HBX-3242: Create an exporter type to generater mapping.xml files

orm/src/main/java/org/hibernate/tool/internal/export/mapping/HbmXmlOrigin.java

@@ -0,0 +1,25 @@
+package org.hibernate.tool.internal.export.mapping;
+
+import org.hibernate.boot.jaxb.Origin;
+import org.hibernate.boot.jaxb.SourceType;
+
+import java.io.File;
+import java.io.Serial;
+
+public class  HbmXmlOrigin extends Origin {
+
+    @Serial
+    private static final long serialVersionUID = 1L;
+
+    private final File hbmXmlFile;
+
+    public HbmXmlOrigin(File hbmXmlFile) {
+        super( SourceType.FILE, hbmXmlFile.getAbsolutePath() );
+        this.hbmXmlFile = hbmXmlFile;
+    }
+
+    public File getHbmXmlFile() {
+        return hbmXmlFile;
+    }
+
+}

orm/src/test/java/org/hibernate/tool/internal/export/mapping/HbmXmlOriginTest.java

@@ -0,0 +1,28 @@
+package org.hibernate.tool.internal.export.mapping;
+
+import static org.junit.jupiter.api.Assertions.assertEquals;
+import static org.junit.jupiter.api.Assertions.assertNotNull;
+
+import java.io.File;
+import java.nio.file.Path;
+
+import org.hibernate.boot.jaxb.SourceType;
+import org.junit.jupiter.api.Test;
+import org.junit.jupiter.api.io.TempDir;
+
+public class HbmXmlOriginTest {
+
+	@TempDir
+	private Path tempDir;
+
+	@Test
+	public void testHbmXmlOrigin() throws Exception {
+		File hbmXmlFile = new File(tempDir.toFile(), "foo.hbm.xml");
+		HbmXmlOrigin hxo = new HbmXmlOrigin(hbmXmlFile);
+		assertNotNull(hxo);
+		assertEquals(hbmXmlFile, hxo.getHbmXmlFile());
+		assertEquals(hbmXmlFile.getAbsolutePath(), hxo.getName());
+		assertEquals(SourceType.FILE, hxo.getType());
+	}
+
+}