Source Code Cross Referenced for Compile.java in  » XML » XPath-Saxon » net » sf » saxon » Java Source Code / Java DocumentationJava Source Code and Java Documentation

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Java Source Code / Java Documentation » XML » XPath Saxon » net.sf.saxon 
Source Cross Referenced  Class Diagram Java Document (Java Doc) 


001:        package net.sf.saxon;
002:
003:        import net.sf.saxon.instruct.TerminationException;
004:        import net.sf.saxon.trans.XPathException;
005:        import org.xml.sax.InputSource;
006:
007:        import javax.xml.transform.Source;
008:        import javax.xml.transform.Templates;
009:        import javax.xml.transform.TransformerFactoryConfigurationError;
010:        import javax.xml.transform.sax.SAXSource;
011:        import java.io.*;
012:        import java.util.Date;
013:
014:        /**
015:         * This <B>Compile</B> class provides a command-line interface allowing a
016:         * stylesheet to be compiled.<p>
017:         *
018:         * @author M.H.Kay
019:         */
020:
021:        public class Compile {
022:
023:            private TransformerFactoryImpl factory = new TransformerFactoryImpl();
024:
025:            private boolean showTime = false;
026:            private boolean debug = false;
027:
028:            /**
029:             * Main program, can be used directly from the command line.
030:             * <p>The format is:</P>
031:             * <p>java net.sf.saxon.Compile [options] <I>style-file</I> <I>output-file</I></P>
032:             * <p>This program compiles the XSL style sheet in style-file to the output-file.</p>
033:             *
034:             * @param args Arguments supplied on the command line
035:             * @exception java.lang.Exception Any compilation error occurs
036:             */
037:
038:            public static void main(String args[]) throws java.lang.Exception {
039:                // the real work is delegated to another routine so that it can be used in a subclass
040:                (new Compile()).doMain(args);
041:            }
042:
043:            /**
044:             * Support method for main program. This support method can also be invoked from subclasses
045:             * that support the same command line interface
046:             *
047:             * @param args the command-line arguments
048:             */
049:
050:            protected void doMain(String args[]) {
051:
052:                String styleFileName;
053:                boolean useURLs = false;
054:                String outputFileName;
055:
056:                // Check the command-line arguments.
057:
058:                try {
059:                    int i = 0;
060:                    while (true) {
061:                        if (i >= args.length)
062:                            badUsage("No stylesheet file name");
063:
064:                        if (args[i].charAt(0) == '-') {
065:
066:                            if (args[i].equals("-u")) {
067:                                useURLs = true;
068:                                i++;
069:                            }
070:
071:                            else if (args[i].equals("-t")) {
072:                                System.err.println(factory.getConfiguration()
073:                                        .getProductTitle());
074:                                System.err.println("Java version "
075:                                        + System.getProperty("java.version"));
076:                                factory.setAttribute(FeatureKeys.TIMING,
077:                                        Boolean.TRUE);
078:
079:                                //Loader.setTracing(true);
080:                                showTime = true;
081:                                i++;
082:                            }
083:
084:                            else if (args[i].equals("-y")) {
085:                                i++;
086:                                if (args.length < i + 2)
087:                                    badUsage("No style parser class");
088:                                String styleParserName = args[i++];
089:                                factory.setAttribute(
090:                                        FeatureKeys.STYLE_PARSER_CLASS,
091:                                        styleParserName);
092:                            }
093:
094:                            else if (args[i].equals("-r")) {
095:                                i++;
096:                                if (args.length < i + 2)
097:                                    badUsage("No URIResolver class");
098:                                String r = args[i++];
099:                                factory.setURIResolver(factory
100:                                        .getConfiguration().makeURIResolver(r));
101:                            }
102:
103:                            else if (args[i].equals("-debug")) {
104:                                i++;
105:                                debug = true;
106:                            }
107:
108:                            else if (args[i].equals("-1.1")) { // XML 1.1
109:                                i++;
110:                                factory.setAttribute(FeatureKeys.XML_VERSION,
111:                                        "1.1");
112:                            }
113:
114:                            else
115:                                badUsage("Unknown option " + args[i]);
