Assignement12/.classpath

@@ -1,10 +0,0 @@
-<?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-14">
-		<attributes>
-			<attribute name="module" value="true"/>
-		</attributes>
-	</classpathentry>
-	<classpathentry kind="src" path="src"/>
-	<classpathentry kind="output" path="bin"/>
-</classpath>

Assignement12/.project

@@ -1,17 +0,0 @@
-<?xml version="1.0" encoding="UTF-8"?>
-<projectDescription>
-	<name>Assignement12</name>
-	<comment></comment>
-	<projects>
-	</projects>
-	<buildSpec>
-		<buildCommand>
-			<name>org.eclipse.jdt.core.javabuilder</name>
-			<arguments>
-			</arguments>
-		</buildCommand>
-	</buildSpec>
-	<natures>
-		<nature>org.eclipse.jdt.core.javanature</nature>
-	</natures>
-</projectDescription>

Assignement12/.settings/org.eclipse.jdt.core.prefs

@@ -1,14 +0,0 @@
-eclipse.preferences.version=1
-org.eclipse.jdt.core.compiler.codegen.inlineJsrBytecode=enabled
-org.eclipse.jdt.core.compiler.codegen.targetPlatform=14
-org.eclipse.jdt.core.compiler.codegen.unusedLocal=preserve
-org.eclipse.jdt.core.compiler.compliance=14
-org.eclipse.jdt.core.compiler.debug.lineNumber=generate
-org.eclipse.jdt.core.compiler.debug.localVariable=generate
-org.eclipse.jdt.core.compiler.debug.sourceFile=generate
-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=14

Assignement12/Lab12-Part-A.drawio

@@ -1 +0,0 @@
-<mxfile host="Electron" modified="2020-11-15T04:09:32.474Z" agent="5.0 (Macintosh; Intel Mac OS X 10_15_7) AppleWebKit/537.36 (KHTML, like Gecko) draw.io/13.7.9 Chrome/85.0.4183.121 Electron/10.1.3 Safari/537.36" etag="Qsv6C8H1Drkr9tHO2TkY" version="13.7.9" type="device"><diagram id="bmmjwFzcDrLNMM-SirQ1" name="Page-1">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</diagram></mxfile>

Assignement12/Lab12-Part-B.drawio

@@ -1 +0,0 @@
-<mxfile host="Electron" modified="2020-11-15T16:58:23.106Z" agent="5.0 (Macintosh; Intel Mac OS X 10_15_7) AppleWebKit/537.36 (KHTML, like Gecko) draw.io/13.7.9 Chrome/85.0.4183.121 Electron/10.1.3 Safari/537.36" etag="SDiABLDUwlX9_6uIxOXt" version="13.7.9" type="device"><diagram id="r-wSGhtTe-w-saC_SL-o" name="Page-1">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</diagram></mxfile>

Assignement12/src/A.java

@@ -1,21 +0,0 @@
-
-public class A {
-	private int dataA;
-	public static boolean debug;
-
-	public A(int a) {
-		if (A.debug) {
-			System.out.println("constructor A is being called!");
-		}
-		this.dataA = a;
-	}
-
-	public void f() {
-
-		System.out.println("method f() from class A is being called");
-	}
-
-	public int g() {
-		return this.dataA + 1;
-	}
-}

Assignement12/src/B.java

@@ -1,23 +0,0 @@
-
-public class B extends A {
-	private int dataB;
-
-	public B(int a, int b) {
-		super(a);
-		if (A.debug) {
-			System.out.println("constructor B is being called!");
-		}
-		this.dataB = b;
-	}
-
-	@Override
-	public void f() {
-
-			System.out.println("method f() from class B is being called");
-	}
-
-	@Override
-	public int g() {
-		return 2 * super.g() + dataB;
-	}
-}

Assignement12/src/BorderDataDisplay.java

@@ -1,15 +0,0 @@
-
-public class BorderDataDisplay extends DataDisplay {
-
-	public BorderDataDisplay(String name, Data subject) {
-		super(name, subject);
-	}
-
-	@Override
-	public void update() {
-		System.out.println("*".repeat(25));
-		super.update();
-		System.out.println("*".repeat(25));
-	}
-
-}

