package com.zy.core.thread;
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import com.alibaba.fastjson.JSONObject;
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import com.core.common.Cools;
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import com.core.common.DateUtils;
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import com.zy.core.Slave;
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import com.zy.core.ThreadHandler;
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import com.zy.core.cache.OutputQueue;
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import lombok.Data;
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import lombok.extern.slf4j.Slf4j;
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import java.io.DataInputStream;
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import java.io.DataOutputStream;
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import java.io.IOException;
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import java.net.InetSocketAddress;
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import java.net.Socket;
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import java.net.SocketAddress;
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import java.net.SocketTimeoutException;
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import java.util.Date;
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/**
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* 条码扫描仪线程
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* Created by vincent on 2020/8/4
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*/
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@Data
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@Slf4j
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public class BarcodeThread implements Runnable, ThreadHandler {
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private Slave slave;
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private String barcode;
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private Socket socket;
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private DataOutputStream dataOutputStream;
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private DataInputStream dataInputStream;
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public BarcodeThread(Slave slave) {
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this.slave = slave;
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}
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@Override
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@SuppressWarnings("InfiniteLoopStatement")
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public void run() {
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connect();
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while (true) {
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try {
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byte[] read = read(8, 200);
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if (null != read) {
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String s = new String(read);
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if (!Cools.isEmpty(s)) {
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barcode = new String(read);
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log.info("{}号条码器，检索数据：{}", slave.getId(), this.barcode);
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JSONObject jsonObject = new JSONObject();
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jsonObject.put("time", DateUtils.convert(new Date(), DateUtils.yyyyMMddHHmmss_F));
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jsonObject.put("barcode", barcode);
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if (OutputQueue.BARCODE.size() >= 32) {
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OutputQueue.BARCODE.poll();
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}
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OutputQueue.BARCODE.offer(jsonObject);
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}
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}
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Thread.sleep(50);
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} catch (SocketTimeoutException ignore) {
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} catch (Exception e) {
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// e.printStackTrace();
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}
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}
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}
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@Override
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public boolean connect() {
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try {
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close(); //1.主动释放连接 //2.某些服务器对指定ip有链路数限制
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socket = new Socket();
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//socket.setKeepAlive(true);
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SocketAddress socketAddress = new InetSocketAddress(slave.getIp(), slave.getPort());
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socket.connect(socketAddress, 1000); //某些服务器ping延迟高时要增加,否则会报错connect timeout
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dataOutputStream = new DataOutputStream(socket.getOutputStream());
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dataInputStream = new DataInputStream(socket.getInputStream());
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// log.info("条码扫描仪连接成功 ===>> [id:{}] [ip:{}] [port:{}]", slave.getId(), slave.getIp(), slave.getPort());
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} catch (Exception e) {
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socket = null;
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log.error("条码扫描仪连接失败！！！ ===>> [id:{}] [ip:{}] [port:{}]", slave.getId(), slave.getIp(), slave.getPort());
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return false;
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}
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return true;
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}
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@Override
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public void close() {
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try {
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if (null != dataOutputStream) {
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dataOutputStream.close();
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}
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if (null != dataInputStream) {
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dataInputStream.close();
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}
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// if (null != socket && !socket.isClosed()) {
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// socket.close();
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// }
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if (null != socket){
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socket.close();
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}
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socket = null;
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} catch (IOException e) {
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log.error("SocketClient close Exception:" + e.getMessage());
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}
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}
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public void write(byte[] msg, int len) throws IOException {
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if (null != dataInputStream)
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{
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dataOutputStream.write(msg, 0, len);
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dataOutputStream.flush();
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}
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}
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public byte[] read(int bufferSize, int timeOut) throws IOException {
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if (socket == null || !socket.isConnected() || socket.isClosed()) {
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connect();
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}
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// connect();
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socket.setSoTimeout(timeOut);
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byte[] bytes = new byte[bufferSize];
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int len = dataInputStream.read(bytes);
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byte[] tempBytes = null;
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if (len > 0) {
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tempBytes = new byte[len];
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System.arraycopy(bytes, 0, tempBytes, 0, len);
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} else {
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connect();
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}
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return tempBytes;
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}
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public boolean valid() throws Exception {
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if (null == socket || socket.isClosed() || socket.isInputShutdown() || socket.isOutputShutdown()) {
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if (dataInputStream != null) {
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dataInputStream.close();
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}
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if (dataOutputStream != null) {
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dataOutputStream.close();
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}
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if (socket != null) {
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socket.close();
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}
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return false;
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}
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return true;
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}
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}
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