Source Code Cross Referenced for XMidiGenerator.java in  » Content-Management-System » apache-lenya-2.0 » org » apache » cocoon » generation » Java Source Code / Java DocumentationJava Source Code and Java Documentation

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Java Source Code / Java Documentation » Content Management System » apache lenya 2.0 » org.apache.cocoon.generation 
Source Cross Referenced  Class Diagram Java Document (Java Doc) 


0001:        /*
0002:         * Licensed to the Apache Software Foundation (ASF) under one or more
0003:         * contributor license agreements.  See the NOTICE file distributed with
0004:         * this work for additional information regarding copyright ownership.
0005:         * The ASF licenses this file to You under the Apache License, Version 2.0
0006:         * (the "License"); you may not use this file except in compliance with
0007:         * the License.  You may obtain a copy of the License at
0008:         * 
0009:         *      http://www.apache.org/licenses/LICENSE-2.0
0010:         * 
0011:         * Unless required by applicable law or agreed to in writing, software
0012:         * distributed under the License is distributed on an "AS IS" BASIS,
0013:         * WITHOUT WARRANTIES OR CONDITIONS OF ANY KIND, either express or implied.
0014:         * See the License for the specific language governing permissions and
0015:         * limitations under the License.
0016:         */
0017:        package org.apache.cocoon.generation;
0018:
0019:        import java.io.IOException;
0020:        import java.io.InputStream;
0021:        import java.util.Hashtable;
0022:        import java.util.Map;
0023:
0024:        import org.apache.avalon.framework.parameters.ParameterException;
0025:        import org.apache.avalon.framework.parameters.Parameterizable;
0026:        import org.apache.avalon.framework.parameters.Parameters;
0027:        import org.apache.cocoon.ProcessingException;
0028:        import org.apache.cocoon.components.midi.xmidi.ByteLen;
0029:        import org.apache.cocoon.components.midi.xmidi.Utils;
0030:        import org.apache.cocoon.components.midi.xmidi.Constants;
0031:        import org.apache.cocoon.components.source.SourceUtil;
0032:        import org.apache.cocoon.environment.SourceResolver;
0033:        import org.apache.excalibur.source.Source;
0034:        import org.apache.excalibur.source.SourceException;
0035:        import org.apache.excalibur.source.SourceNotFoundException;
0036:        import org.apache.excalibur.source.SourceValidity;
0037:        import org.xml.sax.SAXException;
0038:        import org.xml.sax.helpers.AttributesImpl;
0039:
0040:        /**
0041:         * Reads a standard MIDI file and generates SAX Events.
0042:         *
0043:         * The MIDI file parsing parts of this class are based on code from the XMidi project, written
0044:         * by  Peter Arthur Loeb (http://www.palserv.com/XMidi/) and used with permission.
0045:         * The warranty disclaimer of the MIT license (http://www.opensource.org/licenses/mit-license.html)
0046:         * applies to Peter Arthur Loeb's code.
0047:         *
0048:         * @author <a href="mailto:mark.leicester@energyintellect.com">Mark Leicester</a>
0049:         * @author <a href="mailto:peter@palserv.com">Peter Loeb</a>
0050:         */
0051:
0052:        public class XMidiGenerator extends AbstractGenerator implements 
0053:                Parameterizable {
0054:
0055:            /** The input source */
0056:            protected Source inputSource;
0057:            private boolean global_verbose;
0058:            private boolean local_verbose;
0059:
0060:            private static final boolean VERBOSE_DEFAULT = true;
0061:
0062:            private boolean validateVerbosity(String verbose) {
0063:                if (verbose.equalsIgnoreCase("TRUE")) {
0064:                    return true;
0065:                } else if (verbose.equalsIgnoreCase("FALSE")) {
0066:                    return false;
0067:                }
0068:                return VERBOSE_DEFAULT;
0069:            }
0070:
0071:            public void parameterize(Parameters parameters)
0072:                    throws ParameterException {
0073:                global_verbose = validateVerbosity(parameters.getParameter(
0074:                        "verbose", String.valueOf(VERBOSE_DEFAULT)));
0075:            }
0076:
0077:            /**
0078:             * Recycle this component.
0079:             * All instance variables are set to <code>null</code>.
0080:             */
0081:            public void recycle() {
0082:                if (null != this .inputSource) {
0083:                    super .resolver.release(this .inputSource);
0084:                    this .inputSource = null;
0085:                }
0086:                // Reinitialize variables
0087:                initializeVariables();
0088:                super .recycle();
0089:            }
0090:
0091:            /**
0092:             * Setup the MIDI file generator.
0093:             * Try to get the last modification date of the source for caching.
0094:             */
0095:            public void setup(SourceResolver resolver, Map objectModel,
0096:                    String src, Parameters par) throws ProcessingException,
0097:                    SAXException, IOException {
0098:                super .setup(resolver, objectModel, src, par);
0099:                // Initialize lookup tables
0100:                initializeLookupTables();
0101:                try {
0102:                    this .inputSource = resolver.resolveURI(src);
0103:                } catch (SourceException se) {
0104:                    throw SourceUtil.handle("Error resolving '" + src + "'.",
0105:                            se);
0106:                }
0107:                local_verbose = validateVerbosity(parameters.getParameter(
0108:                        "verbose", String.valueOf(global_verbose)));
0109:            }
0110:
0111:            /**
0112:             * Generate the unique key.
0113:             * This key must be unique inside the space of this component.
