockRedstoneComparator extends BlockDiodeAbstract implements ITileEntity {
+
+ public static final BlockStateEnum<BlockPropertyComparatorMode> MODE = BlockProperties.ap;
+@@ -118,8 +120,18 @@
+ boolean flag1 = ((Boolean) iblockdata.get(BlockRedstoneComparator.c)).booleanValue();
+
+ if (flag1 && !flag) {
++ // CraftBukkit start
++ if (CraftEventFactory.callRedstoneChange(world, blockposition, 15, 0).getNewCurrent() != 0) {
++ return;
++ }
++ // CraftBukkit end
+ world.setTypeAndData(blockposition, (IBlockData) iblockdata.set(BlockRedstoneComparator.c, Boolean.valueOf(false)), 2);
+ } else if (!flag1 && flag) {
++ // CraftBukkit start
++ if (CraftEventFactory.callRedstoneChange(world, blockposition, 0, 15).getNewCurrent() != 15) {
++ return;
++ }
++ // CraftBukkit end
+ world.setTypeAndData(blockposition, (IBlockData) iblockdata.set(BlockRedstoneComparator.c, Boolean.valueOf(true)), 2);
+ }
+