From b1556e64daf5358bebf4844c816467c866376dcd Mon Sep 17 00:00:00 2001
From: Pavel Vojtechovsky <p.vojtechovsky@post.cz>
Date: Thu, 7 Sep 2017 21:39:26 +0200
Subject: [PATCH] refactor: DefaultJavaPrettyPrinter uses CommentHelper

---
 .../visitor/DefaultJavaPrettyPrinter.java     | 86 ++-----------------
 1 file changed, 8 insertions(+), 78 deletions(-)

diff --git a/src/main/java/spoon/reflect/visitor/DefaultJavaPrettyPrinter.java b/src/main/java/spoon/reflect/visitor/DefaultJavaPrettyPrinter.java
index 5eff88bd297..cd8c1b9a51c 100644
--- a/src/main/java/spoon/reflect/visitor/DefaultJavaPrettyPrinter.java
+++ b/src/main/java/spoon/reflect/visitor/DefaultJavaPrettyPrinter.java
@@ -109,6 +109,7 @@
 import spoon.reflect.reference.CtWildcardReference;
 import spoon.reflect.visitor.PrintingContext.Writable;
 import spoon.reflect.visitor.filter.PotentialVariableDeclarationFunction;
+import spoon.reflect.visitor.printer.CommentHelper;
 import spoon.reflect.visitor.printer.CommentOffset;
 import spoon.reflect.visitor.printer.ElementPrinterHelper;
 import spoon.reflect.visitor.printer.ListPrinter;
@@ -911,25 +912,12 @@ public void visitCtJavaDoc(CtJavaDoc comment) {
 
 	@Override
 	public void visitCtJavaDocTag(CtJavaDocTag docTag) {
-		printer.write(COMMENT_STAR);
-		printer.write(CtJavaDocTag.JAVADOC_TAG_PREFIX);
-		printer.write(docTag.getType().name().toLowerCase());
-		printer.write(" ");
-		if (docTag.getType().hasParam()) {
-			printer.write(docTag.getParam()).writeln().writeTabs();
-		}
-
-		String[] tagLines = docTag.getContent().split(CtComment.LINE_SEPARATOR);
-		for (int i = 0; i < tagLines.length; i++) {
-			String com = tagLines[i];
-			if (i > 0 || docTag.getType().hasParam()) {
-				printer.write(COMMENT_STAR);
-			}
-			if (docTag.getType().hasParam()) {
-				printer.write("\t\t");
-			}
-			printer.write(com.trim()).writeln().writeTabs();
-		}
+		/*
+		 * is not called during normal printing of java sources.
+		 * It can be called only when CtJavaDocTag has to be printed directly.
+		 * E.g. from CtJavaDocTag#toString
+		 */
+		CommentHelper.printJavaDocTag(printer, docTag);
 	}
 
 	@Override
@@ -937,65 +925,7 @@ public void visitCtComment(CtComment comment) {
 		if (!env.isCommentsEnabled() && context.elementStack.size() > 1) {
 			return;
 		}
-		switch (comment.getCommentType()) {
-			case FILE:
-				printer.write(JAVADOC_START).writeln();
-				break;
-			case JAVADOC:
-				printer.write(JAVADOC_START).writeln().writeTabs();
-				break;
-			case INLINE:
-				printer.write(INLINE_COMMENT_START);
-				break;
-			case BLOCK:
-				printer.write(BLOCK_COMMENT_START);
-				break;
-		}
-		String content = comment.getContent();
-		switch (comment.getCommentType()) {
-			case INLINE:
-				printer.write(content);
-				break;
-			default:
-				String[] lines = content.split(CtComment.LINE_SEPARATOR);
-				for (int i = 0; i < lines.length; i++) {
-					String com = lines[i];
-					if (comment.getCommentType() == CtComment.CommentType.BLOCK) {
-						printer.write(com);
-						if (lines.length > 1) {
-							printer.writeln().writeTabs();
-						}
-					} else {
-						if (com.length() > 0) {
-							printer.write(COMMENT_STAR + com).writeln().writeTabs();
-						} else {
-							printer.write(" *" /* no trailing space */ + com).writeln().writeTabs();
-						}
-					}
-
-				}
-				if (comment instanceof CtJavaDoc) {
-					if (!((CtJavaDoc) comment).getTags().isEmpty()) {
-						printer.write(" *").writeln().writeTabs();
-					}
-					for (CtJavaDocTag docTag : ((CtJavaDoc) comment).getTags()) {
-						scan(docTag);
-					}
-				}
-				break;
-		}
-
-		switch (comment.getCommentType()) {
-			case BLOCK:
-				printer.write(BLOCK_COMMENT_END);
-				break;
-			case FILE:
-				printer.write(BLOCK_COMMENT_END);
-				break;
-			case JAVADOC:
-				printer.write(BLOCK_COMMENT_END);
-				break;
-		}
+		CommentHelper.printComment(printer, comment);
 	}
 
 	@Override