0114:             *
0115:             * @return The generated key hashes the src
0116:             */
0117:            public java.io.Serializable getKey() {
0118:                return this .inputSource.getURI();
0119:            }
0120:
0121:            /**
0122:             * Generate the validity object.
0123:             *
0124:             * @return The generated validity object or <code>null</code> if the
0125:             *         component is currently not cacheable.
0126:             */
0127:            public SourceValidity getValidity() {
0128:                return this .inputSource.getValidity();
0129:            }
0130:
0131:            /**
0132:             * Generate XML data.
0133:             */
0134:            public void generate() throws IOException, SAXException,
0135:                    ProcessingException {
0136:                try {
0137:                    if (getLogger().isDebugEnabled()) {
0138:                        getLogger().debug(
0139:                                "Source " + super .source + " resolved to "
0140:                                        + this .inputSource.getURI());
0141:                    }
0142:
0143:                    parseMIDI(this .inputSource);
0144:                } catch (SAXException e) {
0145:                    SourceUtil.handleSAXException(this .inputSource.getURI(), e);
0146:                }
0147:            }
0148:
0149:            private int midiFormat;
0150:            private Hashtable ffHash;
0151:            private String[] chanArray;
0152:            private String[] fArray;
0153:            private int numTracks;
0154:            private int trkCount;
0155:            private String[] notes;
0156:            private int[] register;
0157:            private Hashtable contHash;
0158:
0159:            /**
0160:             * @param source
0161:             */
0162:            private void parseMIDI(Source source) throws SAXException,
0163:                    SourceNotFoundException, IOException, ProcessingException {
0164:                InputStream inputStream = source.getInputStream();
0165:
0166:                AttributesImpl attr = new AttributesImpl();
0167:                String text = "";
0168:                this .contentHandler.startDocument();
0169:                attr.addAttribute("", "VERSION", "VERSION", "CDATA",
0170:                        Constants.VERSION);
0171:                this .contentHandler.startElement("", "XMidi", "XMidi", attr);
0172:
0173:                boolean chunkFlag = true;
0174:                while (chunkFlag) { // for each chunk
0175:                    byte[] hdr = new byte[8];
0176:
0177:                    int r;
0178:
0179:                    r = inputStream.read(hdr);
0180:                    if (r == -1) {
0181:                        chunkFlag = false;
0182:                        continue;
0183:                    }
0184:                    if (r < 8) {
0185:                        this .getLogger().debug("Getting header");
0186:                    }
0187:
0188:                    // get chunk id
0189:                    String cid = Utils.baToString(hdr, 0, 3);
0190:
0191:                    // get chunk length
0192:                    int len = Utils.baToInt(hdr, 4, 7);
0193:
0194:                    // get rest of chunk
0195:                    byte[] dta = new byte[len];
0196:                    r = inputStream.read(dta);
0197:                    if (r < len) {
0198:                        throw new ProcessingException("Getting data");
0199:                    }
0200:
0201:                    if (cid.equals("MThd")) {
0202:                        attr.clear();
0203:                        attr.addAttribute("", "LENGTH", "LENGTH", "CDATA", ""
0204:                                + len);
0205:                        attr.addAttribute("", "TYPE", "TYPE", "CDATA", cid);
0206:                        this .contentHandler.startElement("", "MThd", "MThd",
0207:                                attr);
0208:
0209:                        midiFormat = Utils.baToInt(dta, 0, 1);
0210:                        numTracks = Utils.baToInt(dta, 2, 3);
0211:                        String pnq = Utils.baToHex(dta, 4, 5);
0212:
0213:                        attr.clear();
0214:
0215:                        this .contentHandler.startElement("", "FORMAT",
0216:                                "FORMAT", attr);
0217:                        text = "" + midiFormat;
0218:                        this .contentHandler.characters(text.toCharArray(), 0,
0219:                                text.length());
0220:                        this .contentHandler.endElement("", "FORMAT", "FORMAT");
0221:
0222:                        this .contentHandler.startElement("", "TRACKS",
0223:                                "TRACKS", attr);
0224:                        text = "" + numTracks;
0225:                        this .contentHandler.characters(text.toCharArray(), 0,
0226:                                text.length());
0227:                        this .contentHandler.endElement("", "TRACKS", "TRACKS");
0228:
0229:                        this .contentHandler.startElement("", "PPNQ", "PPNQ",
0230:                                attr);
0231:                        text = pnq;
0232:                        this .contentHandler.characters(text.toCharArray(), 0,
0233:                                text.length());
0234:                        this .contentHandler.endElement("", "PPNQ", "PPNQ");
0235:
0236:                        this .contentHandler.endElement("", "MThd", "MThd");
0237:
0238:                    } else if (cid.equals("MTrk")) {
0239:                        trkCount++;
0240:                        if (trkCount > numTracks) {
0241:                            throw new ProcessingException("too many tracks");
0242:                        }
0243:                        attr.clear();
0244:                        attr.addAttribute("", "LENGTH", "LENGTH", "CDATA", ""
0245:                                + len);
0246:                        attr.addAttribute("", "TYPE", "TYPE", "CDATA", cid);
0247:                        this .contentHandler.startElement("", "MTrk", "MTrk",
0248:                                attr);
0249:                        doTrack(dta, len);
0250:                        this .contentHandler.endElement("", "MTrk", "MTrk");
