[52] | 1 | package de.ugoe.cs.eventbench.windows;
|
---|
[1] | 2 |
|
---|
| 3 | import java.io.File;
|
---|
[45] | 4 | import java.io.FileInputStream;
|
---|
[1] | 5 | import java.io.FileNotFoundException;
|
---|
| 6 | import java.io.IOException;
|
---|
[45] | 7 | import java.io.InputStreamReader;
|
---|
| 8 | import java.io.UnsupportedEncodingException;
|
---|
[1] | 9 | import java.security.InvalidParameterException;
|
---|
| 10 | import java.util.LinkedList;
|
---|
| 11 | import java.util.List;
|
---|
| 12 | import java.util.SortedMap;
|
---|
| 13 | import java.util.TreeMap;
|
---|
| 14 |
|
---|
| 15 | import javax.xml.parsers.ParserConfigurationException;
|
---|
| 16 | import javax.xml.parsers.SAXParser;
|
---|
| 17 | import javax.xml.parsers.SAXParserFactory;
|
---|
| 18 |
|
---|
| 19 | import org.xml.sax.Attributes;
|
---|
| 20 | import org.xml.sax.InputSource;
|
---|
| 21 | import org.xml.sax.SAXException;
|
---|
| 22 | import org.xml.sax.SAXParseException;
|
---|
| 23 | import org.xml.sax.helpers.DefaultHandler;
|
---|
| 24 |
|
---|
| 25 | import de.ugoe.cs.eventbench.data.Event;
|
---|
[52] | 26 | import de.ugoe.cs.eventbench.windows.data.WindowTree;
|
---|
| 27 | import de.ugoe.cs.eventbench.windows.data.WindowsMessage;
|
---|
[1] | 28 | import de.ugoe.cs.util.StringTools;
|
---|
| 29 | import de.ugoe.cs.util.console.Console;
|
---|
| 30 |
|
---|
| 31 | public class LogParser extends DefaultHandler {
|
---|
| 32 |
|
---|
| 33 | private MessageHandler currentHandler;
|
---|
| 34 |
|
---|
| 35 | private WindowsMessage currentMessage;
|
---|
| 36 |
|
---|
| 37 | private SequenceSplitter sequenceSplitter;
|
---|
| 38 |
|
---|
| 39 | private List<List<Event<WindowsMessage>>> sequences;
|
---|
| 40 |
|
---|
| 41 | private SortedMap<Integer, Integer> typeCounter;
|
---|
| 42 |
|
---|
| 43 | private boolean countMessageOccurences;
|
---|
| 44 |
|
---|
| 45 | public LogParser() {
|
---|
| 46 | this(false);
|
---|
| 47 | }
|
---|
| 48 |
|
---|
| 49 | public LogParser(boolean countMessageOccurences) {
|
---|
| 50 | sequenceSplitter = new SequenceSplitter();
|
---|
| 51 | sequences = new LinkedList<List<Event<WindowsMessage>>>();
|
---|
| 52 | currentHandler = null;
|
---|
| 53 | this.countMessageOccurences = countMessageOccurences;
|
---|
| 54 | if( countMessageOccurences) {
|
---|
| 55 | typeCounter = new TreeMap<Integer, Integer>();
|
---|
| 56 | }
|
---|
| 57 |
|
---|
| 58 | }
|
---|
| 59 |
|
---|
| 60 | public List<List<Event<WindowsMessage>>> getSequences() {
|
---|
| 61 | return sequences;
|
---|
| 62 | }
|
---|
| 63 |
|
---|
| 64 | @Override
|
---|
| 65 | public void startElement(String uri, String localName, String qName, Attributes atts) throws SAXException {
|
---|
| 66 | if( qName.equals("session") ) {
|
---|
| 67 | Console.traceln("start of session");
|
---|
| 68 | sequenceSplitter = new SequenceSplitter();
|
---|
| 69 | }
|
---|
| 70 | else if( qName.equals("msg") ) {
|
---|
| 71 | String msgType = atts.getValue("type");
|
---|
| 72 | int msgInt = -1;
|
---|
| 73 | try {
|
---|
| 74 | msgInt = Integer.parseInt(msgType);
|
---|
| 75 |
|
---|
| 76 | if( countMessageOccurences ) {
|
---|
| 77 | Integer currentCount = typeCounter.get(msgInt);
|
---|
| 78 | if( currentCount==null ) {
|
---|
| 79 | typeCounter.put(msgInt, 1);
|
---|
| 80 | } else {
|
---|
| 81 | typeCounter.put(msgInt, currentCount+1);
|
---|
| 82 | }
|
---|
| 83 | }
|
---|
| 84 |
|
---|
| 85 | if( msgInt==MessageDefs.WM_CREATE ) {
|
---|
| 86 | currentHandler = new HandlerCreate();
|
---|
| 87 | currentHandler.onStartElement();
|
---|
| 88 | }
|
---|
| 89 | else if( msgInt==MessageDefs.WM_DESTROY ) {
|
---|
| 90 | currentHandler = new HandlerDestroy();
|
---|
| 91 | currentHandler.onStartElement();
|
---|
