Bug 50212 [formatting] Repeated insertion of new line when formatting javadoc comment
Formatting the following javadoc comment multiple times results in the insertion of a new line before 'test' *each* time: /** * <pre></pre> * test */
org.eclipse.jdt.ui/ui/org/eclipse/jdt/internal/ui/text/comment/CommentRegion.java
*/
	protected final boolean hasBorder(final int border) {
		return (fBorders & border) == border;
	}
	/**
	 * Initializes the internal representation of the comment region.
	 */
	protected void initializeRegion() {
		try {
			fDocument.addPosition(COMMENT_POSITION_CATEGORY, this);
		} catch (BadLocationException exception) {
			
		} catch (BadPositionCategoryException exception) {
			
		}
		int index= 0;
		CommentLine line= null;
		for (final Iterator iterator= fLines.iterator(); iterator.hasNext(); index++) {
			line= (CommentLine)iterator.next();
			line.scanLine(index);
			line.tokenizeLine(index);
		}
	}
	/**
	 * Should blank lines be cleared during formatting?
	 * 
	 * @return <code>true</code> iff blank lines should be cleared, <code>false</code>
	 *               otherwise
	 */
	protected final boolean isClearLines() {