aploskov

package com.example;

interface Hello {
    void hello();
}

class A implements Hello {
    static {
        System.out.println("Static init A");
    }

aploskov

package com.example;

import java.util.Date;

public class Main {
    public static void main(String[] args) {
        final Date source = new Date();
        final Date prev = new Date(source.getTime() - 1000);
        final Date same = new Date(source.getTime());
        final Date next = new Date(source.getTime() + 1000);

aploskov

package com.example;

import java.io.Serializable;
import java.util.List;

interface HasId<Id extends Serializable, Entity extends HasId<Id, Entity>> {
    Id getId();

    Entity setId(final Id id);
}

aploskov

package com.example;

import java.io.Serializable;
import java.util.List;

interface HasId<Id extends Serializable, Entity extends HasId<Id, Entity>> {
    Id getId();

    Entity setId(final Id id);
}

aploskov

/**
 * Sort enum example problem for JetBrains support (try to "Sort content" inside the enum).
 */
public class Main {
    public static void main(String[] args) {
        for (final Mode mode : Mode.values()) {
            System.out.printf("%-16s { new: %5b, edit: %5b, confirm: %5b, yet another: %5b }\n",
                    mode.name(),
                    mode.isNew(),
                    mode.isEdit(),

aploskov

public class Main {
    public static void main(String[] args) {
        for (final Mode mode : Mode.values()) {
            System.out.printf("%-16s { new: %5b, edit: %5b, confirm: %5b, yet another: %5b }\n",
                    mode.name(),
                    mode.isNew(),
                    mode.isEdit(),
                    mode.isConfirm(),
                    mode.isYetAnother());
        }