| 92 | }
|
---|
| 93 | else if( msgInt==MessageDefs.WM_SETTEXT ) {
|
---|
| 94 | currentHandler = new HandlerSetText();
|
---|
| 95 | currentHandler.onStartElement();
|
---|
| 96 | } else {
|
---|
| 97 | currentMessage = new WindowsMessage(msgInt);
|
---|
| 98 | }
|
---|
| 99 | } catch(NumberFormatException e) {
|
---|
[4] | 100 | Console.printerrln("Invalid message type: type not a number");
|
---|
[1] | 101 | e.printStackTrace();
|
---|
| 102 | }
|
---|
| 103 | }
|
---|
| 104 | else if( qName.equals("param") ) {
|
---|
| 105 | if( currentHandler!=null ) {
|
---|
| 106 | currentHandler.onParameter(atts.getValue("name"), atts.getValue("value"));
|
---|
| 107 | } else {
|
---|
| 108 | currentMessage.addParameter(atts.getValue("name"), atts.getValue("value"));
|
---|
| 109 | }
|
---|
| 110 | }
|
---|
| 111 | }
|
---|
| 112 |
|
---|
| 113 | @Override
|
---|
| 114 | public void endElement(String uri, String localName, String qName) throws SAXException {
|
---|
| 115 | if( qName.equals("msg") ) {
|
---|
| 116 | if( currentHandler!=null ) {
|
---|
| 117 | currentHandler.onEndElement();
|
---|
| 118 | currentHandler = null;
|
---|
| 119 | } else {
|
---|
| 120 | try {
|
---|
| 121 | currentMessage.setTarget(WindowTree.getInstance());
|
---|
| 122 | sequenceSplitter.addMessage(currentMessage);
|
---|
| 123 | } catch (InvalidParameterException e) {
|
---|
| 124 | Console.traceln(e.getMessage() + " WindowsMessage " + currentMessage + " ignored.");
|
---|
| 125 | }
|
---|
| 126 | }
|
---|
| 127 | }
|
---|
| 128 | else if(qName.equals("session")) {
|
---|
| 129 | sequenceSplitter.endSession();
|
---|
| 130 | sequences.add(sequenceSplitter.getSequence());
|
---|
| 131 | Console.traceln("end of session");
|
---|
| 132 | }
|
---|
| 133 | }
|
---|
| 134 |
|
---|
| 135 | public void parseFile(String filename) {
|
---|
| 136 | if( filename==null ) {
|
---|
| 137 | throw new InvalidParameterException("filename must not be null");
|
---|
| 138 | }
|
---|
| 139 |
|
---|
| 140 | SAXParserFactory spf = SAXParserFactory.newInstance();
|
---|
| 141 | spf.setValidating(true);
|
---|
| 142 |
|
---|
| 143 | SAXParser saxParser = null;
|
---|
| 144 | InputSource inputSource = null;
|
---|
| 145 | try {
|
---|
| 146 | saxParser = spf.newSAXParser();
|
---|
[45] | 147 | inputSource = new InputSource(new InputStreamReader(new FileInputStream(filename), "UTF-16"));
|
---|
| 148 | } catch (UnsupportedEncodingException e) {
|
---|
| 149 | e.printStackTrace();
|
---|
[1] | 150 | } catch (ParserConfigurationException e) {
|
---|
| 151 | e.printStackTrace();
|
---|
| 152 | } catch (SAXException e) {
|
---|
| 153 | e.printStackTrace();
|
---|
| 154 | } catch (FileNotFoundException e) {
|
---|
| 155 | e.printStackTrace();
|
---|
| 156 | }
|
---|
| 157 | if( inputSource!=null ) {
|
---|
| 158 | inputSource.setSystemId("file://" + new File(filename).getAbsolutePath());
|
---|
| 159 | try {
|
---|
| 160 | if( saxParser==null) {
|
---|
| 161 | throw new RuntimeException("SAXParser creation failed");
|
---|
| 162 | }
|
---|
| 163 | saxParser.parse(inputSource, this);
|
---|
| 164 | } catch (SAXParseException e) {
|
---|
| 165 | Console.printerrln("Failure parsing file in line " + e.getLineNumber() + ", column " + e.getColumnNumber() +".");
|
---|
| 166 | e.printStackTrace();
|
---|
| 167 | } catch (SAXException e) {
|
---|
| 168 | e.printStackTrace();
|
---|
| 169 | } catch (IOException e) {
|
---|
| 170 | e.printStackTrace();
|
---|
| 171 | }
|
---|
| 172 | }
|
---|
| 173 | if( countMessageOccurences ) {
|
---|
| 174 | Console.println("Message statistics:");
|
---|
| 175 | Console.println(typeCounter.toString().replace(" ", StringTools.ENDLINE).replaceAll("[\\{\\}]",""));
|
---|
| 176 | }
|
---|
| 177 | }
|
---|
| 178 | }
|
---|