processmanager.java

操作系统里的进程描述

					if(!v4.isEmpty()){
						if(!v2.isEmpty()){
							v4.add(v2.remove(0));
							}
						v2.add(0,v4.remove(0));
						numberupdata();
						areaupdata();
						listupdata();
						}
					else{JOptionPane.showMessageDialog(this,"No Process is Executing!","message",JOptionPane.ERROR_MESSAGE );
							areaupdata();
							}
					}
				else if(field.getText().compareTo("b")==0){
					add1=0;
					if(!v4.isEmpty()){
						v3.add(0,v4.remove(0));
						if(!v2.isEmpty()){
							v4.add(v2.remove(0));
							}
						numberupdata();
						areaupdata();
						listupdata();
						}
					else{JOptionPane.showMessageDialog(this,"No Process is Executing!","message",JOptionPane.ERROR_MESSAGE );
							areaupdata();
							}

					}
				else if(field.getText().compareTo("w")==0){
					add1=0;
					if(!v3.isEmpty()){
						v2.add(0,v3.remove(0));
						if(v4.isEmpty()){
							if(!v2.isEmpty()){
								v4.add(v2.remove(0));
								}
						}
						numberupdata();
						areaupdata();
						listupdata();
						}
					else{JOptionPane.showMessageDialog(this,"No Process is Blocked!","message",JOptionPane.ERROR_MESSAGE );
							areaupdata();
							}

					}
				else if(field.getText().compareTo("e")==0){
						add1=0;
						if(!v4.isEmpty()){
							v4.remove(0);
							v1.add("Blank PCB");
							if(!v2.isEmpty()){
								v4.add(v2.remove(0));
								}
						numberupdata();
						areaupdata();
						listupdata();
						}
					else{JOptionPane.showMessageDialog(this,"No Process is Executing!","message",JOptionPane.ERROR_MESSAGE );
							areaupdata();
							}

					}
				else{if(inputname==0){
								JOptionPane.showMessageDialog(this,"Error Command!","message",JOptionPane.ERROR_MESSAGE );
								areaupdata();
								System.out.println("nei");
						}
					}

				}
				else{JOptionPane.showMessageDialog(this,"Error Command!","message",JOptionPane.ERROR_MESSAGE );
							areaupdata();
							System.out.println("sdfsdfdsfs");
							}
		}
		public void listupdata(){
			list1.setListData(v1);
			list2.setListData(v2);
			list3.setListData(v3);
			list4.setListData(v4);
			}
		public void	areaupdata(){
			if(field.getText().length()!=0)
			area.append("\n>"+field.getText());
			field.setText("");
			}
		public void numberupdata(){
			pA.setBorder(new TitledBorder(new LineBorder(Color.gray,2),"BLANK"+"  "+v1.size()));
			pB.setBorder(new TitledBorder(new LineBorder(Color.gray,2),"READY"+"  "+v2.size()));
			pC.setBorder(new TitledBorder(new LineBorder(Color.gray,2),"BLOCK"+"  "+v3.size()));
			pD.setBorder(new TitledBorder(new LineBorder(Color.gray,2),"EXECUTE"+"  "+v4.size()));
			}
		public void init(){
			v1.clear();
			for(int i=0;i<10;i++){
					v1.add("Blank PCB");
				}
			v2.clear();
			v3.clear();
			v4.clear();
			listupdata();
			numberupdata();
			area.setText(a);
			field.setText("");
			}
		public void add(){
			if(field.getText().length()!=0){
				v2.add(0,field.getText());areaupdata();listupdata();numberupdata();inputname=0;
				if(v4.isEmpty()){
						v4.add(v2.remove(0));
						listupdata();
						numberupdata();
					}
				}
			}
		public void creat(){
			areaupdata();
								if(!v1.isEmpty()){
									inputname=1;
									String j=JOptionPane.showInputDialog(this,"In put the name:","Input",JOptionPane.OK_CANCEL_OPTION);
									if(j.length()!=0){
										v1.remove(0);
										Vector v=new Vector();
										Date date=new Date();
										String temp=date.toString();
										Random r=new Random();
										v.add(j);
										v.add(temp.substring(14,temp.indexOf('C')));
										v.add(r.nextInt(10));
										v2.add(0,v);

