2026_1011_3FR_Java_Kyono/question-java
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鈴木　皓介
2026-10-15 11:34:01 +09:00
parent 548d5421b8
commit 3036f2c3c3
17 changed files with 225 additions and 0 deletions
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Question11-ConstructorAndStatic/.classpath Normal file
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<?xml version="1.0" encoding="UTF-8"?>
<classpath>
<classpathentry kind="con" path="org.eclipse.jdt.launching.JRE_CONTAINER/org.eclipse.jdt.internal.debug.ui.launcher.StandardVMType/JavaSE-21"/>
<classpathentry kind="src" path="src/main/java"/>
<classpathentry kind="output" path="build/classes"/>
</classpath>

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Question11-ConstructorAndStatic/.gitignore vendored Normal file
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/build/

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Question11-ConstructorAndStatic/.project Normal file
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<?xml version="1.0" encoding="UTF-8"?>
<projectDescription>
<name>Question11-ConstructorAndStatic</name>
<comment></comment>
<projects>
</projects>
<buildSpec>
<buildCommand>
<name>org.eclipse.jdt.core.javabuilder</name>
<arguments>
</arguments>
</buildCommand>
<buildCommand>
<name>org.eclipse.wst.common.project.facet.core.builder</name>
<arguments>
</arguments>
</buildCommand>
</buildSpec>
<natures>
<nature>org.eclipse.wst.common.project.facet.core.nature</nature>
<nature>org.eclipse.jdt.core.javanature</nature>
</natures>
</projectDescription>

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Question11-ConstructorAndStatic/.settings/org.eclipse.jdt.core.prefs Normal file
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eclipse.preferences.version=1
org.eclipse.jdt.core.compiler.codegen.targetPlatform=21
org.eclipse.jdt.core.compiler.compliance=21
org.eclipse.jdt.core.compiler.problem.assertIdentifier=error
org.eclipse.jdt.core.compiler.problem.enablePreviewFeatures=disabled
org.eclipse.jdt.core.compiler.problem.enumIdentifier=error
org.eclipse.jdt.core.compiler.problem.reportPreviewFeatures=warning
org.eclipse.jdt.core.compiler.release=enabled
org.eclipse.jdt.core.compiler.source=21

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Question11-ConstructorAndStatic/.settings/org.eclipse.wst.common.project.facet.core.xml Normal file
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<?xml version="1.0" encoding="UTF-8"?>
<faceted-project>
<installed facet="java" version="21"/>
</faceted-project>

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Question11-ConstructorAndStatic/src/main/java/Atm.java Normal file
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public class Atm {
int credit;
public Atm () {
this.credit = 100000;
}
public void withdraw( Wallet wallet , int money ) {
if ( this.credit < money ) {
System.out.println("預金残高不足です。現金の引き出しに失敗しました。");
} else {
this.credit = this.credit - money;
wallet.money = wallet.money + money;
System.out.println("ATMの残り残高は"+this.credit+"です");
}
}
}

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Question11-ConstructorAndStatic/src/main/java/Cat.java Normal file
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public class Cat {
String name;
public Cat() {
this.name = "タマ";
}
public Cat( String name ) {
this.name = name;
}
}

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Question11-ConstructorAndStatic/src/main/java/Jam.java Normal file
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public class Jam {
String material;
public Jam( String jam ) {
this.material = jam;
}
}

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Question11-ConstructorAndStatic/src/main/java/Question11_1.java Normal file
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public class Question11_1 {
public static void main(String[] args) {
// TODO 自動生成されたメソッド・スタブ
Wallet wallet = new Wallet();
wallet.money = 10000;
User user = new User();
user.name = "太郎";
user.wallet = wallet;
user.confirmWallet();
user.useMoney(1000);
user.confirmWallet();
}
}

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Question11-ConstructorAndStatic/src/main/java/Question11_2.java Normal file
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public class Question11_2 {
public static void main(String[] args) {
// TODO 自動生成されたメソッド・スタブ
Wallet wallet = new Wallet();
wallet.money = 10000;
Atm atm = new Atm();
atm.withdraw(wallet,100000);
System.out.println(wallet.money);
atm.withdraw(wallet,100000);
System.out.println(wallet.money);
}
}

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Question11-ConstructorAndStatic/src/main/java/Question11_3.java Normal file
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public class Question11_3 {
public static void main(String[] args) {
// TODO 自動生成されたメソッド・スタブ
Cat cat1 = new Cat();
System.out.println(cat1.name);
Cat cat2 = new Cat("ミケ");
System.out.println(cat2.name);
}
}

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Question11-ConstructorAndStatic/src/main/java/Question11_4.java Normal file
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public class Question11_4 {
public static void main(String[] args) {
// TODO 自動生成されたメソッド・スタブ
Student student = new Student();
student.name = "太郎";
student.group = "A";
student.teacher = "山田";
student.studentProfile();
student.groupProfile();
}
}

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Question11-ConstructorAndStatic/src/main/java/Question11_5.java Normal file
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public class Question11_5 {
public static void main(String[] args) {
// TODO 自動生成されたメソッド・スタブ
Jam jam = new Jam("ブルーベリー");
Toast toast = new Toast(jam);
toast.taste();
}
}

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Question11-ConstructorAndStatic/src/main/java/Student.java Normal file
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public class Student {
String name;
static String group;
static String teacher;
public void studentProfile() {
System.out.println(this.name+"は"+this.group+"教室の生徒です。");
}
public void groupProfile() {
System.out.println(this.group+"教室の担任は"+this.teacher+"先生です。");
}
}

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Question11-ConstructorAndStatic/src/main/java/Toast.java Normal file
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public class Toast {
Jam jam;
public Toast(Jam jam) {
this.jam = jam;
}
public void taste() {
System.out.println(jam.material+"味のトーストです。");
}
}

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Question11-ConstructorAndStatic/src/main/java/User.java Normal file
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public class User {
String name;
Wallet wallet;
public void useMoney( int money ) {
this.wallet.money = this.wallet.money - money;
System.out.println(this.name+"は財布の中のお金を"+money+"円使用しました");
}
public void confirmWallet() {
System.out.println(this.name+"の財布の中の残額は"+this.wallet.money+"円です");
}
}

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Question11-ConstructorAndStatic/src/main/java/Wallet.java Normal file
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public class Wallet {
int money;
}