Source Code Cross Referenced for AbstractUnmarshallerImpl.java in  » EJB-Server-resin-3.1.5 » jaxb » javax » xml » bind » helpers » Java Source Code / Java DocumentationJava Source Code and Java Documentation

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Java Source Code / Java Documentation » EJB Server resin 3.1.5 » jaxb » javax.xml.bind.helpers 
Source Cross Referenced  Class Diagram Java Document (Java Doc) 


001:        /*
002:         * Copyright (c) 1998-2006 Caucho Technology -- all rights reserved
003:         *
004:         * This file is part of Resin(R) Open Source
005:         *
006:         * Each copy or derived work must preserve the copyright notice and this
007:         * notice unmodified.
008:         *
009:         * Resin Open Source is free software; you can redistribute it and/or modify
010:         * it under the terms of the GNU General Public License as published by
011:         * the Free Software Foundation; either version 2 of the License, or
012:         * (at your option) any later version.
013:         *
014:         * Resin Open Source is distributed in the hope that it will be useful,
015:         * but WITHOUT ANY WARRANTY; without even the implied warranty of
016:         * MERCHANTABILITY or FITNESS FOR A PARTICULAR PURPOSE, or any warranty
017:         * of NON-INFRINGEMENT.  See the GNU General Public License for more
018:         * details.
019:         *
020:         * You should have received a copy of the GNU General Public License
021:         * along with Resin Open Source; if not, write to the
022:         *
023:         *   Free Software Foundation, Inc.
024:         *   59 Temple Place, Suite 330
025:         *   Boston, MA 02111-1307  USA
026:         *
027:         * @author Scott Ferguson
028:         */
029:
030:        package javax.xml.bind.helpers;
031:
032:        import org.w3c.dom.Node;
033:        import org.xml.sax.InputSource;
034:        import org.xml.sax.SAXException;
035:        import org.xml.sax.XMLReader;
036:        import org.xml.sax.helpers.XMLReaderFactory;
037:
038:        import javax.xml.bind.*;
039:        import javax.xml.bind.annotation.adapters.XmlAdapter;
040:        import javax.xml.bind.attachment.AttachmentUnmarshaller;
041:        import javax.xml.stream.XMLEventReader;
042:        import javax.xml.stream.XMLInputFactory;
043:        import javax.xml.stream.XMLStreamException;
044:        import javax.xml.stream.XMLStreamReader;
045:        import javax.xml.transform.Source;
046:        import javax.xml.validation.Schema;
047:        import java.io.File;
048:        import java.io.FileInputStream;
049:        import java.io.IOException;
050:        import java.io.InputStream;
051:        import java.io.Reader;
052:        import java.net.URL;
053:        import java.util.HashMap;
054:
055:        public abstract class AbstractUnmarshallerImpl implements  Unmarshaller {
056:            private static XMLReader _xmlReader;
057:
058:            static {
059:                try {
060:                    _xmlReader = XMLReaderFactory.createXMLReader();
061:                } catch (SAXException e) {
062:                    // XXX
063:                }
064:            }
065:
066:            private static final ValidationEventHandler _defaultValidationEventHandler = new DefaultValidationEventHandler() {
067:                public boolean handleEvent(ValidationEvent event) {
068:                    if (event == null)
069:                        throw new IllegalArgumentException();
070:
071:                    return event.getSeverity() != ValidationEvent.FATAL_ERROR;
072:                }
073:            };
074:
075:            private XMLInputFactory _factory;
076:            protected boolean validating;
077:
078:            private AttachmentUnmarshaller _attachmentUnmarshaller = null;
079:            private ValidationEventHandler _validationEventHandler = _defaultValidationEventHandler;
080:            private Listener _listener = null;
081:            private HashMap<String, Object> _properties = new HashMap<String, Object>();
082:            private Schema _schema = null;
083:            private XmlAdapter _adapter = null;
084:            private HashMap<Class, XmlAdapter> _adapters = new HashMap<Class, XmlAdapter>();
085:
086:            public AbstractUnmarshallerImpl() {
087:            }
088:
089:            protected UnmarshalException createUnmarshalException(SAXException e) {
090:                return new UnmarshalException(e);
091:            }
092:
093:            public <A extends XmlAdapter> A getAdapter(Class<A> type) {
094:                return (A) _adapters.get(type);
095:            }
096:
097:            public AttachmentUnmarshaller getAttachmentUnmarshaller() {
098:                return _attachmentUnmarshaller;
099:            }
100:
101:            public ValidationEventHandler getEventHandler()
102:                    throws JAXBException {
103:                return _validationEventHandler;
104:            }
105:
106:            public Listener getListener() {
107:                return _listener;
108:            }
109:
110:            public Object getProperty(String name) throws PropertyException {
111:                return _properties.get(name);
112:            }
113:
114:            public Schema getSchema() {
115:                return _schema;
116:            }
117:
118:            protected XMLReader getXMLReader() throws JAXBException {
119:                return _xmlReader;
120:            }
121:
122:            public boolean isValidating() throws JAXBException {
123:                return validating;
124:            }
125:
126:            public <A extends XmlAdapter> void setAdapter(Class<A> type,
127:                    A adapter) {
128:                _adapters.put(type, adapter);
129:            }
130:
131:            public void setAdapter(XmlAdapter adapter) {
