/** write the string as tag+length, with length being the number of UTF-8 bytes */
public void writeStr(String s) throws IOException {
if (s == null) {
writeTag(NULL);
return;
}
int end = s.length();
int maxSize = end * ByteUtils.MAX_UTF8_BYTES_PER_CHAR;
if (maxSize <= MAX_UTF8_SIZE_FOR_ARRAY_GROW_STRATEGY) {
if (bytes == null || bytes.length < maxSize) bytes = new byte[maxSize];
int sz = ByteUtils.UTF16toUTF8(s, 0, end, bytes, 0);
writeTag(STR, sz);
daos.write(bytes, 0, sz);
} else {
// double pass logic for large strings, see SOLR-7971
int sz = ByteUtils.calcUTF16toUTF8Length(s, 0, end);
writeTag(STR, sz);
if (bytes == null || bytes.length < 8192) bytes = new byte[8192];
ByteUtils.writeUTF16toUTF8(s, 0, end, daos, bytes);
}
}
@Override
public void write(byte b[]) throws IOException {
write(b, 0, b.length);
}
public void writeByteArray(byte[] arr, int offset, int len) throws IOException {
writeTag(BYTEARR, len);
daos.write(arr, offset, len);
}
@Override
public void write(int b) throws IOException {
write((byte) b);
}
@Override
public void writeBytes(String s) throws IOException {
// non-optimized version, but this shouldn't be used anyway
for (int i = 0; i < s.length(); i++) write((byte) s.charAt(i));
}
@Override
public void writeShort(int v) throws IOException {
write((byte) (v >>> 8));
write((byte) v);
}
@Override
public void writeByte(int v) throws IOException {
write((byte) v);
}
////////////////// DataOutput methods ///////////////////
@Override
public void writeBoolean(boolean v) throws IOException {
write(v ? 1 : 0);
}