java (a) - on text parsing

Robotics first job. Code Description

test environment

• Operating System: windows
• Programming languages: java

topic

Function to achieve

• About content parsing implementation

  • Test code

    • public class week1 {
          public static void main(String[] args) throws IOException {
              // 测试输出referee hear解释是否正确
              HearMessage message0 = new HearMessage(100, "referee", "passto(23, 24)");
              System.out.println(message0.toString());
              // 测试输出ObjName player解释是否正确
              ObjInfo objInfo0 = new ObjInfo("player", "hfut1", 2, 23f, 45f,
                      .5f, 1f, 22f, 40f);
              System.out.println(objInfo0.printToString());
              // 测试输出ObjName ball解释是否正确
              ObjInfo objInfo1 = new ObjInfo("ball", 23f, 45f, .5f, 1f);
              System.out.println(objInfo1.printToString());
              // 测试输出ObjName player写入文件信息是否正确
              ObjInfo objInfo3 = new ObjInfo("player", "hfut1", 2, 23f, 45f,
                      .5f, 1f, 22f, 40f);
              System.out.println(objInfo0.saveToString());
              // 测试输出ObjName ball解释写入文件信息是否正确
              ObjInfo objInfo4 = new ObjInfo("ball", 23f, 45f, .5f, 1f);
              System.out.println(objInfo1.saveToString());
              // 测试解释
              SeeMessage seeMessage = new SeeMessage(2020, new String[]{"player,hfut1,2,23f,45f,.5f,1f,22f,40f", "ball,23f,45f,.5f,1f", "ball,23f,45f,.5f,1f"});
              System.out.println(seeMessage.printToString());
              // 测试输出ObjName player写入文件是否正确
              ObjInfo objInfo5 = new ObjInfo("player", "hfut1", 2, 23f, 45f,
                      .5f, 1f, 22f, 40f);
              objInfo0.saveToFile("D:\\Users\\leetu\\Documents\\_documents\\Projects\\fileIOTestFold\\a.txt");
      
          }
      }
      

  • The results show

    • 

• Realization of analytic content written to the file

  • Test code

    • // 测试输出ObjName player写入文件是否正确
      ObjInfo objInfo5 = new ObjInfo("player", "hfut1", 2, 23f, 45f,
                      .5f, 1f, 22f, 40f);
      // 路径可指定
      objInfo0.saveToFile("D:\\Users\\leetu\\Documents\\_documents\\Projects\\fileIOTestFold\\a.txt");
      

  • The results show

    • 

Code

package robot;

import java.io.*;

class Sender {
    private int property; // 属性
    private int direction; // 属性为其他球员时的方向
    private int coachDir;
    final private String[] coachDirection = {"none", "_left", "_right"}; // 属性为在线教练时的方向
    final private String[] senders = {"other player", "self", "referee", "online_coach"};
    // 0 - 其他球员 - 返回方向
    // 1 - 本人 - 返回 'self'
    // 2 - 裁判 - 返回 'referee'
    // 3 - 在线教练 - 返回 'online-coach-left(right)'

    Sender (int direction) { // 其他球员
        property = 0;
        this.direction = direction;
    }
    Sender (String property) {
        if (property.equals(senders[1])) {
            this.property = 1;
        }
        else if (property.equals(senders[2])) {
            this.property = 2;
        }
        else if (property.equals(senders[3] + coachDirection[1])) {
            this.property = 3;
            coachDir = 1;
        }
        else if (property.equals(senders[3] + coachDirection[2])) {
            this.property = 3;
            coachDir = 2;
        }
    }

    @Override
    public String toString() {
        if (property == 0) {
            return senders[property] + String.valueOf(direction);
        } else if (property == 1 || property == 2) {
            return senders[property];
        } else if (property == 3) {
            return senders[property] + coachDirection[coachDir];
        }
        return null;
    }

}

class HearMessage {
    private int time;
    private Sender sender;
    private String message;
    final private String property = "hear";
    HearMessage(int time, int direction, String message) {
        this.time = time;
        sender = new Sender(direction);
        this.message = message;
    }
    HearMessage(int time, String sender, String message) {
        this.time = time;
        this.sender = new Sender(sender);
        this.message = message;
    }

    @Override
    public String toString() {
        return "在" + time + "周期" + property + "从" + sender.toString() + "听到了" + message;
    }
}

class Player {
    // player
    private String teamName; // 球队名
    private int playerPro;
    final private String[] playerProperty = {"TEAMMATE", "OPPONENT"};
    private int playerIdx; // 球员序号

