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J2ME使用RMS Vector

編輯：J2ME

#region 調用RMS類，顯示電話本

package Example3.Test;

import Java.util.Vector;

import Javax.microedition.lcdui.Command;
import Javax.microedition.lcdui.CommandListener;
import Javax.microedition.lcdui.Displayable;
import Javax.microedition.lcdui.List;

public class PhonesList extends List implements CommandListener {

private Phones p;
private Command Back=new Command("返回",Command.BACK,1);
private Command add=new Command("添加",Command.SCREEN,1);
private Command del=new Command("刪除",Command.SCREEN,1);
public PhonesList(Phones ph)
{
  super("電話本",List.IMPLICIT);
  this.p=ph;
  this.addCommand(Back);
  this.addCommand(add);
  this.addCommand(del);
  this.setCommandListener(this);


}
public void LoadPhoneList() {
  // TODO Auto-generated method stub

  Vector v= RMSOpen.GetAllRMS();
  System.out.println(v.size());
  for(int i=0;i<v.size();i++)
  {
   this.append((String)v.elementAt(i),null);
  }
  RMSOpen.CloseRMS();

}
private void DeletePhone()
{
  RMSOpen.deleteRMS(this.getString(this.getSelectedIndex()));
  RMSOpen.CloseRMS();
}
public void commandAction(Command c, Displayable d) {
  // TODO Auto-generated method stub
  if(c==Back)
  {
   p.Chand("Main");
  }
  else if(c==add)
  {
   p.Chand("addPhone");
  }
  else if(c==del)
  {
   this.DeletePhone();
   p.Chand("PhonesList");
  }
}

}

#endregion

#region 添加電話操作調用RMS類

package Example3.Test;

import Javax.microedition.lcdui.Command;
import Javax.microedition.lcdui.Displayable;
import Javax.microedition.lcdui.Form;
import Javax.microedition.lcdui.TextFIEld;

public class addPhone extends Form implements Javax.microedition.lcdui.CommandListener {
private Phones P;
private TextField tname=new TextField("姓名:","",255,TextFIEld.ANY);
private TextField phone =new TextField("電話:","",255,TextFIEld.PHONENUMBER);
private Command ok=new Command("確定",Command.OK,1);
private Command back=new Command("返回",Command.BACK,1);
addPhone(Phones p)
{
  super("添加電話");
  this.P=p;
  this.append(tname);
  this.append(phone);
  this.addCommand(ok);
  this.addCommand(back);
  this.setCommandListener(this);
}
public void commandAction(Command c, Displayable d) {
  // TODO Auto-generated method stub
  if(c==back)
  {
   P.Chand("PhonesList");
  }
  else if(c==ok)
  {
   RMSOpen.AddRMS(this.tname.getString(), phone.getString());
   RMSOpen.CloseRMS();
   P.Chand("PhonesList");
  }

}

}

#endregion

#region 對RMS的操作

package Example3.Test;

import Java.io.UnsupportedEncodingException;
import Java.util.Vector;

import Javax.microedition.rms.InvalidRecordIDException;
import Javax.microedition.rms.RecordStoreException;
import Javax.microedition.rms.RecordStoreFullException;
import Javax.microedition.rms.RecordStoreNotFoundException;
import Javax.microedition.rms.RecordStoreNotOpenException;

public class RMSOpen {

static Javax.microedition.rms.RecordStore rs;
public static void OpenRMS()
{
  try {
   rs=Javax.microedition.rms.RecordStore.openRecordStore("phonelist", true);
  } catch (RecordStoreFullException e) {
   // TODO Auto-generated catch block
   e.printStackTrace();
  } catch (RecordStoreNotFoundException e) {
   // TODO Auto-generated catch block
   e.printStackTrace();
  } catch (RecordStoreException e) {
   // TODO Auto-generated catch block
   e.printStackTrace();
  }
}
public static void CloseRMS()
{
  try {
   rs.closeRecordStore();
  } catch (RecordStoreNotOpenException e) {
   // TODO Auto-generated catch block
   e.printStackTrace();
  } catch (RecordStoreException e) {
   // TODO Auto-generated catch block
   e.printStackTrace();
  }
}
public static void deleteRMS(String str)
{
  OpenRMS();
  int ID = 0;
  try {
     ID=rs.getNextRecordID();
  } catch (RecordStoreNotOpenException e) {
   // TODO Auto-generated catch block
   e.printStackTrace();
  } catch (RecordStoreException e) {
   // TODO Auto-generated catch block
   e.printStackTrace();
  }
  for(int i=1;i<ID;i++)
  {
   byte[] by = null;
   try {
    by = rs.getRecord(i);
   } catch (RecordStoreNotOpenException e) {
    // TODO Auto-generated catch block
    e.printStackTrace();
   } catch (InvalidRecordIDException e) {
    // TODO Auto-generated catch block
    e.printStackTrace();
   } catch (RecordStoreException e) {
    // TODO Auto-generated catch block
    e.printStackTrace();
   }
   String name=new String(by);
   if(name.equals(str))
   {
    try {
     rs.deleteRecord(i);
    } catch (RecordStoreNotOpenException e) {
     // TODO Auto-generated catch block
     e.printStackTrace();
    } catch (InvalidRecordIDException e) {
     // TODO Auto-generated catch block
     e.printStackTrace();
    } catch (RecordStoreException e) {
     // TODO Auto-generated catch block
     e.printStackTrace();
    }
   }
  }
}
public static void AddRMS(String name,String Phone)
{
  OpenRMS();
  String np=name+":"+Phone;
  byte[] by =   np.getBytes();


  try {
   int k=rs.addRecord(by,0,by.length);
   System.out.println(k);
  } catch (RecordStoreNotOpenException e) {
   // TODO Auto-generated catch block
   e.printStackTrace();
  } catch (RecordStoreFullException e) {
   // TODO Auto-generated catch block
   e.printStackTrace();
  } catch (RecordStoreException e) {
   // TODO Auto-generated catch block
   e.printStackTrace();
  }

}
public static void UpdateRMS()
{}
public static Vector GetAllRMS()
{
  OpenRMS();
  Vector v=new Vector();
  try {
  Javax.microedition.rms.RecordEnumeration ren=rs.enumerateRecords(null,null, false);
  while(ren.hasNextElement())
  {
   try {
    v.addElement(new String(ren.nextRecord()));
   } catch (InvalidRecordIDException e) {
    // TODO Auto-generated catch block
    e.printStackTrace();
   } catch (RecordStoreException e) {
    // TODO Auto-generated catch block
    e.printStackTrace();
   }
  }
  } catch (RecordStoreNotOpenException e) {
   // TODO Auto-generated catch block
   try {
    rs.openRecordStore("phonelist", true);
   } catch (RecordStoreFullException e1) {
    // TODO Auto-generated catch block
    e1.printStackTrace();
   } catch (RecordStoreNotFoundException e1) {
    // TODO Auto-generated catch block
    e1.printStackTrace();
   } catch (RecordStoreException e1) {
    // TODO Auto-generated catch block
    e1.printStackTrace();
   }
   e.printStackTrace();
  }
  return v;

}
}