HBX-2962: Inject the version string during the build

Signed-off-by: Koen Aers <[email protected]>

Author: koentsje

main/pom.xml

@@ -86,4 +86,26 @@
 		</dependency>
 	</dependencies>
 
+	<build>
+		<plugins>
+			<plugin>
+				<groupId>org.jboss.maven.plugins</groupId>
+				<artifactId>maven-injection-plugin</artifactId>
+				<configuration>
+					<bytecodeInjections>
+						<bytecodeInjection>
+							<expression>${project.version}</expression>
+							<targetMembers>
+								<methodBodyReturn>
+									<className>org.hibernate.tool.Version</className>
+									<methodName>versionString</methodName>
+								</methodBodyReturn>
+							</targetMembers>
+						</bytecodeInjection>
+					</bytecodeInjections>
+				</configuration>
+			</plugin>
+		</plugins>
+	</build>
+
 </project>

main/src/main/java/org/hibernate/tool/Version.java

@@ -4,10 +4,10 @@
 
 final public class Version {
 
-	public static final String VERSION = "5.3.37-SNAPSHOT";
-	
 	private static final Version instance = new Version();
 
+	public static final String VERSION = instance.versionString();
+	
 	private static Logger log = Logger.getLogger( Version.class.getName() );
 
 	static {
@@ -22,6 +22,11 @@ public String getVersion() {
 		return VERSION;
 	}
 
+	public String versionString() {
+		// This implementation is replaced during the build with another one that returns the correct value.
+		return "UNKNOWN";
+	}
+	
 	public static Version getDefault() {
 		return instance;
 	}