Add more examples to Checked and Unchecked Exception tests

Yalun Qin · Yalun Qin · commit a12da0bd4fc1 · 2017-05-19T20:14:40.000-07:00
diff --git a/CheckedExceptionTest.java b/CheckedExceptionTest.java
@@ -23,7 +23,16 @@ private static byte[] toByteArray(Animal animal) {
 	// If this function throws checked exceptions, they must be caught by the caller
 	// of this function, or explicitly thrown out again.
 	private static byte[] toByteArray2(Animal animal) throws InvalidClassException, 
-	NotSerializableException, IOException  {
+	NotSerializableException, IOException {
+
+		//Set checkOtherExceptions to true to see if this method can throw exceptions other than
+		//those declared in the signature -- the answer is YES! 
+		//RuntimeException inherits directly from Exception, and so does IOException, which is the
+		//superclass of InvalidClassException and NotSerializableException
+		boolean checkOtherExceptions = false;
+		if (checkOtherExceptions) {
+			throw new RuntimeException("RuntimeException in toByteArray2, not in the function signature");
+		}
 		byte[] animalBytes = null;
 
 		ByteArrayOutputStream bos = new ByteArrayOutputStream();
diff --git a/UncheckedExceptionTest.java b/UncheckedExceptionTest.java
@@ -28,6 +28,20 @@ private static Person invokeGetAnimalOwner(Animal animal) {
 		
 	}
 
+	private static String testAfterFinally() {
+		String str = "";
+		try {
+			throw new RuntimeException("Throwed an exception inside try!");
+		} finally {
+			System.out.println("Statements inside finally");
+			str = "Finally";
+		}
+		/* This part won't be reached! It's a compilation error if you uncomment it.
+		System.out.println("Statements after finally!");
+		return str;
+		*/
+	}
+
 	public static void main(String[] args) {
 		Animal animal = null;
 		try {
@@ -37,6 +51,7 @@ public static void main(String[] args) {
 			System.out.println("This statement should only be executed when " + 
 				"invokeGetAnimalOwner doesn't caught the execption");
 		}
-		
+		String testStr = testAfterFinally();
+		System.out.println("testStr = " + testStr);
 	}
 }