Assignement12/src/C.java

@@ -1,22 +0,0 @@
-public class C extends B {
-	private int dataC;
-
-	public C(int a, int b, int c) {
-		super(a, b);
-		if (A.debug) {
-			System.out.println("constructor C is being called!");
-		}
-		this.dataC = c;
-	}
-
-	@Override
-	public void f() {
-		super.f();
-		System.out.println("method f() from class C is being called");
-	}
-
-	@Override
-	public int g() {
-		return super.g() - 10 + dataC * 3;
-	}
-}

Assignement12/src/Data.java

@@ -1,40 +0,0 @@
-import java.util.ArrayList;
-import java.util.Arrays;
-
-public class Data {
-	
-	private ArrayList<DataDisplay> observers = new ArrayList<DataDisplay>();
-	private ArrayList<Integer> content;
-	
-	public Data() { 
-		content = new ArrayList<Integer>();
-	}
-	
-	public int[] getContent() {
-		int[] result = new int[content.size()];
-		for (int i = 0; i < result.length; i++) {
-			result[i] = content.get(i);
-		}
-		return result;
-	}
-	
-	public void addToContent(int x) {
-		content.add(x);
-		System.out.println("\nData: " + x + " is added.");
-		notifyAllObservers();
-	}
-	
-	public String toString() {
-		return Arrays.toString(content.toArray());
-	}
-	
-	public void attach(DataDisplay observer) {
-		observers.add(observer);
-	}
-	
-	public void notifyAllObservers() {
-		for (DataDisplay observer : observers) {
-			observer.update();
-		}
-	}
-}

Assignement12/src/DataDisplay.java

@@ -1,19 +0,0 @@
-
-public class DataDisplay {
-	String name;
-	private Data dataToBeDisplayed;
-	
-	public DataDisplay(String name, Data subject) {
-		dataToBeDisplayed = subject;
-		this.name = name;
-	}
-	
-	public int[] getContent() {
-		return dataToBeDisplayed.getContent();
-	}
-	
-	public void update() {
-		System.out.println(getClass() + ": " + name);
-		System.out.println("\t" + dataToBeDisplayed);
-	}
-}

Assignement12/src/HistogramDataDisplay.java

@@ -1,16 +0,0 @@
-public class HistogramDataDisplay extends DataDisplay {
-
-	public HistogramDataDisplay(String name, Data subject) {
-		super(name, subject);
-	}
-
-	@Override
-	public void update() {
-		System.out.println(getClass() + ": " + name);
-		for (int i = 0; i < super.getContent().length; i++)
-			System.out.format("%s%d\t%s", (i == 0) ? "" : "\n", super.getContent()[i],
-					"*".repeat(super.getContent()[i]));
-
-		System.out.println();
-	}
-}

Assignement12/src/MaxDataDisplay.java

@@ -1,15 +0,0 @@
-
-public class MaxDataDisplay extends DataDisplay {
-	int maxValue=0;
-	public MaxDataDisplay(String name, Data subject) {
-		super(name, subject);
-	}
-	@Override
-	public void update() {
-		System.out.println(getClass() + ": " + name);
-		for(int i : super.getContent()) this.maxValue = Math.max(this.maxValue, i);
-		System.out.println(this.maxValue);
-		
-	}
-	
-}

