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ca.spaz.cron.user.UserMetrics |
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1 | /* |
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2 | ******************************************************************************* |
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3 | * Copyright (c) 2005 Chris Rose and AIMedia |
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4 | * All rights reserved. UserMetrics and the accompanying materials |
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5 | * are made available under the terms of the Common Public License v1.0 |
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6 | * which accompanies this distribution, and is available at |
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7 | * http://www.eclipse.org/legal/cpl-v10.html |
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8 | * |
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9 | * Contributors: |
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10 | * Chris Rose |
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11 | *******************************************************************************/ |
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12 | package ca.spaz.cron.user; |
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13 | ||
14 | import java.util.*; |
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15 | ||
16 | public class UserMetrics implements Comparable { |
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17 | ||
18 | private Date date; |
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19 | private List metricList; |
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20 | ||
21 | /** |
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22 | * Create a new <code>UserMetrics</code> object with the current time |
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23 | * as its date; |
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24 | */ |
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25 | public UserMetrics() { |
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26 | 0 | this(new Date()); |
27 | 0 | } |
28 | ||
29 | /** |
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30 | * Create a new <code>UserMetrics</code> object with the specified time |
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31 | * as its date; |
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32 | * @param date The time of this set of metrics. |
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33 | */ |
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34 | 0 | public UserMetrics(Date date) { |
35 | 0 | if (null == date) { |
36 | 0 | throw new IllegalArgumentException("Must provide a Date"); |
37 | } |
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38 | 0 | this.date = date; |
39 | 0 | } |
40 | ||
41 | /** |
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42 | * Get the date of this set of metrics. |
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43 | * @return a <code>Date</code> object for the metrics. |
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44 | */ |
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45 | public Date getMetricDate() { |
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46 | 0 | return new Date(date.getTime()); |
47 | } |
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48 | ||
49 | /** |
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50 | * Get a list of the metrics in this object. The list will not be modifiable. |
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51 | * @return a <code>List</code> of metrics for this object. |
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52 | */ |
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53 | public List getMetrics() { |
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54 | 0 | return Collections.unmodifiableList(getMetricList()); |
55 | } |
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56 | ||
57 | /** |
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58 | * Add a new metric to the list. |
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59 | * @param metric the <code>Metric</code> to add. |
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60 | */ |
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61 | public void addMetric(Metric metric) { |
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62 | 0 | getMetricList().add(metric); |
63 | 0 | } |
64 | ||
65 | /** |
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66 | * Remove a metric from the list. |
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67 | * @param metric the <code>Metric</code> to remove. |
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68 | */ |
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69 | public void removeMetric(Metric metric) { |
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70 | 0 | getMetricList().remove(metric); |
71 | 0 | } |
72 | ||
73 | private List getMetricList() { |
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74 | 0 | if (null == metricList) { |
75 | 0 | metricList = new ArrayList(); |
76 | } |
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77 | 0 | return metricList; |
78 | } |
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79 | ||
80 | /* (non-Javadoc) |
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81 | * @see java.lang.Comparable#compareTo(java.lang.Object) |
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82 | */ |
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83 | public int compareTo(Object arg0) { |
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84 | 0 | return date.compareTo((Date) arg0); |
85 | } |
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86 | ||
87 | /* (non-Javadoc) |
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88 | * @see java.lang.Object#equals(java.lang.Object) |
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89 | */ |
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90 | public boolean equals(Object o) { |
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91 | 0 | return date.equals(o); |
92 | } |
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93 | ||
94 | /* (non-Javadoc) |
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95 | * @see java.lang.Object#hashCode() |
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96 | */ |
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97 | public int hashCode() { |
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98 | 0 | return date.hashCode(); |
99 | } |
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100 | ||
101 | } |
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