1 | // SECTION-START[License Header] |
2 | // <editor-fold defaultstate="collapsed" desc=" Generated License "> |
3 | /* |
4 | * Java Object Management and Configuration |
5 | * Copyright (C) Christian Schulte, 2011-313 |
6 | * All rights reserved. |
7 | * |
8 | * Redistribution and use in source and binary forms, with or without |
9 | * modification, are permitted provided that the following conditions |
10 | * are met: |
11 | * |
12 | * o Redistributions of source code must retain the above copyright |
13 | * notice, this list of conditions and the following disclaimer. |
14 | * |
15 | * o Redistributions in binary form must reproduce the above copyright |
16 | * notice, this list of conditions and the following disclaimer in |
17 | * the documentation and/or other materials provided with the |
18 | * distribution. |
19 | * |
20 | * THIS SOFTWARE IS PROVIDED "AS IS" AND ANY EXPRESS OR IMPLIED WARRANTIES, |
21 | * INCLUDING, BUT NOT LIMITED TO, THE IMPLIED WARRANTIES OF MERCHANTABILITY |
22 | * AND FITNESS FOR A PARTICULAR PURPOSE ARE DISCLAIMED. IN NO EVENT SHALL |
23 | * THE AUTHORS OR COPYRIGHT HOLDERS BE LIABLE FOR ANY DIRECT, INDIRECT, |
24 | * INCIDENTAL, SPECIAL, EXEMPLARY, OR CONSEQUENTIAL DAMAGES (INCLUDING, BUT |
25 | * NOT LIMITED TO, PROCUREMENT OF SUBSTITUTE GOODS OR SERVICES; LOSS OF USE, |
26 | * DATA, OR PROFITS; OR BUSINESS INTERRUPTION) HOWEVER CAUSED AND ON ANY |
27 | * THEORY OF LIABILITY, WHETHER IN CONTRACT, STRICT LIABILITY, OR TORT |
28 | * (INCLUDING NEGLIGENCE OR OTHERWISE) ARISING IN ANY WAY OUT OF THE USE OF |
29 | * THIS SOFTWARE, EVEN IF ADVISED OF THE POSSIBILITY OF SUCH DAMAGE. |
30 | * |
31 | * $JOMC: RuntimeArguments.java 4881 2014-02-20 22:55:53Z schulte $ |
32 | * |
33 | */ |
34 | // </editor-fold> |
35 | // SECTION-END |
36 | package org.jomc.ri.model; |
37 | |
38 | import java.util.Map; |
39 | import javax.xml.bind.annotation.XmlTransient; |
40 | import org.jomc.model.Argument; |
41 | import org.jomc.model.Arguments; |
42 | import static org.jomc.ri.model.RuntimeModelObjects.createMap; |
43 | |
44 | // SECTION-START[Documentation] |
45 | // <editor-fold defaultstate="collapsed" desc=" Generated Documentation "> |
46 | /** |
47 | * Runtime {@code Arguments}. |
48 | * |
49 | * <dl> |
50 | * <dt><b>Identifier:</b></dt><dd>org.jomc.ri.model.RuntimeArguments</dd> |
51 | * <dt><b>Name:</b></dt><dd>JOMC ⁑ RI ⁑ RuntimeArguments</dd> |
52 | * <dt><b>Specifications:</b></dt> |
53 | * <dd>org.jomc.ri.model.RuntimeModelObject @ 1.2</dd> |
54 | * <dt><b>Abstract:</b></dt><dd>No</dd> |
55 | * <dt><b>Final:</b></dt><dd>No</dd> |
56 | * <dt><b>Stateless:</b></dt><dd>No</dd> |
57 | * </dl> |
58 | * |
59 | * @author <a href="mailto:cs@schulte.it">Christian Schulte</a> 1.2 |
60 | * @version 1.2 |
61 | */ |
62 | // </editor-fold> |
63 | // SECTION-END |
64 | // SECTION-START[Annotations] |
65 | // <editor-fold defaultstate="collapsed" desc=" Generated Annotations "> |
66 | @javax.annotation.Generated( value = "org.jomc.tools.SourceFileProcessor 1.6", comments = "See http://www.jomc.org/jomc/1.6/jomc-tools-1.6" ) |
67 | // </editor-fold> |
68 | // SECTION-END |
69 | public class RuntimeArguments extends Arguments implements RuntimeModelObject |
70 | { |
71 | // SECTION-START[RuntimeArguments] |
72 | |
73 | /** Cache map. */ |
74 | @XmlTransient |
75 | private transient final Map<String, Argument> argumentsByNameCache = createMap(); |
