source: trunk/hiptop/pester/net/sabi/pester/Alarm.java@ 239

package net.sabi.pester;

import java.io.ByteArrayInputStream;
import java.io.ByteArrayOutputStream;
import java.io.DataInputStream;
import java.io.DataOutputStream;
import danger.internal.Date;
import danger.util.StdActiveObject;

public class Alarm extends StdActiveObject {
    private static final int VERSION_1 = 1;

    // persisted
    private String mMessage;
    private int mType;
    private long mPeriod;
    private Date mDate;

    // transient
    private int mStatus;

    public Alarm() {
        mStatus = STATUS_INVALID;
    }

    public String getMessage() {
        return mMessage;
    }
    public long getPeriod() {
        return mPeriod;
    }
    public boolean getUsesPeriod() {
        return mType != TYPE_DATE;
    }
    public Date getDate() {
        return mDate;
    }

    public void setMessage(String message) {
        mMessage = message;
    }
    public void setPeriod(long period, boolean repeating) {
        mType = repeating ? TYPE_PERIODIC_REPEATING : TYPE_PERIODIC;
        mPeriod = period;
    }
    public void setDate(Date date) {
        mType = TYPE_DATE;
        mDate = date;
    }

    public byte[] toByteArray() {
        try {
            ByteArrayOutputStream byteStream = new ByteArrayOutputStream();
            DataOutputStream dataStream = new DataOutputStream(byteStream);

            dataStream.writeByte(VERSION_1);
            dataStream.writeUTF(mMessage);
            dataStream.writeLong(mPeriod);
            dataStream.writeInt(mDate.getUnixTimeGMT());
            dataStream.writeInt(mType);
            dataStream.flush();
            return byteStream.toByteArray();
        } catch (Exception e) {
            // XXX do something
        }
        return null;
    }
    
    public void fromByteArray(byte[] data) {
        try {
            ByteArrayInputStream byteStream = new ByteArrayInputStream(data);
            DataInputStream dataStream = new DataInputStream(byteStream);
            
            byte version = dataStream.readByte();
            if (version != VERSION_1) {
                // XXX barf
            }
            mMessage = dataStream.readUTF();
            mPeriod = dataStream.readLong();
            mType = dataStream.readInt();
        } catch (Exception e) {
            // XXX do something
        }
    }

    void beginEditing() {
        mStatus = STATUS_EDITING;
    }

    void endEditing() {
        mStatus = STATUS_SCHEDULED;
    }
    
    public String toString() {
        return mMessage;
    }

    public static final int TYPE_PERIODIC = 0;
    public static final int TYPE_PERIODIC_REPEATING = 1;
    public static final int TYPE_DATE = 2;

    public static final int STATUS_INVALID = 0;
    public static final int STATUS_EDITING = 1;
    public static final int STATUS_SCHEDULED = 2;
    public static final int STATUS_EXPIRED = 3;
}