Assignement12/src/PartA.java

@@ -1,63 +0,0 @@
-
-public class PartA {
-	public static void main(String[] args) {
-		testConstructor();
-		A a = new A(2);
-		A b = new B(3, 4);
-		A c = new C(5, 6, 7);
-		testF(a, b, c);
-		testG(a, b, c);
-		testA();
-		testB();
-		testC();
-	}
-	private static void testF(A a, A b, A c) {
-		System.out.println("--- Test f() of A, B, C ---");
-		a.f();
-		System.out.println("------------------------------");
-		b.f();
-		System.out.println("------------------------------");
-		c.f();
-		System.out.println("------------------------------");
-	}
-	private static void testG(A a, A b, A c) {
-		System.out.println("--- Test g() of A, B, C ------");
-		System.out.println(a.getClass() + ": " + a.g());
-		System.out.println("------------------------------");
-		System.out.println(b.getClass() + ": " + b.g());
-		System.out.println("------------------------------");
-		System.out.println(c.getClass() + ": " + c.g());
-		System.out.println("------------------------------");
-	}
-	public static void testConstructor() {
-		A.debug = true;
-		A a = new A(2);
-		System.out.println("------------------------------");
-		A b = new B(3, 4);
-		System.out.println("------------------------------");
-		A c = new C(5, 6, 7);
-		System.out.println("------------------------------");
-		A.debug = false;
-	}
-	
-	public static void testA() {
-		System.out.format("new A(2).g() -> %d, [expected] -> %d\n", new A(2).g(), 3);
-		System.out.format("new A(-1).g() -> %d, [expected] -> %d\n", new A(-1).g(), 0);
-		System.out.format("new A(-10).g() -> %d, [expected] -> %d\n", new A(-10).g(), -9);
-		System.out.format("new A(0).g() -> %d, [expected] -> %d\n", new A(0).g(), 1);
-	}
-	
-	public static void testB() {
-		System.out.format("new B(0, 0).g() -> %d, [expected] -> %d\n", new B(0, 0).g(), 2);	
-		System.out.format("new B(-2, 3).g() -> %d, [expected] -> %d\n", new B(-2, 3).g(), 1);	
-		System.out.format("new B(2, -3).g() -> %d, [expected] -> %d\n", new B(2, -3).g(), 3);	
-		System.out.format("new B(4, 5).g() -> %d, [expected] -> %d\n", new B(4, 6).g(), 16);	
-	}
-	
-	public static void testC() {
-		System.out.format("new C(0, 0, 0).g() -> %d, [expected] -> %d\n", new C(0, 0, 0).g(), -8);	
-		System.out.format("new C(2, 4, 3).g() -> %d, [expected] -> %d\n", new C(2, 4, 3).g(), 9);	
-		System.out.format("new C(-1, -3, -5).g() -> %d, [expected] -> %d\n", new C(-1, -3, 5).g(), 2);	
-		System.out.format("new C(5, 2, 10).g() -> %d, [expected] -> %d\n", new C(5, 2, 10).g(), 34);			
-	}
-}

Assignement12/src/PartB.java

@@ -1,26 +0,0 @@
-import java.util.Scanner;
-
-public class PartB {
-	public static void main(String[] args) {
-		Data d = new Data();
-		DataDisplay display = new DataDisplay("General Display", d);
-		DataDisplay maxDisplay = new MaxDataDisplay("MAX-Display", d);
-		DataDisplay histogram = new HistogramDataDisplay("Histogram", d);
-		DataDisplay border = new BorderDataDisplay("Display-with-border", d);
-		d.attach(display);
-		d.attach(maxDisplay);
-		d.attach(histogram);
-		d.attach(border);
-		
-		Scanner kbd = new Scanner(System.in);
-		while (true) {
-			System.out.println("------------------------------");
-			System.out.print("Enter an integer >= 0: ");
-			int x = kbd.nextInt();
-			if (x < 0) 
-				break;
-			d.addToContent(x);
-		}
-		System.out.println("--- FINISH ---");
-	}
-}

Assignment10/src/RecursiveExercise.java

@@ -13,17 +13,29 @@ public class RecursiveExercise {
 		int head = MyArrayUtil.head(ht);
 		return MyArrayUtil.addAsFirst(head, l);
 	}
-
 	public static int[] reverse(int[] ht) throws Exception {
 		// fill your code here
-		if (ht == null)
+		if(ht == null) return null;
-			return null;
 		if (ht.length == 1)
 			return ht.clone();
-		return append(reverse(MyArrayUtil.tail(ht)),new int[] {MyArrayUtil.head(ht)});
+		int temp = ht[0];
+		ht[0] = ht[ht.length - 1];
+		ht[ht.length - 1] = temp;
+		return recursiveInnerSandwich(reverse(MyArrayUtil.tail(removeLast(ht, new int[ht.length-1], 0))),ht.clone());
+	}
+	//This method make an array sandwich excluding the bread (index 0 and index last)
+	public static int[] recursiveInnerSandwich(int[] src,int[] dest) throws Exception{
+		if (src==null)return dest;
+		dest[dest.length-src.length-1] = src[0];
+		recursiveInnerSandwich(MyArrayUtil.tail(src),dest);
+		return dest;
+	}
+	//Remove the last element
+	public static int[] removeLast(int[] ia1,int[] ia2,int i) {
+		ia2[i]=ia1[i];
+		if (i==ia2.length-1)return ia2;
+		return removeLast(ia1,ia2,i+1);
 	}
-
-
 	public static boolean isIn(int x, int[] a) throws Exception {
 		// fill your code here
 		if (a[0] == x)
@@ -46,15 +58,12 @@ public class RecursiveExercise {
 