76 | |
77 | /** Cache map. */ |
78 | @XmlTransient |
79 | private transient final Map<Number, Argument> argumentsByIndexCache = createMap(); |
80 | |
81 | /** |
82 | * Creates a new {@code RuntimeArguments} instance by deeply copying a given {@code Arguments} instance. |
83 | * |
84 | * @param arguments The instance to copy. |
85 | * |
86 | * @throws NullPointerException if {@code arguments} is {@code null}. |
87 | */ |
88 | public RuntimeArguments( final Arguments arguments ) |
89 | { |
90 | super( arguments ); |
91 | |
92 | if ( this.getAuthors() != null ) |
93 | { |
94 | this.setAuthors( RuntimeModelObjects.getInstance().copyOf( this.getAuthors() ) ); |
95 | } |
96 | if ( this.getDocumentation() != null ) |
97 | { |
98 | this.setDocumentation( RuntimeModelObjects.getInstance().copyOf( this.getDocumentation() ) ); |
99 | } |
100 | |
101 | this.copyArguments(); |
102 | } |
103 | |
104 | /** |
105 | * Gets an argument for a given name from the list of arguments. |
106 | * <p>This method queries an internal cache for a result object to return for the given argument values. If no |
107 | * cached result object is available, this method queries the super-class for a result object to return and caches |
108 | * the outcome of that query for use on successive calls.</p> |
109 | * <p><b>Note:</b><br/>Method {@code clear()} must be used to synchronize the state of the internal cache with the |
110 | * state of the instance, should the state of the instance change.</p> |
111 | * |
112 | * @param name The name of the argument to return. |
113 | * |
114 | * @return The first matching argument or {@code null}, if no such argument is found. |
115 | * |
116 | * @throws NullPointerException if {@code name} is {@code null}. |
117 | * |
118 | * @see #getArgument() |
119 | * @see Argument#getName() |
120 | * @see #clear() |
121 | */ |
122 | @Override |
123 | public Argument getArgument( final String name ) |
124 | { |
125 | if ( name == null ) |
126 | { |
127 | throw new NullPointerException( "name" ); |
128 | } |
129 | |
130 | synchronized ( this.argumentsByNameCache ) |
131 | { |
132 | Argument a = this.argumentsByNameCache.get( name ); |
133 | |
134 | if ( a == null && !this.argumentsByNameCache.containsKey( name ) ) |
135 | { |
136 | a = super.getArgument( name ); |
137 | this.argumentsByNameCache.put( name, a ); |
138 | } |
139 | |
140 | return a; |
141 | } |
142 | } |
143 | |
144 | /** |
145 | * Gets an argument for a given index from the list of arguments. |
146 | * <p>This method queries an internal cache for a result object to return for the given argument values. If no |
147 | * cached result object is available, this method queries the super-class for a result object to return and caches |
148 | * the outcome of that query for use on successive calls.</p> |
149 | * <p><b>Note:</b><br/>Method {@code clear()} must be used to synchronize the state of the internal cache with the |
150 | * state of the instance, should the state of the instance change.</p> |
151 | * |
152 | * @param index The index of the argument to return. |
153 | * |
154 | * @return The first matching argument or {@code null}, if no such argument is found. |
155 | * |
156 | * @throws IndexOutOfBoundsException if {@code index} is negative, greater or equal to the size of the list of |
157 | * arguments. |
158 | * |
159 | * @see #getArgument() |
160 | * @see Argument#getIndex() |
