Source Code Cross Referenced for DesignTimeComponentBundle.java in  » IDE-Netbeans » visualweb.api.designer » com » sun » rave » faces » util » Java Source Code / Java DocumentationJava Source Code and Java Documentation

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Java Source Code / Java Documentation » IDE Netbeans » visualweb.api.designer » com.sun.rave.faces.util 
Source Cross Referenced  Class Diagram Java Document (Java Doc) 


001:        /*
002:         * DO NOT ALTER OR REMOVE COPYRIGHT NOTICES OR THIS HEADER.
003:         *
004:         * Copyright 1997-2007 Sun Microsystems, Inc. All rights reserved.
005:         *
006:         * The contents of this file are subject to the terms of either the GNU
007:         * General Public License Version 2 only ("GPL") or the Common
008:         * Development and Distribution License("CDDL") (collectively, the
009:         * "License"). You may not use this file except in compliance with the
010:         * License. You can obtain a copy of the License at
011:         * http://www.netbeans.org/cddl-gplv2.html
012:         * or nbbuild/licenses/CDDL-GPL-2-CP. See the License for the
013:         * specific language governing permissions and limitations under the
014:         * License.  When distributing the software, include this License Header
015:         * Notice in each file and include the License file at
016:         * nbbuild/licenses/CDDL-GPL-2-CP.  Sun designates this
017:         * particular file as subject to the "Classpath" exception as provided
018:         * by Sun in the GPL Version 2 section of the License file that
019:         * accompanied this code. If applicable, add the following below the
020:         * License Header, with the fields enclosed by brackets [] replaced by
021:         * your own identifying information:
022:         * "Portions Copyrighted [year] [name of copyright owner]"
023:         *
024:         * Contributor(s):
025:         *
026:         * The Original Software is NetBeans. The Initial Developer of the Original
027:         * Software is Sun Microsystems, Inc. Portions Copyright 1997-2007 Sun
028:         * Microsystems, Inc. All Rights Reserved.
029:         *
030:         * If you wish your version of this file to be governed by only the CDDL
031:         * or only the GPL Version 2, indicate your decision by adding
032:         * "[Contributor] elects to include this software in this distribution
033:         * under the [CDDL or GPL Version 2] license." If you do not indicate a
034:         * single choice of license, a recipient has the option to distribute
035:         * your version of this file under either the CDDL, the GPL Version 2 or
036:         * to extend the choice of license to its licensees as provided above.
037:         * However, if you add GPL Version 2 code and therefore, elected the GPL
038:         * Version 2 license, then the option applies only if the new code is
039:         * made subject to such option by the copyright holder.
040:         */
041:
042:        /*
043:         * Created on Oct 19, 2004
044:         *
045:         */
046:        package com.sun.rave.faces.util;
047:
048:        import java.io.IOException;
049:        import java.io.InputStream;
050:        import java.lang.ref.Reference;
051:        import java.lang.ref.WeakReference;
052:        import java.util.HashMap;
053:        import java.util.HashSet;
054:        import java.util.Map;
055:        import java.util.WeakHashMap;
056:
057:        /**
058:         * @author Matt
059:         */
060:        public class DesignTimeComponentBundle extends ComponentBundle {
061:
062:            private static final boolean isDebugOn = Boolean
063:                    .getBoolean("org.openide.util.NbBundle.DEBUG"); // NOI18N;
064:
065:            public void init(String baseName, ClassLoader classLoader) {
066:                super .init(baseName, isDebugOn ? DebugLoader.get(classLoader)
067:                        : classLoader);
068:            }
069:
070:            /**
071:             * This code CLONED from org.openide.util.NbBundle in order to not have to have
072:             * a direct reference to it.
073:             * Search for // RAVE in this inner class for differences from cloned code.
074:             * 
075:             * Classloader whose special trick is inserting debug information
076:             * into any *.properties files it loads.
