/**
* @return pair.first - file contents (null if file does not exist), pair.second - file line
* separators
*/
@NotNull
public static Pair<byte[], String> loadFile(@Nullable final VirtualFile file) throws IOException {
if (file == null || !file.exists()) {
return NON_EXISTENT_FILE_DATA;
}
byte[] bytes = file.contentsToByteArray();
String lineSeparator = file.getDetectedLineSeparator();
if (lineSeparator == null) {
lineSeparator =
detectLineSeparators(CharsetToolkit.UTF8_CHARSET.decode(ByteBuffer.wrap(bytes)), null)
.getSeparatorString();
}
return Pair.create(bytes, lineSeparator);
}
static String getDetectedLineSeparator(@NotNull VirtualFile file) {
return file.getDetectedLineSeparator();
}