											areaupdata();listupdata();numberupdata();inputname=0;
										/*if(v4.isEmpty()){
											v4.add(v2.remove(0));
											listupdata();
											numberupdata();
											}*/
										}
									}
								else{JOptionPane.showMessageDialog(this,"There is no blank PCB!","message",JOptionPane.ERROR_MESSAGE );
										areaupdata();
							}
			}
		public void execute(){
		aa.add(b7);
		aa.add(b8);
		aa.add(b9);
		b7.addActionListener(this);
		b8.addActionListener(this);
		b9.addActionListener(this);
		d.getContentPane().setLayout(new BorderLayout());
		d.getContentPane().add(b7,BorderLayout.NORTH);
		d.getContentPane().add(b8,BorderLayout.CENTER);
		d.getContentPane().add(b9,BorderLayout.SOUTH);
		d.pack();
		d.setVisible(true);

			if(v4.isEmpty()){
									if(!v2.isEmpty()){
										if(suanfa=="FIFS"){
											v4.add(v2.remove(0));
											areaupdata();listupdata();numberupdata();
											}
										else if(suanfa=="STF"){
											int num=0;
											for(int i=1;i<v2.size();i++){
												Vector v11=(Vector)v2.elementAt(num);
												Vector v22=(Vector)v2.elementAt(num);
												if((Integer)v22.elementAt(2)<(Integer)v11.elementAt(2))
													num=i;
												}
											v4.add(v2.remove(num));
											}

										numberupdata();
										areaupdata();
										listupdata();
										}
										else{JOptionPane.showMessageDialog(this,"There is no Ready Process!","message",JOptionPane.ERROR_MESSAGE );
												areaupdata();
												}
										}
										else{JOptionPane.showMessageDialog(this,"A Process is Executing!","message",JOptionPane.ERROR_MESSAGE );
											areaupdata();
								}
			}
		public void	weak(){
			if(!v3.isEmpty()){
									v2.add(0,v3.remove(0));
									if(v4.isEmpty()){
										if(!v2.isEmpty()){
											v4.add(v2.remove(0));
											}
										}
										numberupdata();
										areaupdata();
										listupdata();
										}
									else{JOptionPane.showMessageDialog(this,"No Process is Blocked!","message",JOptionPane.ERROR_MESSAGE );
										areaupdata();
								}
			}
		public void	block(){
			if(!v4.isEmpty()){
									v3.add(0,v4.remove(0));
									if(!v2.isEmpty()){
										v4.add(v2.remove(0));
										}
										numberupdata();
										areaupdata();
										listupdata();
										}
									else{JOptionPane.showMessageDialog(this,"No Process is Executing!","message",JOptionPane.ERROR_MESSAGE );
											areaupdata();
								}
			}
		public void	exit(){
			if(!v4.isEmpty()){
									v4.remove(0);
									v1.add("Blank PCB");
									if(!v2.isEmpty()){
											v4.add(v2.remove(0));
											}
											numberupdata();
											areaupdata();
											listupdata();
											}
											else{JOptionPane.showMessageDialog(this,"No Process is Executing!","message",JOptionPane.ERROR_MESSAGE );
													areaupdata();
										}
			}
		public void	timeout(){
			if(!v4.isEmpty()){
									if(!v2.isEmpty()){
										v4.add(v2.remove(0));
										}
										v2.add(0,v4.remove(0));
										numberupdata();
										areaupdata();
										listupdata();
										}
										else{JOptionPane.showMessageDialog(this,"No Process is Executing!","message",JOptionPane.ERROR_MESSAGE );
											areaupdata();
								}
			}
		public static void main(String args[]){
								ProcessManager t=new ProcessManager();
								t.setSize(700,700);
								t.setVisible(true);

					}

	 }