Java Assignment3 upload by Son young jun

src/me/day05/practice/Practice01/AuthMethod.java

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+package me.day05.practice.Practice01;
+
+public enum AuthMethod {
+    FINGERPRINT, PATTERN, PIN, FACE
+}

src/me/day05/practice/Practice01/Company.java

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+package me.day05.practice.Practice01;
+
+public enum Company {
+    SAMSUMG, LG, APPLE
+}

src/me/day05/practice/Practice01/Electronic.java

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+package me.day05.practice.Practice01;
+
+import java.time.LocalDateTime;
+import java.time.format.DateTimeFormatter;
+import java.util.Arrays;
+import java.util.Objects;
+
+public class Electronic {
+    private static int sequence = 0;
+    private static final int DEFAULT_CAPACITY = 10;
+    private String productNo;
+    private String modelName;
+    private Company companyName;
+    private String dateOfMade;
+    private AuthMethod[] authMethod;
+
+    Electronic() {
+        productNo = Integer.toString(++sequence);
+        LocalDateTime localDateTime = LocalDateTime.now();
+        dateOfMade = localDateTime.format(DateTimeFormatter.ofPattern("yy-MM-dd HH:mm"));
+        authMethod = new AuthMethod[DEFAULT_CAPACITY];
+    }
+
+    public Electronic(String modelName, Company companyName, AuthMethod[] authMethod) {
+        this();
+        this.modelName = modelName;
+        this.companyName = companyName;
+        this.authMethod = authMethod;
+    }
+
+    public String getProductNo() {
+        return productNo;
+    }
+
+    public void setProductNo(String productNo) {
+        this.productNo = productNo;
+    }
+
+    public String getModelName() {
+        return modelName;
+    }
+
+    public void setModelName(String modelName) {
+        this.modelName = modelName;
+    }
+
+    public Company getCompanyName() {
+        return companyName;
+    }
+
+    public void setCompanyName(Company companyName) {
+        this.companyName = companyName;
+    }
+
+    public String getDateOfMade() {
+        return dateOfMade;
+    }
+
+    public void setDateOfMade(String dateOfMade) {
+        this.dateOfMade = dateOfMade;
+    }
+
+    public AuthMethod[] getAuthMethod() {
+        return authMethod;
+    }
+
+    public void setAuthMethod(AuthMethod[] authMethod) {
+        this.authMethod = authMethod;
+    }
+
+    @Override
+    public boolean equals(Object o) {
+        if (this == o) return true;
+        if (o == null || getClass() != o.getClass()) return false;
+        Electronic that = (Electronic) o;
+        return Objects.equals(productNo, that.productNo) && Objects.equals(modelName, that.modelName) && companyName == that.companyName && Objects.equals(dateOfMade, that.dateOfMade) && Arrays.equals(authMethod, that.authMethod);
+    }
+
+    @Override
+    public int hashCode() {
+        int result = Objects.hash(productNo, modelName, companyName, dateOfMade);
+        result = 31 * result + Arrays.hashCode(authMethod);
+        return result;
+    }
+
+    @Override
+    public String toString() {
+        return "Electronic{" +
+                "productNo='" + productNo + '\'' +
+                ", modelName='" + modelName + '\'' +
+                ", companyName=" + companyName +
+                ", dateOfMade='" + dateOfMade + '\'' +
+                ", authMethod=" + Arrays.toString(authMethod) +
+                '}';
+    }
+}

src/me/day05/practice/Practice01/User.java

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+package me.day05.practice.Practice01;
+
+import java.time.LocalDateTime;
+import java.time.format.DateTimeFormatter;
+import java.util.Arrays;
+import java.util.Objects;
+
+public class User {
+    private static int sequence = 0;
+    private static final int DEFAULT_CAPACITY = 10;
+    private String userId;
+    private String userPassword;
+    private String userPhoneNumber;
+    private String userEmail;
+    private String userBirthDate;
+    private Electronic[] electronicDevices;
+    private String registerTime;
+
+    public User() {
+        LocalDateTime localDateTime = LocalDateTime.now();
+        registerTime = localDateTime.format(DateTimeFormatter.ofPattern("yy-MM-dd HH:mm"));
+        electronicDevices = new Electronic[DEFAULT_CAPACITY];
+    }
+
+    public User(String userId, String userPassword, String userPhoneNumber, String userEmail, String userBirthDate, Electronic[] electronicDevices) {
+        this();
+        this.userId = userId;
+        this.userPassword = userPassword;
+        this.userPhoneNumber = userPhoneNumber;
+        this.userEmail = userEmail;
+        this.userBirthDate = userBirthDate;
+        this.electronicDevices = electronicDevices;
+    }
+
+    public String getUserId() {
+        return userId;
+    }
+
+    public void setUserId(String userId) {
+        this.userId = userId;
+    }
+
+    public String getUserPassword() {
+        return userPassword;
+    }
+
+    public void setUserPassword(String userPassword) {
+        this.userPassword = userPassword;
+    }
+
+    public String getUserPhoneNumber() {
+        return userPhoneNumber;
+    }
+
+    public void setUserPhoneNumber(String userPhoneNumber) {
+        this.userPhoneNumber = userPhoneNumber;
+    }
+
+    public String getUserEmail() {
+        return userEmail;
+    }
+
+    public void setUserEmail(String userEmail) {
+        this.userEmail = userEmail;
+    }
+
+    public String getUserBirthDate() {
+        return userBirthDate;
+    }
+
+    public void setUserBirthDate(String userBirthDate) {
+        this.userBirthDate = userBirthDate;
+    }
+
+    public Electronic[] getElectronicDevices() {
+        return electronicDevices;
+    }
+
+    public void setElectronicDevices(Electronic[] electronicDevices) {
+        this.electronicDevices = electronicDevices;
+    }
+
+    public String getRegisterTime() {
+        return registerTime;
+    }
+
+    public void setRegisterTime(String registerTime) {
+        this.registerTime = registerTime;
+    }
+
+    @Override
+    public boolean equals(Object o) {
+        if (this == o) return true;
+        if (o == null || getClass() != o.getClass()) return false;
+        User user = (User) o;
+        return Objects.equals(userId, user.userId) && Objects.equals(userPassword, user.userPassword) && Objects.equals(userPhoneNumber, user.userPhoneNumber) && Objects.equals(userEmail, user.userEmail) && Objects.equals(userBirthDate, user.userBirthDate) && Arrays.equals(electronicDevices, user.electronicDevices) && Objects.equals(registerTime, user.registerTime);
+    }
+
+    @Override
+    public int hashCode() {
+        int result = Objects.hash(userId, userPassword, userPhoneNumber, userEmail, userBirthDate, registerTime);
+        result = 31 * result + Arrays.hashCode(electronicDevices);
+        return result;
+    }
+
+    @Override
+    public String toString() {
+        return "User{" +
+                "userId='" + userId + '\'' +
+                ", userPassword='" + userPassword + '\'' +
+                ", userPhoneNumber='" + userPhoneNumber + '\'' +
+                ", userEmail='" + userEmail + '\'' +
+                ", userBirthDate='" + userBirthDate + '\'' +
+                ", electronicDevices=" + Arrays.toString(electronicDevices) +
+                ", registerTime='" + registerTime + '\'' +
+                '}';
+    }
+}