116:                        }
117:
118:                        else
119:                            break;
120:                    }
121:
122:                    if (args.length < i + 1)
123:                        badUsage("No stylesheet file name");
124:                    styleFileName = args[i++];
125:
126:                    if (args.length < i + 1)
127:                        badUsage("No output file name");
128:                    outputFileName = args[i++];
129:
130:                    long startTime = (new Date()).getTime();
131:
132:                    Source styleSource;
133:                    if (useURLs || styleFileName.startsWith("http:")
134:                            || styleFileName.startsWith("file:")) {
135:                        styleSource = factory.getURIResolver().resolve(
136:                                styleFileName, null);
137:                        if (styleSource == null) {
138:                            styleSource = factory.getConfiguration()
139:                                    .getSystemURIResolver().resolve(
140:                                            styleFileName, null);
141:                        }
142:
143:                    } else {
144:                        File sheetFile = new File(styleFileName);
145:                        if (!sheetFile.exists()) {
146:                            quit("Stylesheet file " + sheetFile
147:                                    + " does not exist", 2);
148:                        }
149:                        InputSource eis = new InputSource(sheetFile.toURL()
150:                                .toString());
151:                        styleSource = new SAXSource(factory.getConfiguration()
152:                                .getStyleParser(), eis);
153:                    }
154:
155:                    if (styleSource == null) {
156:                        quit(
157:                                "URIResolver for stylesheet file must return a Source",
158:                                2);
159:                    }
160:
161:                    Templates sheet = factory.newTemplates(styleSource);
162:
163:                    if (showTime) {
164:                        long endTime = (new Date()).getTime();
165:                        System.err.println("Stylesheet compilation time: "
166:                                + (endTime - startTime) + " milliseconds");
167:                    }
168:
169:                    try {
170:                        String msg = ((PreparedStylesheet) sheet)
171:                                .getExecutable().getReasonUnableToCompile();
172:                        if (msg != null) {
173:                            System.err.println(msg);
174:                            quit("Unable to compile stylesheet", 2);
175:                        }
176:                        System.err.println("Serializing compiled stylesheet");
177:                        ((PreparedStylesheet) sheet)
178:                                .setTargetNamePool(((PreparedStylesheet) sheet)
179:                                        .getConfiguration().getNamePool());
180:                        OutputStream fos = new FileOutputStream(outputFileName);
181:                        if (debug) {
182:                            fos = new TracingObjectOutputStream(fos);
183:                        }
184:                        ObjectOutputStream oos = new ObjectOutputStream(fos);
185:                        oos.writeObject(sheet);
186:                        oos.close();
187:                        System.err.println("Finished serializing stylesheet");
188:                    } catch (Exception err) {
189:                        err.printStackTrace();
190:                    }
191:
192:                } catch (TerminationException err) {
193:                    quit(err.getMessage(), 1);
194:                } catch (XPathException err) {
195:                    quit("Transformation failed: " + err.getMessage(), 2);
196:                } catch (TransformerFactoryConfigurationError err) {
197:                    quit("Transformation failed: " + err.getMessage(), 2);
198:                } catch (Exception err2) {
199:                    err2.printStackTrace();
200:                }
201:
202:            }
203:
204:            /**
205:             * Exit with a message
206:             *
207:             * @param message Message to be output
208:             * @param code Result code to be returned to the operating system
209:             */
210:
211:            protected static void quit(String message, int code) {
212:                System.err.println(message);
213:                System.exit(code);
214:            }
215:
216:            /** Output error message when incorrect command line options/arguments are used
217:             *
218:             * @param message Error message to be displayed
219:             */
220:            protected void badUsage(String message) {
221:                System.err.println(message);
222:                System.err
223:                        .println(factory.getConfiguration().getProductTitle());
224:                System.err
225:                        .println("Usage: java net.sf.saxon.Compile [options] stylesheet-file output-file");
226:                System.err.println("Options: ");
227:                System.err
228:                        .println("  -r classname    Use specified URIResolver class");
229:                System.err