0251:                    } else {
0252:                        attr.clear();
0253:                        attr.addAttribute("", "LENGTH", "LENGTH", "CDATA", ""
0254:                                + len);
0255:                        attr.addAttribute("", "TYPE", "TYPE", "CDATA", cid);
0256:                        this .contentHandler.startElement("", "CHUNK", "CHUNK",
0257:                                attr);
0258:                        doHexData(dta, len);
0259:                        this .contentHandler.endElement("", "CHUNK", "CHUNK");
0260:                    }
0261:
0262:                }
0263:
0264:                this .contentHandler.endElement("", "XMidi", "XMidi");
0265:                this .contentHandler.endDocument();
0266:            }
0267:
0268:            void initializeVariables() {
0269:                numTracks = 0;
0270:                trkCount = 0;
0271:            }
0272:
0273:            void initializeLookupTables() {
0274:                ffHash = new Hashtable();
0275:                ffHash.put("00", "Sequence Number");
0276:                ffHash.put("01", "Text");
0277:                ffHash.put("02", "Copyright");
0278:                ffHash.put("03", "Sequence/Track Name");
0279:                ffHash.put("04", "Instrument");
0280:                ffHash.put("05", "Lyric");
0281:                ffHash.put("06", "Marker");
0282:                ffHash.put("07", "Cue Point");
0283:                ffHash.put("20", "MIDI Channel");
0284:                ffHash.put("21", "MIDI Port");
0285:                ffHash.put("2F", "End of Track");
0286:                ffHash.put("51", "Tempo");
0287:                ffHash.put("54", "SMPTE Offset");
0288:                ffHash.put("58", "Time Signature");
0289:                ffHash.put("59", "Key Signature");
0290:                ffHash.put("7F", "Proprietary Event");
0291:
0292:                chanArray = new String[7];
0293:                chanArray[0] = "Note Off";
0294:                chanArray[1] = "Note On";
0295:                chanArray[2] = "After Touch";
0296:                chanArray[3] = "Control Change";
0297:                chanArray[4] = "Program Change";
0298:                chanArray[5] = "Channel Pressure";
0299:                chanArray[6] = "Pitch Wheel";
0300:
0301:                fArray = new String[16];
0302:                fArray[0] = "SYSEX";
0303:                fArray[1] = "MTC Quarter Frame Message";
0304:                fArray[2] = "Song Position Pointer";
0305:                fArray[3] = "Song Select";
0306:                fArray[4] = "Undefined";
0307:                fArray[5] = "Undefined";
0308:                fArray[6] = "Tune Request";
0309:                fArray[7] = "Unsupported";
0310:                fArray[8] = "MIDI Clock";
0311:                fArray[9] = "Undefined";
0312:                fArray[10] = "MIDI Start";
0313:                fArray[11] = "MIDI Continue";
0314:                fArray[12] = "MIDI Stop";
0315:                fArray[13] = "Undefined";
0316:                fArray[14] = "Active Sense";
0317:                fArray[15] = "NotUnderstood";
0318:
0319:                contHash = new Hashtable();
0320:                contHash.put("0", "Bank Select");
0321:                contHash.put("1", "Modulation Wheel (coarse)");
0322:                contHash.put("2", "Breath controller (coarse)");
0323:                contHash.put("4", "Foot Pedal (coarse)");
0324:                contHash.put("5", "Portamento Time (coarse)");
0325:                contHash.put("6", "Data Entry (coarse)");
0326:                contHash.put("7", "Volume (coarse)");
0327:                contHash.put("8", "Balance (coarse)");
0328:                contHash.put("10", "Pan position (coarse)");
0329:                contHash.put("11", "Expression (coarse)");
0330:                contHash.put("12", "Effect Control 1 (coarse)");
0331:                contHash.put("13", "Effect Control 2 (coarse)");
0332:                contHash.put("16", "General Purpose Slider 1");
0333:                contHash.put("17", "General Purpose Slider 2");
0334:                contHash.put("18", "General Purpose Slider 3");
0335:                contHash.put("19", "General Purpose Slider 4");
0336:                contHash.put("32", "Bank Select (fine)");
0337:                contHash.put("33", "Modulation Wheel (fine)");
0338:                contHash.put("34", "Breath controller (fine)");
0339:                contHash.put("36", "Foot Pedal (fine)");
0340:                contHash.put("37", "Portamento Time (fine)");
0341:                contHash.put("38", "Data Entry (fine)");
0342:                contHash.put("39", "Volume (fine)");
0343:                contHash.put("40", "Balance (fine)");
0344:                contHash.put("42", "Pan position (fine)");
0345:                contHash.put("43", "Expression (fine)");
0346:                contHash.put("44", "Effect Control 1 (fine)");
0347:                contHash.put("45", "Effect Control 2 (fine)");
0348:                contHash.put("64", "Hold Pedal (on/off)");
0349:                contHash.put("65", "Portamento (on/off)");
0350:                contHash.put("66", "Sustenuto Pedal (on/off)");
0351:                contHash.put("67", "Soft Pedal (on/off)");
0352:                contHash.put("68", "Legato Pedal (on/off)");
0353:                contHash.put("69", "Hold 2 Pedal (on/off)");
0354:                contHash.put("70", "Sound Variation");
0355:                contHash.put("71", "Sound Timbre");
0356:                contHash.put("72", "Sound Release Time");
0357:                contHash.put("73", "Sound Attack Time");
0358:                contHash.put("74", "Sound Brightness");
0359:                contHash.put("75", "Sound Control 6");
0360:                contHash.put("76", "Sound Control 7");
0361:                contHash.put("77", "Sound Control 8");
0362:                contHash.put("78", "Sound Control 9");
0363:                contHash.put("79", "Sound Control 10");
0364:                contHash.put("80", "General Purpose Button 1 (on/off)");
0365:                contHash.put("81", "General Purpose Button 2 (on/off)");
0366:                contHash.put("82", "General Purpose Button 3 (on/off)");
0367:                contHash.put("83", "General Purpose Button 4 (on/off)");