161 | * @see #clear() |
162 | */ |
163 | @Override |
164 | public Argument getArgument( final int index ) |
165 | { |
166 | if ( index < 0 || index >= this.getArgument().size() ) |
167 | { |
168 | throw new IndexOutOfBoundsException( Integer.toString( index ) ); |
169 | } |
170 | |
171 | synchronized ( this.argumentsByIndexCache ) |
172 | { |
173 | Argument a = this.argumentsByIndexCache.get( index ); |
174 | |
175 | if ( a == null && !this.argumentsByIndexCache.containsKey( index ) ) |
176 | { |
177 | a = super.getArgument( index ); |
178 | this.argumentsByIndexCache.put( index, a ); |
179 | } |
180 | |
181 | return a; |
182 | } |
183 | } |
184 | |
185 | private void copyArguments() |
186 | { |
187 | for ( int i = 0, s0 = this.getArgument().size(); i < s0; i++ ) |
188 | { |
189 | final Argument a = this.getArgument().get( i ); |
190 | this.getArgument().set( i, RuntimeModelObjects.getInstance().copyOf( a ) ); |
191 | } |
192 | } |
193 | |
194 | // SECTION-END |
195 | // SECTION-START[RuntimeModelObject] |
196 | public void gc() |
197 | { |
198 | this.gcOrClear( true, false ); |
199 | } |
200 | |
201 | public void clear() |
202 | { |
203 | synchronized ( this.argumentsByIndexCache ) |
204 | { |
205 | this.argumentsByIndexCache.clear(); |
206 | } |
207 | synchronized ( this.argumentsByNameCache ) |
208 | { |
209 | this.argumentsByNameCache.clear(); |
210 | } |
211 | |
212 | this.gcOrClear( false, true ); |
213 | } |
214 | |
215 | private void gcOrClear( final boolean gc, final boolean clear ) |
216 | { |
217 | if ( this.getAuthors() instanceof RuntimeModelObject ) |
218 | { |
219 | if ( gc ) |
220 | { |
221 | ( (RuntimeModelObject) this.getAuthors() ).gc(); |
222 | } |
223 | if ( clear ) |
224 | { |
225 | ( (RuntimeModelObject) this.getAuthors() ).clear(); |
226 | } |
227 | } |
228 | if ( this.getDocumentation() instanceof RuntimeModelObject ) |
229 | { |
230 | if ( gc ) |
231 | { |
232 | ( (RuntimeModelObject) this.getDocumentation() ).gc(); |
233 | } |
234 | if ( clear ) |
235 | { |
236 | ( (RuntimeModelObject) this.getDocumentation() ).clear(); |
237 | } |
238 | } |
239 | |
240 | this.gcOrClearArguments( gc, clear ); |
241 | } |
242 | |
243 | private void gcOrClearArguments( final boolean gc, final boolean clear ) |
244 | { |
245 | for ( int i = 0, s0 = this.getArgument().size(); i < s0; i++ ) |
246 | { |
247 | final Argument a = this.getArgument().get( i ); |
248 | if ( a instanceof RuntimeModelObject ) |
249 | { |
250 | if ( gc ) |
251 | { |
252 | ( (RuntimeModelObject) a ).gc(); |
253 | } |
254 | if ( clear ) |
255 | { |
256 | ( (RuntimeModelObject) a ).clear(); |
257 | } |
258 | } |
259 | } |
260 | } |
261 | |
262 | // SECTION-END |
263 | // SECTION-START[Constructors] |
264 | // <editor-fold defaultstate="collapsed" desc=" Generated Constructors "> |
265 | /** Creates a new {@code RuntimeArguments} instance. */ |
266 | @javax.annotation.Generated( value = "org.jomc.tools.SourceFileProcessor 1.6", comments = "See http://www.jomc.org/jomc/1.6/jomc-tools-1.6" ) |
267 | public RuntimeArguments() |
268 | { |
269 | // SECTION-START[Default Constructor] |
270 | super(); |
271 | // SECTION-END |
272 | } |
273 | // </editor-fold> |
274 | // SECTION-END |
275 | // SECTION-START[Dependencies] |
276 | // SECTION-END |
277 | // SECTION-START[Properties] |
278 | // SECTION-END |
279 | // SECTION-START[Messages] |
280 | // SECTION-END |
281 | } |