HBX-2936 Use maven-injection-plugin to set the version string in the org.hibernate.tool.api.version.Version

Author: marko-bekhta

orm/pom.xml

@@ -87,4 +87,26 @@
 		</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.api.version.Version</className>
+									<methodName>versionString</methodName>
+								</methodBodyReturn>
+							</targetMembers>
+						</bytecodeInjection>
+					</bytecodeInjections>
+				</configuration>
+			</plugin>
+		</plugins>
+	</build>
+
 </project>

orm/src/main/java/org/hibernate/tool/api/version/Version.java

@@ -1,7 +1,15 @@
 package org.hibernate.tool.api.version;
 
 public interface Version {
-	
-	final static String CURRENT_VERSION = "7.0.0-SNAPSHOT";
 
+	/**
+	 * @deprecated Use {@link #versionString()} instead.
+	 */
+	@Deprecated
+	final static String CURRENT_VERSION = versionString();
+
+	static String versionString() {
+		// This implementation is replaced during the build with another one that returns the correct value.
+		return "UNKNOWN";
+	}
 }

orm/src/main/java/org/hibernate/tool/internal/export/common/TemplateHelper.java

@@ -177,7 +177,7 @@ public void processString(String template, Writer output) {
 	}
 
     public void setupContext() {
-    	getContext().put("version", Version.CURRENT_VERSION);
+    	getContext().put("version", Version.versionString());
         getContext().put("ctx", getContext() ); //TODO: I would like to remove this, but don't know another way to actually get the list possible "root" keys for debugging.
         getContext().put("templates", new Templates());
 

test/nodb/src/test/java/org/hibernate/tool/VersionTest/TestCase.java

@@ -45,7 +45,7 @@ public class TestCase {
 	@Test
 	public void testVersion() throws Exception {
 		assertEquals(
-				org.hibernate.tool.api.version.Version.CURRENT_VERSION,
+				org.hibernate.tool.api.version.Version.versionString(),
 				extractVersion(getPomXml()));
 	}
 

test/nodb/src/test/java/org/hibernate/tool/hbm2x/GenericExporterTest/TestCase.java

@@ -90,7 +90,7 @@ public void testSingleFileGeneration() {
 				null, 
 				FileUtil.findFirstString("$", new File(outputDir, "artifacts.txt")));	
 		assertEquals(
-				"File for artifacts in " + Version.CURRENT_VERSION, 
+				"File for artifacts in " + Version.versionString(), 
 				FileUtil.findFirstString("artifacts", new File( outputDir, "artifacts.txt")));
 	}