230:                        .println("  -t              Display version and timing information");
231:                System.err
232:                        .println("  -u              Names are URLs not filenames");
233:                System.err
234:                        .println("  -y classname    Use specified SAX parser for stylesheet");
235:                System.err
236:                        .println("  -debug          Produce trace output to diagnose failures");
237:                System.err.println("  -1.1            Allow XML 1.1 documents");
238:                System.err.println("  -?              Display this message ");
239:                System.exit(2);
240:            }
241:
242:            /**
243:             * Tracing version of ObjectOutputStream for diagnostics
244:             */
245:
246:            private static class TracingObjectOutputStream extends
247:                    FilterOutputStream {
248:
249:                OutputStream oos;
250:
251:                public TracingObjectOutputStream(OutputStream oos) {
252:                    super (oos);
253:                    this .oos = oos;
254:                }
255:
256:                public void write(byte b[]) throws IOException {
257:                    char[] chars = new char[b.length];
258:                    for (int i = 0; i < b.length; i++) {
259:                        chars[i] = (char) b[i];
260:                    }
261:                    String s = new String(chars);
262:                    if (s.indexOf("saxon") >= 0) {
263:                        System.err.println("write byte[]: " + s);
264:                    }
265:                    super .write(b);
266:                }
267:
268:                /**
269:                 * Writes <code>len</code> bytes from the specified
270:                 * <code>byte</code> array starting at offset <code>off</code> to
271:                 * this output stream.
272:                 * <p/>
273:                 * The <code>write</code> method of <code>FilterOutputStream</code>
274:                 * calls the <code>write</code> method of one argument on each
275:                 * <code>byte</code> to output.
276:                 * <p/>
277:                 * Note that this method does not call the <code>write</code> method
278:                 * of its underlying input stream with the same arguments. Subclasses
279:                 * of <code>FilterOutputStream</code> should provide a more efficient
280:                 * implementation of this method.
281:                 *
282:                 * @param b   the data.
283:                 * @param off the start offset in the data.
284:                 * @param len the number of bytes to write.
285:                 * @throws java.io.IOException if an I/O error occurs.
286:                 * @see java.io.FilterOutputStream#write(int)
287:                 */
288:                public void write(byte b[], int off, int len)
289:                        throws IOException {
290:                    char[] chars = new char[len];
291:                    for (int i = 0; i < len; i++) {
292:                        chars[i] = (char) b[i + off];
293:                    }
294:                    String s = new String(chars);
295:                    if (s.indexOf("saxon") >= 0) {
296:                        System.err.println("write byte[]: " + s);
297:                    }
298:                    super .write(b, off, len);
299:                }
300:
301:                /**
302:                 * Writes the specified <code>byte</code> to this output stream.
303:                 * <p/>
304:                 * The <code>write</code> method of <code>FilterOutputStream</code>
305:                 * calls the <code>write</code> method of its underlying output stream,
306:                 * that is, it performs <tt>out.write(b)</tt>.
307:                 * <p/>
308:                 * Implements the abstract <tt>write</tt> method of <tt>OutputStream</tt>.
309:                 *
310:                 * @param b the <code>byte</code>.
311:                 * @throws java.io.IOException if an I/O error occurs.
312:                 */
313:                //        public void write(int b) throws IOException {
314:                //            char c = (char)b;
315:                //            System.err.println("write byte: " + c);
316:                //            super.write(b);
317:                //        }
318:            }
319:
320:        }
321:
322:        //
323:        // The contents of this file are subject to the Mozilla Public License Version 1.0 (the "License");
324:        // you may not use this file except in compliance with the License. You may obtain a copy of the
325:        // License at http://www.mozilla.org/MPL/
326:        //
327:        // Software distributed under the License is distributed on an "AS IS" basis,
328:        // WITHOUT WARRANTY OF ANY KIND, either express or implied.
329:        // See the License for the specific language governing rights and limitations under the License.
330:        //
331:        // The Original Code is: all this file.
332:        //
333:        // The Initial Developer of the Original Code is Michael H. Kay.
334:        //
335:        // Portions created by (your name) are Copyright (C) (your legal entity). All Rights Reserved.
336:        //
337:        // Contributor(s): none.
338:        //
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