/**
* 设置状态
*
* @param state
*/
public void setNextState(int state) {
this.state = state;
if (state == STATE_WRITE) {
readBuf.position(0);
readBuf.limit(0);
} else if (state == STATE_READ) {
writeBuf.position(0);
writeBuf.limit(0);
}
}
/**
* 还需写多少字节
*
* @param remain
*/
public void remainToWrite(int remain) {
writeBuf.limit(writeBuf.position() + remain);
setNextState(STATE_WRITE);
}
/**
* 还需读多少字节
*
* @param remain
*/
public void remainToRead(int remain) {
readBuf.limit(readBuf.position() + remain);
setNextState(STATE_READ);
}