 	public static int[] shift(int[] ht, int n) throws Exception {
 		// fill your code here
-		if (ht == null)
+		if(ht==null)return null;
-			return null;
+		if(n==0)return ht;
-		if (n == 0)
-			return ht;
 		int temp = ht[0];
 		ht = reverse(MyArrayUtil.addAsFirst(temp, reverse(MyArrayUtil.tail(ht))));
 		return shift(ht,n-1);
 	}
-
 	public static void main(String[] args) throws Exception {
 		// test append, when appending empty array with {1,2,3}
 		int[] a = null;

Assignment10/src/RecursiveExerciseSandwich.java

@@ -1,162 +0,0 @@
-import java.util.Arrays;
-
-public class RecursiveExerciseSandwich {
-
-	// return an array that has all data of ht and n,
-	// just like concatenating ht and n.
-	public static int[] append(int[] ht, int[] n) throws Exception {
-		if (ht == null)
-			return n;
-		if (n == null)
-			return ht;
-		int[] l = append(MyArrayUtil.tail(ht), n);
-		int head = MyArrayUtil.head(ht);
-		return MyArrayUtil.addAsFirst(head, l);
-	}
-	public static int[] reverse(int[] ht) throws Exception {
-		// fill your code here
-		if(ht == null) return null;
-		if (ht.length == 1)
-			return ht.clone();
-		int temp = ht[0];
-		ht[0] = ht[ht.length - 1];
-		ht[ht.length - 1] = temp;
-		return recursiveInnerSandwich(reverse(MyArrayUtil.tail(removeLast(ht, new int[ht.length-1], 0))),ht.clone());
-	}
-	//This method make an array sandwich excluding the bread (index 0 and index last)
-	public static int[] recursiveInnerSandwich(int[] src,int[] dest) throws Exception{
-		if (src==null)return dest;
-		dest[dest.length-src.length-1] = src[0];
-		recursiveInnerSandwich(MyArrayUtil.tail(src),dest);
-		return dest;
-	}
-	//Remove the last element
-	public static int[] removeLast(int[] ia1,int[] ia2,int i) {
-		ia2[i]=ia1[i];
-		if (i==ia2.length-1)return ia2;
-		return removeLast(ia1,ia2,i+1);
-	}
-	public static boolean isIn(int x, int[] a) throws Exception {
-		// fill your code here
-		if (a[0] == x)
-			return true;
-		if (a.length == 1)
-			return false;
-		return isIn(x, MyArrayUtil.tail(a.clone()));
-	}
-
-	public static boolean subArray(int[] a1, int[] a2) throws Exception {
-		// fill your code here
-		if (a1 == null)
-			return true;
-		if (isIn(a1[0], a2))
-			return subArray(MyArrayUtil.tail(a1.clone()), a2);
-		if (a1.length == 1)
-			return true;
-		return false;
-	}
-
-	public static int[] shift(int[] ht, int n) throws Exception {
-		// fill your code here
-		if(ht==null)return null;
-		if(n==0)return ht;
-		int temp = ht[0];
-		ht = reverse(MyArrayUtil.addAsFirst(temp, reverse(MyArrayUtil.tail(ht))));
-		return shift(ht,n-1);
-	}
-	public static void main(String[] args) throws Exception {
-		// test append, when appending empty array with {1,2,3}
-		int[] a = null;
-		int[] b = { 1, 2, 3 };
-		int[] ans1 = append(a, b);
-		System.out.println("Append - Expected: 1, 2, 3.");
-		System.out.print("Get: ");
-		MyArrayUtil.print(ans1);
-		System.out.println("");
-
-		// test append, when appending 2 non-empty arrays.
-		int[] c = { 1, 2, 3 };
-		int[] d = { 4, 5, 6 };
-		ans1 = append(c, d);
-		System.out.println("Append - Expected: 1, 2, 3, 4, 5, 6.");
-		System.out.print("Get: ");
-		MyArrayUtil.print(ans1);
-		System.out.println("");
-
-		// test reverse
-		int[] e = { 1, 2, 3, 4, 5 };
-		ans1 = reverse(e);
-		System.out.println("Reverse - Expected: 5, 4, 3, 2, 1.");
-		System.out.print("Get: ");
-		MyArrayUtil.print(ans1);
-		System.out.println("");
-
-		// test isIn
-		boolean b1 = isIn(3, e);
-		System.out.println("isIn - Expected: true.");
-		System.out.println("Get: " + b1 + ".");
-
-		boolean b2 = isIn(7, e);
-		System.out.println("isIn - Expected: false.");
-		System.out.println("Get: " + b2 + ".");
-
-		// test subArray
-		int[] f = { 1, 3, 5 };
-		int[] g = { 1, 2, 3, 4, 5 };
-		int[] h = { 1, 2, 3, 4, 5 };
-		int[] i = null;
-		int[] j = { 1, 4, 5 };
-
-		b1 = subArray(f, g);
-		System.out.println("subArray - Expected: true.");
-		System.out.println("Get: " + b1 + ".");
-
-		b1 = subArray(g, h);
-		System.out.println("subArray - Expected: true.");
-		System.out.println("Get: " + b1 + ".");
-
-		b1 = subArray(i, h);
-		System.out.println("subArray - Expected: true.");
-		System.out.println("Get: " + b1 + ".");
-
-		b1 = subArray(f, j);
-		System.out.println("subArray - Expected: false.");
-		System.out.println("Get: " + b1 + ".");
-
-		b1 = subArray(h, j);
-		System.out.println("subArray - Expected: false.");
-		System.out.println("Get: " + b1 + ".");
-
-		// test shift
-		int[] k = shift(g, 3);
-		System.out.println("shift - Expected: 4, 5, 1, 2, 3.");
-		System.out.print("Get: ");
-		MyArrayUtil.print(k);
-		System.out.println("");
-
-		k = shift(g, 2);
-		System.out.println("shift - Expected: 3, 4, 5, 1, 2.");
-		System.out.print("Get: ");
-		MyArrayUtil.print(k);
-		System.out.println("");
-
-		k = shift(g, 8);
-		System.out.println("shift - Expected: 4, 5, 1, 2, 3.");
-		System.out.print("Get: ");
-		MyArrayUtil.print(k);
-		System.out.println("");
-
-		k = shift(g, 0);
-		System.out.println("shift - Expected: 1, 2, 3, 4, 5.");
-		System.out.print("Get: ");
-		MyArrayUtil.print(k);
-		System.out.println("");
-
-		k = shift(null, 5);
-		System.out.println("shift - Expected: Array empty");
-		System.out.print("Get: ");
-		MyArrayUtil.print(k);
-		System.out.println("");
-	}
-
-}

