rms.java

手机银行测试程序

package com.cuilichen.usual;

import javax.microedition.rms.RecordEnumeration;
import javax.microedition.rms.RecordStore;
import javax.microedition.rms.RecordStoreException;


public class RMS {
    private static String name = "";

    public static boolean addRecord(int int1, int int2, long long1, String str1, String str2, String str3, boolean b) throws RecordStoreException {
        boolean success = false;

        try {
            RecordStore rs = RecordStore.openRecordStore(name, true);
            Appointment app = new Appointment(int1, int2, long1, str1, str2, str3, b);
            byte data[] = app.toBytes();
            rs.addRecord(data, 0, data.length);
            rs.closeRecordStore();
            success = true;
        } catch(Exception e) {
            throw new RecordStoreException("addREx");
        }

        return success;
    }

    public static int getNumOfRecords() throws RecordStoreException {
        int result = 0;

        try {
            RecordStore rs = RecordStore.openRecordStore(name, false);
            result = rs.getNumRecords();
        } catch(Exception e) {
            throw new RecordStoreException("getRNumEx");
        }

        return result;
    }

    public static Appointment[] getRecords() throws RecordStoreException {
        Appointment result[] = {  };

        try {
            RecordStore rs = RecordStore.openRecordStore(name, false);
            RecordEnumeration re = rs.enumerateRecords(null, null, false);
            result = new Appointment[rs.getNumRecords()];

            for(int i = 0; i < result.length; i++) {
                int j = re.previousRecordId();
                Appointment app = new Appointment(rs.getRecord(j));
                result[i] = app;
            }

            rs.closeRecordStore();
        } catch(Exception e) {
            throw new RecordStoreException("getRsEx");
        }

        return result;
    }

    public static boolean setRecord(int id, int int1, int int2, long long1, String str1, String str2, String str3, boolean b) throws RecordStoreException {
        boolean success = false;
        RecordStore rs = null;
        RecordEnumeration re = null;

        try {
            rs = RecordStore.openRecordStore(name, false); //open
            re = rs.enumerateRecords(null, null, false); //enumeration

            Appointment app = new Appointment(int1, int2, long1, str1, str2, str3, b);
            byte data[] = app.toBytes();
            rs.setRecord(id, data, 0, data.length);
            success = true;
            rs.closeRecordStore();
        } catch(Exception e) {
            throw new RecordStoreException("setREx");
        }

        return success;
    }

    public static String getName() {
        return name;
    }

    public static void setName(String name) {
        RMS.name = name;
    }
}