0368:                contHash.put("91", "Effects Level");
0369:                contHash.put("92", "Tremulo Level");
0370:                contHash.put("93", "Chorus Level");
0371:                contHash.put("94", "Celeste Level");
0372:                contHash.put("95", "Phaser Level");
0373:                contHash.put("96", "Data Button increment");
0374:                contHash.put("97", "Data Button decrement");
0375:                contHash.put("98", "Non-registered Parameter (fine)");
0376:                contHash.put("99", "Non-registered Parameter (coarse)");
0377:                contHash.put("100", "Registered Parameter (fine)");
0378:                contHash.put("101", "Registered Parameter (coarse)");
0379:                contHash.put("120", "All Sound Off");
0380:                contHash.put("121", "All Controllers Off");
0381:                contHash.put("122", "Local Keyboard (on/off)");
0382:                contHash.put("123", "All Notes Off");
0383:                contHash.put("124", "Omni Mode Off");
0384:                contHash.put("125", "Omni Mode On");
0385:                contHash.put("126", "Mono Operation");
0386:                contHash.put("127", "Poly Operation");
0387:
0388:                notes = new String[128];
0389:                register = new int[128];
0390:                notes[0] = "C";
0391:                register[0] = -5;
0392:                notes[1] = "C#";
0393:                register[1] = -5;
0394:                notes[2] = "D";
0395:                register[2] = -5;
0396:                notes[3] = "Eb";
0397:                register[3] = -5;
0398:                notes[4] = "E";
0399:                register[4] = -5;
0400:                notes[5] = "F";
0401:                register[5] = -5;
0402:                notes[6] = "F#";
0403:                register[6] = -5;
0404:                notes[7] = "G";
0405:                register[7] = -5;
0406:                notes[8] = "Ab";
0407:                register[8] = -5;
0408:                notes[9] = "A";
0409:                register[9] = -5;
0410:                notes[10] = "Bb";
0411:                register[10] = -5;
0412:                notes[11] = "B";
0413:                register[11] = -5;
0414:                notes[12] = "C";
0415:                register[12] = -4;
0416:                notes[13] = "C#";
0417:                register[13] = -4;
0418:                notes[14] = "D";
0419:                register[14] = -4;
0420:                notes[15] = "Eb";
0421:                register[15] = -4;
0422:                notes[16] = "E";
0423:                register[16] = -4;
0424:                notes[17] = "F";
0425:                register[17] = -4;
0426:                notes[18] = "F#";
0427:                register[18] = -4;
0428:                notes[19] = "G";
0429:                register[19] = -4;
0430:                notes[20] = "Ab";
0431:                register[20] = -4;
0432:                notes[21] = "A";
0433:                register[21] = -4;
0434:                notes[22] = "Bb";
0435:                register[22] = -4;
0436:                notes[23] = "B";
0437:                register[23] = -4;
0438:                notes[24] = "C";
0439:                register[24] = -3;
0440:                notes[25] = "C#";
0441:                register[25] = -3;
0442:                notes[26] = "D";
0443:                register[26] = -3;
0444:                notes[27] = "Eb";
0445:                register[27] = -3;
0446:                notes[28] = "E";
0447:                register[28] = -3;
0448:                notes[29] = "F";
0449:                register[29] = -3;
0450:                notes[30] = "F#";
0451:                register[30] = -3;
0452:                notes[31] = "G";
0453:                register[31] = -3;
0454:                notes[32] = "Ab";
0455:                register[32] = -3;
0456:                notes[33] = "A";
0457:                register[33] = -3;
0458:                notes[34] = "Bb";
0459:                register[34] = -3;
0460:                notes[35] = "B";
0461:                register[35] = -3;
0462:                notes[36] = "C";
0463:                register[36] = -2;
0464:                notes[37] = "C#";
0465:                register[37] = -2;
0466:                notes[38] = "D";
0467:                register[38] = -2;
0468:                notes[39] = "Eb";
0469:                register[39] = -2;
0470:                notes[40] = "E";
0471:                register[40] = -2;
0472:                notes[41] = "F";
0473:                register[41] = -2;
0474:                notes[42] = "F#";
0475:                register[42] = -2;
0476:                notes[43] = "G";
0477:                register[43] = -2;
0478:                notes[44] = "Ab";
0479:                register[44] = -2;
0480:                notes[45] = "A";
0481:                register[45] = -2;
0482:                notes[46] = "Bb";
0483:                register[46] = -2;
0484:                notes[47] = "B";
0485:                register[47] = -2;
0486:                notes[48] = "C";
0487:                register[48] = -1;
0488:                notes[49] = "C#";
0489:                register[49] = -1;
0490:                notes[50] = "D";
0491:                register[50] = -1;
0492:                notes[51] = "Eb";
0493:                register[51] = -1;
0494:                notes[52] = "E";
0495:                register[52] = -1;
0496:                notes[53] = "F";
0497:                register[53] = -1;
0498:                notes[54] = "F#";
0499:                register[54] = -1;
0500:                notes[55] = "G";
0501:                register[55] = -1;
0502:                notes[56] = "Ab";
0503:                register[56] = -1;
0504:                notes[57] = "A";
0505:                register[57] = -1;
0506:                notes[58] = "Bb";
0507:                register[58] = -1;
0508:                notes[59] = "B";
0509:                register[59] = -1;
0510:                notes[60] = "C";
0511:                register[60] = 0;
0512:                notes[61] = "C#";
0513:                register[61] = 0;
0514:                notes[62] = "D";
0515:                register[62] = 0;
0516:                notes[63] = "Eb";
0517:                register[63] = 0;
