8000 Exception Handling Code · pravin1237/Java_Programming_CCVT@297e41e · GitHub
[go: up one dir, main page]
Skip to content

Commit 297e41e

Browse files
rtomarrtomar
rtomar
authored and
rtomar
committed
Exception Handling Code
1 parent 9c56fd8 commit 297e41e

File tree

12 files changed

+262
-0
lines changed

12 files changed

+262
-0
lines changed

‎CCVT_Code_Distribute/src/com/rt/exceptionexamples/Employee.java

Lines changed: 22 additions & 0 deletions
Original file line numberDiff line numberDiff line change
@@ -0,0 +1,22 @@
1+
package com.rt.exceptionexamples;
2+
3+
public class Employee {
4+
5+
6+
int id;
7+
String name;
8+
public Employee(int id, String name) {
9+
super();
10+
this.id = id;
11+
this.name = name;
12+
}
13+
14+
@Override
15+
public String toString() {
16+
// TODO Auto-generated method stub
17+
return "Employee Id"+id+" Employee Name:"+name;
18+
}
19+
20+
21+
22+
}

‎CCVT_Code_Distribute/src/com/rt/exceptionexamples/Exception10.java

Lines changed: 39 additions & 0 deletions
Original file line numberDiff line numberDiff line change
@@ -0,0 +1,39 @@
1+
package com.rt.exceptionexamples;
2+
3+
class Exception10 {
4+
// Through an exception out of the method.
5+
static void procA() {
6+
try {
7+
System.out.println("inside procA");
8+
throw new RuntimeException("demo");
9+
} finally {
10+
System.out.println("procA's finally");
11+
}
12+
}
13+
// Return from within a try block.
14+
static void procB() {
15+
try {
16+
System.out.println("inside procB");
17+
return ;
18+
} finally {
19+
System.out.println("procB's finally");
20+
}
21+
}
22+
static void procC() {
23+
try {
24+
System.out.println("inside procC");
25+
System.exit(0);
26+
} finally {
27+
System.out.println("procC's finally");
28+
}
29+
}
30+
public static void main(String args[]) {
31+
try {
32+
procA();
33+
} catch (Exception e) {
34+
System.out.println("Exception caught");
35+
}
36+
procB();
37+
procC();
38+
}
39+
}

‎CCVT_Code_Distribute/src/com/rt/exceptionexamples/Exception11.java

Lines changed: 24 additions & 0 deletions
Original file line numberDiff line numberDiff line change
@@ -0,0 +1,24 @@
1+
package com.rt.exceptionexamples;
2+
3+
class MyException extends RuntimeException {
4+
private int detail;
5+
MyException(int a) {
6+
detail = a;
7+
}
8+
public String toString() {
9+
return "MyException[" + detail + "]should be less than 10";
10+
}
11+
}
12+
class Exception11 {
13+
static void compute(int a) {
14+
System.out.println("Called compute(" + a + ")");
15+
if(a > 10)
16+
throw new MyException(a);
17+
System.out.println("Normal exit");
18+
}
19+
public static void main(String args[]) {
20+
21+
compute(1);
22+
compute(20);
23+
}
24+
}

‎CCVT_Code_Distribute/src/com/rt/exceptionexamples/Exception2.java

Lines changed: 29 additions & 0 deletions
Original file line numberDiff line numberDiff line change
@@ -0,0 +1,29 @@
1+
package com.rt.exceptionexamples;
2+
3+
class Exception2 {
4+
public static void main(String args[]) {
5+
int d, a;
6+
7+
try { // monitor a block of code.
8+
d = 1;
9+
a = 42 / d;
10+
int a1[]=new int[10];
11+
a1[11]=21;
12+
System.out.println("This will not be printed.");
13+
//throw new IllegalAccessException();
14+
} catch (ArithmeticException e) { // catch divide-by-zero error
15+
System.out.println("Division by zero.");
16+
}
17+
catch(ArrayIndexOutOfBoundsException e)
18+
{
19+
System.out.println("Array error");
20+
}
21+
22+
catch(Exception o)
23+
{
24+
System.out.println("Super Exception");
25+
}
26+
27+
System.out.println("After catch statement.");
28+
}
29+
}

