VisualSapfor/src/Repository/RepositoryClient.java

package Repository;
import Common.Utils.CommonUtils;
import Repository.Server.ServerCode;
import Repository.Server.ServerExchangeUnit_2021;
import Visual_DVM_2021.Passes.PassException;
import Visual_DVM_2021.Passes.Server.TestingSystemPass;

import java.io.FileWriter;
import java.io.Serializable;
import java.util.Date;
public abstract class RepositoryClient {
    //--
    protected int getSleepMillis() {
        return 2000;
    }
    //---
    protected boolean isPrintOn() {
        return true;
    }
    protected void Print(String message) {
        try {
            if (isPrintOn()) {
                FileWriter testLog = new FileWriter(getClass().getSimpleName() + "_Log.txt", true);
                String dmessage = CommonUtils.Brackets(new Date()) + " " + message;
                System.out.println(dmessage);
                testLog.write(dmessage + "\n");
                testLog.close();
            }
        } catch (Exception ex) {
            ex.printStackTrace();
        }
    }
    //--
    protected Object ServerCommand(ServerCode code_in, String arg, Serializable object_in) throws Exception {
        TestingSystemPass<Object> pass = new TestingSystemPass<Object>() {
            @Override
            public String getDescription() {
                return "";
            }
            @Override
            protected void ServerAction() throws Exception {
                Command(new ServerExchangeUnit_2021(code_in, arg, object_in));
                target = response.object;
            }
            @Override
            protected boolean validate() {
                return Log.isEmpty();
            }
        };
        if (!pass.Do()) {
            ServerConnectionError(code_in, pass.Log.toString());
        }
        return pass.target;
    }
    protected Object ServerCommand(ServerCode code_in, Serializable object_in) throws Exception {
        return ServerCommand(code_in, "", object_in);
    }
    protected Object ServerCommand(ServerCode code_in) throws Exception {
        return ServerCommand(code_in, "", null);
    }
    protected void ServerConnectionError(ServerCode code_in, String logText) throws Exception {
        throw new PassException(CommonUtils.Brackets(new Date().toString())+" Ошибка взаимодействия с сервером " + code_in);
    }
    public abstract void perform() throws Exception;
    public void Perform(){
        try {
           perform();
        } catch (Exception ex) {
            ex.printStackTrace();
        } finally {
            CommonUtils.sleep(getSleepMillis());
        }
    }
}