From eece978645f0697d54823aa039edb230722c6b09 Mon Sep 17 00:00:00 2001
From: Jon Hopper <jon@dataengineers.co.nz>
Date: Mon, 26 Jan 2026 13:11:26 +1300
Subject: [PATCH 1/3] Refactor env() so that when PATH doesn't exsist a
 NullPointerException isn't thrown

---
 .../com/databricks/sdk/core/UserAgent.java    | 34 ++++++++++++++-----
 1 file changed, 25 insertions(+), 9 deletions(-)

diff --git a/databricks-sdk-java/src/main/java/com/databricks/sdk/core/UserAgent.java b/databricks-sdk-java/src/main/java/com/databricks/sdk/core/UserAgent.java
index 133417c9c..a3581f633 100644
--- a/databricks-sdk-java/src/main/java/com/databricks/sdk/core/UserAgent.java
+++ b/databricks-sdk-java/src/main/java/com/databricks/sdk/core/UserAgent.java
@@ -33,10 +33,21 @@ public String getValue() {
 
   private static final ArrayList<Info> otherInfo = new ArrayList<>();
 
-  // TODO: check if reading from
-  // /META-INF/maven/com.databricks/databrics-sdk-java/pom.properties
-  // or getClass().getPackage().getImplementationVersion() is enough.
-  private static final String version = "0.79.0";
+  // Try to get version from package metadata or fallback to hardcoded value
+  private static final String version;
+  static {
+    String v = null;
+    try {
+      Package pkg = UserAgent.class.getPackage();
+      if (pkg != null) {
+        v = pkg.getImplementationVersion();
+      }
+    } catch (Exception ignored) {}
+    if (v == null) {
+      v = "0.79.0";
+    }
+    version = v;
+  }
 
   public static void withProduct(String product, String productVersion) {
     UserAgent.product = product;
@@ -233,11 +244,16 @@ private static String cicdProvider() {
 
   private static Environment env() {
     if (env == null) {
-      env =
-          new Environment(
-              System.getenv(),
-              System.getenv("PATH").split(File.pathSeparator),
-              System.getProperty("os.name"));
+      Map<String, String> sysEnv = System.getenv();
+      if (sysEnv == null) {
+        sysEnv = Collections.emptyMap();
+      }
+      String pathVar = sysEnv.get("PATH");
+      String[] pathArr = pathVar != null ? pathVar.split(File.pathSeparator) : new String[0];
+      env = new Environment(
+          sysEnv,
+          pathArr,
+          System.getProperty("os.name"));
     }
     return env;
   }

From 77e89272cda2485c28064d10930a8a4cc92ada61 Mon Sep 17 00:00:00 2001
From: Jon Hopper <jon@dataengineers.co.nz>
Date: Mon, 26 Jan 2026 15:04:39 +1300
Subject: [PATCH 2/3] Add test for handling null PATH in UserAgent.env() to
 prevent NullPointerException

---
 .../test/java/com/databricks/sdk/core/UserAgentTest.java | 9 +++++++++
 1 file changed, 9 insertions(+)

diff --git a/databricks-sdk-java/src/test/java/com/databricks/sdk/core/UserAgentTest.java b/databricks-sdk-java/src/test/java/com/databricks/sdk/core/UserAgentTest.java
index 9d0b7f6c2..9c0b7181b 100644
--- a/databricks-sdk-java/src/test/java/com/databricks/sdk/core/UserAgentTest.java
+++ b/databricks-sdk-java/src/test/java/com/databricks/sdk/core/UserAgentTest.java
@@ -101,4 +101,13 @@ public void testUserAgentCicdTwoProvider() {
     Assertions.assertTrue(UserAgent.asString().contains("cicd/gitlab"));
     UserAgent.env = null;
   }
+
+  @Test
+  public void testEnvNoPath() {
+    // Fix NullPointerException when System.getenv() returns null or missing PATH property
+    UserAgent.env = null;
+    Environment environment = UserAgent.env();
+    Assertions.assertNotNull(environment);
+    UserAgent.env = null;
+  }
 }

From 45b9f783eb5773427546206ac659794aab90cfeb Mon Sep 17 00:00:00 2001
From: Jon Hopper <jon@dataengineers.co.nz>
Date: Mon, 26 Jan 2026 15:09:58 +1300
Subject: [PATCH 3/3] Update CHANGELOG to reflect fix for NullPointerException
 in UserAgent.env()

---
 NEXT_CHANGELOG.md | 1 +
 1 file changed, 1 insertion(+)

diff --git a/NEXT_CHANGELOG.md b/NEXT_CHANGELOG.md
index 44a5be6a8..6fd9c2379 100644
--- a/NEXT_CHANGELOG.md
+++ b/NEXT_CHANGELOG.md
@@ -5,6 +5,7 @@
 ### New Features and Improvements
 
 ### Bug Fixes
+ * `UserAgent.env()` no longer throws `NullPointerException` when `PATH` variable is not found
 
 ### Security Vulnerabilities