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17 package org.apache.logging.log4j.message;
18
19 import java.io.IOException;
20 import java.io.ObjectInputStream;
21 import java.io.ObjectOutputStream;
22 import java.util.Locale;
23 import java.util.MissingResourceException;
24 import java.util.ResourceBundle;
25
26 import org.apache.logging.log4j.status.StatusLogger;
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37 public class LocalizedMessage implements Message, LoggerNameAwareMessage {
38 private static final long serialVersionUID = 3893703791567290742L;
39
40 private String baseName;
41
42
43 private transient ResourceBundle resourceBundle;
44
45 private final Locale locale;
46
47 private transient StatusLogger logger = StatusLogger.getLogger();
48
49 private String loggerName;
50 private String key;
51 private String[] stringArgs;
52 private transient Object[] argArray;
53 private String formattedMessage;
54 private transient Throwable throwable;
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61
62 public LocalizedMessage(final String messagePattern, final Object[] arguments) {
63 this((ResourceBundle) null, (Locale) null, messagePattern, arguments);
64 }
65
66 public LocalizedMessage(final String baseName, final String key, final Object[] arguments) {
67 this(baseName, (Locale) null, key, arguments);
68 }
69
70 public LocalizedMessage(final ResourceBundle bundle, final String key, final Object[] arguments) {
71 this(bundle, (Locale) null, key, arguments);
72 }
73
74 public LocalizedMessage(final String baseName, final Locale locale, final String key, final Object[] arguments) {
75 this.key = key;
76 this.argArray = arguments;
77 this.throwable = null;
78 this.baseName = baseName;
79 this.resourceBundle = null;
80 this.locale = locale;
81 }
82
83 public LocalizedMessage(final ResourceBundle bundle, final Locale locale, final String key,
84 final Object[] arguments) {
85 this.key = key;
86 this.argArray = arguments;
87 this.throwable = null;
88 this.baseName = null;
89 this.resourceBundle = bundle;
90 this.locale = locale;
91 }
92
93 public LocalizedMessage(final Locale locale, final String key, final Object[] arguments) {
94 this((ResourceBundle) null, locale, key, arguments);
95 }
96
97 public LocalizedMessage(final String messagePattern, final Object arg) {
98 this((ResourceBundle) null, (Locale) null, messagePattern, new Object[] {arg});
99 }
100
101 public LocalizedMessage(final String baseName, final String key, final Object arg) {
102 this(baseName, (Locale) null, key, new Object[] {arg});
103 }
104
105 public LocalizedMessage(final ResourceBundle bundle, final String key, final Object arg) {
106 this(bundle, (Locale) null, key, new Object[] {arg});
107 }
108
109 public LocalizedMessage(final String baseName, final Locale locale, final String key, final Object arg) {
110 this(baseName, locale, key, new Object[] {arg});
111 }
112
113 public LocalizedMessage(final ResourceBundle bundle, final Locale locale, final String key, final Object arg) {
114 this(bundle, locale, key, new Object[] {arg});
115 }
116
117 public LocalizedMessage(final Locale locale, final String key, final Object arg) {
118 this((ResourceBundle) null, locale, key, new Object[] {arg});
119 }
120
121 public LocalizedMessage(final String messagePattern, final Object arg1, final Object arg2) {
122 this((ResourceBundle) null, (Locale) null, messagePattern, new Object[] {arg1, arg2});
123 }
124
125 public LocalizedMessage(final String baseName, final String key, final Object arg1, final Object arg2) {
126 this(baseName, (Locale) null, key, new Object[] {arg1, arg2});
127 }
128
129 public LocalizedMessage(final ResourceBundle bundle, final String key, final Object arg1, final Object arg2) {
130 this(bundle, (Locale) null, key, new Object[] {arg1, arg2});
131 }
132
133 public LocalizedMessage(final String baseName, final Locale locale, final String key, final Object arg1,
134 final Object arg2) {
135 this(baseName, locale, key, new Object[] {arg1, arg2});
136 }
137
138 public LocalizedMessage(final ResourceBundle bundle, final Locale locale, final String key, final Object arg1,
139 final Object arg2) {
140 this(bundle, locale, key, new Object[] {arg1, arg2});
141 }
142
143 public LocalizedMessage(final Locale locale, final String key, final Object arg1, final Object arg2) {
144 this((ResourceBundle) null, locale, key, new Object[] {arg1, arg2});
145 }
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151 @Override
152 public void setLoggerName(final String name) {
153 this.loggerName = name;
154 }
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160 @Override
161 public String getLoggerName() {
162 return this.loggerName;
163 }
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169 @Override
170 public String getFormattedMessage() {
171 if (formattedMessage != null) {
172 return formattedMessage;
173 }
174 ResourceBundle bundle = this.resourceBundle;
175 if (bundle == null) {
176 if (baseName != null) {
177 bundle = getResourceBundle(baseName, locale, false);
178 } else {
179 bundle = getResourceBundle(loggerName, locale, true);
180 }
181 }
182 final String myKey = getFormat();
183 final String msgPattern = (bundle == null || !bundle.containsKey(myKey)) ?
