Classes in this File | Line Coverage | Branch Coverage | Complexity | ||||
AwsFrame |
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AwsFrame$AjcClosure1 |
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AwsFrame$AjcClosure11 |
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AwsFrame$AjcClosure13 |
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AwsFrame$AjcClosure3 |
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AwsFrame$AjcClosure5 |
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AwsFrame$AjcClosure7 |
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AwsFrame$AjcClosure9 |
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1 | 0 | /** |
2 | * Copyright (c) 2012-2016, jcabi.com | |
3 | * All rights reserved. | |
4 | * | |
5 | * Redistribution and use in source and binary forms, with or without | |
6 | * modification, are permitted provided that the following conditions | |
7 | * are met: 1) Redistributions of source code must retain the above | |
8 | * copyright notice, this list of conditions and the following | |
9 | * disclaimer. 2) Redistributions in binary form must reproduce the above | |
10 | * copyright notice, this list of conditions and the following | |
11 | * disclaimer in the documentation and/or other materials provided | |
12 | * with the distribution. 3) Neither the name of the jcabi.com nor | |
13 | * the names of its contributors may be used to endorse or promote | |
14 | * products derived from this software without specific prior written | |
15 | * permission. | |
16 | * | |
17 | * THIS SOFTWARE IS PROVIDED BY THE COPYRIGHT HOLDERS AND CONTRIBUTORS | |
18 | * "AS IS" AND ANY EXPRESS OR IMPLIED WARRANTIES, INCLUDING, BUT | |
19 | * NOT LIMITED TO, THE IMPLIED WARRANTIES OF MERCHANTABILITY AND | |
20 | * FITNESS FOR A PARTICULAR PURPOSE ARE DISCLAIMED. IN NO EVENT SHALL | |
21 | * THE COPYRIGHT HOLDER OR CONTRIBUTORS BE LIABLE FOR ANY DIRECT, | |
22 | * INDIRECT, INCIDENTAL, SPECIAL, EXEMPLARY, OR CONSEQUENTIAL DAMAGES | |
23 | * (INCLUDING, BUT NOT LIMITED TO, PROCUREMENT OF SUBSTITUTE GOODS OR | |
24 | * SERVICES; LOSS OF USE, DATA, OR PROFITS; OR BUSINESS INTERRUPTION) | |
25 | * HOWEVER CAUSED AND ON ANY THEORY OF LIABILITY, WHETHER IN CONTRACT, | |
26 | * STRICT LIABILITY, OR TORT (INCLUDING NEGLIGENCE OR OTHERWISE) | |
27 | * ARISING IN ANY WAY OUT OF THE USE OF THIS SOFTWARE, EVEN IF ADVISED | |
28 | * OF THE POSSIBILITY OF SUCH DAMAGE. | |
29 | */ | |
30 | package com.jcabi.dynamo; | |
31 | ||
32 | import com.amazonaws.services.dynamodbv2.model.Condition; | |
33 | import com.jcabi.aspects.Immutable; | |
34 | import com.jcabi.aspects.Loggable; | |
35 | import java.io.IOException; | |
36 | import java.util.AbstractCollection; | |
37 | import java.util.Iterator; | |
38 | import java.util.Map; | |
39 | import lombok.EqualsAndHashCode; | |
40 | import lombok.ToString; | |
41 | ||
42 | /** | |
43 | * Frame through AWS SDK. | |
44 | * | |
45 | * @author Yegor Bugayenko (yegor@tpc2.com) | |
46 | * @version $Id: 4074bf2dc3686b2202db80479c266668af3da41b $ | |
47 | * @since 0.1 | |
48 | */ | |
49 | @Immutable | |
50 | @Loggable(Loggable.DEBUG) | |
51 | 4 | @ToString |
52 | 1 | @EqualsAndHashCode |
53 | ( | |
54 | callSuper = false, | |
55 | of = { "credentials", "tbl", "name", "conditions", "valve" } | |
56 | ) | |
57 | final class AwsFrame extends AbstractCollection<Item> implements Frame { | |
