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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; | |
296a0b75 | 6 | import java.io.FileInputStream; |
a3b510ab NR |
7 | import java.io.FileReader; |
8 | import java.io.FileWriter; | |
9 | import java.io.IOException; | |
296a0b75 | 10 | import java.io.InputStreamReader; |
bcb54330 | 11 | import java.util.ArrayList; |
a3b510ab NR |
12 | import java.util.Arrays; |
13 | import java.util.LinkedList; | |
14 | import java.util.List; | |
15 | ||
16 | import be.nikiroo.jvcard.parsers.Format; | |
17 | import be.nikiroo.jvcard.parsers.Parser; | |
18 | ||
19 | /** | |
20 | * A card is a contact information card. It contains data about one or more | |
21 | * contacts. | |
22 | * | |
23 | * @author niki | |
24 | * | |
25 | */ | |
26 | public class Card { | |
27 | private List<Contact> contacts; | |
28 | private File file; | |
29 | private boolean dirty; | |
0b0b2b0f | 30 | private String name; |
bcb54330 | 31 | private Format format; |
a3b510ab NR |
32 | |
33 | public Card(File file, Format format) throws IOException { | |
34 | this.file = file; | |
bcb54330 | 35 | this.format = format; |
a3b510ab | 36 | |
0b0b2b0f NR |
37 | if (file != null) { |
38 | name = file.getName(); | |
39 | } | |
40 | ||
296a0b75 NR |
41 | BufferedReader buffer = new BufferedReader(new InputStreamReader( |
42 | new FileInputStream(file), "UTF-8")); | |
a3b510ab NR |
43 | List<String> lines = new LinkedList<String>(); |
44 | for (String line = buffer.readLine(); line != null; line = buffer | |
45 | .readLine()) { | |
46 | lines.add(line); | |
47 | } | |
bcb54330 | 48 | buffer.close(); |
a3b510ab NR |
49 | |
50 | load(lines, format); | |
bcb54330 NR |
51 | dirty = false; // initial load, so no change yet, so no need to call |
52 | // setPristine() | |
a3b510ab NR |
53 | } |
54 | ||
bcb54330 NR |
55 | /** |
56 | * Return the full list of {@link Contact}s. Please use responsibly (this is | |
57 | * the original list, do not modify the list itself). | |
58 | * | |
59 | * @return the list of {@link Contact}s | |
60 | */ | |
61 | public List<Contact> getContactsList() { | |
a3b510ab NR |
62 | return contacts; |
63 | } | |
64 | ||
bcb54330 NR |
65 | /** |
66 | * Return the list of {@link Contact}s. Note that this list is a copy. | |
67 | * | |
68 | * @return the list of {@link Contact}s | |
69 | */ | |
70 | public List<Contact> getContacts() { | |
71 | ArrayList<Contact> list = new ArrayList<Contact>(size()); | |
72 | list.addAll(contacts); | |
73 | return list; | |
74 | } | |
75 | ||
76 | public int size() { | |
77 | return contacts.size(); | |
78 | } | |
79 | ||
80 | public Contact get(int index) { | |
81 | return contacts.get(index); | |
82 | } | |
83 | ||
a3b510ab NR |
84 | public boolean saveAs(File file, Format format) throws IOException { |
85 | if (file == null) | |
86 | return false; | |
87 | ||
88 | BufferedWriter writer = new BufferedWriter(new FileWriter(file)); | |
89 | writer.append(toString(format)); | |
90 | writer.close(); | |
91 | ||
92 | if (file.equals(this.file)) { | |
bcb54330 | 93 | setPristine(); |
a3b510ab NR |
94 | } |
95 | ||
96 | return true; | |
97 | } | |
98 | ||
bcb54330 | 99 | public boolean save() throws IOException { |
a3b510ab NR |
100 | return saveAs(file, format); |
101 | } | |
102 | ||
103 | public String toString(Format format) { | |
104 | return Parser.toString(this, format); | |
105 | } | |
106 | ||
107 | public String toString() { | |
108 | return toString(Format.VCard21); | |
109 | } | |
110 | ||
111 | protected void load(String serializedContent, Format format) { | |
112 | // note: fixed size array | |
113 | List<String> lines = Arrays.asList(serializedContent.split("\n")); | |
114 | load(lines, format); | |
115 | } | |
116 | ||
117 | protected void load(List<String> lines, Format format) { | |
118 | this.contacts = Parser.parse(lines, format); | |
119 | setDirty(); | |
120 | ||
121 | for (Contact contact : contacts) { | |
122 | contact.setParent(this); | |
123 | } | |
124 | } | |
125 | ||
126 | public boolean isDirty() { | |
127 | return dirty; | |
128 | } | |
129 | ||
0b0b2b0f NR |
130 | /** |
131 | * Return the name of this card. | |
132 | * | |
133 | * @return the name | |
134 | */ | |
135 | public String getName() { | |
136 | return name; | |
137 | } | |
138 | ||
a3b510ab NR |
139 | /** |
140 | * Notify that this element has unsaved changes. | |
141 | */ | |
142 | void setDirty() { | |
143 | dirty = true; | |
144 | } | |
bcb54330 NR |
145 | |
146 | /** | |
147 | * Notify this element <i>and all its descendants</i> that it is in pristine | |
148 | * state (as opposed to dirty). | |
149 | */ | |
150 | void setPristine() { | |
151 | dirty = false; | |
152 | for (Contact contact : contacts) { | |
153 | contact.setPristine(); | |
154 | } | |
155 | } | |
a3b510ab | 156 | } |