Assignment11/.classpath

@@ -1,11 +0,0 @@
-<?xml version="1.0" encoding="UTF-8"?>
-<classpath>
-	<classpathentry kind="src" path="src"/>
-	<classpathentry kind="con" path="org.eclipse.jdt.launching.JRE_CONTAINER/org.eclipse.jdt.internal.debug.ui.launcher.StandardVMType/JavaSE-14">
-		<attributes>
-			<attribute name="module" value="true"/>
-		</attributes>
-	</classpathentry>
-	<classpathentry kind="lib" path="class"/>
-	<classpathentry kind="output" path="bin"/>
-</classpath>

Assignment11/.project

@@ -1,17 +0,0 @@
-<?xml version="1.0" encoding="UTF-8"?>
-<projectDescription>
-	<name>Assignment11</name>
-	<comment></comment>
-	<projects>
-	</projects>
-	<buildSpec>
-		<buildCommand>
-			<name>org.eclipse.jdt.core.javabuilder</name>
-			<arguments>
-			</arguments>
-		</buildCommand>
-	</buildSpec>
-	<natures>
-		<nature>org.eclipse.jdt.core.javanature</nature>
-	</natures>
-</projectDescription>

Assignment11/.settings/org.eclipse.jdt.core.prefs

@@ -1,14 +0,0 @@
-eclipse.preferences.version=1
-org.eclipse.jdt.core.compiler.codegen.inlineJsrBytecode=enabled
-org.eclipse.jdt.core.compiler.codegen.targetPlatform=14
-org.eclipse.jdt.core.compiler.codegen.unusedLocal=preserve
-org.eclipse.jdt.core.compiler.compliance=14
-org.eclipse.jdt.core.compiler.debug.lineNumber=generate
-org.eclipse.jdt.core.compiler.debug.localVariable=generate
-org.eclipse.jdt.core.compiler.debug.sourceFile=generate
-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=14

