lensfrex
/
SManager-S
1
0
Fork 0
Code Issues Pull Requests Projects Releases 2 Wiki Activity

微改结构

Browse Source
main
lensfrex 3 years ago
parent 3cf490dc74
commit 7b9dc8df43
Signed by: lensfrex
GPG Key ID: 0F69A0A2FBEE98A0
2 changed files with 55 additions and 40 deletions
Show all changes Ignore whitespace when comparing lines Ignore changes in amount of whitespace Ignore changes in whitespace at EOL
Show Stats Download Patch File Download Diff File
  1. 34
      src/main/java/me/lensfrex/manager/data/manager/ManagerTool.java
  2. 55
      src/main/java/me/lensfrex/manager/data/manager/StudentManager.java

34
src/main/java/me/lensfrex/manager/data/ManagerTool.java → src/main/java/me/lensfrex/manager/data/manager/ManagerTool.java
Unescape View File

@ -1,4 +1,6 @@
package me.lensfrex.manager.data; package me.lensfrex.manager.data.manager;
import me.lensfrex.manager.data.Student;
import java.util.ArrayList; import java.util.ArrayList;
import java.util.HashMap; import java.util.HashMap;
@ -10,7 +12,7 @@ import java.util.Map;
public class ManagerTool { public class ManagerTool {
private final ArrayList<Student> students; private final ArrayList<Student> students;
public ManagerTool(ArrayList<Student> studentData) { protected ManagerTool(ArrayList<Student> studentData) {
this.students = studentData; this.students = studentData;
} }
@ -21,7 +23,7 @@ public class ManagerTool {
* @param name 学生姓名 * @param name 学生姓名
* @param score 学生成绩，map中key为科目名称，value为相应的成绩 * @param score 学生成绩，map中key为科目名称，value为相应的成绩
*/ */
public void addStudent(long id, String name, Map<String, Integer> score) { protected void addStudent(long id, String name, Map<String, Integer> score) {
Student student = new Student(id, name, score); Student student = new Student(id, name, score);
students.add(student); students.add(student);
} }
@ -31,7 +33,7 @@ public class ManagerTool {
* *
* @param id 学生id，long格式 * @param id 学生id，long格式
*/ */
public void removeStudent(long id) { protected void removeStudent(long id) {
students.remove(getStudent(id)); students.remove(getStudent(id));
} }
@ -40,7 +42,7 @@ public class ManagerTool {
* *
* @param name 学生姓名，long格式 * @param name 学生姓名，long格式
*/ */
public void removeStudent(String name) { protected void removeStudent(String name) {
students.remove(getStudent(name)); students.remove(getStudent(name));
} }
@ -50,7 +52,7 @@ public class ManagerTool {
* @param name 学生姓名 * @param name 学生姓名
* @return 学生的信息，若无该学生则返回null * @return 学生的信息，若无该学生则返回null
*/ */
public Student getStudent(String name) { protected Student getStudent(String name) {
for (Student student : students) { for (Student student : students) {
if (student.getName().equals(name)) { if (student.getName().equals(name)) {
return student; return student;
@ -65,7 +67,7 @@ public class ManagerTool {
* @param id 学生学号 * @param id 学生学号
* @return 学生信息，若无该学生则返回null * @return 学生信息，若无该学生则返回null
*/ */
public Student getStudent(long id) { protected Student getStudent(long id) {
for (Student student : students) { for (Student student : students) {
if (student.getId() == id) { if (student.getId() == id) {
return student; return student;
