anonymous-class Questions
10
Solved
Since Java8 has been recently released and its brand new lambda expressions looks to be really cool, I was wondering if this means the demise of the Anonymous classes that we were so used to.
I've...
Stefan asked 25/3, 2014 at 14:41
19
Solved
What is the use of anonymous classes in Java? Can we say that usage of anonymous class is one of the advantages of Java?
Jugum asked 10/12, 2008 at 5:42
9
Solved
Is there any way other than using reflection to access the members of a anonymous inner class?
Orleans asked 26/11, 2008 at 4:47
16
Solved
a can only be final here. Why? How can I reassign a in onClick() method without keeping it as private member?
private void f(Button b, final int a){
b.addClickHandler(new ClickHandler() {
@Ove...
Farreaching asked 19/1, 2011 at 6:58
2
Solved
Anonymous class definition is
An anonymous class is a synthetic subclass generated by the Scala
compiler from a new expression in which the class or trait name is
followed by curly braces. The cur...
Numbers asked 17/1, 2023 at 16:49
12
Solved
In Java you can define a new class inline using anonymous inner classes. This is useful when you need to rewrite only a single method of the class.
Suppose that you want create a subclass of Optio...
Lifelike asked 10/12, 2008 at 23:26
16
I have a class, let's call it LineGraph, that renders a line graph. I need to subclass it, but the derived class is only used in one place and is coupled to the class that uses it. So I am using an...
Bacteriostat asked 3/4, 2009 at 16:6
5
Solved
If I have a dynamic object, or anonymous object for that matter, whose structure exactly matches that of a strongly typed object, is there a .NET method to build a typed object from the dynamic obj...
Pejsach asked 14/6, 2013 at 4:38
12
Solved
Is it possible to pass parameters, or access external parameters to an anonymous class? For example:
int myVariable = 1;
myButton.addActionListener(new ActionListener() {
public void actionPerfo...
Balthazar asked 24/2, 2011 at 16:4
1
anyone of you know how to get effect like in these code
public function create(SomeInterface $obj)
{
$class = get_class($obj);
return new class extends $class {
//some magic here
}
}
Obvi...
Catholic asked 22/3, 2017 at 18:40
7
Solved
Is there an equivalent syntax or technique for Anonymous class in Swift?
Just for clarification Anonymous class in Java example here - http://docs.oracle.com/javase/tutorial/java/javaOO/anonymouscl...
Allophone asked 25/6, 2014 at 11:58
3
Solved
Is there a way to override method in Scala 3 enum just like in Java?
public enum Test {
ONE {
@Override
public int calc() {
return 1;
}
},
TWO {
@Override
public int calc() {
return 2;
...
Ician asked 24/4, 2021 at 19:48
9
Solved
I have the following code snippet:
public class A {
public static void main(String[] arg) {
new Thread() {
public void run() {
System.out.println("blah");
}
};
}
}
Here, how do I call the...
Peanuts asked 8/3, 2012 at 21:21
3
Solved
This self-answered question was inspired by Variable 'snackbar' might not have been initialized. I felt that there was more detail which would be better added separate from that specific qu...
Burdine asked 4/2, 2016 at 15:23
5
Solved
How do I check if the next element in the list is null ?
while(it.hasNext()){
System.out.println(it.next()+"\n");
}
this is how I tried, but when the last element is null it prints it as null...
Ardys asked 17/6, 2016 at 9:32
15
Solved
I know anonymous classes save typing when it comes to implementing Listener and similar stuff. They try to be a replacement for some usages of closures.
But what does the community think abo...
Slippery asked 28/1, 2009 at 10:17
6
Solved
I made a small research on web and reviewed related topics on this site, but the answers were contradictory: some people said it is not possible, others said it is possible, but dangerous.
The goa...
Stimson asked 17/10, 2014 at 10:6
1
Solved
If I have a method that takes a single-method interface as an argument, I can call it like this:
foo(new Bar() {
@Override
public String baz(String qux) {
return modify(qux) + transmogrify(qux);...
Athene asked 29/9, 2020 at 16:22
9
Solved
Is there any way to access caller-scoped variables from an anonymous inner class in Java?
Here's the sample code to understand what I need:
public Long getNumber(final String type, final String r...
Lovesome asked 12/5, 2011 at 12:8
6
interface TestA {
String toString();
}
public class Test {
public static void main(String[] args) {
System.out.println(new TestA() {
public String toString() {
return "test";
}
})...
Accused asked 22/10, 2010 at 19:1
5
Solved
Where can i use and should i use anonymous classes that are presented in PHP 7 ? I can't find a use case for them.
$message = (new class() implements Message {
public function getText() { return "...
Whereas asked 15/7, 2015 at 14:39
1
Solved
I try change and get local variable with lambda. I know I should use effectively final for local variables in lambda. When I use AtomicReference local variable changing failed:
public class Lamb ...
Pigpen asked 26/2, 2020 at 6:46
2
I am seeing class CacheConfig.new CacheLoader() {...} in my jacoco report. Is there a way to exclude it?
Excisable asked 1/7, 2016 at 16:2
3
Solved
I encountered a weird problem using Optionals and anonymous classes:
public class Foo {
interface Bar {
}
void doesNotCompile() {
Optional.of(new Bar() {
}).orElse(new Bar() {
});
}
void...
Gwenngwenneth asked 3/12, 2019 at 13:53
6
Solved
How can an anonymous class implement two (or more) interfaces? Alternatively, how can it both extend a class and implement an interface?
For example, I want to create an object of anonymous class t...
Tobitobiah asked 1/5, 2011 at 13:3
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