Assignment11/src/Witch.java

@@ -1,189 +0,0 @@
-public class Witch {
-
-	// Static Fields
-	private static int totalWitches = 0;
-
-	// Non-Static Fields
-	private String name;
-	private String school;
-	private int magicPower;
-
-	// Static Constants
-	static final int MAX_LEVEL = 100;
-	static final int MIN_LEVEL = 0;
-
-	// Constructors
-	/**
-	 * This is the default constructor
-	 * 
-	 * @category constructor
-	 * @param None This constructor takes no parameter
-	 */
-	public Witch() {
-		this.name = "no one";
-		this.school = "unknown school";
-		this.magicPower = 10;
-		Witch.totalWitches++;
-	}
-
-	/**
-	 * Initialize this witch object with data from parameter
-	 * 
-	 * @category constructor
-	 * @param name       The name of the witch
-	 * @param school     The school that the witch belong to
-	 * @param magicPower The magicPower of the witch
-	 */
-	public Witch(String name, String school, int magicPower) {
-		this.name = name;
-		this.school = school;
-		this.magicPower = magicPower;
-		Witch.totalWitches++;
-	}
-
-	/**
-	 * Initialize this witch object with data from w
-	 * 
-	 * @category constructor
-	 * @param w Witch to clone from
-	 */
-	public Witch(Witch w) {
-		this.magicPower = w.getMagicPower();
-		this.name = w.getName();
-		this.school = w.getSchool();
-		Witch.totalWitches++;
-	}
-
-	// Getters
-	/**
-	 * Get the number of witch created
-	 * 
-	 * @category getter
-	 * @return totalWitches The total number of witch created
-	 */
-	public static int getTotalWitches() {
-		return Witch.totalWitches;
-	}
-
-	/**
-	 * Get the name of the witch
-	 * 
-	 * @category getter
-	 * @return name name of the witch
-	 */
-	public String getName() {
-		return this.name;
-	}
-
-	/**
-	 * Get the magic power of the witch
-	 * 
-	 * @category getter
-	 * @return magicPower The magic power of the witch
-	 */
-	public int getMagicPower() {
-		return this.magicPower;
-	}
-
-	/**
-	 * Get the school of the witch
-	 * 
-	 * @category getter
-	 * @return school The school of the witch
-	 */
-	public String getSchool() {
-		return this.school;
-	}
-
-	// Setters
-	/**
-	 * Set the totalWitches field
-	 * 
-	 * @category setter
-	 * @param totalWitches The value of totalWitches to set
-	 */
-	public static void setTotalWitches(int totalWitches) {
-		Witch.totalWitches = totalWitches;
-	}
-
-	/**
-	 * Set the name of the witch
-	 * 
-	 * @category setter
-	 * @param name The name of the witch to set
-	 */
-	public void setName(String name) {
-		this.name = name;
-	}
-
-	/**
-	 * Set the magic power of the witch
-	 * 
-	 * @category setter
-	 * @param magicPower the magic power to set (0<=magicPower<=100), numbers out of
-	 *                   range will be rounded up/down to MAX_LEVEL and MIN_LEVEL
-	 */
-	public void setMagicPower(int magicPower) {
-		if (magicPower < MIN_LEVEL)
-			magicPower = MIN_LEVEL;
-		if (magicPower > MAX_LEVEL)
-			magicPower = MAX_LEVEL;
-		this.magicPower = magicPower;
-	}
-
-	/**
-	 * Set the school of the witch
-	 * 
-	 * @category setter
-	 * @param school The school that the witch belong to.
-	 */
-	public void setSchool(String school) {
-		this.school = school;
-	}
-
-	// Utilities
-	/**
-	 * Return the object as a formatted string
-	 * 
-	 * @category utility
-	 * @Override java.lang.Object.toString()
-	 * @return WitchString The formatted string containing all field of Object Witch
-	 */
-	@Override
-	public String toString() {
-		return String.format("Witchname: %s, School: %s, Magic Power: %s", this.name, this.school, this.magicPower);
-	}
-
-	/**
-	 * Compare the power level of this witch to witch w
-	 * 
-	 * @category utility
-	 * @param w The second witch object
-	 * @return intPowerCompare 1 if this>w, 2 if this==w, 3 if this<w
-	 */
-	public int compareTo(Witch w) {
-		if (this.magicPower > w.magicPower)
-			return 1;
-		else if (this.magicPower == w.magicPower)
-			return 0;
-		else if (this.magicPower < w.magicPower)
-			return -1;
-		return 9999; // This statement should not be called
-	}
-
-	/**
-	 * Increase the witch's magicPower
-	 * 
-	 * @category utility
-	 * @param increase a positive integer to increase the level of the witch by
-	 *                 (this.magicPower+increase must be less than MAX_LEVEL)
-	 */
-	public void levelUp(int increase) {
-		if (increase < 0)
-			return;
-		if (this.magicPower + increase > MAX_LEVEL)
-			this.magicPower = MAX_LEVEL;
-		else
-			this.magicPower += increase;
-	}
-}