184 myKey : bundle.getString(myKey);
185 final Object[] array = argArray == null ? stringArgs : argArray;
186 final FormattedMessage msg = new FormattedMessage(msgPattern, array);
187 formattedMessage = msg.getFormattedMessage();
188 throwable = msg.getThrowable();
189 return formattedMessage;
190 }
191
192 @Override
193 public String getFormat() {
194 return key;
195 }
196
197 @Override
198 public Object[] getParameters() {
199 if (argArray != null) {
200 return argArray;
201 }
202 return stringArgs;
203 }
204
205 @Override
206 public Throwable getThrowable() {
207 return throwable;
208 }
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219 protected ResourceBundle getResourceBundle(final String rbBaseName, final Locale resourceBundleLocale, final boolean loop) {
220 ResourceBundle rb = null;
221
222 if (rbBaseName == null) {
223 return null;
224 }
225 try {
226 if (resourceBundleLocale != null) {
227 rb = ResourceBundle.getBundle(rbBaseName, resourceBundleLocale);
228 } else {
229 rb = ResourceBundle.getBundle(rbBaseName);
230 }
231 } catch (final MissingResourceException ex) {
232 if (!loop) {
233 logger.debug("Unable to locate ResourceBundle " + rbBaseName);
234 return null;
235 }
236 }
237
238 String substr = rbBaseName;
239 int i;
240 while (rb == null && (i = substr.lastIndexOf('.')) > 0) {
241 substr = substr.substring(0, i);
242 try {
243 if (resourceBundleLocale != null) {
244 rb = ResourceBundle.getBundle(substr, resourceBundleLocale);
245 } else {
246 rb = ResourceBundle.getBundle(substr);
247 }
248 } catch (final MissingResourceException ex) {
249 logger.debug("Unable to locate ResourceBundle " + substr);
250 }
251 }
252 return rb;
253 }
254
255 private void writeObject(final ObjectOutputStream out) throws IOException {
256 out.defaultWriteObject();
257 getFormattedMessage();
258 out.writeUTF(formattedMessage);
259 out.writeUTF(key);
260 out.writeUTF(baseName);
261 out.writeInt(argArray.length);
262 stringArgs = new String[argArray.length];
263 int i = 0;
264 for (final Object obj : argArray) {
265 stringArgs[i] = obj.toString();
266 ++i;
267 }
268 out.writeObject(stringArgs);
269 }
270
271 private void readObject(final ObjectInputStream in) throws IOException, ClassNotFoundException {
272 in.defaultReadObject();
273 formattedMessage = in.readUTF();
274 key = in.readUTF();
275 baseName = in.readUTF();
276 final int length = in.readInt();
277 stringArgs = (String[]) in.readObject();
278 logger = StatusLogger.getLogger();
279 resourceBundle = null;
280 argArray = null;
281 }
282 }