077:             */
078:            private static final class DebugLoader extends ClassLoader {
079:
080:                /** global bundle index, each loaded bundle gets its own */
081:                private static int count = 0;
082:
083:                /** indices of known bundles; needed since DebugLoader's can be collected
084:                 * when softly reachable, but this should be transparent to the user
085:                 */
086:                private static final Map knownIDs = new HashMap(); // Map<String,int>
087:
088:                /** cache of existing debug loaders for regular loaders */
089:                private static final Map existing = new WeakHashMap(); // Map<ClassLoader,Reference<DebugLoader>>
090:
091:                private static int getID(String name) {
092:                    synchronized (knownIDs) {
093:                        Integer i = (Integer) knownIDs.get(name);
094:                        if (i == null) {
095:                            i = new Integer(++count);
096:                            knownIDs.put(name, i);
097:                            // RAVE changed NbBundle to ComponentBundle
098:                            System.err.println("ComponentBundle trace: #" + i
099:                                    + " = " + name); // NOI18N
100:                        }
101:                        return i.intValue();
102:                    }
103:                }
104:
105:                public static ClassLoader get(ClassLoader normal) {
106:                    //System.err.println("Lookup: normal=" + normal);
107:                    synchronized (existing) {
108:                        Reference r = (Reference) existing.get(normal);
109:                        if (r != null) {
110:                            ClassLoader dl = (ClassLoader) r.get();
111:                            if (dl != null) {
112:                                //System.err.println("\tcache hit");
113:                                return dl;
114:                            } else {
115:                                //System.err.println("\tcollected ref");
116:                            }
117:                        } else {
118:                            //System.err.println("\tnot in cache");
119:                        }
120:                        ClassLoader dl = new DebugLoader(normal);
121:                        existing.put(normal, new WeakReference(dl));
122:                        return dl;
123:                    }
124:                }
125:
126:                private DebugLoader(ClassLoader cl) {
127:                    super (cl);
128:                    //System.err.println ("new DebugLoader: cl=" + cl);
129:                }
130:
131:                public InputStream getResourceAsStream(String name) {
132:                    InputStream base = super .getResourceAsStream(name);
133:                    if (base == null)
134:                        return null;
135:                    if (name.endsWith(".properties")) { // NOI18N
136:                        int id = getID(name);
137:                        //System.err.println ("\tthis=" + this + " parent=" + getParent ());
138:                        boolean loc = name.indexOf("/Bundle.") != -1
139:                                || name.indexOf("/Bundle_") != -1; // NOI18N
140:                        // RAVE - added to support Bundle-JSF.properties files :)
141:                        loc |= name.matches(".*/Bundle.*\\.properties");
142:                        return new DebugInputStream(base, id, loc);
143:                    } else {
144:                        return base;
145:                    }
146:                }
147:
148:                // [PENDING] getResource not overridden; but ResourceBundle uses getResourceAsStream anyhow
149:
150:                /** Wrapper input stream which parses the text as it goes and adds annotations.
151:                 * Resource-bundle values are annotated with their current line number and also
152:                 * the supplied it, so e.g. if in the original input stream on line 50 we have:
153:                 *   somekey=somevalue
154:                 * so in the wrapper stream (id 123) this line will read:
155:                 *   somekey=somevalue (123:50)
156:                 * Since you see on stderr what #123 is, you can then pinpoint where any bundle key
157:                 * originally came from, assuming NbBundle loaded it from a *.properties file.
158:                 * @see {@link Properties#load} for details on the syntax of *.properties files.
159:                 */
160:                private static final class DebugInputStream extends InputStream {
161:                    protected static final HashSet debugIgnoreKeySet = new HashSet();
162:
163:                    static {
164:                        debugIgnoreKeySet.add("currentVersion"); // NOI18N
165:                        debugIgnoreKeySet.add("SplashRunningTextBounds"); // NOI18N
166:                        debugIgnoreKeySet.add("SplashProgressBarBounds"); // NOI18N
167:                        debugIgnoreKeySet.add("SplashRunningTextColor"); // NOI18N
168:                        debugIgnoreKeySet.add("SplashProgressBarColor"); // NOI18N
169:                        debugIgnoreKeySet.add("SplashProgressBarColor"); // NOI18N
170:                        debugIgnoreKeySet.add("SplashProgressBarEdgeColor"); // NOI18N
171:                        debugIgnoreKeySet.add("SplashProgressBarCornerColor"); // NOI18N
172:                        debugIgnoreKeySet.add("SplashRunningTextFontSize"); // NOI18N
173:                        debugIgnoreKeySet.add("SPLASH_WIDTH"); // NOI18N
174:                        debugIgnoreKeySet.add("SPLASH_HEIGHT"); // NOI18N
175:                        debugIgnoreKeySet.add("SplashShowProgressBar"); // NOI18N
176:                        debugIgnoreKeySet.add("WelcomeLabelFontSize"); // NOI18N
177:                        debugIgnoreKeySet.add("WelcomeLabelLine2FontSize"); // NOI18N
178:                        debugIgnoreKeySet
179:                                .add("OpenIDE-Module-Display-Category"); // NOI18N
180:                        debugIgnoreKeySet.add("LBL_WebAppAppNameStub"); // NOI18N
181:                        debugIgnoreKeySet.add("FOLDER_RaveProjects"); // NOI18N
182:                    }
183:
184:                    private final InputStream base;
185:                    private final int id;
186:                    private final boolean localizable;
187:                    /** current line number */
188:                    private int line = 0;
189:                    /** state transition diagram constants */
190:                    private static final int WAITING_FOR_KEY = 0,
191:                            IN_COMMENT = 1, IN_KEY = 2, IN_KEY_BACKSLASH = 3,
192:                            AFTER_KEY = 4, WAITING_FOR_VALUE = 5, IN_VALUE = 6,
193:                            IN_VALUE_BACKSLASH = 7;
194:                    /** current state in state machine */
195:                    private int state = WAITING_FOR_KEY;
196:                    /** if true, the last char was a CR, waiting to see if we get a NL too */
197:                    private boolean twixtCrAndNl = false;
198:                    /** if non-null, a string to serve up before continuing (length must be > 0) */
199:                    private String toInsert = null;
200:                    /** if true, the next value encountered should be localizable if normally it would not be, or vice-versa */
201:                    private boolean reverseLocalizable = false;
202:                    /** text of currently read comment, including leading comment character */
203:                    private StringBuffer lastComment = null;
204:                    /** text of currently read key */
205:                    private StringBuffer lastKey = null;
206:
207:                    /** Create a new InputStream which will annotate resource bundles.
