Source Code Cross Referenced for Container.java in  » Web-Server » Rimfaxe-Web-Server » com » rimfaxe » xml » datamodel » Java Source Code / Java DocumentationJava Source Code and Java Documentation

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Java Source Code / Java Documentation » Web Server » Rimfaxe Web Server » com.rimfaxe.xml.datamodel 
Source Cross Referenced  Class Diagram Java Document (Java Doc) 


001:        /*
002:         * Container.java
003:         *
004:         *
005:         * Copyright (c) 2003 Rimfaxe ApS  (www.rimfaxe.com).  
006:         * All rights reserved.
007:         *
008:         * This package is written by Lars Andersen <lars@rimfaxe.com> 
009:         * and licensed by Rimfaxe ApS.
010:         *
011:         * Redistribution and use in source and binary forms, with or without
012:         * modification, are permitted provided that the following conditions
013:         * are met:
014:         *
015:         * 1. Redistributions of source code must retain the above copyright
016:         *    notice, this list of conditions and the following disclaimer.
017:         *
018:         * 2. Redistributions in binary form must reproduce the above copyright
019:         *    notice, this list of conditions and the following disclaimer in
020:         *    the documentation and/or other materials provided with the
021:         *    distribution.
022:         *
023:         * 3. The end-user documentation included with the redistribution, if
024:         *    any, must include the following acknowlegement:
025:         *       "This product includes software developed by Rimfaxe ApS
026:                  (www.rimfaxe.com)"
027:         *    Alternately, this acknowlegement may appear in the software itself,
028:         *    if and wherever such third-party acknowlegements normally appear.
029:         *
030:         * 4. The names "Rimfaxe", "Rimfaxe Software", "Lars Andersen" and 
031:         *    "Rimfaxe WebServer" must not be used to endorse or promote products 
032:         *    derived from this software without prior written permission. For written
033:         *    permission, please contact info@rimfaxe.com
034:         *
035:         * 5. Products derived from this software may not be called "Rimfaxe"
036:         *    nor may "Rimfaxe" appear in their names without prior written
037:         *    permission of the Rimfaxe ApS.
038:         *
039:         * THIS SOFTWARE IS PROVIDED BY THE REGENTS AND CONTRIBUTORS ``AS IS'' AND
040:         * ANY EXPRESS OR IMPLIED WARRANTIES, INCLUDING, BUT NOT LIMITED TO, THE
041:         * IMPLIED WARRANTIES OF MERCHANTABILITY AND FITNESS FOR A PARTICULAR PURPOSE
042:         * ARE DISCLAIMED.  IN NO EVENT SHALL THE REGENTS OR CONTRIBUTORS BE LIABLE
043:         * FOR ANY DIRECT, INDIRECT, INCIDENTAL, SPECIAL, EXEMPLARY, OR CONSEQUENTIAL
044:         * DAMAGES (INCLUDING, BUT NOT LIMITED TO, PROCUREMENT OF SUBSTITUTE GOODS
045:         * OR SERVICES; LOSS OF USE, DATA, OR PROFITS; OR BUSINESS INTERRUPTION)
046:         * HOWEVER CAUSED AND ON ANY THEORY OF LIABILITY, WHETHER IN CONTRACT, STRICT
047:         * LIABILITY, OR TORT (INCLUDING NEGLIGENCE OR OTHERWISE) ARISING IN ANY WAY
048:         * OUT OF THE USE OF THIS SOFTWARE, EVEN IF ADVISED OF THE POSSIBILITY OF
049:         * SUCH DAMAGE.
050:         *
051:         */
052:
053:        package com.rimfaxe.xml.datamodel;
054:
055:        import org.w3c.dom.Attr;
056:        import org.w3c.dom.Document;
057:        import org.w3c.dom.NamedNodeMap;
058:        import org.w3c.dom.Node;
059:        import org.w3c.dom.NodeList;
060:
061:        import java.util.*;
062:
063:        /**
064:         * Contains name/value pairs called literals.