0518:                notes[64] = "E";
0519:                register[64] = 0;
0520:                notes[65] = "F";
0521:                register[65] = 0;
0522:                notes[66] = "F#";
0523:                register[66] = 0;
0524:                notes[67] = "G";
0525:                register[67] = 0;
0526:                notes[68] = "Ab";
0527:                register[68] = 0;
0528:                notes[69] = "A";
0529:                register[69] = 0;
0530:                notes[70] = "Bb";
0531:                register[70] = 0;
0532:                notes[71] = "B";
0533:                register[71] = 0;
0534:                notes[72] = "C";
0535:                register[72] = 1;
0536:                notes[73] = "C#";
0537:                register[73] = 1;
0538:                notes[74] = "D";
0539:                register[74] = 1;
0540:                notes[75] = "Eb";
0541:                register[75] = 1;
0542:                notes[76] = "E";
0543:                register[76] = 1;
0544:                notes[77] = "F";
0545:                register[77] = 1;
0546:                notes[78] = "F#";
0547:                register[78] = 1;
0548:                notes[79] = "G";
0549:                register[79] = 1;
0550:                notes[80] = "Ab";
0551:                register[80] = 1;
0552:                notes[81] = "A";
0553:                register[81] = 1;
0554:                notes[82] = "Bb";
0555:                register[82] = 1;
0556:                notes[83] = "B";
0557:                register[83] = 1;
0558:                notes[84] = "C";
0559:                register[84] = 2;
0560:                notes[85] = "C#";
0561:                register[85] = 2;
0562:                notes[86] = "D";
0563:                register[86] = 2;
0564:                notes[87] = "Eb";
0565:                register[87] = 2;
0566:                notes[88] = "E";
0567:                register[88] = 2;
0568:                notes[89] = "F";
0569:                register[89] = 2;
0570:                notes[90] = "F#";
0571:                register[90] = 2;
0572:                notes[91] = "G";
0573:                register[91] = 2;
0574:                notes[92] = "Ab";
0575:                register[92] = 2;
0576:                notes[93] = "A";
0577:                register[93] = 2;
0578:                notes[94] = "Bb";
0579:                register[94] = 2;
0580:                notes[95] = "B";
0581:                register[95] = 2;
0582:                notes[96] = "C";
0583:                register[96] = 3;
0584:                notes[97] = "C#";
0585:                register[97] = 3;
0586:                notes[98] = "D";
0587:                register[98] = 3;
0588:                notes[99] = "Eb";
0589:                register[99] = 3;
0590:                notes[100] = "E";
0591:                register[100] = 3;
0592:                notes[101] = "F";
0593:                register[101] = 3;
0594:                notes[102] = "F#";
0595:                register[102] = 3;
0596:                notes[103] = "G";
0597:                register[103] = 3;
0598:                notes[104] = "Ab";
0599:                register[104] = 3;
0600:                notes[105] = "A";
0601:                register[105] = 3;
0602:                notes[106] = "Bb";
0603:                register[106] = 3;
0604:                notes[107] = "B";
0605:                register[107] = 3;
0606:                notes[108] = "C";
0607:                register[108] = 4;
0608:                notes[109] = "C#";
0609:                register[109] = 4;
0610:                notes[110] = "D";
0611:                register[110] = 4;
0612:                notes[111] = "Eb";
0613:                register[111] = 4;
0614:                notes[112] = "E";
0615:                register[112] = 4;
0616:                notes[113] = "F";
0617:                register[113] = 4;
0618:                notes[114] = "F#";
0619:                register[114] = 4;
0620:                notes[115] = "G";
0621:                register[115] = 4;
0622:                notes[116] = "Ab";
0623:                register[116] = 4;
0624:                notes[117] = "A";
0625:                register[117] = 4;
0626:                notes[118] = "Bb";
0627:                register[118] = 4;
0628:                notes[119] = "B";
0629:                register[119] = 4;
0630:                notes[120] = "C";
0631:                register[120] = 5;
0632:                notes[121] = "C#";
0633:                register[121] = 5;
0634:                notes[122] = "D";
0635:                register[122] = 5;
0636:                notes[123] = "Eb";
0637:                register[123] = 5;
0638:                notes[124] = "E";
0639:                register[124] = 5;
0640:                notes[125] = "F";
0641:                register[125] = 5;
0642:                notes[126] = "F#";
0643:                register[126] = 5;
0644:                notes[127] = "G";
0645:                register[127] = 5;
0646:            }
0647:
0648:            /**
0649:             * Add track data to DOM structure
0650:             */
0651:            void doTrack(byte[] dta, int len) throws SAXException,
0652:                    ProcessingException {
0653:                AttributesImpl attr = new AttributesImpl();
0654:                String text = "";
0655:
0656:                boolean tFlag = true;
0657:                int offset = 0;
0658:
0659:                // initialize variables
0660:                String edata = null;
0661:                String snam = null;
0662:                String nmData = "";
0663:                String ctag = null;
0664:                String ctagAttr[] = new String[4];
0665:                String ctagAttrVal[] = new String[4];
0666:                int ctagnum = 0;
0667:                String cnum = null;
0668:                String ctyp = null;
0669:                int slen = 0;
0670:                int chanType = 0;
0671:                int hiName = 0;
0672:                int status = 0;
0673:                int noff = 0;
0674:                String sval = null;
0675:                boolean ecFlag = true; // assume edata
0676:                boolean nFlag = true; // use slen for noff
0677:                boolean firstTime = true;
0678:
0679:                while (tFlag) {
