remark: idea 2021 can normal show source code: packagec.ex.aa;importorg.jetbrains.annotations.NotNull;importorg.jetbrains.annotations.Nullable;publicclassTest{staticvoidrun(@NullableRunCallbackcallback){if(callback==null){return;}callback.run();}staticvoidrun2(@NotNul...
callback.run(); } public interface RunCallback { void run(); }}Votes 0 Share 1 comment Sort by joker-pper Created March 10, 2025 at 2:48 PM I also create issue at: https://youtrack.jetbrains.com/issue/IDEA-368886/IDEA-2023-java-class-decompiler-about-jetbrains-annotations-sho...
public void ajaxIn() { username = userNameText.getText().trim(); password = passwordText.getText(); } @Override public void ajaxOut() { if (failed) { MessageBox messageBox = new MessageBox(MainWindow.this, SWT.ICON_ERROR); // notify error return; } setData("ConnectionKey", key); setD...
Programmers who want to incorporate literals in their program begin with the prefix “=,” followed by the specific value. A Java Literal Example Here’s a sample of Java programming showing literals: public class LiteralsExample { public static void main(String args[]) { int count = ...
import com.huaweicloud.sdk.dc.v3.model.*; import java.util.List; import java.util.ArrayList; public class ShowVirtualInterfaceSolution { public static void main(String[] args) { // The AK and SK used for authentication are hard-coded or stored in plaintext, which has great security risks...
public void test_getBean() { BeanFactory beanFactory = new ClassPathXmlApplicationContext("spring-config.xml"); UserDao userDao = beanFactory.getBean("userDao", UserDao.class); logger.info("获取 Bean:{}", userDao); } The daily application to Spring development is basically based on annotati...
importjava.util.Scanner;publicclassKilobyteDaypublicstaticvoidmain(String[]args){Scannerin=newScanner(System.in);booleanisValid=false;doubleoriginalPrice;doublediscountPrice;doublediscount1=0.92;// discount 8% for prices below $128doublediscount2=0.84;// discount 16% for prices greater than or equal...
package javaeetutorial.hello1; import javax.enterprise.context.RequestScoped; import javax.inject.Named; @Named @RequestScoped public class Hello { private String name; public Hello() { } public String getName() { return name; } public void setName(String user_name) { ...
//demo from <Thinking in java> importjava.util.*; publicvoidsetdemo(){ Random r =newRandom(30); Set<Integer> set =newHashSet<Integer>(); for(inti =0; i<10000; i++) set.add(r.nextInt(20)); System.out.println(set); }
private void setField(Class clazz, String fieldName, Object obj) throws Exception{ Field field = ReflectionUtils.findField(clazz, fieldName); if(Objects.nonNull(field)){ ReflectionUtils.makeAccessible(field); Object value = field.get(obj);