@Override
public void run() {
CaretModel caretModel = myEditor.getCaretModel();
try {
final CharSequence chars = myDocument.getCharsSequence();
int i = CharArrayUtil.shiftBackwardUntil(chars, myOffset - 1, LINE_SEPARATOR) - 1;
i = CharArrayUtil.shiftBackwardUntil(chars, i, LINE_SEPARATOR) + 1;
if (i < 0) i = 0;
int lineStart = CharArrayUtil.shiftForward(chars, i, " \t");
CodeDocumentationUtil.CommentContext commentContext =
CodeDocumentationUtil.tryParseCommentContext(myFile, chars, myOffset, lineStart);
PsiDocumentManager psiDocumentManager = PsiDocumentManager.getInstance(getProject());
if (commentContext.docStart) {
PsiElement element = myFile.findElementAt(commentContext.lineStart);
final String text = element.getText();
final PsiElement parent = element.getParent();
if (text.equals(commentContext.commenter.getDocumentationCommentPrefix())
&& isDocComment(parent, commentContext.commenter)
|| text.startsWith(commentContext.commenter.getDocumentationCommentPrefix())
&& element instanceof PsiComment) {
PsiComment comment =
isDocComment(parent, commentContext.commenter)
? (PsiComment) parent
: (PsiComment) element;
int commentEnd = comment.getTextRange().getEndOffset();
if (myOffset >= commentEnd) {
commentContext.docStart = false;
} else {
if (isCommentComplete(comment, commentContext.commenter, myEditor)) {
if (myOffset >= commentEnd) {
commentContext.docAsterisk = false;
commentContext.docStart = false;
} else {
commentContext.docAsterisk = true;
commentContext.docStart = false;
}
} else {
generateJavadoc(commentContext.commenter);
}
}
} else {
commentContext.docStart = false;
}
} else if (commentContext.cStyleStart) {
PsiElement element = myFile.findElementAt(commentContext.lineStart);
if (element instanceof PsiComment
&& commentContext.commenter.getBlockCommentTokenType()
== ((PsiComment) element).getTokenType()) {
final PsiComment comment = (PsiComment) element;
int commentEnd = comment.getTextRange().getEndOffset();
if (myOffset >= commentEnd && myOffset < myFile.getTextRange().getEndOffset()) {
commentContext.docStart = false;
} else {
if (isCommentComplete(comment, commentContext.commenter, myEditor)) {
if (myOffset >= commentEnd) {
commentContext.docAsterisk = false;
commentContext.docStart = false;
} else {
commentContext.docAsterisk = true;
commentContext.docStart = false;
}
} else {
final int currentEndOfLine = CharArrayUtil.shiftForwardUntil(chars, myOffset, "\n");
myDocument.insertString(
currentEndOfLine, " " + commentContext.commenter.getBlockCommentSuffix());
int lstart = CharArrayUtil.shiftBackwardUntil(chars, myOffset, "\n");
myDocument.insertString(currentEndOfLine, chars.subSequence(lstart, myOffset));
psiDocumentManager.commitDocument(myDocument);
}
}
} else {
commentContext.docStart = false;
}
}
String indentInsideJavadoc = null;
if (myOffset < myDocument.getTextLength()) {
final int line = myDocument.getLineNumber(myOffset);
if (line > 0 && (commentContext.docAsterisk || commentContext.docStart)) {
indentInsideJavadoc =
CodeDocumentationUtil.getIndentInsideJavadoc(
myDocument, myDocument.getLineStartOffset(line - 1));
}
}
if (commentContext.docAsterisk) {
commentContext.docAsterisk =
insertDocAsterisk(
commentContext.lineStart,
commentContext.docAsterisk,
!StringUtil.isEmpty(indentInsideJavadoc),
commentContext.commenter);
}
boolean docIndentApplied = false;
CodeInsightSettings codeInsightSettings = CodeInsightSettings.getInstance();
if (codeInsightSettings.SMART_INDENT_ON_ENTER
|| myForceIndent
|| commentContext.docStart
|| commentContext.docAsterisk
|| commentContext.slashSlash) {
final CodeStyleManager codeStyleManager = CodeStyleManager.getInstance(getProject());
myOffset = codeStyleManager.adjustLineIndent(myFile, myOffset);
psiDocumentManager.commitAllDocuments();
if (!StringUtil.isEmpty(indentInsideJavadoc) && myOffset < myDocument.getTextLength()) {
myDocument.insertString(myOffset + 1, indentInsideJavadoc);
myOffset += indentInsideJavadoc.length();
docIndentApplied = true;
}
if (myForceIndent && indentInsideJavadoc != null) {
int indentSize =
CodeStyleSettingsManager.getSettings(myProject).getIndentSize(myFile.getFileType());
myDocument.insertString(myOffset + 1, StringUtil.repeatSymbol(' ', indentSize));
myCaretAdvance += indentSize;
}
}
if ((commentContext.docAsterisk || commentContext.docStart || commentContext.slashSlash)
&& !docIndentApplied) {
if (myInsertSpace) {
if (myOffset == myDocument.getTextLength()) {
myDocument.insertString(myOffset, " ");
}
myDocument.insertString(myOffset + 1, " ");
}
final char c = myDocument.getCharsSequence().charAt(myOffset);
if (c != '\n') {
myOffset += 1;
}
}
if ((commentContext.docAsterisk || commentContext.slashSlash) && !commentContext.docStart) {
myCaretAdvance +=
commentContext.slashSlash
? commentContext.commenter.getLineCommentPrefix().trim().length()
: 1;
}
} catch (IncorrectOperationException e) {
LOG.error(e);
}
myOffset = Math.min(myOffset, myDocument.getTextLength());
caretModel.moveToOffset(myOffset);
EditorModificationUtil.scrollToCaret(myEditor);
myEditor.getSelectionModel().removeSelection();
if (myCaretAdvance != 0) {
LogicalPosition caretPosition = caretModel.getLogicalPosition();
LogicalPosition pos =
new LogicalPosition(caretPosition.line, caretPosition.column + myCaretAdvance);
caretModel.moveToLogicalPosition(pos);
}
}
