WebSocket工具类

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  • Post category:其他


最近的项目在整长连接WebSocket,之前也写过一个感觉没有这个全面。提供个工具类

WebSocketHelper



Java-WebSocket-1.3.9.jar包

以及一个

HttpURLConnectionUtil

1、WebSocketHelper

import android.util.Log;

import org.java_websocket.client.WebSocketClient;
import org.java_websocket.drafts.Draft;
import org.java_websocket.drafts.Draft_6455;
import org.java_websocket.handshake.ServerHandshake;

import java.net.URI;
import java.util.Date;
import java.util.concurrent.TimeUnit;

/**
 * author : jsxin
 * e-mail : jsxin0816@163.com
 * time   : 2023/07/03
 * desc   : WebSocketHelper工具类
 */
public class WebSocketHelper {
    public static final String TAG = WebSocketHelper.class.getSimpleName();
    private RobotWebSocket ws_robot;
    private boolean isRunning;
    private boolean isInterrupt;
    public static boolean isOpenOk = false;

    private WebSocketHelper() {
        this.isRunning = false;
        this.isInterrupt = false;
    }

    public static WebSocketHelper getInstance() {
        return SingletonHolder.instance;
    }

    public boolean isRunning() {
        return this.isRunning;
    }

    public void ConnectService(final String serive_ip, final String pad_name, final WebSokcetCallback cb) {
        if (!this.isRunning) {
            this.isInterrupt = false;
            Runnable runnable = new Runnable() {
                public void run() {
                    while(!WebSocketHelper.this.isInterrupt) {
                        WebSocketHelper.this.isRunning = true;
                        if (WebSocketHelper.isOpenOk) {
                            try {
                                Thread.sleep(2000L);
                            } catch (Exception var2) {
                                var2.printStackTrace();
                            }
                        } else {
                            try {
                                String url = "ws://" + serive_ip + "/webSocket/" + 1;
                                System.out.print(url);
                                Log.i(WebSocketHelper.TAG, url);
                                WebSocketHelper.this.ws_robot = WebSocketHelper.this.new RobotWebSocket(new URI(url), new Draft_6455(), cb);
                                WebSocketHelper.this.ws_robot.connectBlocking(10L, TimeUnit.SECONDS);
                            } catch (Exception var4) {
                                Log.e(WebSocketHelper.TAG, var4.getMessage());
                            }

                            try {
                                Thread.sleep(2000L);
                            } catch (Exception var3) {
                                var3.printStackTrace();
                            }
                        }
                    }

                    WebSocketHelper.this.isRunning = false;
                    Log.i(WebSocketHelper.TAG, "robot websocket run over");
                }
            };
            Thread thread = new Thread(runnable);
            thread.start();
        }
    }

    public int sendMsg(String message) {
        Log.d(TAG, "message==" + message);
        synchronized(this.ws_robot) {
            try {
                if (this.ws_robot != null) {
                    this.ws_robot.send(message);
                }
            } catch (Exception var5) {
                var5.printStackTrace();
                isOpenOk = false;
                return 1;
            }

            return 0;
        }
    }

    public void destroy() {
        try {
            this.isInterrupt = true;
            if (this.ws_robot != null) {
                this.ws_robot.closeBlocking();
            }
        } catch (Exception var2) {
            var2.printStackTrace();
        }

    }

    private class RobotWebSocket extends WebSocketClient {
        private WebSokcetCallback cb_;

        RobotWebSocket(URI serverUri, Draft protocolDraft, WebSokcetCallback cb) {
            super(serverUri);
            this.cb_ = cb;
        }

        public void onOpen(ServerHandshake handshakedata) {
            Log.i(WebSocketHelper.TAG, "onOpen");
            WebSocketHelper.isOpenOk = true;
            if (this.cb_ != null) {
                this.cb_.onConnect();
            }

        }

        public void onMessage(String message) {
            Log.d(WebSocketHelper.TAG, "receive: " + message);
            if (this.cb_ != null) {
                this.cb_.onMessageData(message);
            }

        }

        public void onClose(int code, String reason, boolean remote) {
            Log.i(WebSocketHelper.TAG, "Connection close by " + (remote ? "remote peer" : "us") + " at " + new Date(System.currentTimeMillis()));
            WebSocketHelper.isOpenOk = false;
            if (this.cb_ != null) {
                this.cb_.onDisonnect();
            }

        }

        public void onError(Exception ex) {
            Log.e(WebSocketHelper.TAG, "onError" + ex.getMessage());
            WebSocketHelper.isOpenOk = false;
            if (this.cb_ != null) {
                this.cb_.onDisonnect();
            }

