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a3b510ab NR |
1 | package be.nikiroo.jvcard; |
2 | ||
3 | import java.io.BufferedReader; | |
4 | import java.io.BufferedWriter; | |
5 | import java.io.File; | |
6 | import java.io.FileReader; | |
7 | import java.io.FileWriter; | |
8 | import java.io.IOException; | |
bcb54330 | 9 | import java.util.ArrayList; |
a3b510ab NR |
10 | import java.util.Arrays; |
11 | import java.util.LinkedList; | |
12 | import java.util.List; | |
13 | ||
14 | import be.nikiroo.jvcard.parsers.Format; | |
15 | import be.nikiroo.jvcard.parsers.Parser; | |
16 | ||
17 | /** | |
18 | * A card is a contact information card. It contains data about one or more | |
19 | * contacts. | |
20 | * | |
21 | * @author niki | |
22 | * | |
23 | */ | |
24 | public class Card { | |
25 | private List<Contact> contacts; | |
26 | private File file; | |
27 | private boolean dirty; | |
0b0b2b0f | 28 | private String name; |
bcb54330 | 29 | private Format format; |
a3b510ab NR |
30 | |
31 | public Card(File file, Format format) throws IOException { | |
32 | this.file = file; | |
bcb54330 | 33 | this.format = format; |
a3b510ab | 34 | |
0b0b2b0f NR |
35 | if (file != null) { |
36 | name = file.getName(); | |
37 | } | |
38 | ||
a3b510ab NR |
39 | BufferedReader buffer = new BufferedReader(new FileReader(file)); |
40 | List<String> lines = new LinkedList<String>(); | |
41 | for (String line = buffer.readLine(); line != null; line = buffer | |
42 | .readLine()) { | |
43 | lines.add(line); | |
44 | } | |
bcb54330 | 45 | buffer.close(); |
a3b510ab NR |
46 | |
47 | load(lines, format); | |
bcb54330 NR |
48 | dirty = false; // initial load, so no change yet, so no need to call |
49 | // setPristine() | |
a3b510ab NR |
50 | } |
51 | ||
bcb54330 NR |
52 | /** |
53 | * Return the full list of {@link Contact}s. Please use responsibly (this is | |
54 | * the original list, do not modify the list itself). | |
55 | * | |
56 | * @return the list of {@link Contact}s | |
57 | */ | |
58 | public List<Contact> getContactsList() { | |
a3b510ab NR |
59 | return contacts; |
60 | } | |
61 | ||
bcb54330 NR |
62 | /** |
63 | * Return the list of {@link Contact}s. Note that this list is a copy. | |
64 | * | |
65 | * @return the list of {@link Contact}s | |
66 | */ | |
67 | public List<Contact> getContacts() { | |
68 | ArrayList<Contact> list = new ArrayList<Contact>(size()); | |
69 | list.addAll(contacts); | |
70 | return list; | |
71 | } | |
72 | ||
73 | public int size() { | |
74 | return contacts.size(); | |
75 | } | |
76 | ||
77 | public Contact get(int index) { | |
78 | return contacts.get(index); | |
79 | } | |
80 | ||
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81 | public boolean saveAs(File file, Format format) throws IOException { |
82 | if (file == null) | |
83 | return false; | |
84 | ||
85 | BufferedWriter writer = new BufferedWriter(new FileWriter(file)); | |
86 | writer.append(toString(format)); | |
87 | writer.close(); | |
88 | ||
89 | if (file.equals(this.file)) { | |
bcb54330 | 90 | setPristine(); |
a3b510ab NR |
91 | } |
92 | ||
93 | return true; | |
94 | } | |
95 | ||
bcb54330 | 96 | public boolean save() throws IOException { |
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97 | return saveAs(file, format); |
98 | } | |
99 | ||
100 | public String toString(Format format) { | |
101 | return Parser.toString(this, format); | |
102 | } | |
103 | ||
104 | public String toString() { | |
105 | return toString(Format.VCard21); | |
106 | } | |
107 | ||
108 | protected void load(String serializedContent, Format format) { | |
109 | // note: fixed size array | |
110 | List<String> lines = Arrays.asList(serializedContent.split("\n")); | |
111 | load(lines, format); | |
112 | } | |
113 | ||
114 | protected void load(List<String> lines, Format format) { | |
115 | this.contacts = Parser.parse(lines, format); | |
116 | setDirty(); | |
117 | ||
118 | for (Contact contact : contacts) { | |
119 | contact.setParent(this); | |
120 | } | |
121 | } | |
122 | ||
123 | public boolean isDirty() { | |
124 | return dirty; | |
125 | } | |
126 | ||
0b0b2b0f NR |
127 | /** |
128 | * Return the name of this card. | |
129 | * | |
130 | * @return the name | |
131 | */ | |
132 | public String getName() { | |
133 | return name; | |
134 | } | |
135 | ||
a3b510ab NR |
136 | /** |
137 | * Notify that this element has unsaved changes. | |
138 | */ | |
139 | void setDirty() { | |
140 | dirty = true; | |
141 | } | |
bcb54330 NR |
142 | |
143 | /** | |
144 | * Notify this element <i>and all its descendants</i> that it is in pristine | |
145 | * state (as opposed to dirty). | |
146 | */ | |
147 | void setPristine() { | |
148 | dirty = false; | |
149 | for (Contact contact : contacts) { | |
150 | contact.setPristine(); | |
151 | } | |
152 | } | |
a3b510ab | 153 | } |