@Nullable
protected String getAsciiStringFromBytes(int tag) {
byte[] values = _directory.getByteArray(tag);
if (values == null) return null;
try {
return new String(values, "ASCII").trim();
} catch (UnsupportedEncodingException e) {
return null;
}
}
@Nullable
protected String get7BitStringFromBytes(final int tagType) {
final byte[] bytes = _directory.getByteArray(tagType);
if (bytes == null) return null;
int length = bytes.length;
for (int index = 0; index < bytes.length; index++) {
int i = bytes[index] & 0xFF;
if (i == 0 || i > 0x7F) {
length = index;
break;
}
}
return new String(bytes, 0, length);
}
@Nullable
protected String getByteLengthDescription(final int tagType) {
byte[] bytes = _directory.getByteArray(tagType);
if (bytes == null) return null;
return String.format("(%d byte%s)", bytes.length, bytes.length == 1 ? "" : "s");
}
