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Copy pathScanClassDemo.java
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61 lines (56 loc) · 1.75 KB
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import java.lang.reflect.Constructor;
import java.lang.reflect.Field;
import java.lang.reflect.Method;
import java.lang.reflect.Modifier;
interface RR{
}
interface TT{
}
class R implements RR, TT
{
int s;
private int t;
public String m;
}
public class ScanClassDemo {
public static void main(String[] args) {
R obj = new R();
Class cls = obj.getClass(); //Meta Data + Data
Class cls2 = String.class; // Meta Data
Field fields[] =cls2.getDeclaredFields();
Method methods[] = cls2.getDeclaredMethods();
System.out.println("Total Methods are "+methods.length);
Constructor cons[] = cls2.getConstructors();
Class supercls = cls2.getSuperclass();
Class interfaces []=cls2.getInterfaces();
System.out.println("Total Interfaces Implement "+interfaces.length);
System.out.println("Super Class "+supercls.getName());
System.out.println("Total fields are "+fields.length);
for(Field field : fields){
if(Modifier.isPrivate(field.getModifiers())){
System.out.println("This is Private Field "+field.getName());
}
else
if(Modifier.isPublic(field.getModifiers())){
System.out.println("This is Public Field "+field.getName());
}
else
if(Modifier.isProtected(field.getModifiers())){
System.out.println("This is Protected Field "+field.getName());
}
else
if(Modifier.isFinal(field.getModifiers())){
System.out.println("This is Final Field "+field.getName());
}
/*else
if(Modifier.isAbstract(field.getModifiers())){
System.out.println("This is Private Field "+field.getName());
}*/
else
if(Modifier.isStatic(field.getModifiers())){
System.out.println("This is Static Field "+field.getName());
}
//System.out.println(field.getName());
}
}
}