return new String[] {"\t", "    ", ""};
Vector vector= new Vector();   int tabWidth= getPreferenceStore().getInt(CODE_FORMATTER_TAB_SIZE); boolean useSpaces= getPreferenceStore().getString(CODE_FORMATTER_TAB_CHAR).equals("space");  for (int i= 0; i <= tabWidth; i++) { StringBuffer prefix= new StringBuffer();  if (useSpaces) { for (int j= 0; j + i < tabWidth; j++) prefix.append(' ');  if (i != 0) prefix.append('\t'); } else { for (int j= 0; j < i; j++) prefix.append(' ');  if (i != tabWidth) prefix.append('\t'); }  vector.add(prefix.toString()); }  vector.add("");  return (String[]) vector.toArray(new String[vector.size()]);
	public String[] getIndentPrefixes(ISourceViewer sourceViewer, String contentType) {		return new String[] {"\t", "    ", ""};  //$NON-NLS-1$ //$NON-NLS-2$ //$NON-NLS-3$	}