/**
* 向ByteBuffer中写入PropertyBag
*
* @param buf 采用mina的ByteBuffer，因为这个支持自动增长
*/
public void writeBuffer(ByteBuffer buf) {
short fieldCount = (short) valueMap.size();
buf.putShort(fieldCount);
for (Map.Entry<Integer, Value<?>> entry : valueMap.entrySet()) {
buf.putInt(entry.getKey());
Value<?> value = entry.getValue();
buf.put((byte) value.type.ordinal());
ProtocolUtils.putValueIntoPkt(buf, value.type, value.value);
}
}
private static void writeString(String str, ByteBuffer buffer, String charset) {
try {
if (str == null) {
str = "";
}
if (buffer != null) {
byte[] bytes = str.getBytes(charset);
buffer.putShort((short) bytes.length);
buffer.put(bytes);
}
} catch (UnsupportedEncodingException e) {
e.printStackTrace();
}
}
public static void writeShort(int data, ByteBuffer buffer) {
if (buffer != null) {
buffer.putShort((short) data);
}
}