[fixes #2481] Copy constructor javadoc to builder methods

test/transform/resource/before/BuilderConstructorJavadoc.java

@@ -0,0 +1,35 @@
+import java.util.List;
+
+class BuilderConstructorJavadoc<T> {
+	/**
+	 * This is a comment
+	 * 
+	 * @param basic tag is moved to the setter
+	 * @param multiline a param comment
+	 *        can be on multiple lines and can use 
+	 *        {@code @code} or <code>tags</code>
+	 * @param predef don't copy this one
+	 * @param predefWithJavadoc don't copy this one
+	 */
+	@lombok.Builder
+	BuilderConstructorJavadoc(int basic, int multiline, int predef, int predefWithJavadoc) {
+		
+	}
+	
+	public static class BuilderConstructorJavadocBuilder<T> {
+		public BuilderConstructorJavadocBuilder<T> predef(final int x) {
+			this.predef = x;
+			return this;
+		}
+
+		/**
+		 * This javadoc remains untouched.
+		 * @param x 1/100 of the thing
+		 * @return the updated builder
+		 */
+		public BuilderConstructorJavadocBuilder<T> predefWithJavadoc(final int x) {
+			this.predefWithJavadoc = x;
+			return this;
+		}
+	}
+}