main.java

来自「电子与信息工程学生信息管理系统」· Java 代码 · 共 1,558 行 · 第 1/5 页

                       displayTable(1);
                       return;
                        }
                   return;
               }
              four=two.next;
              three=first;
               four.prev=three;
               three.next=four;
               if(click==1)four=new SortID().SortStudentID(four,listlenth);
               if(click==0)four=new UnSortID().SortStudentID(four,listlenth);
               first=four;
               for(int i=0;i<listlenth-1;i++){first=first.next;}
               first.next=null;
               four.prev=two;
               two.next=four;
               shuaxin();
              page=1;
             displayTable(page);             
            }   
//******************************************************************************button_sortId action
//******************************************************************************button_sortName action
            if(obj==button_sortName){
                click++;
                click=click%2;
               if(listlenth==1||listlenth==0)return;
                if(listlenth==2){
                   if(two.next.name.compareToIgnoreCase(first.name)<0){                       
                       first.next=two.next;
                       first.prev=two;
                       two.next.next=null;
                       two.next.prev=first;
                       two.next=first;
                       first=first.next;
                       shuaxin();
                       displayTable(1);
                       return;
                        }
                   return;
               }                     
               four=two.next;
              three=first;
               four.prev=three;
               three.next=four;
               if(click==1)four=new SortName().SortStudentName(four,listlenth);  
               if(click==0)four=new UnSortName().SortStudentName(four,listlenth);
               first=four;
               for(int i=0;i<listlenth-1;i++){first=first.next;}
               first.next=null;
               four.prev=two;
               two.next=four;
               shuaxin();
              page=1;
             displayTable(page);             
            }
//******************************************************************************button_sortName action
//******************************************************************************button_sortSex action
            if(obj==button_sortSex){
               if(listlenth==1||listlenth==0)return;
                if(listlenth==2){
                   if(two.next.sex.compareToIgnoreCase(first.sex)<0){                       
                       first.next=two.next;
                       first.prev=two;
                       two.next.next=null;
                       two.next.prev=first;
                       two.next=first;
                       first=first.next;
                       shuaxin();
                       displayTable(1);
                       return;
                        }
                   return;
               }                     
               four=two.next;
              three=first;
               four.prev=three;
               three.next=four;
               four=new SortSex().SortStudentSex(four,listlenth);    
               first=four;
               for(int i=0;i<listlenth-1;i++){first=first.next;}
               first.next=null;
               four.prev=two;
               two.next=four;
               shuaxin();
              page=1;
             displayTable(page);             
            }
//******************************************************************************button_sortSex action  
//******************************************************************************button_sortAge action  
            if(obj==button_sortAge){
               if(listlenth==1||listlenth==0)return;
               if(listlenth==2){
                   if(Integer.parseInt(two.next.age)<Integer.parseInt(first.age)){                       
                       first.next=two.next;
                       first.prev=two;
                       two.next.next=null;
                       two.next.prev=first;
                       two.next=first;
                       first=first.next;
                       shuaxin();
                       displayTable(1);
                       return;
                        }
                   return;
               }
              four=two.next;
              three=first;
               four.prev=three;
               three.next=four;
               four=new SortAge().SortStudentAge(four,listlenth);
               first=four;
               for(int i=0;i<listlenth-1;i++){first=first.next;}
               first.next=null;
               four.prev=two;
               two.next=four;
               shuaxin();
              page=1;
             displayTable(page);             
            } 
//******************************************************************************button_sortAge action 
//******************************************************************************button_sortGrade action
           if(obj==button_sortGrade){
               if(listlenth==1||listlenth==0)return;
                if(listlenth==2){
                   if(two.next.grade.compareToIgnoreCase(first.grade)<0){                       
                       first.next=two.next;
                       first.prev=two;
                       two.next.next=null;
                       two.next.prev=first;
                       two.next=first;
                       first=first.next;
                       shuaxin();
                       displayTable(1);
                       return;
                        }
                   return;
               }                     
               four=two.next;
              three=first;
               four.prev=three;
               three.next=four;
               four=new SortGrade().SortStudentGrade(four,listlenth);    
               first=four;
               for(int i=0;i<listlenth-1;i++){first=first.next;}
               first.next=null;
               four.prev=two;
               two.next=four;
               shuaxin();
              page=1;
             displayTable(page);             
            } 
//******************************************************************************button_sortGrade action 
//******************************************************************************button_sortGclass action 
           if(obj==button_sortGclass){
               if(listlenth==1||listlenth==0)return;
               if(listlenth==2){
                   if(Integer.parseInt(two.next.gclass)<Integer.parseInt(first.gclass)){                       