065:         *
066:         * @author  Lars Andersen
067:         */
068:
069:        public class Container extends Object {
070:            com.rimfaxe.util.RimfaxeVector simpletags = new com.rimfaxe.util.RimfaxeVector();
071:            String name = "Container";
072:            HashMap literals = new HashMap();
073:            HashMap iterators = new HashMap();
074:            HashMap containers = new HashMap();
075:
076:            String command = "unknown";
077:            String datakey = "0";
078:
079:            com.rimfaxe.util.Calendar senddate = new com.rimfaxe.util.Calendar();
080:
081:            /**
082:             * Creates new Container 
083:             *
084:             * @return  
085:             */
086:            public Container() {
087:            }
088:
089:            /**
090:             * Creates new Container from xml string
091:             *
092:             * @param   xml
093:             * @return  
094:             */
095:            public Container(String xml) {
096:                simpletags.addElement("br");
097:                simpletags.addElement("img");
098:                simpletags.addElement("hr");
099:                simpletags.addElement("meta");
100:                simpletags.addElement("input");
101:
102:                StringBuffer doc = new StringBuffer();
103:
104:                // !!!!!!!!!!!!!!!!!!!!
105:
106:                doc.append("DATA.DTD");
107:                doc.append(xml);
108:                com.rimfaxe.xml.ParserInterface parser = com.rimfaxe.xml.ParserFactory
109:                        .getInstance().checkoutParser();
110:                parser.parse(xml, false);
111:                Document document = parser.getDocument();
112:            }
113:
114:            /**
115:             * Creates new Container from XML DOM
116:             * Name is taken from XML DOM (id attribute)
117:             *
118:             * @param   node	XML DOM
119:             * @return  
120:             */
121:            public Container(Node node) {
122:                simpletags.addElement("br");
123:                simpletags.addElement("img");
124:                simpletags.addElement("hr");
125:                simpletags.addElement("meta");
126:                simpletags.addElement("input");
127:                NodeList children = node.getChildNodes();
128:                if (children != null) {
129:                    NamedNodeMap attrs = node.getAttributes();
130:
131:                    if (attrs.getNamedItem("id") != null) {
132:                        String id = attrs.getNamedItem("id").getNodeValue();
133:                        this .name = id;
134:                    }
135:
136:                    int len = children.getLength();
137:                    for (int i = 0; i < len; i++) {
138:                        traverse(children.item(i));
139:                    }
140:                }
141:            }
142:
143:            /**
144:             * Creates new Container
145:             *
146:             * @param   name	name of Container
147:             * @param   node	XML DOM
148:             * @return  
149:             */
150:            public Container(String name, Node node) {
151:                this .name = name;
152:                NodeList children = node.getChildNodes();
153:                if (children != null) {
154:                    int len = children.getLength();
155:                    for (int i = 0; i < len; i++) {
156:                        traverse(children.item(i));
157:                    }
158:                }
159:            }
160:
161:            /**
162:             * Set name of Container
163:             *
164:             * @param   val	name of Container
165:             */
166:            public void setName(String val) {
167:                this .name = val;
168:            }
169:
170:            /**
171:             * Get name of Container
172:             *
173:             * @return  name of Container
174:             */
175:            public String getName() {
176:                return this .name;
177:            }
178:
179:            /**
180:             * Add a literal object to Container
181:             *
182:             * @param   key
183:             * @param   val
184:             */
185:            public void addObject(String key, Object val) {
186:                literals.put(key.toLowerCase(), val);
187:            }
188:
189:            /**
190:             * Add a literal String to Container
191:             *
192:             * @param   key
193:             * @param   val
194:             */
195:            public void addLiteral(String key, String val) {
196:                literals.put(key.toLowerCase(), val);
197:            }
198:
199:            /**
200:             * Add an iterator to Container
201:             *
202:             * @param   key
203:             * @param   iterator
204:             */
205:            public void addIterator(String key, Iterator iterator) {
206:                iterators.put(key.toLowerCase(), iterator);
207:            }
208:
209:            /**
210:             * Add a Container to Container
211:             *
212:             * @param   key
213:             * @param   container
214:             */
215:            public void addContainer(String key, Container container) {
216:                containers.put(key.toLowerCase(), container);
217:            }
218:
219:            /**
220:             * Get Object from Container
221:             *
