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class AEx extends RuntimeException { AEx(String s) { super(s); } }

class BEx extends AEx { BEx(String s) { super(s); } }

class K {

static { if (true) throw new AEx("AEx z K.static"); }

}

class A {

A(double d) {throw new AEx("AEx z A.A(double)");}
A() { }
A(int i) {throw new BEx("BEx z A.A(int)"); }
void f(int i) {

if (i%2 == 0) throw new BEx("BEx z A.f");
throw new AEx("AEx z A.f");

}
void g() {

try {

try { f(0); }
catch (AEx ae) {ae.printStackTrace();}

}
catch (BEx be) {be.printStackTrace();}
f(1);

}
void h() { g(); }

}
public class tmp {

public static void main(String argd[]) {

try { System.out.println(K.class);

}

catch (Throwable e) {e.printStackTrace(); }
try { new K(); }
catch (Throwable e) {e.printStackTrace(); }
A a;
try {

a = new A(1.5);

System.out.println("A stworzony przez A(double)");

}
catch (AEx ae) {

ae.printStackTrace();
try {

a=new A(1);

System.out.println("A stworzony przez A(int)");

}
catch (AEx ae2) {

ae2.printStackTrace();
a=new A();

System.out.println("A stworzony przez A()");

}

}
a.h();

}

}

W

yjście

java.lang.ExceptionInInitializerError: AEx: AEx z K.static

at K.<clinit>(tmp.java:6)
at java.lang.Class.forName0(Native Method)

at java.lang.Class.forName(Class.java:115)
at tmp.class$(tmp.java:27)

at tmp.main(tmp.java:29)
java.lang.NoClassDefFoundError

at tmp.main(tmp.java:31)
AEx: AEx z A.A(double)

at A.<init>(tmp.java:10)
at tmp.main(tmp.java:35)

BEx: BEx z A.A(int)
at A.<init>(tmp.java:12)

at tmp.main(tmp.java:41)
A stworzony przez A()

BEx: BEx z A.f
at A.f(tmp.java:14)

at A.g(tmp.java:19)
at A.h(tmp.java:25)

at tmp.main(tmp.java:50)
Exception in thread "main" AEx: AEx z A.f

at A.f(tmp.java:15)
at A.g(tmp.java:23)

at A.h(tmp.java:25)
at tmp.main(tmp.java:50)

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