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public class Student implements Cloneable
{
int age;
String name;
Professor p;
public Student(int age, String name, Professor p) {
this.age = age;
this.name = name;
this.p = p;
}
public Object clone() {
Student o = null;
try {
o = (Student) super.clone();//ObjectÖеÄclone()ʶ±ð³öÄãÒª¸´ÖƵÄÊÇÄÄÒ»¸ö¶ÔÏó¡£
} catch (Exception e) {
System.out.println(e.toString());
}
return o;
}
public static void main(String[] args) {
Professor p = new Professor(40, "poul");
Student stu1 = new Student(18, "pitt", p);
Student stu2 = (Student)stu1.clone();
stu2.p.name = "wang";//ÐÞ¸ÄѧÉú2ºó£¬²»Ó°ÏìѧÉú1µÄÖµ¡£
stu2.p.age = 12;
System.out.println("stu1.p.name=" + stu1.p.name
+ ",stu1.p.age=" + stu1.p.a
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package com.my.file.pdf;
import java.io.FileOutputStream;
import java.io.IOException;
import com.lowagie.text.*;
import com.lowagie.text.pdf.BaseFont;
import com.lowagie.text.pdf.PdfWriter;
public class HelloWorld ......