transcriber14parser.java

编辑视频文件

                } else {
                    int num = (new Integer(nb)).intValue();
                    int counter = 1;

                    if (speakersForCurrentTurn != null) {
                        StringTokenizer tokenizer = new StringTokenizer(speakersForCurrentTurn);

                        while (tokenizer.hasMoreTokens()) {
                            String spkr = tokenizer.nextToken();

                            if (counter++ == num) {
                                currentSpeakerId = spkr;

                                break;
                            }
                        }
                    }
                }
            } else if (qName.equals("Background")) {
                backgroundArrayList.add(new BackgroundRecord(
                        attributes.getValue("time"),
                        attributes.getValue("type"),
                        attributes.getValue("level")));
            } else if (qName.equals("Topic")) {
                topicHash.put(attributes.getValue("id"),
                    attributes.getValue("desc"));
            } else if (qName.equals("Comment")) {
                if (!currentComments.equals("")) {
                    currentComments += " ";
                }

                currentComments += ("{" + attributes.getValue("desc") + "}");
            }
        }

        //startElement
        private void storeUtterances(String time) {
            String spkId = "";
            String spkContent = "";

            // store utterance(s) for each speaker in Turn
            Iterator it = currentSpeakerContents.keySet().iterator();

            while (it.hasNext()) {
                spkId = (String) it.next();
                spkContent = (String) currentSpeakerContents.get(spkId);

                if (!spkContent.equals("")) {
                    utteranceRecords.add(new UtteranceRecord(spkContent,
                            (String) speakersHash.get(spkId), lastSyncTime,
                            time, lastTurnRecord));
                }
            }

            // reset
            // clean currentSpeakerContents
            Iterator it2 = currentSpeakerContents.keySet().iterator();

            while (it2.hasNext()) {
                spkId = (String) it2.next();
                currentSpeakerContents.put(spkId, "");
            }

            lastSectionRecord = currentSectionRecord;
            lastTurnRecord = currentTurnRecord;
        }

        private void storeComments(String time) {
            if (!currentComments.equals("")) {
                commentRecords.add(new CommentRecord(lastSyncTime, time,
                        currentComments));

                currentComments = "";
            }
        }

        /**
         * ContentHandler method
         *
         * @param nameSpaceURI DOCUMENT ME!
         * @param name DOCUMENT ME!
         * @param rawName DOCUMENT ME!
         *
         * @throws SAXException DOCUMENT ME!
         */
        public void endElement(String nameSpaceURI, String name, String qName)
            throws SAXException {
            if (qName.equals("Section") && (currentSectionRecord != null)) { // make sure last utterance is stored

                String time = currentSectionRecord.endTime;
                storeUtterances(time);
                storeComments(time);

                // store
                lastSyncTime = time;
            }
        }

        /**
         * ContentHandler method
         *
         * @param ch DOCUMENT ME!
         * @param start DOCUMENT ME!
         * @param end DOCUMENT ME!
         *
         * @throws SAXException DOCUMENT ME!
         */
        public void characters(char[] ch, int start, int end)
            throws SAXException {
            if ((currentSpeakerContents == null) || (currentSpeakerId == null)) {
                return;
            }

            String content = (String) currentSpeakerContents.get(currentSpeakerId);

            if (content != null) {
                content += new String(ch, start, end).trim();
            }

            currentSpeakerContents.put(currentSpeakerId, content);
        }

        /**
         * DOCUMENT ME!
         *
         * @param publicId DOCUMENT ME!
         * @param systemId DOCUMENT ME!
         *
         * @return DOCUMENT ME!
         */
        public InputSource resolveEntity(String publicId, String systemId) {
            // do this to prevent an exception when a DTD is not found
            return new InputSource(new StringReader(""));
        }
    }

    /**
     * DOCUMENT ME!
     * $Id: jalopy_gnu_src_dist.xml,v 1.3 2007/02/06 13:30:33 hasloe Exp $
     * @author $Author: hasloe $
     * @version $Revision: 1.3 $
     */
    private class SectionRecord {
        /** Holds value of property DOCUMENT ME! */
        public String type;

        /** Holds value of property DOCUMENT ME! */
        public String startTime;

        /** Holds value of property DOCUMENT ME! */
        public String endTime;

        /** Holds value of property DOCUMENT ME! */
        public String topicId;

        /** Holds value of property DOCUMENT ME! */
        public ArrayList turnRecords;

        /**
         * Creates a new SectionRecord instance
         *
         * @param type DOCUMENT ME!
         * @param startTime DOCUMENT ME!
         * @param endTime DOCUMENT ME!
         * @param topicId DOCUMENT ME!
         */
        public SectionRecord(String type, String startTime, String endTime,
            String topicId) {
            this.type = type;
            this.startTime = startTime;
            this.endTime = endTime;
            this.topicId = topicId;

            turnRecords = new ArrayList();
        }
    }

    /**
     * DOCUMENT ME!
     * $Id: jalopy_gnu_src_dist.xml,v 1.3 2007/02/06 13:30:33 hasloe Exp $
     * @author $Author: hasloe $
     * @version $Revision: 1.3 $
     */
    private class TurnRecord {
        /** Holds value of property DOCUMENT ME! */
        public String startTime;