@ -74,9 +76,9 @@ public class ManagerTool {
return null; return null;
} }
public static final int SORT_COMPARE_BY_NAME = 0; protected static final int SORT_COMPARE_BY_NAME = 0;
public static final int SORT_COMPARE_BY_ID = 1; protected static final int SORT_COMPARE_BY_ID = 1;
public static final int SORT_COMPARE_BY_GENERAL_SCORE = 2; protected static final int SORT_COMPARE_BY_GENERAL_SCORE = 2;
/** /**
* 对学生列表进行排序 * 对学生列表进行排序
@ -85,7 +87,7 @@ public class ManagerTool {
* 可根据名字字典顺序（升序，0）、学生学号（升序，1）以及总成绩（降序，2）进行排序。 * 可根据名字字典顺序（升序，0）、学生学号（升序，1）以及总成绩（降序，2）进行排序。
* @return 排序后的学生列表 * @return 排序后的学生列表
*/ */
public ArrayList<Student> getSortedStudentList(int compareMethod) { protected ArrayList<Student> getSortedStudentList(int compareMethod) {
switch (compareMethod) { switch (compareMethod) {
case SORT_COMPARE_BY_NAME: case SORT_COMPARE_BY_NAME:
students.sort(Student.compareByName); students.sort(Student.compareByName);
@ -108,7 +110,7 @@ public class ManagerTool {
* @param subject 欲获取的科目信息 * @param subject 欲获取的科目信息
* @return 包含成绩信息的HashMap，key为学生姓名，value为该科成绩数据 * @return 包含成绩信息的HashMap，key为学生姓名，value为该科成绩数据
*/ */
public HashMap<String, Integer> getSubjectScores(String subject) { protected HashMap<String, Integer> getSubjectScores(String subject) {
HashMap<String, Integer> scores = new HashMap<>(); HashMap<String, Integer> scores = new HashMap<>();
for (Student student : students) { for (Student student : students) {
scores.put(student.getName(), student.getScore().get(subject)); scores.put(student.getName(), student.getScore().get(subject));
@ -121,7 +123,7 @@ public class ManagerTool {
* *
* @return 包含全班所有同学成绩的HashMap，key为姓名，value为总成绩数据 * @return 包含全班所有同学成绩的HashMap，key为姓名，value为总成绩数据
*/ */
public HashMap<String, Integer> getAllStudentScores() { protected HashMap<String, Integer> getAllStudentScores() {
HashMap<String, Integer> result = new HashMap<>(); HashMap<String, Integer> result = new HashMap<>();
int scoreSum = 0; int scoreSum = 0;
@ -140,7 +142,7 @@ public class ManagerTool {
* *
* @return 包含有排名信息的HashMap，key为姓名，value为相应的排名 * @return 包含有排名信息的HashMap，key为姓名，value为相应的排名
*/ */
public HashMap<String, Integer> generateRanking() { protected HashMap<String, Integer> generateRanking() {
HashMap<String, Integer> ranking = new HashMap<>(); HashMap<String, Integer> ranking = new HashMap<>();
this.getSortedStudentList(SORT_COMPARE_BY_GENERAL_SCORE); this.getSortedStudentList(SORT_COMPARE_BY_GENERAL_SCORE);
@ -156,7 +158,7 @@ public class ManagerTool {
* *
* @return 包含所有科目名称的Arraylist，若无学生信息则返回null * @return 包含所有科目名称的Arraylist，若无学生信息则返回null
*/ */
public ArrayList<String> getAllSubjects() { protected ArrayList<String> getAllSubjects() {
if (students.isEmpty()) { if (students.isEmpty()) {
return null; return null;
} }
@ -168,7 +170,7 @@ public class ManagerTool {
* *
* @return 学生总人数 * @return 学生总人数
*/ */
public int getStudentAmount() { protected int getStudentAmount() {
return students.size(); return students.size();
} }

55
src/main/java/me/lensfrex/manager/data/StudentManager.java → src/main/java/me/lensfrex/manager/data/manager/StudentManager.java
Unescape View File