208:                     * Bundles named Bundle*.properties will be treated as localizable by default,
209:                     * and so annotated; other bundles will be treated as nonlocalizable and not annotated.
210:                     * Messages can be individually marked as localizable or not to override this default,
211:                     * in accordance with some I18N conventions for NetBeans.
212:                     * @param base the unannotated stream
213:                     * @param id an identifying number to use in annotations
214:                     * @param localizable if true, this bundle is expected to be localizable
215:                     * @see http://www.netbeans.org/i18n/
216:                     */
217:                    public DebugInputStream(InputStream base, int id,
218:                            boolean localizable) {
219:                        this .base = base;
220:                        this .id = id;
221:                        this .localizable = localizable;
222:                    }
223:
224:                    public int read() throws IOException {
225:                        //try{
226:                        if (toInsert != null) {
227:                            char result = toInsert.charAt(0);
228:                            if (toInsert.length() > 1) {
229:                                toInsert = toInsert.substring(1);
230:                            } else {
231:                                toInsert = null;
232:                            }
233:                            return result;
234:                        }
235:                        int next = base.read();
236:                        if (next == '\n') {
237:                            twixtCrAndNl = false;
238:                            line++;
239:                        } else if (next == '\r') {
240:                            if (twixtCrAndNl) {
241:                                line++;
242:                            } else {
243:                                twixtCrAndNl = true;
244:                            }
245:                        } else {
246:                            twixtCrAndNl = false;
247:                        }
248:                        switch (state) {
249:                        case WAITING_FOR_KEY:
250:                            switch (next) {
251:                            case '#':
252:                            case '!':
253:                                state = IN_COMMENT;
254:                                lastComment = new StringBuffer();
255:                                lastComment.append((char) next);
256:                                return next;
257:                            case ' ':
258:                            case '\t':
259:                            case '\n':
260:                            case '\r':
261:                            case -1:
262:                                return next;
263:                            case '\\':
264:                                state = IN_KEY_BACKSLASH;
265:                                return next;
266:                            default:
267:                                state = IN_KEY;
268:                                lastKey = new StringBuffer();
269:                                lastKey.append((char) next);
270:                                return next;
271:                            }
272:                        case IN_COMMENT:
273:                            switch (next) {
274:                            case '\n':
275:                            case '\r':
276:                                String comment = lastComment.toString();
277:                                lastComment = null;
278:                                if (localizable && comment.equals("#NOI18N")) { // NOI18N
279:                                    reverseLocalizable = true;
280:                                } else if (localizable
281:                                        && comment.equals("#PARTNOI18N")) { // NOI18N
282:                                    System.err
283:                                            .println("ComponentBundle WARNING ("
284:                                                    + id
285:                                                    + ":"
286:                                                    + line
287:                                                    + "): #PARTNOI18N encountered, will not annotate I18N parts"); // NOI18N
288:                                    reverseLocalizable = true;
289:                                } else if (!localizable
290:                                        && comment.equals("#I18N")) { // NOI18N
291:                                    reverseLocalizable = true;
292:                                } else if (!localizable
293:                                        && comment.equals("#PARTI18N")) { // NOI18N
294:                                    System.err
295:                                            .println("ComponentBundle WARNING ("
296:                                                    + id
297:                                                    + ":"
298:                                                    + line
299:                                                    + "): #PARTI18N encountered, will not annotate I18N parts"); // NOI18N
300:                                    reverseLocalizable = false;
301:                                } else if ((localizable && (comment
302:                                        .equals("#I18N") || comment
303:                                        .equals("#PARTI18N")))
304:                                        || // NOI18N
305:                                        (!localizable && (comment
306:                                                .equals("#NOI18N") || comment
307:                                                .equals("#PARTNOI18N")))) { // NOI18N
308:                                    System.err
309:                                            .println("ComponentBundle WARNING ("
310:                                                    + id
311:                                                    + ":"
312:                                                    + line
313:                                                    + "): incongruous comment "
314:                                                    + comment
315:                                                    + " found for bundle"); // NOI18N
316:                                    reverseLocalizable = false;
317:                                }
318:                                state = WAITING_FOR_KEY;
319:                                return next;
