why wont it compile

[bje98f]

import com.topcmm.core.util.*;
import com.topcmm.jchat.metadata.DefaultXML;
import java.util.concurrent.ConcurrentHashMap;
import org.apache.log4j.Logger;

public class R extends cj
{

public R(aQ aq)
{
super(aq);
a_java_util_concurrent_ConcurrentHashMap_fld = new ConcurrentHashMap();
b = new ConcurrentHashMap();
c = new ConcurrentHashMap();
d = new ConcurrentHashMap();
}

protected final void a()
{
}

public final fb a(String s1)
{
fb fb1 = a().b(s1);
fb fb2 = fb1;
R r = this;
boolean flag = false;
if(r.a(DefaultXML.f(), fb2, false))
flag = true;
if(flag)
a(s1, fb1);
return fb1;
}

public final boolean a(String s1, fb fb1)
{
return a().b(s1, fb1.a());
}

public final fb a(int i, String s1, boolean flag)
{
Object obj = null;
if(s1.equals("*"))
s1 = "en";
R r;
if(flag)
if(i == 1)
obj = (fb)(r = this).b.get(s1);
else
if(i == 2)
obj = (fb)(r = this).c.get(s1);
else
if(i == 3)
obj = (fb)(r = this).d.get(s1);
else
obj = (fb)(r = this).a_java_util_concurrent_ConcurrentHashMap_fld .get(s1);
if(obj == null)
try
{
if((obj = a(s1)) != null && (obj = b(((fb) (obj)))) != null)
{
if((flag = ((fb) (obj)).a(a("MAIN")).a()) != null)
{
flag.a(a("LANG"));
R r1;
(r1 = this).a_java_util_concurrent_ConcurrentHashMap_fld .put(s1, flag);
}
fb fb1;
if((fb1 = ((fb) (obj)).a(a("ADMIN")).a()) != null)
{
fb1.a(a("LANG"));
R r2;
(r2 = this).b.put(s1, fb1);
}
fb fb2;
if((fb2 = ((fb) (obj)).a(a("VISUAL-AVATAR-CHAT")).a()) != null)
{
fb2.a(a("LANG"));
R r3;
(r3 = this).c.put(s1, fb2);
}
if((obj = ((fb) (obj)).a(a("CHAT-ROOM-REMOTE-CONTROLLER-MSN-EDITION")).a()) != null)
{
((fb) (obj)).a(a("LANG"));
R r4;
(r4 = this).d.put(s1, obj);
}
if(i == 1)
obj = fb1;
else
if(i == 2)
obj = fb2;
else
if(i == 3)
obj = obj;
else
obj = flag;
}
}
// Misplaced declaration of an exception variable
catch(boolean flag)
{
obj = null;
f.a().a(new s(new n(a_org_apache_log4j_Logger_static_fld), (new StringBuilder("load language_")).append(s1).append("configuration error: ").append(flag).toString(), 2));
}
return ((fb) (obj));
}

public final ConcurrentHashMap a()
{
return a_java_util_concurrent_ConcurrentHashMap_fld;
}

private static final Logger a_org_apache_log4j_Logger_static_fld = Logger.getLogger(R);
private ConcurrentHashMap a_java_util_concurrent_ConcurrentHashMap_fld;
private ConcurrentHashMap b;
private ConcurrentHashMap c;
private ConcurrentHashMap d;

}

[OrangeDog]

You can only catch Throwable objects (typically subclasses of Exception), and only when they are throw from a try block.

Lesson: Exceptions (The Java™ Tutorials > Essential Classes)