                       first.next=two.next;
                       first.prev=two;
                       two.next.next=null;
                       two.next.prev=first;
                       two.next=first;
                       first=first.next;
                       shuaxin();
                       displayTable(1);
                       return;
                        }
                   return;
               }
              four=two.next;
              three=first;
               four.prev=three;
               three.next=four;
               four=new SortGclass().SortStudentGclass(four,listlenth);
               first=four;
               for(int i=0;i<listlenth-1;i++){first=first.next;}
               first.next=null;
               four.prev=two;
               two.next=four;
               shuaxin();
              page=1;
             displayTable(page);             
            }  
//******************************************************************************button_sortGclass action 
//******************************************************************************button_search action 
            if(obj==button_search){
              String stri = idNameCombo[comboBox_idName.getSelectedIndex()];
              String searchname=textName.getText();
              String searchid=textId.getText();              
              if(stri.equals("accurate")){
                 if((searchname.length()==0||searchname.length()>9)&&(searchid.length()==0||searchid.length()>9)){
                    Object[] options = {"yes"};
                    String str = "lenth wrong!";
                    JOptionPane.showOptionDialog(null,str,"warning",JOptionPane.DEFAULT_OPTION,
                    JOptionPane.WARNING_MESSAGE,null,options,options[0]);
                    return;}
                if(searchname.length()!=0&&searchid.length()!=0){
                 four=two.next;
                 three=first;
                 four.prev=three;
                 three.next=four;              
                 int q=listlenth;
                 while(q>0){if(four.id.equals(searchid)){break;}four=four.next;q--;}
                 if(q==0||!four.name.equals(searchname)){Object[] options = {"yes"};
                    String str = "none!";
                    JOptionPane.showOptionDialog(null,str,"warning",JOptionPane.DEFAULT_OPTION,
                    JOptionPane.WARNING_MESSAGE,null,options,options[0]);
                    return;}
                 first=four;
                 for(int i=0;i<listlenth-1;i++){four=four.prev;}
                 first.next=null;
                 four.prev=two;
                 two.next=four;
                 shuaxin();
                 page=1;
                 displayTable(page); return;    
                } 
             if(searchid.length()!=0){
              if(searchid.length()==0||searchid.length()>9){
                    Object[] options = {"yes"};
                    String str = "id lenth wrong!";
                    JOptionPane.showOptionDialog(null,str,"warning",JOptionPane.DEFAULT_OPTION,
                    JOptionPane.WARNING_MESSAGE,null,options,options[0]);
                    return;
              }
              four=two.next;
              three=first;
              four.prev=three;
              three.next=four;              
              int q=listlenth;
              while(q>0){
                   if(four.id.equals(searchid)){
                       break;
                   }
                   four=four.next;
                   q--;
              }
              if(q==0){Object[] options = {"yes"};
                    String str = "none!";
                    JOptionPane.showOptionDialog(null,str,"warning",JOptionPane.DEFAULT_OPTION,
                    JOptionPane.WARNING_MESSAGE,null,options,options[0]);
                    return;}
               first=four;
               for(int i=0;i<listlenth-1;i++){four=four.prev;}
               first.next=null;
               four.prev=two;
               two.next=four;
               shuaxin();
              page=1;
             displayTable(page); 
             return;
          }
                  if(searchname.length()!=0){
               if(searchname.length()==0||searchname.length()>9){
                    Object[] options = {"yes"};
                    String str = "name lenth wrong!";
                    JOptionPane.showOptionDialog(null,str,"warning",JOptionPane.DEFAULT_OPTION,
                    JOptionPane.WARNING_MESSAGE,null,options,options[0]);
                    return;
               }
               four=two.next;
               three=first;
               four.prev=three;
               three.next=four;
               four=new SortName().SortStudentName(four,listlenth); 
               first=four;
               for(int i=0;i<listlenth-1;i++){first=first.next;}
               int q=listlenth;
               while(q>0){
                   if(first.name.equals(searchname)){
                       break;
                   }
                   first=first.prev;
                   q--;
               }
               if(q==0){Object[] options = {"yes"};
                    String str = "none!";
                    JOptionPane.showOptionDialog(null,str,"warning",JOptionPane.DEFAULT_OPTION,
                    JOptionPane.WARNING_MESSAGE,null,options,options[0]);
                    return;}
              four=first;
              for(int i=0;i<listlenth-1;i++){four=four.prev;}
               first.next=null;
               four.prev=two;
               two.next=four;
               shuaxin();
              page=1;
             displayTable(page); 
             return;
            }
              }
              
              
                if(stri.equals("contains")){
                 if((searchname.length()==0||searchname.length()>9)&&(searchid.length()==0||searchid.length()>9)){
                    Object[] options = {"yes"};
                    String str = " lenth wrong!";
                    JOptionPane.showOptionDialog(null,str,"warning",JOptionPane.DEFAULT_OPTION,
                    JOptionPane.WARNING_MESSAGE,null,options,options[0]);
                    return;}
                 
                 if(searchid.length()!=0&&searchname.length()!=0){
                 Student stu=two;//@@@@@@@@@@@@@@@@@@@@@@@@@@@@@id&&name  is not null
                 three=new Student();
                 four=new Student();
                 three.prev=null;
                 four.next=null;
                 int o=0;
                 for(int i=0;i<listlenth;i++){
                     stu=stu.next;
                     if(stu.id.contains(searchid)&&stu.name.contains(searchname)){
                         four.prev=new Student();