    Player(String teamName, int playerPro, int playerIdx) {
        this.teamName = teamName;
        this.playerIdx = playerIdx;
        this.playerPro = playerPro;
    }

    public String saveToString() {
        return "OBJECT_" + playerProperty[playerPro] + "_" + String.valueOf(playerIdx);
    }
    public String printToString() {
        return "player " + teamName + String.valueOf(playerIdx);
    }
}
class Goal {
    // goal
    private int goalPro;
    final private String[] goalProperty = {"L", "R"};
    Goal(int goalPro) {
        this.goalPro = goalPro;
    }
    Goal (String goalPro) {
        if (goalPro.equals("l")) {
            this.goalPro = 0;
        }
        else {
            this.goalPro = 1;
        }
    }

    public String saveToString() {
        return "OBJECT_GOAL" + goalProperty[goalPro];
    }
    public String printToString() {
        return "goal " + goalProperty[goalPro].toLowerCase();
    }
}
class Ball {
    // ball

    public String saveToString() {
        return "OBJECT_BALL";
    }
    public String printToString() {
        return "ball";
    }
}
class Flag {
    // flag
    // TO-DO
}
class Line {
    // line
    private int linePro;
    final private String[] lineProperty = {"L", "R", "T", "B"};
    Line(int linePro) {
        this.linePro = linePro;
    }
    Line(String linePro) {
        for (int i = 0; i < lineProperty.length; i++) {
            if (linePro.equals(lineProperty[i].toLowerCase())) {
                this.linePro = i;
                break;
            }
        }
    }

    public String saveToString() {
        return "OBJECT_LINE_" + lineProperty[linePro];
    }
    public String printToString() {
        return "line " + lineProperty[linePro].toLowerCase();
    }
}
class ObjName {
    private int property;
    Ball ball;
    Goal goal;
    Line line;
    Player player;
    String[] objName = {"BALL", "GOAL", "LINE", "Flag", "PLAYER"};
    // objName
    // 0 - 球
    // 1 - 进球
    // 2 - 线
    // 3 - 旗
    // 4 - 球员
    ObjName(String property) {
        this.property = 0;
        ball = new Ball();
    }
    ObjName(String property, String pro) {
        if (property.equals("goal")) {
            this.property = 1;
            goal = new Goal(pro);
        }
        else if (property.equals("line")) {
            this.property = 2;
            line = new Line(pro);
        }
    }
    ObjName(String property, String teamName, int playerIdx) {
        this.property = 4;
        if (teamName.equals("hfut1")) {
            player = new Player(teamName, 0, playerIdx);
        }
        else {
            player = new Player(teamName, 1, playerIdx);
        }
    }

    public String getName() {
        return objName[property];
    }

    public String  saveToString() {
        switch (property) {
            case 0:
                return ball.saveToString();
            case 1:
                return goal.saveToString();
            case 2:
                return line.saveToString();
            case 3:
                // pass
                break;
            case 4:
                return player.saveToString();
            default:
                break;
        }
        return null;
    }
    public String printToString() {
        switch (property) {
            case 0:
                return ball.printToString();
            case 1:
                return goal.printToString();
            case 2:
                return line.printToString();
            case 3:
                // pass
                break;
            case 4:
                return player.printToString();
            default:
                break;
        }
        return null;
    }
}
class ObjInfo {
    ObjName objName;
    private float distance;
    private float direction;
    private float distChng;
    private float dirChng;
    private float bodyDir;
    private float headDir;
    ObjInfo(String objName, float distance, float direction, float distChng, float dirChng) {
        if (objName.equals("ball")) {
            this.objName = new ObjName(objName);
            this.distance = distance;
            this.direction = direction;
            this.distChng = distChng;
            this.dirChng = dirChng;
        }
    }
    ObjInfo(String objName, String goalPro, float distance, float direction) {
        if (objName.equals("goal")) {
            this.objName = new ObjName("goal", goalPro);
            this.distance = distance;
            this.direction = direction;
        }
    }
    ObjInfo(String objName, String teamName, int playerIdx, float distance, float direction, float distChng,
            float dirChng, float bodyDir, float headDir) {
        if (objName.equals("player")) {
            this.objName = new ObjName(objName, teamName, playerIdx);
            this.distance = distance;
            this.direction = direction;
            this.distChng = distChng;
            this.dirChng = dirChng;
            this.bodyDir = bodyDir;
            this.headDir = headDir;            
        }
    }
    public String saveToString() {
        if (objName.getName().toLowerCase().equals("ball")) {
            return objName.saveToString() + "#" + distance + "-" + direction
                    + "-" + distChng + "-" + dirChng;
        }
        else if (objName.getName().toLowerCase().equals("goal")) {
            return objName.saveToString() + "#" + distance + "-" + direction;
        }
        else if (objName.getName().toLowerCase().equals("player")) {
            return objName.saveToString() + "#" + distance + "-" + direction
                    + "-" + distChng + "-" + dirChng + "-" + bodyDir
                    + "-" + headDir;
        }
        return null;
    }
    public String  printToString() {
        if (objName.getName().toLowerCase().equals("ball")) {
            return objName.printToString() + "距离我的Distance是" + distance + "，Direction是" + direction
                    + "，DistChng是" + distChng + "，DirChng是" + dirChng;
        }
        else if (objName.getName().toLowerCase().equals("goal")) {
            return objName.printToString() + "距离我的Distance是" + distance + "，Direction是" + direction;
        }
        else if (objName.getName().toLowerCase().equals("player")) {
            return objName.printToString() + "距离我的Distance是" + distance + "，Direction是" + direction
                    + "，DistChng是" + distChng + "，DirChng是" + dirChng + "，它的BodyDir是" + bodyDir
                    + "和HeadDir是" + headDir;
        }
        return null;
    }
    public void saveToFile(String filePath) throws IOException {
        FileOutputStream fos0 = new FileOutputStream(new File(filePath), true);
        fos0.write(saveToString().getBytes());
        fos0.close();
    }