        /** Holds value of property DOCUMENT ME! */
        public String endTime;

        /** Holds value of property DOCUMENT ME! */
        public String mode;

        /** Holds value of property DOCUMENT ME! */
        public String fidelity;

        /** Holds value of property DOCUMENT ME! */
        public String channel;

        /** Holds value of property DOCUMENT ME! */
        public String speakers;

        /**
         * Creates a new TurnRecord instance
         *
         * @param startTime DOCUMENT ME!
         * @param endTime DOCUMENT ME!
         * @param speakers DOCUMENT ME!
         * @param mode DOCUMENT ME!
         * @param fidelity DOCUMENT ME!
         * @param channel DOCUMENT ME!
         */
        public TurnRecord(String startTime, String endTime, String speakers,
            String mode, String fidelity, String channel) {
            this.startTime = startTime;
            this.endTime = endTime;
            this.speakers = speakers;
            this.mode = mode;
            this.fidelity = fidelity;
            this.channel = channel;
        }
    }

    /**
     * DOCUMENT ME!
     * $Id: jalopy_gnu_src_dist.xml,v 1.3 2007/02/06 13:30:33 hasloe Exp $
     * @author $Author: hasloe $
     * @version $Revision: 1.3 $
     */
    private class UtteranceRecord {
        /** Holds value of property DOCUMENT ME! */
        public String text;

        /** Holds value of property DOCUMENT ME! */
        public String speaker;

        /** Holds value of property DOCUMENT ME! */
        public String startTime;

        /** Holds value of property DOCUMENT ME! */
        public String endTime;

        /** Holds value of property DOCUMENT ME! */
        public TurnRecord turnRecord;

        /**
         * Creates a new UtteranceRecord instance
         *
         * @param text DOCUMENT ME!
         * @param speaker DOCUMENT ME!
         * @param startTime DOCUMENT ME!
         * @param endTime DOCUMENT ME!
         * @param turnRecord DOCUMENT ME!
         */
        public UtteranceRecord(String text, String speaker, String startTime,
            String endTime, TurnRecord turnRecord) {
            this.text = text;
            this.speaker = speaker;
            this.startTime = startTime;
            this.endTime = endTime;
            this.turnRecord = turnRecord;
        }
    }

    /**
     * DOCUMENT ME!
     * $Id: jalopy_gnu_src_dist.xml,v 1.3 2007/02/06 13:30:33 hasloe Exp $
     * @author $Author: hasloe $
     * @version $Revision: 1.3 $
     */
    private class BackgroundRecord {
        /** Holds value of property DOCUMENT ME! */
        public String time;

        /** Holds value of property DOCUMENT ME! */
        public String type;

        /** Holds value of property DOCUMENT ME! */
        public String level;

        /**
         * Creates a new BackgroundRecord instance
         *
         * @param time DOCUMENT ME!
         * @param type DOCUMENT ME!
         * @param level DOCUMENT ME!
         */
        public BackgroundRecord(String time, String type, String level) {
            this.time = time;
            this.type = type;
            this.level = level;
        }
    }

    /**
     * DOCUMENT ME!
     * $Id: jalopy_gnu_src_dist.xml,v 1.3 2007/02/06 13:30:33 hasloe Exp $
     * @author $Author: hasloe $
     * @version $Revision: 1.3 $
     */
    private class CommentRecord {
        /** Holds value of property DOCUMENT ME! */
        public String begin;

        /** Holds value of property DOCUMENT ME! */
        public String end;

        /** Holds value of property DOCUMENT ME! */
        public String desc;

        /**
         * Creates a new CommentRecord instance
         *
         * @param begin DOCUMENT ME!
         * @param end DOCUMENT ME!
         * @param desc DOCUMENT ME!
         */
        public CommentRecord(String begin, String end, String desc) {
            this.begin = begin;
            this.end = end;
            this.desc = desc;
        }
    }

    /**
     * DOCUMENT ME!
     * $Id: jalopy_gnu_src_dist.xml,v 1.3 2007/02/06 13:30:33 hasloe Exp $
     * @author $Author: hasloe $
     * @version $Revision: 1.3 $
     */
    class PairComparator implements Comparator {
        /**
         * Compares pairs {String tsId, Long time}, first on basis of time, then on
         * basis of number part of id
         *
         * @see java.util.Comparator#compare(java.lang.Object, java.lang.Object)
         */
        public int compare(Object arg0, Object arg1) {
            ArrayList pair0 = (ArrayList) arg0;
            ArrayList pair1 = (ArrayList) arg1;

            long time0 = ((Long) pair0.get(1)).longValue();
            long time1 = ((Long) pair1.get(1)).longValue();

            if (time0 < time1) {
                return -1;
            }

            if (time0 > time1) {
                return 1;
            }

            if (time0 == time1) {
                long id0 = new Long(((String) pair0.get(0)).substring(
                            TS_PREFIX.length())).longValue();
                long id1 = new Long(((String) pair1.get(0)).substring(
                            TS_PREFIX.length())).longValue();

                if (id0 < id1) {
                    return -1;
                }

                if (id0 > id1) {
                    return 1;
                }
            }

            return 0;
        }
    }
}