luozongle01 commented on code in PR #2206:
URL: https://github.com/apache/zookeeper/pull/2206#discussion_r1860645336
##########
zookeeper-jute/src/main/java/org/apache/jute/compiler/JRecord.java:
##########
@@ -767,4 +795,122 @@ public static String getCsharpFQName(String name) {
}
return fQName.toString();
}
+
+ public String getJavaFieldComments(JField jField) {
+ return getFieldComments(jField, " ");
+ }
+
+ public String getCFieldComments(JField jField) {
+ return getFieldComments(jField, " ");
+ }
+
+ private String getFieldComments(JField jField, String space) {
+ if (jField == null || jField.getTypeToken() == null ||
jField.getNextToken() == null) {
+ return "";
+ }
+
+ // get the comment before the line
+ List<String> comments =
extractLeadingComments(jField.getTypeToken().specialToken);
+
+ // get the end-of-line comments of fields
+ // If the current field and the next field are on the same line,
+ // the leading field comment of the next field should be discarded
+ Token tmpToken = jField.getNextToken();
+ while (tmpToken.specialToken != null) {
+
+ if (jField.getTypeToken().beginLine ==
tmpToken.specialToken.beginLine) {
+ Token endLineComments = tmpToken.specialToken;
+ tmpToken.specialToken = null;
+ comments.addAll(extractLeadingComments(endLineComments));
+ break;
+ }
+
+ tmpToken = tmpToken.specialToken;
+ }
+
+ return formatComments(space, comments);
+ }
+
+ public String getRecordComments() {
+ if (getRecordToken() == null || getRecordToken().specialToken == null)
{
+ return "";
+ }
+
+ // get the comments before the class
+ return formatComments("",
extractLeadingComments(getRecordToken().specialToken));
+ }
+
+ private static String formatComments(String indent, List<String>
commentLines) {
+ if (commentLines == null || commentLines.isEmpty()) {
+ return "";
+ }
+
+ StringBuilder builder = new StringBuilder();
+ for (String line : commentLines) {
+ if (!line.isEmpty()) {
+ builder.append(indent).append(line);
+ }
+ builder.append(System.lineSeparator());
+ }
+
+ return builder.toString();
+ }
+
+ /**
+ * Extracts leading comments with indentation and line separator trimmed.
+ *
+ * <p>Empty line is represented as empty string.
+ */
+ private static List<String> extractLeadingComments(Token token) {
+ List<String> comments = new ArrayList<>();
+
+ if (token == null) {
+ return comments;
+ }
+
+ Token tmpToken = token;
+ while (tmpToken.specialToken != null) {
+ tmpToken = tmpToken.specialToken;
+ }
Review Comment:
> Add a method `getCommentToken` ? There is a similar loop in
`getFieldComments`.
Okay, I'll make some changes here.
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