23 Design Patterns in Java 13-combined mode (composite pattern)

Import java.util.LinkedList;
Abstract class Company
{
private String name;
public void SetName (String name)
{
This.name=name;
}
Public String GetName ()
{
return name;
}
abstract void Add (company company);
abstract void Remove (company company);
abstract void disp (int depth);
}

Class Office extends Company
{
Public Office (String name)
{
SetName (name);
}
public void add
{
SYSTEM.OUT.PRINTLN ("Office can not add");
}
public void Remove
{
SYSTEM.OUT.PRINTLN ("Office can not remove");
}
public void disp (int depth)
{
StringBuilder sb = new StringBuilder ("");
for (int i = 0; i < depth; i++) {
Sb.append ("-");
}
System.out.println (New String (SB) + this.getname ());
SYSTEM.OUT.PRINTLN ("Office name is:" +name);
}
}

Class Concretecompany extends Company
{
Public Concretecompany (String name)
{
SetName (name);
}
Linkedlist<company> acompanylist=new linkedlist<company> ();
public void add
{
Acompanylist.add (company);
System.out.println ("Add Office:" +company.getname ());
}
public void Remove
{
Acompanylist.remove (company);
System.out.println ("Remove Office:" +company.getname ());
}
public void disp (int depth)
{
StringBuilder sb = new StringBuilder ("");
for (int i = 0; i < depth; i++) {
Sb.append ("-");
}
System.out.println (New String (SB) + this.getname ());
For (company Company:acompanylist)
{
Company.disp (depth + 2);
}
}
}

public class Compositepatterntest
{
public static void Main (string[] args)
{
Company Parentcompany=new Concretecompany ("Anhui head Office");

Company Suzhoubranchcompany=new Concretecompany ("Suzhou branch");
Company Bengbubranchcompany=new Concretecompany ("Bengbu branch");
Company Hefeioffice=new Office ("Hefei Office");
Parentcompany.add (Suzhoubranchcompany);
Parentcompany.add (Bengbubranchcompany);
Parentcompany.add (Hefeioffice);

Company Lingbibranchcompany=new Concretecompany ("Lingbi branch");
Company Sixianoffice=new Office ("Si County Office");
Company Huaiyuanoffice=new Office ("Huaiyuan Office");
Company Dangshanoffice=new Office ("Dangshan Office");
Suzhoubranchcompany.add (Lingbibranchcompany);
Suzhoubranchcompany.add (Sixianoffice);
Suzhoubranchcompany.add (Huaiyuanoffice);
Suzhoubranchcompany.add (Dangshanoffice);

Company Louzhuangoffice=new office ("Lou Zhuang Office");
Lingbibranchcompany.add (Louzhuangoffice);

Company Wuheoffice=new Office ("Wuhe Office");
Company Guzhenoffice=new office ("Gu Zhen Office");
Bengbubranchcompany.add (Wuheoffice);
Bengbubranchcompany.add (Guzhenoffice);

Parentcompany.disp (0);

}
}

23 Design Patterns in Java 13-combined mode (composite pattern)