// Test for [JACKSON-631]
public void testBase64Text() throws Exception {
// let's actually iterate over sets of encoding modes, lengths
final int[] LENS = {1, 2, 3, 4, 7, 9, 32, 33, 34, 35};
final Base64Variant[] VARIANTS = {
Base64Variants.MIME,
Base64Variants.MIME_NO_LINEFEEDS,
Base64Variants.MODIFIED_FOR_URL,
Base64Variants.PEM
};
for (int len : LENS) {
byte[] input = new byte[len];
for (int i = 0; i < input.length; ++i) {
input[i] = (byte) i;
}
for (Base64Variant variant : VARIANTS) {
TextNode n = new TextNode(variant.encode(input));
byte[] data = null;
try {
data = n.getBinaryValue(variant);
} catch (Exception e) {
throw new IOException(
"Failed (variant " + variant + ", data length " + len + "): " + e.getMessage());
}
assertNotNull(data);
assertArrayEquals(data, input);
}
}
}
@Override
public void writeBinary(Base64Variant b64variant, byte[] data, int offset, int len)
throws IOException, JsonGenerationException {
if (data == null) {
writeNull();
return;
}
_verifyValueWrite("write Binary value");
if (!_skipValue) {
// ok, better just Base64 encode as a String...
if (offset > 0 || (offset + len) != data.length) {
data = Arrays.copyOfRange(data, offset, offset + len);
}
String encoded = b64variant.encode(data);
if (_arraySeparator >= 0) {
_addToArray(encoded);
} else {
_writer.write(_columnIndex(), encoded);
}
}
}
