Box1Handler.java
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package com.example.mina.box1;
import com.example.mina.base.AbstractVirtualBoxHandler;
import com.example.mina.base.AeroflexDataBuffer;
import com.example.mina.util.StrUtil;
import lombok.extern.slf4j.Slf4j;
import org.apache.mina.core.buffer.IoBuffer;
import org.apache.mina.core.session.IoSession;
/**
* @author 杜云山
* @date 21/03/05
*/
@Slf4j
public class Box1Handler extends AbstractVirtualBoxHandler {
private static final byte[] ERROR = "ERROR".getBytes();
private static final byte[] NONE = "OK".getBytes();
private AeroflexDataBuffer dataBuffer;
public Box1Handler() {
this.initMatrix();
}
@Override
protected void initMatrix() {
int row = 10;
int col = 1;
int maxAtten = 888;
dataBuffer = new AeroflexDataBuffer(row, maxAtten);
}
@Override
protected void handleMessage() {
}
@Override
public void messageReceived(IoSession session, Object message) {
IoBuffer ioBuffer = (IoBuffer) message;
byte[] bytes = new byte[ioBuffer.limit()];
ioBuffer.get(bytes, ioBuffer.position(), ioBuffer.limit());
byte[] result = handleCommand(bytes, bytes.length);
session.write(IoBuffer.wrap(result));
}
@Override
public void sessionCreated(IoSession session) {
log.info("---server session created");
}
@Override
public void sessionOpened(IoSession session) {
log.info("---server session Opened");
}
@Override
public void sessionClosed(IoSession session) {
log.info("---server session Closed");
}
@Override
public void messageSent(IoSession session, Object message) {
log.info("---发送数据成功了。。。{}", message);
}
protected byte[] handleCommand(byte[] cmd, int len) {
String command = new String(cmd).trim();
// LogUtils.println("AeroflexVirtualBoxService::handleCommand receive : ", command);
if (command.startsWith("ATTN ALL MAX")) {//set all to max
for (int i = 1; i < dataBuffer.getMaxRow(); i++) {
dataBuffer.setOffset(i, dataBuffer.getMaxAtten());
}
return NONE;
} else if (command.startsWith("ATTN?")) {//get
String[] sss = command.split(" ");
if (sss.length >= 2) {
// LogUtils.println(sss[0], sss[1]);
int row = StrUtil.toInt(sss[1]);
if (row >= 0 && row <= dataBuffer.getMaxRow()) {
String str = String.valueOf(dataBuffer.getOffset(row));
// LogUtils.println("AeroflexVirtualBoxService::handleCommand return : ", str);
return str.getBytes();
}
}
return ERROR;
} else if (command.startsWith("ATTN")) {//Set, Follow by ATTN?
// LogUtils.println("command.startsWith(\"ATTN\")");
String[] aa = command.split(";");
// LogUtils.println(aa[0], aa[1]);
String[] sss = aa[0].split(" ");
StrUtil.printArray(sss);
if (sss.length >= 3) {
int row = StrUtil.toInt(sss[1]);
int val = StrUtil.toInt(sss[2]);
System.out.println(row + "/" + val);
if (row >= 0 && row <= dataBuffer.getMaxRow()) {
if (val >= 0 && val <= dataBuffer.getMaxAtten()) {
dataBuffer.setOffset(row, val);
String str = String.valueOf(dataBuffer.getOffset(row));
// LogUtils.println("handleCommand return =====> ", str);
return str.getBytes();
}
}
}
return ERROR;
} else {
return ERROR;
}
}
}