132:                setAdapter((Class) adapter.getClass(), adapter);
133:            }
134:
135:            public void setAttachmentUnmarshaller(AttachmentUnmarshaller au) {
136:                _attachmentUnmarshaller = au;
137:            }
138:
139:            public void setEventHandler(ValidationEventHandler handler)
140:                    throws JAXBException {
141:                _validationEventHandler = handler;
142:            }
143:
144:            public void setListener(Listener listener) {
145:                _listener = listener;
146:            }
147:
148:            public void setProperty(String name, Object value)
149:                    throws PropertyException {
150:                _properties.put(name, value);
151:            }
152:
153:            public void setSchema(Schema schema) {
154:                _schema = schema;
155:            }
156:
157:            public void setValidating(boolean validating) throws JAXBException {
158:                this .validating = validating;
159:            }
160:
161:            private XMLInputFactory getXMLInputFactory() {
162:                if (_factory == null)
163:                    _factory = XMLInputFactory.newInstance();
164:
165:                return _factory;
166:            }
167:
168:            public final Object unmarshal(File f) throws JAXBException {
169:                FileInputStream fis = null;
170:                try {
171:                    fis = new FileInputStream(f);
172:                    return unmarshal(fis);
173:                } catch (IOException e) {
174:                    throw new JAXBException(e);
175:                } finally {
176:                    try {
177:                        if (fis != null)
178:                            fis.close();
179:                    } catch (IOException e) {
180:                        throw new JAXBException(e);
181:                    }
182:                }
183:            }
184:
185:            public final Object unmarshal(InputSource source)
186:                    throws JAXBException {
187:                throw new UnsupportedOperationException(
188:                        "subclasses must override this");
189:            }
190:
191:            public final Object unmarshal(InputStream is) throws JAXBException {
192:                try {
193:                    XMLInputFactory factory = XMLInputFactory.newInstance();
194:                    return unmarshal(factory.createXMLStreamReader(is));
195:                } catch (XMLStreamException e) {
196:                    throw new JAXBException(e);
197:                }
198:            }
199:
200:            public final Object unmarshal(Reader reader) throws JAXBException {
201:                try {
202:                    XMLInputFactory factory = getXMLInputFactory();
203:
204:                    return unmarshal(factory.createXMLStreamReader(reader));
205:                } catch (XMLStreamException e) {
206:                    throw new JAXBException(e);
207:                }
208:            }
209:
210:            public Object unmarshal(Source source) throws JAXBException {
211:                try {
212:                    XMLInputFactory factory = getXMLInputFactory();
213:
214:                    return unmarshal(factory.createXMLStreamReader(source));
215:                } catch (XMLStreamException e) {
216:                    throw new JAXBException(e);
217:                }
218:            }
219:
220:            public <T> JAXBElement<T> unmarshal(Node node, Class<T> declaredType)
221:                    throws JAXBException {
222:                throw new UnsupportedOperationException(
223:                        "subclasses must override this");
224:            }
225:
226:            public <T> JAXBElement<T> unmarshal(Source node,
227:                    Class<T> declaredType) throws JAXBException {
228:                try {
229:                    XMLInputFactory factory = XMLInputFactory.newInstance();
230:                    return unmarshal(factory.createXMLStreamReader(node),
231:                            declaredType);
232:                } catch (XMLStreamException e) {
233:                    throw new JAXBException(e);
234:                }
235:            }
236:
237:            public final Object unmarshal(URL url) throws JAXBException {
238:                try {
239:                    return unmarshal(url.openStream());
240:                } catch (IOException e) {
241:                    throw new JAXBException(e);
242:                }
243:            }
244:
245:            public Object unmarshal(XMLEventReader reader) throws JAXBException {
246:                throw new UnsupportedOperationException(
247:                        "subclasses must override this");
248:            }
249:
250:            public <T> JAXBElement<T> unmarshal(XMLEventReader xmlEventReader,
251:                    Class<T> declaredType) throws JAXBException {
252:                throw new UnsupportedOperationException(
253:                        "subclasses must override this");
254:            }
255:
256:            public <T> JAXBElement<T> unmarshal(
257:                    XMLStreamReader xmlStreamReader, Class<T> declaredType)
258:                    throws JAXBException {
259:                throw new UnsupportedOperationException(
260:                        "subclasses must override this");
261:            }
262:
263:            public Object unmarshal(XMLStreamReader reader)
264:                    throws JAXBException {
265:                throw new UnsupportedOperationException(
266:                        "subclasses must override this");
267:            }
268:
269:            public abstract UnmarshallerHandler getUnmarshallerHandler();
270:
271:            protected abstract Object unmarshal(XMLReader reader,
272:                    InputSource source) throws JAXBException;
273:        }
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