222:             * @param   key
223:             * @return  
224:             */
225:            public Object getObject(String key) {
226:                return literals.get(key.toLowerCase());
227:            }
228:
229:            /**
230:             * Get String Literal from Container
231:             *
232:             * @param   key
233:             * @return  
234:             */
235:            public String getLiteral(String key) {
236:                String res = (String) literals.get(key.toLowerCase());
237:                if (res == null)
238:                    res = "";
239:                return res;
240:            }
241:
242:            /**
243:             * Get Iterator from Container
244:             *
245:             * @param   key
246:             * @return  
247:             */
248:            public Iterator getIterator(String key) {
249:                Iterator res = (Iterator) iterators.get(key.toLowerCase());
250:                return res;
251:            }
252:
253:            /**
254:             * Get Container from Container
255:             *
256:             * @param   key
257:             * @return  
258:             */
259:            public Container getContainer(String key) {
260:                Container res = (Container) containers.get(key.toLowerCase());
261:                return res;
262:            }
263:
264:            /**
265:             * Traverse Container and add elements to container
266:             * Possible elements are:
267:             * value -> adds literal with key = attribute("key") and value = children
268:             * command -> sets command field
269:             * senddate -> sets senddata field
270:             * datakey -> sets datakey field
271:             * subsection -> adds container
272:             * list -> adds iterator
273:             *
274:             * @param   node
275:             * @return  
276:             */
277:            private String traverse(Node node) {
278:
279:                StringBuffer str = new StringBuffer();
280:
281:                if (node == null) {
282:
283:                    return "";
284:                }
285:                int type = node.getNodeType();
286:                switch (type) {
287:
288:                case Node.DOCUMENT_NODE: {
289:                    traverse(((Document) node).getDocumentElement());
290:                    break;
291:                }
292:
293:                case Node.ELEMENT_NODE: {
294:                    if (node.getNodeName().equalsIgnoreCase("value")) {
295:                        NodeList children = node.getChildNodes();
296:                        if (children != null) {
297:                            NamedNodeMap attrs = node.getAttributes();
298:                            String id = attrs.getNamedItem("id").getNodeValue();
299:                            int len = children.getLength();
300:                            StringBuffer buf = new StringBuffer();
301:                            for (int i = 0; i < len; i++) {
302:                                buf.append(traverse(children.item(i)));
303:                            }
304:                            addLiteral(id.toLowerCase(), "" + buf);
305:                        }
306:                    } else if (node.getNodeName().equalsIgnoreCase("command")) {
307:                        NodeList children = node.getChildNodes();
308:                        if (children != null) {
309:                            int len = children.getLength();
310:                            for (int i = 0; i < len; i++) {
311:                                String val = traverse(children.item(i));
312:                                command = val;
313:                            }
314:                        }
315:                    } else if (node.getNodeName().equalsIgnoreCase("senddate")) {
316:                        NodeList children = node.getChildNodes();
317:                        if (children != null) {
318:                            int len = children.getLength();
319:                            for (int i = 0; i < len; i++) {
320:                                String val = traverse(children.item(i));
321:                                senddate = new com.rimfaxe.util.Calendar(val);
322:                            }
323:                        }
324:                    } else if (node.getNodeName().equalsIgnoreCase("datakey")) {
325:                        NodeList children = node.getChildNodes();
326:                        if (children != null) {
327:                            int len = children.getLength();
328:                            for (int i = 0; i < len; i++) {
329:                                String val = traverse(children.item(i));
330:                                datakey = val;
331:                            }
332:                        }
333:                    } else if (node.getNodeName()
334:                            .equalsIgnoreCase("subsection")) {
335:                        NamedNodeMap attrs = node.getAttributes();
336:                        String id = attrs.getNamedItem("id").getNodeValue();
337:                        addContainer(id.toLowerCase(), new Container(node));
338:                    } else if (node.getNodeName().equalsIgnoreCase("list")) {
339:                        NamedNodeMap attrs = node.getAttributes();
340:                        String id = attrs.getNamedItem("id").getNodeValue();
341:                        addIterator(id.toLowerCase(), new Iterator(node));
342:                    }
