package com.hdl.sdk.link.core.utils;
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import com.hdl.sdk.link.common.event.EventDispatcher;
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import com.hdl.sdk.link.common.utils.LogUtils;
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import com.hdl.sdk.link.common.utils.ThreadToolUtils;
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import com.hdl.sdk.link.core.bean.LinkPacket;
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import com.hdl.sdk.link.core.bean.LinkResponse;
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import com.hdl.sdk.link.core.config.HDLLinkConfig;
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import com.hdl.sdk.link.core.connect.HDLConnectHelper;
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import java.io.UnsupportedEncodingException;
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import java.nio.charset.StandardCharsets;
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import java.util.LinkedList;
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import java.util.Queue;
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import java.util.concurrent.ExecutorService;
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/**
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* Created by hxb on 2022/8/4.
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*/
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public class QueueUtils {
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//还没解密的数据包
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private final Queue<LinkPacket> linkPackets;
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private final ExecutorService executorService;
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//是否已经启动
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private boolean started;
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/**
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* instance
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*/
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private volatile static QueueUtils instance;
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private QueueUtils() {
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linkPackets = new LinkedList<>();
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executorService = ThreadToolUtils.getInstance().newFixedThreadPool(1);
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}
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/**
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* getInstance
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*
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* @return AuthenticateConfig
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*/
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public static synchronized QueueUtils getInstance() {
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if (instance == null) {
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synchronized (QueueUtils.class) {
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if (instance == null) {
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instance = new QueueUtils();
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}
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}
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}
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return instance;
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}
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/**
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* 增加接收到的每条数据
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*
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* @param linkPacket
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*/
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public void add(LinkPacket linkPacket) {
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synchronized (linkPackets) {
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linkPackets.add(linkPacket);
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}
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}
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public LinkPacket poll() {
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synchronized (linkPackets) {
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return linkPackets.poll();
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}
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}
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/**
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* 启动处理接收到的数据
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*/
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public synchronized void start() {
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if (started) {
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return;
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}
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started = true;
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executorService.execute(new Runnable() {
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@Override
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public void run() {
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while (true) {
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try {
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LinkPacket linkPacket = poll();
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if (linkPacket == null) {
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Thread.sleep(10);
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continue;
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}
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manager(linkPacket);
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} catch (Exception e) {
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LogUtils.e("处理接收到的数据异常:\r\n" + e.getMessage());
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}
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}
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}
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});
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}
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private void manager(LinkPacket linkPacket) throws UnsupportedEncodingException {
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LinkResponse response = new LinkResponse();
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response.setTopic(linkPacket.getTopic());
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// GatewayBean gatewayBean = HDLLinkLocalGateway.getInstance().getGatewayByIpAddress(linkPacket.isIpAddress());
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// boolean isEncrypt = false;
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// if (gatewayBean != null) {
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// isEncrypt = gatewayBean.getIsLocalEncrypt();
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// }
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// if (EncryptUtil.ifNeedEncrypt(response.getTopic(), isEncrypt)) {
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// if (gatewayBean != null && gatewayBean.getIsLocalEncrypt() && encrypt(linkPacket.getBody())) {
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if (!linkPacket.isCloudPacket() && encrypt(linkPacket.getBody())) {
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//需要解密
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byte[] bodyBytes = AesUtil.aesDecrypt(linkPacket.getBody(), HDLLinkConfig.getInstance().getLocalSecret());
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if (bodyBytes != null) {
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response.setData(new String(bodyBytes, StandardCharsets.UTF_8));
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response.setByteData(bodyBytes);
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} else {
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LogUtils.e("解密失败\r\n" + linkPacket.getTopic() + "\r\n" + ByteUtils.encodeHexString(linkPacket.getBody()));
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response.setData(new String(linkPacket.getBody(), "utf-8"));
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response.setByteData(linkPacket.getBody());
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}
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} else {
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response.setData(new String(linkPacket.getBody(), "utf-8"));
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response.setByteData(linkPacket.getBody());
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}
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// if (HDLConnectHelper.isLocal()) {
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LogUtils.i("本地接收到数据:\r\n" + response.getTopic() + "\r\n" + response.getData());
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// }
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//解析完成,topic发送一次
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EventDispatcher.getInstance().post(response.getTopic(), response);
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}
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//是否加密
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private boolean encrypt(byte[] bytes) {
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if (bytes[0] == '{' && bytes[bytes.length - 1] == '}' || (bytes[0] == '[' && bytes[bytes.length - 1] == ']')) {
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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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