0680:                    // do delta
0681:                    ByteLen bl = Utils.deltaToInt(dta, offset);
0682:                    offset += bl.len;
0683:                    String deltaLen = Utils.baToHex(bl.ba, 0, 3);
0684:
0685:                    nFlag = true; // assume simple (slen) offset
0686:                    // may or may not be status
0687:                    boolean statFlag = false;
0688:                    int first = Utils.baToInt(dta, offset, offset);
0689:                    this .getLogger().debug(
0690:                            "doTrack: in loop; deltaLen=" + deltaLen + ", len="
0691:                                    + bl.len + ", first=" + first);
0692:
0693:                    if ((first & 128) == 128) {
0694:                        // it is a status byte
0695:                        statFlag = true;
0696:                        sval = Utils.baToHex(dta, offset, offset);
0697:                        status = first;
0698:                        this .getLogger().debug("doTrack: have status: " + sval);
0699:                        if (status < 240 && status > 127) {
0700:                            ecFlag = false;
0701:                            chanType = (status - 128) / 16;
0702:                            snam = chanArray[chanType];
0703:                            ctyp = sval.substring(0, 1);
0704:                            cnum = sval.substring(1, 2);
0705:                        } else {
0706:                            ecFlag = true;
0707:                            if (status > 239 && status < 256) {
0708:                                hiName = status - 240;
0709:                                snam = fArray[hiName];
0710:                            } else {
0711:                                throw new ProcessingException(
0712:                                        "Invalid status: " + status);
0713:                            }
0714:                        }
0715:                        offset++;
0716:                    } else {
0717:                        this .getLogger().debug("doTrack: running status");
0718:                    }
0719:
0720:                    nmData = "";
0721:                    if (firstTime) {
0722:                        firstTime = false;
0723:                        if (!statFlag) {
0724:                            throw new ProcessingException(
0725:                                    "first time, but no status; first = "
0726:                                            + first);
0727:                        }
0728:                    }
0729:
0730:                    // offset points to the byte after the status
0731:                    // or first byte of "running status"
0732:
0733:                    attr.clear();
0734:                    attr.addAttribute("", "DTIME", "DTIME", "CDATA", ""
0735:                            + deltaLen);
0736:                    this .contentHandler
0737:                            .startElement("", "DELTA", "DELTA", attr);
0738:
0739:                    if (status > 127 && status < 144) {
0740:                        // note off
0741:                        slen = 2;
0742:                        // set up tag
0743:                        int pitch = Utils.baToInt(dta, offset, offset);
0744:                        int vel = Utils.baToInt(dta, offset + 1, offset + 1);
0745:                        ctag = "NOTE_OFF";
0746:                        ctagAttr[0] = "PITCH";
0747:                        ctagAttrVal[0] = "" + pitch;
0748:                        ctagAttr[1] = "VELOCITY";
0749:                        ctagAttrVal[1] = "" + vel;
0750:                        ctagnum = 2;
0751:                        if (local_verbose) {
0752:                            ctagAttr[2] = "NAME";
0753:                            ctagAttrVal[2] = notes[pitch];
0754:                            ctagAttr[3] = "REGISTER";
0755:                            ctagAttrVal[3] = "" + register[pitch];
0756:                            ctagnum = 4;
0757:                        }
0758:                    } else if (status > 143 && status < 160) {
0759:                        // note on
0760:                        slen = 2;
0761:                        int pitch = Utils.baToInt(dta, offset, offset);
0762:                        int vel = Utils.baToInt(dta, offset + 1, offset + 1);
0763:                        ctag = "NOTE_ON";
0764:                        ctagAttr[0] = "PITCH";
0765:                        ctagAttrVal[0] = "" + pitch;
0766:                        ctagAttr[1] = "VELOCITY";
0767:                        ctagAttrVal[1] = "" + vel;
0768:                        ctagnum = 2;
0769:                        if (local_verbose) {
0770:                            ctagAttr[2] = "NAME";
0771:                            ctagAttrVal[2] = notes[pitch];
0772:                            ctagAttr[3] = "REGISTER";
0773:                            ctagAttrVal[3] = "" + register[pitch];
0774:                            ctagnum = 4;
0775:                        }
0776:                    } else if (status > 159 && status < 176) {
0777:                        // after touch
0778:                        slen = 2;
0779:                        int pitch = Utils.baToInt(dta, offset, offset);
0780:                        int pres = Utils.baToInt(dta, offset + 1, offset + 1);
0781:                        ctag = "AFTER";
0782:                        ctagAttr[0] = "PITCH";
0783:                        ctagAttrVal[0] = "" + pitch;
0784:                        ctagAttr[1] = "PRESSURE";
0785:                        ctagAttrVal[1] = "" + pres;
0786:                        ctagnum = 2;
0787:                        if (local_verbose) {
0788:                            ctagAttr[2] = "NAME";
0789:                            ctagAttrVal[2] = notes[pitch];
0790:                            ctagAttr[3] = "REGISTER";
0791:                            ctagAttrVal[3] = "" + register[pitch];
0792:                            ctagnum = 4;
0793:                        }
0794:                    } else if (status > 175 && status < 192) {
0795:                        // control change
0796:                        slen = 2;
0797:                        int contnum = Utils.baToInt(dta, offset, offset);
0798:                        int contval = Utils
