編集履歴

質問編集履歴

MyQueueのクラスを追加しました。ご迷惑をおかけしております。

2021/01/07 08:22

投稿

shimajiro1917

スコア4

test CHANGED Viewed

File without changes

test CHANGED Viewed

@@ -492,7 +492,95 @@
 ```
+#MiQueueのクラス
+```Java
+package object;
+public class MyQueue {
+	private Figure[]Buff;
+	private int start;
+	private int end;
+	private int count;
+	Figure x;
+	//constructor
+	public MyQueue(int size) {
+		Buff = new Figure[size];
+		start = 0;
+		count = 0;
+	}
+	//check method
+	public boolean isEmpty() {
+		if (count==0) {
+			return true;
+		}else {
+			return false;
+		}
+	}
+	public boolean isFull() {
+		if(count > Buff.length) {
+			return true;
+		}else {
+			return false;
+		}
+	}
+	//put method
+	public void put(Figure x) {
+		end = start + count;
+		Buff[end] = x;
+		count++;
+	}
+	//get method
+	public Figure get() {
+		x = Buff[start++];
+		count--;
+		return(x);
+	}
+}
+```
 #自分で試したこと

Mystackのクラスを間違えて掲載していました。何度も修正してすみません。

2021/01/07 08:22

投稿

shimajiro1917

スコア4

test CHANGED Viewed

File without changes

test CHANGED Viewed

@@ -286,138 +286,84 @@
-public class FiguresQS {
-    public static void main(String[] args) {
-        Figure[] figures1 = new Figure[9];
-        int i = 0;
-        Rectangle r1 = new Rectangle();
-        Rectangle r2 = new Rectangle(30, 20);
-        figures1[i++] = r1;
-        figures1[i++] = r2;
-        Circle1 c1 = new Circle1();
-        Circle1 c2 = new Circle1(30);
-        figures1[i++] = c1;
-        figures1[i++] = c2;
-        Triangle t1 = new Triangle();
-        Triangle t2 = new Triangle(30, 20);
-        Triangle t3 = new Triangle(300, 200);
-        figures1[i++] = t1;
-        figures1[i++] = t2;
-        figures1[i++] = t3;
-        Square1 s1 = new Square1();
-        Square1 s2 = new Square1(20);
-        figures1[i++] = s1;
-        figures1[i++] = s2;
-        System.out.println("The contents of figures1 are as follows:");
-        for (int j=0; j<figures1.length; j++) {
-            figures1[j].identify();
-        }
-        System.out.println();
-        MyQueue queue = new MyQueue(7);
-        int k = 0;
-        try{
-            while(queue.isFull() == false) {
-                queue.put(figures1[k]);
-                 k++;
-        }
-        } catch (ArrayIndexOutOfBoundsException e) {
-     }
-        System.out.println("The contents of MyQueue are as follows:");
-        for(int j = 0;j<7; j++){
-            queue.get().identify();
-        }
-        ///Stackの実装
-        System.out.println();
-        MyStack stack = new MyStack(8);
-        try {
-            while(stack.isFull() == false) {
-              stack.push(figures1[k]);
-               k++;
-        }
-       } catch (ArrayIndexOutOfBoundsException e) {
-     }
-        ///printnできるコードの数が限られているように思える
-        System.out.println("The contents of MyStack are as follows:");
-        for(int j=0; j<8; j++) {
-    ///下コードに問題がある///配列の長さに原因があると思われる
-            stack.pop().identify();
-    }
-    }
+public class MyStack {
+	private Figure[] Buff;
+	private int sp;
+	private int count;
+	Figure x;
+	public MyStack(int size) {
+		Buff = new Figure[size];
+		sp = 0;
+		count = 0;
+	}
+	public boolean isEmpty() {
+		if(count==0) {
+			return true;
+		}else {
+			return false;
+		}
+	}
+	public boolean isFull() {
+		if(count >= Buff.length) {
+			return true;
+		}else {
+			return false;
+		}
+	}
+	public void push(Figure x) {
+		Buff[sp] = x;
+		sp++;
+		count++;
+	}
+	public Figure pop() {
+		sp--;
+		///このコードに問題がある
+		x = Buff[sp];
+		count--;
+		return(x);
+	}
 }
 ```

不足していたコードがあったのでついかしました。未熟で理解不足の目立つコードで恐縮ですがアドバイスなどいただけたら幸いです。

2021/01/07 08:00

投稿

shimajiro1917

スコア4

test CHANGED Viewed

File without changes

test CHANGED Viewed

@@ -420,6 +420,134 @@
 ```
+#Rectangleのコード
+```Java
+ package object;
+import java.util.concurrent.atomic.AtomicInteger;
+public class Rectangle extends Figure {
+	private double height = 0;
+	private double width = 0;
+///当初インスタンスに名前と番号を付けようと思ったのですがうまく行っていません
+	static final String NAME = Rectangle.class.getSimpleName();
+	static final java.util.concurrent.atomic.AtomicInteger  counter = new AtomicInteger(0);
+	Rectangle(){
+		this.width = 20;
+		this.height = 10;
+	}
+	Rectangle(double w, double h){
+		this.width = w;
+		this.height = h;
+	}
+	void setWidth(double w) {
+		this.width = w;
+	}
+	void setHeight(double h) {
+		this.height = h;
+	}
+	void setSize(double w, double h) {
+		setWidth(w);
+		setHeight(h);
+	}
+	double getWidth() {
+		return this.width;
+	}
+	double getHeight() {
+		return this.height;
+	}
+	Rectangle(int width, int height){
+		super(NAME + counter.addAndGet(1));
+		this.width = width;
+		this.height = height;
+	}
+	@Override
+	double getArea() {
+		return width * height;
+	}
+	void identify() {
+		System.out.println("I am a rectangle with area" + getArea() + ".");
+	}
+	@Override
+	protected void getName() {
+		// TODO 自動生成されたメソッド・スタブ
+	}
+}
+```
 #自分で試したこと
 配列の長さに問題があるのかと思い、