Classes in this File | Line Coverage | Branch Coverage | Complexity | ||||
Document |
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| 1.0;1 |
1 | /* | |
2 | * #%L | |
3 | * Document.java - mongodb-async-driver - Allanbank Consulting, Inc. | |
4 | * %% | |
5 | * Copyright (C) 2011 - 2014 Allanbank Consulting, Inc. | |
6 | * %% | |
7 | * Licensed under the Apache License, Version 2.0 (the "License"); | |
8 | * you may not use this file except in compliance with the License. | |
9 | * You may obtain a copy of the License at | |
10 | * | |
11 | * http://www.apache.org/licenses/LICENSE-2.0 | |
12 | * | |
13 | * Unless required by applicable law or agreed to in writing, software | |
14 | * distributed under the License is distributed on an "AS IS" BASIS, | |
15 | * WITHOUT WARRANTIES OR CONDITIONS OF ANY KIND, either express or implied. | |
16 | * See the License for the specific language governing permissions and | |
17 | * limitations under the License. | |
18 | * #L% | |
19 | */ | |
20 | package com.allanbank.mongodb.bson; | |
21 | ||
22 | import java.io.Serializable; | |
23 | import java.util.List; | |
24 | ||
25 | /** | |
26 | * Interface for a document. | |
27 | * | |
28 | * @api.yes This interface is part of the driver's API. Public and protected | |
29 | * members will be deprecated for at least 1 non-bugfix release | |
30 | * (version numbers are <major>.<minor>.<bugfix>) | |
31 | * before being removed or modified. | |
32 | * @copyright 2011-2013, Allanbank Consulting, Inc., All Rights Reserved | |
33 | */ | |
34 | public interface Document extends Iterable<Element>, DocumentAssignable, | |
35 | Serializable { | |
36 | ||
37 | /** | |
38 | * Accepts the visitor and calls the appropriate method on the visitor based | |
39 | * on the document type. | |
40 | * | |
41 | * @param visitor | |
42 | * THe visitor for the document. | |
43 | */ | |
44 | public void accept(Visitor visitor); | |
45 | ||
46 | /** | |
47 | * Returns true if the document contains an element with the specified name. | |
48 | * | |
49 | * @param name | |
50 | * The name of the element to locate. | |
51 | * @return True if the document contains an element with the given name, | |
52 | * false otherwise. | |
53 | */ | |
54 | public boolean contains(String name); | |
55 | ||
56 | /** | |
57 | * Returns the elements matching the path of regular expressions. | |
58 | * | |
59 | * @param <E> | |
60 | * The type of element to match. | |
61 | * @param clazz | |
62 | * The class of elements to match. | |
63 | * @param nameRegexs | |
64 | * The path of regular expressions. | |
65 | * @return The elements matching the path of regular expressions. May be an | |
66 | * empty list but will never be <code>null</code>. | |
67 | */ | |
68 | public <E extends Element> List<E> find(Class<E> clazz, | |
69 | String... nameRegexs); | |
70 | ||
71 | /** | |
72 | * Returns the elements matching the path of regular expressions. | |
73 | * | |
74 | * @param nameRegexs | |
75 | * The path of regular expressions. | |
76 | * @return The elements matching the path of regular expressions. May be an | |
77 | * empty list but will never be <code>null</code>. | |
78 | */ | |
79 | public List<Element> find(String... nameRegexs); | |
80 | ||
81 | /** | |
82 | * Returns the first element matching the path of regular expressions. | |
83 | * <p> | |
84 | * Note: It is much faster to use the {@link #get(Class,String)} method on a | |
85 | * document than to use the {@link #findFirst(String...)} with a single | |
86 | * {@code nameRegexs}. | |
87 | * </p> | |
88 | * | |
89 | * @param <E> | |
90 | * The type of element to match. | |
91 | * @param clazz | |
92 | * The class of element to match. | |
93 | * @param nameRegexs | |
94 | * The path of regular expressions. | |
95 | * @return The first element matching the path of regular expressions. | |
96 | */ | |
97 | public <E extends Element> E findFirst(Class<E> clazz, String... nameRegexs); | |
98 | ||
99 | /** | |
100 | * Returns the first element matching the path of regular expressions. | |
101 | * <p> | |
102 | * Note: It is much faster to use the {@link #get(String)} method on a | |
103 | * document than to use the {@link #findFirst(String...)} with a single | |
104 | * {@code nameRegexs}. | |
105 | * </p> | |
106 | * | |
107 | * @param nameRegexs | |
108 | * The path of regular expressions. | |
109 | * @return The first element matching the path of regular expressions. | |
110 | */ | |
111 | public Element findFirst(String... nameRegexs); | |
112 | ||
113 | /** | |
114 | * Returns the element with the specified name or null if no element with | |
115 | * that name exists. | |
116 | * | |
117 | * @param <E> | |
118 | * The type of element to get. | |
119 | * @param clazz | |
120 | * The class of element to get. | |
121 | * @param name | |
122 | * The name of the element to locate. | |
123 | * @return The sub-element in the document with the given name or null if | |
124 | * element exists with the given name. | |
125 | */ | |
126 | public <E extends Element> E get(Class<E> clazz, String name); | |
127 | ||
128 | /** | |
129 | * Returns the element with the specified name or null if no element with | |
130 | * that name exists. | |
131 | * | |
132 | * @param name | |
133 | * The name of the element to locate. | |
134 | * @return The sub-element in the document with the given name or null if | |
135 | * element exists with the given name. | |
136 | */ | |
137 | public Element get(String name); | |
138 | ||
139 | /** | |
140 | * Returns the array of elements that create this document. | |
141 | * | |
142 | * @return The array of elements that create this document. | |
143 | */ | |
144 | public List<Element> getElements(); | |
145 | ||
146 | /** | |
147 | * Returns the size of the document when encoded as bytes. | |
148 | * | |
149 | * @return The size of the document when encoded as bytes. | |
150 | */ | |
151 | public long size(); | |
152 | } |