0799:                                .baToInt(dta, offset + 1, offset + 1);
0800:                        ctag = "CONTROL";
0801:                        ctagAttr[0] = "NUMBER";
0802:                        ctagAttrVal[0] = "" + contnum;
0803:                        ctagAttr[1] = "VALUE";
0804:                        ctagAttrVal[1] = "" + contval;
0805:                        ctagnum = 2;
0806:                        if (local_verbose) {
0807:                            ctagAttr[2] = "NAME";
0808:                            ctagAttrVal[2] = (String) contHash
0809:                                    .get("" + contnum);
0810:                            ctagnum = 3;
0811:                        }
0812:                    } else if (status > 191 && status < 208) {
0813:                        // program (patch) change
0814:                        slen = 1;
0815:                        int patch = Utils.baToInt(dta, offset, offset);
0816:                        ctag = "PROGRAM";
0817:                        ctagAttr[0] = "NUMBER";
0818:                        ctagAttrVal[0] = "" + patch;
0819:                        ctagnum = 1;
0820:                    } else if (status > 207 && status < 224) {
0821:                        // channel pressure
0822:                        slen = 1;
0823:                        int pamt = Utils.baToInt(dta, offset, offset);
0824:                        ctag = "PRESSURE";
0825:                        ctagAttr[0] = "AMOUNT";
0826:                        ctagAttrVal[0] = "" + pamt;
0827:                        ctagnum = 1;
0828:                    } else if (status > 223 && status < 240) {
0829:                        // pitch wheel
0830:                        slen = 2;
0831:                        int pwamt = Utils.getPW(dta, offset);
0832:                        ctag = "WHEEL";
0833:                        ctagAttr[0] = "AMOUNT";
0834:                        ctagAttrVal[0] = "" + pwamt;
0835:                        ctagnum = 1;
0836:                    } else if (status == 240) {
0837:                        // sysex
0838:                        bl = Utils.deltaToInt(dta, offset);
0839:                        slen = Utils.baToInt(bl.ba, 0, 3);
0840:                        noff = bl.len;
0841:                        nFlag = false;
0842:                        edata = Utils.baToHex(dta, offset + noff, offset + noff
0843:                                + slen - 1);
0844:                        noff += slen;
0845:                    } else if (status == 255) {
0846:                        // non midi (reset only in "live" midi")
0847:                        nmData = Utils.baToHex(dta, offset, offset);
0848:                        //						nmData = "SNMT=\""+nmDta+"\" ";
0849:                        snam = "non-MIDI";
0850:                        String nmNam = (String) ffHash.get(nmData);
0851:                        if (nmNam != null) {
0852:                            snam += " - " + nmNam;
0853:                        } else {
0854:                            snam += " - Unknown";
0855:                        }
0856:                        //						int nmt = baToInt(dta,offset+1,offset+1);
0857:                        bl = Utils.deltaToInt(dta, offset + 1);
0858:                        slen = Utils.baToInt(bl.ba, 0, 3);
0859:                        noff = bl.len + 1;
0860:                        nFlag = false;
0861:                        if (slen == 0) {
0862:                            edata = "No data";
0863:                        } else {
0864:                            edata = Utils.baToHex(dta, offset + noff, offset
0865:                                    + noff + slen - 1);
0866:                            noff += slen;
0867:                        }
0868:                        this .getLogger().debug(
0869:                                "doTrack: status FF" + nmData + ", edata = "
0870:                                        + edata);
0871:                    } else if (status == 241 || status == 243) {
0872:                        int tcv = dta[offset];
0873:                        Integer tc = new Integer(tcv);
0874:                        edata = tc.toString();
0875:                        slen = 1;
0876:                    } else if (status == 242) {
0877:                        int tcv = Utils.getPW(dta, offset);
0878:                        Integer tc = new Integer(tcv);
0879:                        edata = tc.toString();
0880:                        slen = 2;
0881:                    } else if (status == 246 || status == 248 || status == 250
0882:                            || status == 251 || status == 252 || status == 254) {
0883:                        edata = "No data for " + snam;
0884:                        slen = 0;
0885:                    } else { // really unknown
0886:                        int ol = Utils.getNextHiOrd(dta, offset);
0887:                        edata = Utils.baToHex(dta, offset + 1, ol);
0888:                        ol -= offset + 1;
0889:                        slen = ol;
0890:                    }
0891:
0892:                    if (ecFlag) {
0893:                        if (statFlag) {
0894:                            attr.clear();
0895:                            attr.addAttribute("", "SLEN", "SLEN", "CDATA", ""
0896:                                    + slen);
0897:                            attr
0898:                                    .addAttribute("", "SNAM", "SNAM", "CDATA",
0899:                                            snam);
0900:                            if (!nmData.equals("")) {
0901:                                attr.addAttribute("", "SNMT", "SNMT", "CDATA",
0902:                                        nmData);
0903:                            }
0904:                            attr
0905:                                    .addAttribute("", "SVAL", "SVAL", "CDATA",
0906:                                            sval);
0907:                            this .contentHandler.startElement("", "STATUS",
0908:                                    "STATUS", attr);
0909:
0910:                            attr.clear();
0911:                            this .contentHandler.startElement("", "EDATA",
0912:                                    "EDATA", attr);
0913:                            text = edata;