343:
344:                    else if (node.getNodeName().equalsIgnoreCase("entity")) {
345:                        String id = node.getAttributes().getNamedItem("id")
346:                                .getNodeValue();
347:                        return "&" + id + ";";
348:                    }
349:
350:                    else {
351:                        StringBuffer buf = new StringBuffer();
352:                        NodeList children = node.getChildNodes();
353:                        if (children != null) { // body tag
354:                            int len = children.getLength();
355:
356:                            for (int i = 0; i < len; i++) {
357:                                buf.append(traverse(children.item(i)));
358:                            }
359:
360:                            //return genericBodyTag( node.getNodeName(), node.getAttributes(), ""+buf );
361:                        } else { // simple tag
362:                            //return genericSimpleTag( node.getNodeName(), node.getAttributes());  
363:                        }
364:                        return genericTag(node.getNodeName(), node
365:                                .getAttributes(), "" + buf);
366:                    }
367:                    break;
368:                }
369:
370:                case Node.ENTITY_REFERENCE_NODE: {
371:                    //System.out.println("ENTITY_REFERENCE_NODE  -> name="+node.getNodeName()+" value="+node.getNodeValue());
372:                    str.append("&" + node.getNodeName() + ";");
373:                    break;
374:                }
375:
376:                case Node.TEXT_NODE: {
377:                    //if (node instanceof TextImpl) 
378:                    //{ 
379:                    str.append(node.getNodeValue());
380:                    //} 
381:                    break;
382:                }
383:                }
384:                return str.toString();
385:            }
386:
387:            /**
388:             * Get container as XML
389:             *
390:             * @return  
391:             */
392:            public String toXML() {
393:                StringBuffer buf = new StringBuffer();
394:                buf.append("<subsection id=\"" + name + "\">\n");
395:
396:                java.util.Iterator iter = literals.keySet().iterator();
397:                while (iter.hasNext()) {
398:                    String hkey = "" + iter.next();
399:                    buf.append("  <value id=\"" + hkey + "\">"
400:                            + literals.get(hkey) + "</value>\n");
401:                }
402:
403:                iter = containers.keySet().iterator();
404:                while (iter.hasNext()) {
405:                    Container c = (Container) containers.get(iter.next());
406:                    buf.append("   " + c.toXML());
407:                }
408:
409:                iter = iterators.keySet().iterator();
410:                while (iter.hasNext()) {
411:                    Iterator i = (Iterator) iterators.get(iter.next());
412:                    buf.append("   " + i.toXML());
413:                }
414:
415:                buf.append("</subsection>\n");
416:                return "" + buf;
417:            }
418:
419:            public String genericTag(String name, NamedNodeMap attrs,
420:                    String body) {
421:                StringBuffer att = new StringBuffer();
422:                att.append("<" + name);
423:
424:                for (int i = 0; i < attrs.getLength(); i++) {
425:                    Node node = attrs.item(i);
426:                    att.append(" " + node.getNodeName() + "=\""
427:                            + node.getNodeValue() + "\"");
428:                }
429:
430:                if (simpletags.contains(name)) {
431:                    att.append("/>");
432:                } else {
433:                    att.append(">");
434:                    att.append(body);
435:                    att.append("</" + name + ">\n");
436:                }
437:                return att.toString();
438:            }
439:
440:            public String genericBodyTag(String name, NamedNodeMap attrs,
441:                    String body) {
442:                //if (simpletags.contains(name)) return genericSimpleTag(name,attrs);
443:
444:                StringBuffer att = new StringBuffer();
445:                att.append("<" + name);
446:
447:                for (int i = 0; i < attrs.getLength(); i++) {
448:                    Node node = attrs.item(i);
449:                    att.append(" " + node.getNodeName() + "=\""
450:                            + node.getNodeValue() + "\"");
451:                }
452:
453:                att.append(">");
454:                att.append(body);
455:                att.append("</" + name + ">\n");
456:                return att.toString();
457:            }
458:
459:            public String genericSimpleTag(String name, NamedNodeMap attrs) {
460:                StringBuffer att = new StringBuffer();
461:                att.append("<" + name);
462:
463:                for (int i = 0; i < attrs.getLength(); i++) {
464:                    Node node = attrs.item(i);
465:                    att.append(" " + node.getNodeName() + "=\""
466:                            + node.getNodeValue() + "\"");
467:                }
468:
469:                att.append("/>");
470:
471:                return att.toString();
472:            }
473:        }
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