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