    // test
    public ObjName getObjName() {
        return objName;
    }
}

class SeeMessage {
    private int time;
    final private String property = "see";
    ObjInfo[] objInfos = new ObjInfo[3];
    SeeMessage (int time,String[] strings) {
        this.time = time;
        String[] tempString;
        int len = 0;
        for (int i = 0; i < strings.length; i++) {
            tempString = strings[i].split(",");
            if (tempString[0].equals("ball")) {
                objInfos[len] = new ObjInfo("ball", Float.parseFloat(tempString[1]),
                        Float.parseFloat(tempString[2]), Float.parseFloat(tempString[3]), 
                        Float.parseFloat(tempString[4]));
                len = len + 1;
            }
            else if (tempString[0].equals("goal")) {
                objInfos[len] = new ObjInfo("goal", tempString[1],
                        Float.parseFloat(tempString[2]), Float.parseFloat(tempString[3]));
                len = len + 1;
            }
            else if (tempString[0].equals("player")) {
                objInfos[len] = new ObjInfo("player", tempString[1],
                        Integer.parseInt(tempString[2]), Float.parseFloat(tempString[3]),
                        Float.parseFloat(tempString[4]), Float.parseFloat(tempString[5]),
                        Float.parseFloat(tempString[6]), Float.parseFloat(tempString[7]), 
                        Float.parseFloat(tempString[8]));
                len = len + 1;
//                System.out.println(len);
            }
        }
    }
    public StringBuilder printToString() {
        StringBuilder string = new StringBuilder("在" + String.valueOf(time) + "周期see");
//        System.out.println(objInfos[1] == null);
        for (int i = 0; i < 3 ; i++) {
            if (objInfos[i] != null) {
                string.append(objInfos[i].printToString());
            }
//            if (objInfos[i].objName.getName().toLowerCase().equals("ball")) {
//                string.append(objInfos[i].printToString());
//            }
//            else if (objInfos[i].objName.getName().toLowerCase().equals("goal")) {
//                string.append(objInfos[i].printToString());
//            }
//            else if (objInfos[i].objName.getName().toLowerCase().equals("player")) {
//                string.append(objInfos[i].printToString());
//            }
        }
        return string;
    }
}

public class week1 {
    public static void main(String[] args) throws IOException {
        // 测试输出referee hear解释是否正确
        HearMessage message0 = new HearMessage(100, "referee", "passto(23, 24)");
        System.out.println(message0.toString());
        // 测试输出ObjName player解释是否正确
        ObjInfo objInfo0 = new ObjInfo("player", "hfut1", 2, 23f, 45f,
                .5f, 1f, 22f, 40f);
        System.out.println(objInfo0.printToString());
        // 测试输出ObjName ball解释是否正确
        ObjInfo objInfo1 = new ObjInfo("ball", 23f, 45f, .5f, 1f);
        System.out.println(objInfo1.printToString());
        // 测试输出ObjName player写入文件信息是否正确
        ObjInfo objInfo3 = new ObjInfo("player", "hfut1", 2, 23f, 45f,
                .5f, 1f, 22f, 40f);
        System.out.println(objInfo0.saveToString());
        // 测试输出ObjName ball解释写入文件信息是否正确
        ObjInfo objInfo4 = new ObjInfo("ball", 23f, 45f, .5f, 1f);
        System.out.println(objInfo1.saveToString());
        // 测试解释
        SeeMessage seeMessage = new SeeMessage(2020, new String[]{"player,hfut1,2,23f,45f,.5f,1f,22f,40f", "ball,23f,45f,.5f,1f", "ball,23f,45f,.5f,1f"});
        System.out.println(seeMessage.printToString());
        // 测试输出ObjName player写入文件是否正确
        ObjInfo objInfo5 = new ObjInfo("player", "hfut1", 2, 23f, 45f,
                .5f, 1f, 22f, 40f);
        objInfo0.saveToFile("D:\\Users\\leetu\\Documents\\_documents\\Projects\\fileIOTestFold\\a.txt");

    }
}