From 1f1d542ed79ce591efc9171dfbfe50cd93dd2bbb Mon Sep 17 00:00:00 2001
From: Duy Tran Khanh <40482367+khanhduytran0@users.noreply.github.com>
Date: Wed, 2 Mar 2022 19:58:03 +0700
Subject: [PATCH] Fix a NPE when windowAttribs.get() = null

java.lang.NullPointerException: Cannot invoke "java.lang.Integer.intValue()" because the return value of "java.util.Map.get(Object)" is null
    at org.lwjgl.glfw.GLFW.glfwGetWindowAttrib(GLFW.java:895)
---
 jre_lwjgl3glfw/src/main/java/org/lwjgl/glfw/GLFW.java | 6 +++++-
 1 file changed, 5 insertions(+), 1 deletion(-)

diff --git a/jre_lwjgl3glfw/src/main/java/org/lwjgl/glfw/GLFW.java b/jre_lwjgl3glfw/src/main/java/org/lwjgl/glfw/GLFW.java
index 2786347a9..2860c8976 100644
--- a/jre_lwjgl3glfw/src/main/java/org/lwjgl/glfw/GLFW.java
+++ b/jre_lwjgl3glfw/src/main/java/org/lwjgl/glfw/GLFW.java
@@ -892,7 +892,11 @@ public class GLFW
     }
     
     public static int glfwGetWindowAttrib(@NativeType("GLFWwindow *") long window, int attrib) {
-        return internalGetWindow(window).windowAttribs.get(attrib);
+        Object obj = internalGetWindow(window).windowAttribs.get(attrib);
+        if (obj == null) {
+            return 0;
+        }
+        return (int) obj;
     }
 
     public static void glfwSetWindowAttrib(@NativeType("GLFWwindow *") long window, int attrib, int value) {