From 0c8e84c20ddfe0e4e98ce12078fbe86c075a4bae Mon Sep 17 00:00:00 2001
From: thelooter <evekolb2204@gmail.com>
Date: Sat, 16 Sep 2023 23:18:51 +0200
Subject: [PATCH] Enforce sign line nullability when setting line with
 Adventure Method (#9689)

---
 patches/server/0010-Adventure.patch | 7 ++++---
 1 file changed, 4 insertions(+), 3 deletions(-)

diff --git a/patches/server/0010-Adventure.patch b/patches/server/0010-Adventure.patch
index 6881aaa95..3358622f9 100644
--- a/patches/server/0010-Adventure.patch
+++ b/patches/server/0010-Adventure.patch
@@ -3279,10 +3279,10 @@ index bd43440fcbcf461fb8ca94b96cd256f392efeb84..5af30bff1bfdf09daa585071f2ec1fe0
          Component[] components = new Component[4];
  
 diff --git a/src/main/java/org/bukkit/craftbukkit/block/sign/CraftSignSide.java b/src/main/java/org/bukkit/craftbukkit/block/sign/CraftSignSide.java
-index 43f6ac44525048faf0b0cd2c11f9bc36fa0cab5d..1317cdd48c1c27c9e5152da5403237b1bb15ac52 100644
+index 43f6ac44525048faf0b0cd2c11f9bc36fa0cab5d..4747d77fd5fd12116ef40d897a08c7baca60a399 100644
 --- a/src/main/java/org/bukkit/craftbukkit/block/sign/CraftSignSide.java
 +++ b/src/main/java/org/bukkit/craftbukkit/block/sign/CraftSignSide.java
-@@ -12,37 +12,69 @@ import org.jetbrains.annotations.Nullable;
+@@ -12,37 +12,70 @@ import org.jetbrains.annotations.Nullable;
  public class CraftSignSide implements SignSide {
  
      // Lazily initialized only if requested:
@@ -3313,6 +3313,7 @@ index 43f6ac44525048faf0b0cd2c11f9bc36fa0cab5d..1317cdd48c1c27c9e5152da5403237b1
 +
 +    @Override
 +    public void line(final int index, final net.kyori.adventure.text.@NotNull Component line) throws IndexOutOfBoundsException {
++        com.google.common.base.Preconditions.checkArgument(line != null, "Line cannot be null");
 +        this.loadLines();
 +        this.lines.set(index, line);
 +    }
@@ -3365,7 +3366,7 @@ index 43f6ac44525048faf0b0cd2c11f9bc36fa0cab5d..1317cdd48c1c27c9e5152da5403237b1
      }
  
      @Override
-@@ -68,13 +100,16 @@ public class CraftSignSide implements SignSide {
+@@ -68,13 +101,16 @@ public class CraftSignSide implements SignSide {
  
      public SignText applyLegacyStringToSignSide() {
          if (this.lines != null) {