@ -1,4 +1,6 @@
package me.lensfrex.manager.data; package me.lensfrex.manager.data.manager;
import me.lensfrex.manager.data.Student;
import java.util.ArrayList; import java.util.ArrayList;
import java.util.HashMap; import java.util.HashMap;
@ -79,7 +81,7 @@ public class StudentManager {
return scores; return scores;
} }
/**- /**
* 获取每门科目的平均成绩 * 获取每门科目的平均成绩
* *
* @return 包含每门课总成绩的HashMap，key为科目名称，value为该科目的平均成绩 * @return 包含每门课总成绩的HashMap，key为科目名称，value为该科目的平均成绩
@ -95,6 +97,14 @@ public class StudentManager {
return scores; return scores;
} }
/**
* 获取所有科目
* @return 包含有科目名称的ArrayList
*/
public ArrayList<String> getSubjects() {
return managerTool.getAllSubjects();
}
/** /**
* 按学生总分由高到低生成名次表 * 按学生总分由高到低生成名次表
* *
@ -115,7 +125,6 @@ public class StudentManager {
return stringBuilder.toString(); return stringBuilder.toString();
} }
/** /**
* 按学生学号由小到大生成成绩表 * 按学生学号由小到大生成成绩表
* *
@ -123,21 +132,14 @@ public class StudentManager {
*/ */
public String generateScoreTableById() { public String generateScoreTableById() {
StringBuilder stringBuilder = new StringBuilder("ID | Name | General Score | Subject1: score Subject2: score ...\n"); StringBuilder stringBuilder = new StringBuilder("ID | Name | General Score | Subject1: score Subject2: score ...\n");
ArrayList<Student> sortStudentList = managerTool.getSortedStudentList(ManagerTool.SORT_COMPARE_BY_GENERAL_SCORE); ArrayList<Student> sortStudentList = managerTool.getSortedStudentList(ManagerTool.SORT_COMPARE_BY_ID);
ArrayList<String> subjects = managerTool.getAllSubjects();
for (Student student : sortStudentList) { for (Student student : sortStudentList) {
stringBuilder stringBuilder
.append(student.getId()).append(" | ") .append(student.getId()).append(" | ")
.append(student.getName()).append(" | ") .append(student.getName()).append(" | ")
.append(student.getGeneralScore()).append(" | "); .append(student.getGeneralScore()).append(" | ")
for (String subject : subjects) { .append(listScore(student)).append('\n');
stringBuilder
.append(subject).append(": ")
.append(student.getScore().get(subject)).append(' ');
}
stringBuilder.append('\n');
} }
return stringBuilder.toString(); return stringBuilder.toString();
@ -149,24 +151,35 @@ public class StudentManager {
* @return 成绩表字符串 * @return 成绩表字符串
*/ */
public String generateScoreTableByName() { public String generateScoreTableByName() {
StringBuilder stringBuilder = new StringBuilder("Name | Id | General Score | Subject1/score Subject2: score ...\n"); StringBuilder stringBuilder = new StringBuilder("Name | Id | General Score | Subject1: score Subject2: score ...\n");
ArrayList<Student> sortStudentList = managerTool.getSortedStudentList(ManagerTool.SORT_COMPARE_BY_GENERAL_SCORE); ArrayList<Student> sortStudentList = managerTool.getSortedStudentList(ManagerTool.SORT_COMPARE_BY_NAME);
ArrayList<String> subjects = managerTool.getAllSubjects();
for (Student student : sortStudentList) { for (Student student : sortStudentList) {
stringBuilder stringBuilder
.append(student.getName()).append(" | ") .append(student.getName()).append(" | ")
.append(student.getId()).append(" | ") .append(student.getId()).append(" | ")
.append(student.getGeneralScore()).append(" | "); .append(student.getGeneralScore()).append(" | ")
.append(listScore(student)).append('\n');
}
return stringBuilder.toString();
}
/**
* 列出某一学生的成绩
*
* @param student 学生
* @return 成绩字符串
*/
private String listScore(Student student) {
StringBuilder stringBuilder = new StringBuilder();
ArrayList<String> subjects = managerTool.getAllSubjects();
for (String subject : subjects) { for (String subject : subjects) {
stringBuilder stringBuilder
.append(subject).append(": ") .append(subject).append(": ")
.append(student.getScore().get(subject)).append(' '); .append(student.getScore().get(subject)).append(' ');
} }
stringBuilder.append('\n');
}
return stringBuilder.toString(); return stringBuilder.toString();
} }
Write Preview
Loading…
Cancel
Save