320:                            default:
321:                                lastComment.append((char) next);
322:                                return next;
323:                            }
324:                        case IN_KEY:
325:                            switch (next) {
326:                            case '\\':
327:                                state = IN_KEY_BACKSLASH;
328:                                return next;
329:                            case ' ':
330:                            case '\t':
331:                                state = AFTER_KEY;
332:                                return next;
333:                            case '=':
334:                            case ':':
335:                                state = WAITING_FOR_VALUE;
336:                                return next;
337:                            case '\r':
338:                            case '\n':
339:                                state = WAITING_FOR_KEY;
340:                                return next;
341:                            default:
342:                                lastKey.append((char) next);
343:                                return next;
344:                            }
345:                        case IN_KEY_BACKSLASH:
346:                            lastKey.append((char) next);
347:                            state = IN_KEY;
348:                            return next;
349:                        case AFTER_KEY:
350:                            switch (next) {
351:                            case '=':
352:                            case ':':
353:                                state = WAITING_FOR_VALUE;
354:                                return next;
355:                            case '\r':
356:                            case '\n':
357:                                state = WAITING_FOR_KEY;
358:                                return next;
359:                            default:
360:                                return next;
361:                            }
362:                        case WAITING_FOR_VALUE:
363:                            switch (next) {
364:                            case '\r':
365:                            case '\n':
366:                                state = WAITING_FOR_KEY;
367:                                return next;
368:                            case ' ':
369:                            case '\t':
370:                                return next;
371:                            case '\\':
372:                                state = IN_VALUE_BACKSLASH;
373:                                return next;
374:                            default:
375:                                state = IN_VALUE;
376:                                return next;
377:                            }
378:                        case IN_VALUE:
379:                            switch (next) {
380:                            case '\\':
381:                                // Gloss over distinction between simple escapes and \u1234, which is not important for us.
382:                                // Also no need to deal specially with continuation lines; for us, there is an escaped
383:                                // newline, after which will be more value, and that is all that is important.
384:                                state = IN_VALUE_BACKSLASH;
385:                                return next;
386:                            case '\n':
387:                            case '\r':
388:                                // End of value. This is the tricky part.
389:                                if (!reverseLocalizable) {
390:                                    String key = lastKey.toString();
391:                                    reverseLocalizable = debugIgnoreKeySet
392:                                            .contains(key);
393:                                }
394:                                boolean revLoc = reverseLocalizable;
395:                                reverseLocalizable = false;
396:                                state = WAITING_FOR_KEY;
397:                                // XXX don't annotate keys ending in _Mnemonic
398:                                if (localizable ^ revLoc) {
399:                                    // This value is intended to be localizable. Annotate it.
400:                                    // RAVE - changed "(" to "[" and ")" to "]"
401:                                    toInsert = "[" + id + ":" + line + "]"
402:                                            + new Character((char) next); // NOI18N
403:                                    // Now return the space before the rest of the string explicitly.
404:                                    return ' ';
405:                                } else {
406:                                    // This is not supposed to be a localizable value, leave it alone.
407:                                    return next;
408:                                }
409:                            default:
410:                                return next;
411:                            }
412:                        case IN_VALUE_BACKSLASH:
413:                            state = IN_VALUE;
414:                            return next;
415:                        default:
416:                            throw new IOException("should never happen"); // NOI18N
417:                        }
418:                    }
419:
420:                    //catch(IOException ioe) {ioe.printStackTrace(); throw ioe;}
421:                    //catch(RuntimeException re) {re.printStackTrace(); throw re;}
422:                    //}
423:
424:                    /** For testing correctness of the transformation. Run:
425:                     * java org.openide.util.NbBundle$DebugLoader$DebugInputStream true < test.properties
426:                     * (The argument says whether to treat the input as localizable by default.)
427:                     */
428:                    public static void main(String[] args) throws Exception {
429:                        if (args.length != 1)
430:                            throw new Exception();
431:                        boolean loc = Boolean.valueOf(args[0]).booleanValue();
432:                        DebugInputStream dis = new DebugInputStream(System.in,
433:                                123, loc);
434:                        int c;
435:                        while ((c = dis.read()) != -1) {
436:                            System.out.write(c);
437:                        }
438:                    }
439:
440:                }
441:
442:            }
443:
444:        }
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