基于WINCE5.0的ARM嵌入式手机上层软件开发

				/*				 * To change this template, choose Tools | Templates				 * and open the template in the editor.				 */								package PhoneBook;				import java.io.*;				import javax.microedition.io.*;				import javax.microedition.lcdui.*;				import javax.microedition.midlet.*;				import javax.microedition.rms.RecordEnumeration;				import javax.microedition.rms.RecordFilter;				import javax.microedition.rms.RecordStore;				/**				 *				 * @author Administrator				 */				public class FindRecord extends Form implements CommandListener{					private Displayable dis;					private MIDlet mid;					private RecordStore rs = null;					private RecordEnumeration re = null;					private static final Command findCommand = new Command("查找", Command.OK, 1);					private static final Command backCommand = new Command("返回", Command.BACK,2);					//private	RecordEnumeration re = null;					private TextField tf;					public FindRecord(Displayable dis,MIDlet mid,RecordStore rs) {						super("查询记录");						tf = new TextField("输入名字",null, 120,TextField.ANY);						//设置控件的布局						tf.setLayout(Item.LAYOUT_NEWLINE_AFTER);						this.append(tf);						this.dis = dis;						this.mid = mid;						this.rs = rs;										this.addCommand(backCommand);						this.addCommand(findCommand);						this.setCommandListener(this);					}					public void commandAction(Command c, Displayable d) {						if (c == backCommand) {							Display.getDisplay(mid).setCurrent(dis);						}						if (c == findCommand) {											RecordFilter rf = new FindFilter(tf.getString());							try {								re = rs.enumerateRecords(rf, null, false);							} catch (Exception e) {							}							//查找成功							if (re.numRecords() > 0) {								BookAccount account = null;								int recordID;								try {									byte[] rec;									recordID = re.nextRecordId();									rec = rs.getRecord(recordID);									account = BookAccount.deserialize(rec);									StringItem name = new StringItem("姓名：",account.getUserName());									StringItem mobilePhone = new StringItem("移动电话：",account.getMobilePhone());									StringItem phone = new StringItem("家庭电话：",account.getPhone());									StringItem email = new StringItem("电子邮件：",account.getEmail());													name.setLayout(Item.LAYOUT_NEWLINE_AFTER);									mobilePhone.setLayout(Item.LAYOUT_NEWLINE_AFTER);									phone.setLayout(Item.LAYOUT_NEWLINE_AFTER);									email.setLayout(Item.LAYOUT_NEWLINE_AFTER);													this.append(name);									this.append(mobilePhone);									this.append(phone);									this.append(email);									account = null;									re.destroy();												} catch (Exception e) {									account = null;									System.out.println("deserialize error");								}							}						}					}				}