Oct 5, 2014 · In Java 8 and above you can create a List of Functional Interfaces to store the methods, as the following example shows:

Mar 10, 2011 · 42 To know about all methods use this statement in console: javap -cp jar-file.jar packagename.classname or javap class-file.class packagename.classname or for example: javap …

Oct 5, 2017 · @Sandy Chapman: List.of does return some ImmutableList type, its actual name is just a non-public implementation detail. If it was public and someone cast it to List again, where was the …

Feb 9, 2017 · I am trying to print all the public methods of classes of a package in a jar file, as of now I only have been able to print class names using: jar -tf my.jar But now I want to print all the method...

Apr 27, 2013 · I have a List of Double objects in Java. I want to sort the ArrayList in descending order. Input ArrayList:

7 When extending a Java class, it can be very useful to have quick access to the implementation of all available methods, regardless of whether they are explicitly implemented in said class or inherited …

Jun 18, 2020 · I need to add elements to an ArrayList queue whatever, but when I call the function to add an element, I want it to add the element at the beginning of the array (so it has the lowest index) …

Feb 17, 2010 · However, in the Java library, the List interface is common to both the ArrayList and the LinkedList class. In particular, it has get and set methods for random access, even though these …

Apr 25, 2016 · I'm working on a java project where i need to use lists of different types that I create (Student ,school ... for example). The problem is that I need to use some list methods with this …

Nov 15, 2012 · List is an Interface, you cannot instantiate an Interface, because interface is a convention, what methods should have your classes. In order to instantiate, you need some …