        }
    }

    public interface WebSokcetCallback {
        void onConnect();

        void onDisonnect();

        void onMessageData(String var1);
    }

    private static class SingletonHolder {
        private static final WebSocketHelper instance = new WebSocketHelper();

        private SingletonHolder() {
        }
    }
}

2、

HttpURLConnectionUtil

import android.support.annotation.Nullable;
import android.util.Log;

import java.io.BufferedReader;
import java.io.IOException;
import java.io.InputStream;
import java.io.InputStreamReader;
import java.io.OutputStream;
import java.net.HttpURLConnection;
import java.net.MalformedURLException;
import java.net.URL;

/**
 * author : jsxin
 * e-mail : jsxin0816@163.com
 * time   : 2023/07/24
 * desc   :
 */
public class HttpURLConnectionUtil {
    public static final String TAG = HttpURLConnectionUtil.class.getSimpleName();

    public HttpURLConnectionUtil() {
    }

    public static String doGet(String httpUrl) {
        HttpURLConnection connection = null;
        InputStream is = null;
        BufferedReader br = null;
        StringBuffer result = new StringBuffer();

        try {
            URL url = new URL(httpUrl);
            connection = (HttpURLConnection)url.openConnection();
            connection.setRequestMethod("GET");
            connection.setReadTimeout(15000);
            connection.connect();
            if (connection.getResponseCode() == 200) {
                is = connection.getInputStream();
                if (null != is) {
                    br = new BufferedReader(new InputStreamReader(is, "UTF-8"));
                    String temp = null;

                    while(null != (temp = br.readLine())) {
                        result.append(temp);
                    }
                }
            }
        } catch (IOException var19) {
            var19.printStackTrace();
        } finally {
            if (null != br) {
                try {
                    br.close();
                } catch (IOException var18) {
                    var18.printStackTrace();
                }
            }

            if (null != is) {
                try {
                    is.close();
                } catch (IOException var17) {
                    var17.printStackTrace();
                }
            }

            connection.disconnect();
        }

        return result.toString();
    }

    public static String doPost(String httpUrl, @Nullable String param) {
        StringBuffer result = new StringBuffer();
        HttpURLConnection connection = null;
        OutputStream os = null;
        InputStream is = null;
        BufferedReader br = null;

        try {
            URL url = new URL(httpUrl);
            connection = (HttpURLConnection)url.openConnection();
            connection.setRequestMethod("POST");
            connection.setConnectTimeout(15000);
            connection.setReadTimeout(15000);
            connection.setUseCaches(false);
            connection.setDoOutput(true);
            connection.setDoInput(true);
            connection.setRequestProperty("accept", "*/*");
            connection.setRequestProperty("connection", "Keep-Alive");
            connection.setRequestProperty("Content-Type", "application/json;charset=utf-8");
            connection.setRequestProperty("user-agent", "Mozilla/5.0 (Windows NT 10.0; Win64; x64) AppleWebKit/537.36 (KHTML, like Gecko) Chrome/101.0.4951.67 Safari/537.36)");
            if (null != param && !param.equals("")) {
                os = connection.getOutputStream();
                os.write(param.getBytes("UTF-8"));
                os.flush();
            }

            int httpstatus = connection.getResponseCode();
            Log.i(TAG, "http status :" + httpstatus);
            if (httpstatus == 200) {
                is = connection.getInputStream();
                if (null != is) {
                    br = new BufferedReader(new InputStreamReader(is, "utf-8"));
                    String temp = null;

                    while(null != (temp = br.readLine())) {
                        result.append(temp);
                        result.append("\r\n");
                    }
                }
            }
        } catch (MalformedURLException var30) {
            var30.printStackTrace();
        } catch (IOException var31) {
            var31.printStackTrace();
        } finally {
            if (br != null) {
                try {
                    br.close();
                } catch (IOException var29) {
                    var29.printStackTrace();
                }
            }

            if (os != null) {
                try {
                    os.close();
                } catch (IOException var28) {
                    var28.printStackTrace();
                }
            }

            if (is != null) {
                try {
                    is.close();
                } catch (IOException var27) {
                    var27.printStackTrace();
                }
            }

            connection.disconnect();
        }

        return result.toString();
    }
}

3、

Java-WebSocket-1.3.9.jar包(上传的是个压缩包,直接解压就能用)


链接: https://pan.baidu.com/s/1ypl-bAsmERHn8D2XfdeZBQ?pwd=tcun 提取码: tcun



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