From 67cc6e58060b46e12d3db583f9e64e93f4396b6f Mon Sep 17 00:00:00 2001
From: asmhatre <asmhatre@gmail.com>
Date: Tue, 4 Aug 2026 17:28:30 +0000
Subject: [PATCH] Add Maven build: Jackson 3.2.1 via jackson-bom, JDK 21
 release target

---
 pom.xml | 56 ++++++++++++++++++++++++++++++++++++++++++++++++++++++++
 1 file changed, 56 insertions(+)
 create mode 100644 pom.xml

diff --git a/pom.xml b/pom.xml
new file mode 100644
index 0000000..2cd0624
--- /dev/null
+++ b/pom.xml
@@ -0,0 +1,56 @@
+<?xml version="1.0" encoding="UTF-8"?>
+<project xmlns="http://maven.apache.org/POM/4.0.0"
+         xmlns:xsi="http://www.w3.org/2001/XMLSchema-instance"
+         xsi:schemaLocation="http://maven.apache.org/POM/4.0.0 http://maven.apache.org/xsd/maven-4.0.0.xsd">
+  <modelVersion>4.0.0</modelVersion>
+
+  <groupId>com.ankurm</groupId>
+  <artifactId>jackson3-by-example</artifactId>
+  <version>1.0.0</version>
+  <packaging>jar</packaging>
+
+  <name>jackson3-by-example</name>
+  <description>Runnable companion code for the Jackson 3 series on ankurm.com</description>
+
+  <properties>
+    <!-- Jackson 3 requires Java 17+. Verified on Temurin 21.0.5. -->
+    <maven.compiler.release>21</maven.compiler.release>
+    <project.build.sourceEncoding>UTF-8</project.build.sourceEncoding>
+    <jackson.version>3.2.1</jackson.version>
+  </properties>
+
+  <dependencyManagement>
+    <dependencies>
+      <!-- The BOM aligns jackson-core, jackson-databind AND the jackson-annotations
+           version that Jackson 3 expects. Import it instead of pinning each artifact. -->
+      <dependency>
+        <groupId>tools.jackson</groupId>
+        <artifactId>jackson-bom</artifactId>
+        <version>${jackson.version}</version>
+        <type>pom</type>
+        <scope>import</scope>
+      </dependency>
+    </dependencies>
+  </dependencyManagement>
+
+  <dependencies>
+    <!-- Jackson 3 lives at tools.jackson.core, NOT com.fasterxml.jackson.core.
+         jackson-databind pulls in jackson-core and jackson-annotations transitively.
+         jackson-annotations deliberately stays on the com.fasterxml.jackson.core
+         group ID (2.22 as of Jackson 3.2.1) so it can be shared with Jackson 2. -->
+    <dependency>
+      <groupId>tools.jackson.core</groupId>
+      <artifactId>jackson-databind</artifactId>
+    </dependency>
+  </dependencies>
+
+  <build>
+    <plugins>
+      <plugin>
+        <groupId>org.codehaus.mojo</groupId>
+        <artifactId>exec-maven-plugin</artifactId>
+        <version>3.6.3</version>
+      </plugin>
+    </plugins>
+  </build>
+</project>