Assignment11/src/WitchGame.java

@@ -1,49 +0,0 @@
-
-public class WitchGame {
-	static final String LINE_BREAK = "====================";
-
-	public static void main(String[] args) {
-		//Object Creation and Initialization
-		Witch witch1 = new Witch();
-		Witch witch2 = new Witch("Akko", "Luna Nova", 25);
-
-		//toString() method test
-		System.out.format("%s%n%s%n%s%n", LINE_BREAK, "Printing 2 witches", LINE_BREAK);
-		System.out.format("%s%n%s%n", witch1.toString(), witch2.toString());
-
-		//Getters and Setters test
-		witch1.setName("Hermione Granger");
-		witch1.setSchool("Hogwarts");
-		witch1.setMagicPower(85);
-		//compareTo(Witch w) test
-		System.out.format("%s%n%s%n%s%n", LINE_BREAK, "Printing the comparison", LINE_BREAK);
-		System.out.format("%s%n", parseCompareTo(witch1,witch2));
-		
-		//Copy Constructor test
-		Witch witch3 = new Witch(witch1);
-		witch3.levelUp(80);
-		System.out.format("%s%n", parseCompareTo(witch2,witch3));
-		
-		//Print all witch
-		System.out.format("%s%n%s%n%s%n", LINE_BREAK, "Now, printing all witches.", LINE_BREAK);
-		System.out.format("%s%n%s%n%s%n",witch1.toString(),witch2.toString(),witch3.toString());
-		
-		//Print Total witches
-		System.out.format("%s%n%s%n%s%n", LINE_BREAK, "Now, printing total number of witches", LINE_BREAK);
-		System.out.println(Witch.getTotalWitches());
-		
-	}
-	
-	static String parseCompareTo(Witch witch1,Witch witch2) {
-		return switch (witch1.compareTo(witch2)) {
-		case 1:
-			yield witch1.toString()+" has higher magic power.";
-		case 0:
-			yield "2 witch have equal magic power.";
-		case -1:
-			yield witch2.toString()+" has higher magic power.";
-		default:
-			yield "";
-		};
-	}
-}

screwdriver-3.5.6/target/classes/META-INF/MANIFEST.MF

@@ -1,6 +1,6 @@
 Manifest-Version: 1.0
 Built-By: siwat
-Build-Jdk: 15
+Build-Jdk: 14.0.2
 Class-Path: log4j-1.2.17.jar jsp-api-2.2.jar
 Main-Class: it.ramecera.screwdriver.Hammer
 Created-By: Maven Integration for Eclipse

screwdriver-3.5.6/target/classes/META-INF/maven/it.ramecera.ict/screwdriver/pom.properties

@@ -1,5 +1,5 @@
 #Generated by Maven Integration for Eclipse
-#Wed Nov 18 13:58:23 ICT 2020
+#Thu Oct 29 16:39:34 ICT 2020
 m2e.projectLocation=C\:\\Users\\siwat\\GitHub\\ise-comprog-after-midterm\\screwdriver-3.5.6
 m2e.projectName=screwdriver-3.5.6
 groupId=it.ramecera.ict

waxds-copper/target/classes/META-INF/maven/it.ramecera.ict/waxds-copper/pom.properties

@@ -1,5 +1,5 @@
 #Generated by Maven Integration for Eclipse
-#Wed Nov 18 13:58:25 ICT 2020
+#Tue Nov 03 01:02:01 ICT 2020
 m2e.projectLocation=C\:\\Users\\siwat\\GitHub\\ise-comprog-after-midterm\\waxds-copper
 m2e.projectName=waxds-copper
 groupId=it.ramecera.ict