58 | ||
59 | /** | |
60 | * AWS credentials. | |
61 | */ | |
62 | private final transient Credentials credentials; | |
63 | ||
64 | /** | |
65 | * Table. | |
66 | */ | |
67 | private final transient AwsTable tbl; | |
68 | ||
69 | /** | |
70 | * Table name. | |
71 | */ | |
72 | private final transient String name; | |
73 | ||
74 | /** | |
75 | * Conditions. | |
76 | */ | |
77 | private final transient Conditions conditions; | |
78 | ||
79 | /** | |
80 | * Valve with items. | |
81 | */ | |
82 | private final transient Valve valve; | |
83 | ||
84 | /** | |
85 | * Public ctor. | |
86 | * @param creds Credentials | |
87 | * @param table Table | |
88 | * @param label Table name | |
89 | */ | |
90 | AwsFrame(final Credentials creds, final AwsTable table, | |
91 | final String label) { | |
92 | 4 | this(creds, table, label, new Conditions(), new ScanValve()); |
93 | 4 | } |
94 | ||
95 | /** | |
96 | * Public ctor. | |
97 | * @param creds Credentials | |
98 | * @param table Table | |
99 | * @param label Table name | |
100 | * @param conds Conditions | |
101 | * @param vlv Valve | |
102 | * @checkstyle ParameterNumber (5 lines) | |
103 | */ | |
104 | AwsFrame(final Credentials creds, final AwsTable table, | |
105 | final String label, final Conditions conds, final Valve vlv) { | |
106 | 4 | super(); |
107 | 4 | this.credentials = creds; |
108 | 4 | this.tbl = table; |
109 | 4 | this.name = label; |
110 | 4 | this.conditions = conds; |
111 | 4 | this.valve = vlv; |
112 | 4 | } |
113 | ||
114 | @Override | |
115 | public Iterator<Item> iterator() { | |
116 | try { | |
117 | 0 | return new AwsIterator( |
118 | this.credentials, | |
119 | this, | |
120 | this.name, | |
121 | this.conditions, | |
122 | this.tbl.keys(), | |
123 | this.valve | |
124 | ); | |
125 | 0 | } catch (final IOException ex) { |
126 | 0 | throw new IllegalStateException(ex); |
127 | } | |
128 | } | |
129 | ||
130 | @Override | |
131 | public int size() { | |
132 | try { | |
133 | 0 | return this.valve.count( |
134 | this.credentials, this.name, this.conditions | |
135 | ); | |
136 | 0 | } catch (final IOException ex) { |
137 | 0 | throw new IllegalStateException( |
138 | String.format("can't count items in \"%s\"", this.name), | |
139 | ex | |
140 | ); | |
141 | } | |
142 | } | |
143 | ||
144 | @Override | |
145 | public Frame where(final String attr, final String value) { | |
146 | 0 | return this.where(attr, Conditions.equalTo(value)); |
147 | } | |
148 | ||
149 | @Override | |
150 | public Frame where(final String attr, final Condition condition) { | |
151 | 0 | return new AwsFrame( |
152 | this.credentials, | |
153 | this.tbl, | |
154 | this.name, | |
155 | this.conditions.with(attr, condition), | |
156 | this.valve | |
157 | ); | |
158 | } | |
159 | ||
160 | @Override | |
161 | public Frame where(final Map<String, Condition> conds) { | |
162 | 0 | return new AwsFrame( |
163 | this.credentials, | |
164 | this.tbl, | |
165 | this.name, | |
166 | this.conditions.with(conds), | |
167 | this.valve | |
168 | ); | |
169 | } | |
170 | ||
171 | @Override | |
172 | public Frame through(final Valve vlv) { | |
173 | 0 | return new AwsFrame( |
174 | this.credentials, | |
175 | this.tbl, | |
176 | this.name, | |
177 | this.conditions, | |
178 | vlv | |
179 | ); | |
180 | } | |
181 | ||
182 | @Override | |
183 | public Table table() { | |
184 | 0 | return this.tbl; |
185 | } | |
186 | ||
187 | } |