src/me/day05/practice/Practice02/Users.java

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+package me.day05.practice.Practice02;
+
+import me.day05.practice.Practice01.User;
+
+import java.util.Arrays;
+
+public class Users {
+    private User[] userList;
+    private static Users instance = null;
+
+    private Users(){
+    };
+
+    public static Users getInstance() {
+        if(instance == null) {
+            instance = new Users();
+        }
+        return instance;
+    }
+
+    public User findByUserId(String userId) {
+        for(User user : userList) {
+            if(userId.equals(user.getUserId())) {
+                return user;
+            }
+        }
+        return null;
+    }
+
+    public User copy(User user) {
+        User copyUser = new User();
+        copyUser.setUserId(user.getUserId());
+        copyUser.setUserPassword(user.getUserPassword());
+        copyUser.setUserPhoneNumber(user.getUserPhoneNumber());
+        copyUser.setUserEmail(user.getUserEmail());
+        copyUser.setUserBirthDate(user.getUserBirthDate());
+        copyUser.setElectronicDevices(Arrays.copyOf(user.getElectronicDevices(), user.getElectronicDevices().length));
+        return copyUser;
+    }
+
+    public User[] getUserList() {
+        return userList;
+    }
+
+    public void setUserList(User[] userList) {
+        this.userList = userList;
+    }
+
+    @Override
+    public boolean equals(Object o) {
+        if (this == o) return true;
+        if (o == null || getClass() != o.getClass()) return false;
+        Users users = (Users) o;
+        return Arrays.equals(userList, users.userList);
+    }
+
+    @Override
+    public int hashCode() {
+        return Arrays.hashCode(userList);
+    }
+
+    @Override
+    public String toString() {
+        return "Users{" +
+                "userList=" + Arrays.toString(userList) +
+                '}';
+    }
+}

src/me/day05/practice/Practice03/Electronics.java

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+package me.day05.practice.Practice03;
+
+import me.day05.practice.Practice01.AuthMethod;
+import me.day05.practice.Practice01.Company;
+import me.day05.practice.Practice01.Electronic;
+
+import java.util.ArrayList;
+import java.util.Arrays;
+import java.util.List;
+
+public class Electronics {
+    private Electronic[] electronicList;
+    private static Electronics instance;
+
+    private Electronics() {
+    }
+
+    public static Electronics getInstance() {
+        if(instance == null)
+            instance = new Electronics();
+        return instance;
+    }
+
+    public Electronic[] getElectronicList() {
+        return electronicList;
+    }
+
+    public void setElectronicList(Electronic[] electronicList) {
+        this.electronicList = electronicList;
+    }
+
+    public Electronic findByProductNo(String productNo) {
+        for(Electronic electronic : electronicList) {
+            if(productNo.equals(electronic.getProductNo()))
+                return electronic;
+        }
+        return null;
+    }
+
+    public Electronic[] groupByCompanyName(Company company) {
+        Electronic[] electronics = Arrays.stream(electronicList).filter(list -> list.getCompanyName().equals(company)).toArray(Electronic[]::new);
+        return electronics;
+    }
+
+    public Electronic[] groupByAuthMethod(AuthMethod authMethod) {
+        List<Electronic> arr = new ArrayList<>();
+        for(Electronic electronic : electronicList) {
+            for(AuthMethod auth : electronic.getAuthMethod()) {
+                if(auth == authMethod)
+                    arr.add(electronic);
+            }
+        }
+        return arr.toArray(new Electronic[arr.size()]);
+    }
+}