Click here to watch in Youtube :
https://www.youtube.com/watch?v=a_CGTKmH1As&list=UUhwKlOVR041tngjerWxVccw
Student.java
https://sites.google.com/site/ramj2eev1/home/javabasics/ReflectionDemo_getter_setter_find.zip?attredirects=0&d=1
Github Link:
https://github.com/ramram43210/Java/tree/master/BasicJava/ReflectionDemo_getter_setter_find
Bitbucket Link:
https://bitbucket.org/ramram43210/java/src/35f19409ce262cff1a4ed631c9adc6ca413c2cb0/BasicJava/ReflectionDemo_getter_setter_find/?at=master
See also:
All JavaEE Viedos Playlist
All JavaEE Viedos
All JAVA EE Links
Servlets Tutorial
All Design Patterns Links
JDBC Tutorial
Java Collection Framework Tutorial
JAVA Tutorial
Kids Tutorial
https://www.youtube.com/watch?v=a_CGTKmH1As&list=UUhwKlOVR041tngjerWxVccw
Student.java
class Student { private String name; private int age; public String getName() { return name; } public void setName(String name) { this.name = name; } public int getAge() { return age; } public void setAge(int age) { this.age = age; } public void displayMessage(String message) { System.out.println(message); } }ReflectionDemo.java
import java.lang.reflect.Method; /** * * Java Reflection - Getters and Setters. * */ public class ReflectionDemo { public static void main(String[] args) { Class<Student> classObj = Student.class; Method[] methodArray = classObj.getMethods(); for (Method method : methodArray) { if (isGetter(method)) System.out.println("getter: " + method); if (isSetter(method)) System.out.println("setter: " + method); } } /** * Getter: A getter method have its name start with "get", take 0 * parameters, and returns a value. */ public static boolean isGetter(Method method) { if (!method.getName().startsWith("get")) { return false; } if (method.getParameterTypes().length != 0) { return false; } if (void.class.equals(method.getReturnType())) { return false; } return true; } /** * Setter: A setter method have its name start with "set", and * takes 1 parameter. */ public static boolean isSetter(Method method) { if (!method.getName().startsWith("set")) { return false; } if (method.getParameterTypes().length != 1) { return false; } return true; } }Output
getter: public java.lang.String Student.getName() setter: public void Student.setName(java.lang.String) getter: public int Student.getAge() setter: public void Student.setAge(int) getter: public final native java.lang.Class java.lang.Object.getClass()Click the below link to download the code:
https://sites.google.com/site/ramj2eev1/home/javabasics/ReflectionDemo_getter_setter_find.zip?attredirects=0&d=1
Github Link:
https://github.com/ramram43210/Java/tree/master/BasicJava/ReflectionDemo_getter_setter_find
Bitbucket Link:
https://bitbucket.org/ramram43210/java/src/35f19409ce262cff1a4ed631c9adc6ca413c2cb0/BasicJava/ReflectionDemo_getter_setter_find/?at=master
See also:
No comments:
Post a Comment