‎CCVT_Code_Distribute/src/com/rt/exceptionexamples/Exception3.java

Lines changed: 20 additions & 0 deletions
Original file line numberDiff line numberDiff line change
@@ -0,0 +1,20 @@
1+
package com.rt.exceptionexamples;
2+
3+
class Exception3 {
4+
public static void main(String args[]) {
5+
try {
6+
int a = args.length;
7+
System.out.println("a = " + a);
8+
int b = 42 / a;
9+
int c[] = { 1 };
10+
c[42] = 99;
11+
} catch(ArithmeticException e) {
12+
//System.out.println("Divide by 0: " + e.toStri);
13+
e.printStackTrace();
14+
15+
} catch(ArrayIndexOutOfBoundsException e) {
16+
System.out.println("Array index oob: " + e);
17+
}
18+
System.out.println("After try/catch blocks.");
19+
}
20+
}

‎CCVT_Code_Distribute/src/com/rt/exceptionexamples/Exception4.java

Lines changed: 16 additions & 0 deletions
Original file line numberDiff line numberDiff line change
@@ -0,0 +1,16 @@
1+
package com.rt.exceptionexamples;
2+
3+
class Exception4 {
4+
public static void main(String args[]) {
5+
try {
6+
int a = 0;
7+
int b = 42 / a;
8+
} catch(ArithmeticException e) { // ERROR - unreachable
9+
System.out.println("This is never reached.");
10+
}
11+
catch(Exception e) {
12+
System.out.println("Generic Exception catch.");
13+
}
14+
15+
}
16+
}

‎CCVT_Code_Distribute/src/com/rt/exceptionexamples/Exception5.java

Lines changed: 21 additions & 0 deletions
Original file line numberDiff line numberDiff line change
@@ -0,0 +1,21 @@
1+
package com.rt.exceptionexamples;
2+
3+
class Exception5 {
4+
public static void main(String args[]) {
5+
try {
6+
int a = args.length;
7+
8+
int b = 42 / a;
9+
System.out.println("a = " + a);
10+
11+
if(a==1) a = a/(a-a);
12+
if(a==2) {
13+
int c[] = { 1 };
14+
c[42] = 99;
15+
}
16+
} catch(Exception e) {
17+
System.out.println("Array index Out-of-bounds: " + e);
18+
19+
}
20+
}
21+
}

‎CCVT_Code_Distribute/src/com/rt/exceptionexamples/Exception6.java

Lines changed: 25 additions & 0 deletions
Original file line numberDiff line numberDiff line change
@@ -0,0 +1,25 @@
1+
package com.rt.exceptionexamples;
2+
3+
class Exception6 {
4+
static void nesttry(int a) {
5+
try {
6+
if(a==1) a = a/(a-a);
7+
if(a==2) {
8+
int c[] = { 1 };
9+
c[42] = 99;
10+
}
11+
} catch(ArrayIndexOutOfBoundsException e) {
12+
System.out.println("Array index out-of-bounds: " + e);
13+
}
14+
}
15+
public static void main(String args[]) {
16+
try {
17+
int a = 2;
18+
int b = 42 / a;
19+
System.out.println("a = " + a);
20+
nesttry(a);
21+
} catch(ArithmeticException e) {
22+
System.out.println("Divide by 0: " + e);
23+
}
24+
}
25+
}

‎CCVT_Code_Distribute/src/com/rt/exceptionexamples/Exception7.java

Lines changed: 16 additions & 0 deletions
Original file line numberDiff line numberDiff line change
@@ -0,0 +1,16 @@
1+
package com.rt.exceptionexamples;
2+
3+
import java.io.IOException;
4+
5+
class Exception7 {
6+
static void demoproc() throws IOException {
7+
throw new IOException();//("demo");
8+
9+
}
10+
11+
public static void main(String args[]) throws IOException {
12+
13+
demoproc();
14+
15+
}
16+
}

‎CCVT_Code_Distribute/src/com/rt/exceptionexamples/Exception8.java

Lines changed: 17 additions & 0 deletions
Original file line numberDiff line numberDiff line change
@@ -0,0 +1,17 @@
1+
package com.rt.exceptionexamples;
2+
3+
class Exception8 {
4+
static void throwOne() throws IllegalAccessException {
5+
System.out.println("Inside throwOne.");
6+
throw new IllegalAccessException("demo");
7+
//throw new ArithmeticException();
8+
}
9+
public static void main(String args[]) {
10+
try {
11+
throwOne();
12+
} catch (IllegalAccessException e) {
13+
// TODO Auto-generated catch block
14+
System.out.println("Got it"+e.getMessage());
15+
}
16+
}
17+
}

0 commit comments

Comments
 (0)
0