0914:                            this .contentHandler.characters(text.toCharArray(),
0915:                                    0, text.length());
0916:                            this .contentHandler
0917:                                    .endElement("", "EDATA", "EDATA");
0918:
0919:                            this .contentHandler.endElement("", "STATUS",
0920:                                    "STATUS");
0921:                        } else {
0922:                            attr.clear();
0923:                            this .contentHandler.startElement("", "EDATA",
0924:                                    "EDATA", attr);
0925:                            text = edata;
0926:                            this .contentHandler.characters(text.toCharArray(),
0927:                                    0, text.length());
0928:                            this .contentHandler
0929:                                    .endElement("", "EDATA", "EDATA");
0930:                        }
0931:                    } else {
0932:
0933:                        if (statFlag) {
0934:                            attr.clear();
0935:                            attr.addAttribute("", "SLEN", "SLEN", "CDATA", ""
0936:                                    + slen);
0937:                            attr
0938:                                    .addAttribute("", "SNAM", "SNAM", "CDATA",
0939:                                            snam);
0940:                            if (!nmData.equals("")) {
0941:                                attr.addAttribute("", "SNMT", "SNMT", "CDATA",
0942:                                        nmData);
0943:                            }
0944:                            attr
0945:                                    .addAttribute("", "SVAL", "SVAL", "CDATA",
0946:                                            sval);
0947:                            this .contentHandler.startElement("", "STATUS",
0948:                                    "STATUS", attr);
0949:
0950:                            attr.clear();
0951:                            attr.addAttribute("", "NUMBER", "NUMBER", "CDATA",
0952:                                    cnum);
0953:                            attr
0954:                                    .addAttribute("", "TYPE", "TYPE", "CDATA",
0955:                                            ctyp);
0956:                            this .contentHandler.startElement("", "CHANNEL",
0957:                                    "CHANNEL", attr);
0958:
0959:                            attr.clear();
0960:                            for (int c = 0; c < ctagnum; c++) {
0961:                                attr.addAttribute("", ctagAttr[c], ctagAttr[c],
0962:                                        "CDATA", ctagAttrVal[c]);
0963:                            }
0964:                            this .contentHandler.startElement("", ctag, ctag,
0965:                                    attr);
0966:                            this .contentHandler.endElement("", ctag, ctag);
0967:
0968:                            this .contentHandler.endElement("", "CHANNEL",
0969:                                    "CHANNEL");
0970:                            this .contentHandler.endElement("", "STATUS",
0971:                                    "STATUS");
0972:                        } else {
0973:                            attr.clear();
0974:                            attr.addAttribute("", "NUMBER", "NUMBER", "CDATA",
0975:                                    cnum);
0976:                            attr
0977:                                    .addAttribute("", "TYPE", "TYPE", "CDATA",
0978:                                            ctyp);
0979:                            this .contentHandler.startElement("", "CHANNEL",
0980:                                    "CHANNEL", attr);
0981:
0982:                            attr.clear();
0983:                            for (int c = 0; c < ctagnum; c++) {
0984:                                attr.addAttribute("", ctagAttr[c], ctagAttr[c],
0985:                                        "CDATA", ctagAttrVal[c]);
0986:                            }
0987:                            this .contentHandler.startElement("", ctag, ctag,
0988:                                    attr);
0989:                            this .contentHandler.endElement("", ctag, ctag);
0990:
0991:                            this .contentHandler.endElement("", "CHANNEL",
0992:                                    "CHANNEL");
0993:                        }
0994:
0995:                    }
0996:
0997:                    this .contentHandler.endElement("", "DELTA", "DELTA");
0998:
0999:                    if (nFlag) {
1000:                        offset += slen;
1001:                    } else {
1002:                        offset += noff;
1003:                    }
1004:                    if (offset >= len) {
1005:                        tFlag = false;
1006:                    }
1007:                }
1008:            }
1009:
1010:            /**
1011:             * Write formatted hex data to file
1012:             */
1013:            void doHexData(byte[] dta, int len) throws ProcessingException,
1014:                    SAXException {
1015:                AttributesImpl attr = new AttributesImpl();
1016:                String text = "";
1017:
1018:                this .contentHandler
1019:                        .startElement("", "HEXDATA", "HEXDATA", attr);
1020:
1021:                StringBuffer bth = new StringBuffer("");
1022:                int bpl = 32;
1023:                int r = len % bpl;
1024:                int n = len / bpl;
1025:                for (int i = 0; i < n; i++) {
1026:                    int strt = i * bpl;
1027:                    bth.append(Utils.baToHex(dta, strt, strt + bpl - 1));
1028:                }
1029:                if (r > 0) {
1030:                    int strt = n * bpl;
1031:                    bth.append(Utils.baToHex(dta, strt, strt + r - 1));
1032:                }
1033:
1034:                text = bth.toString();
1035:                this .contentHandler.characters(text.toCharArray(), 0, text
1036:                        .length());
1037:
1038:                this .contentHandler.endElement("", "HEXDATA", "HEXDATA");
1039:            }
1040:        }
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