buildframework/helium/sf/java/metadata/src/com/nokia/helium/metadata/ant/types/sbs/SBSLogHandler.java
changeset 628 7c4a911dc066
--- /dev/null	Thu Jan 01 00:00:00 1970 +0000
+++ b/buildframework/helium/sf/java/metadata/src/com/nokia/helium/metadata/ant/types/sbs/SBSLogHandler.java	Fri Aug 13 14:59:05 2010 +0300
@@ -0,0 +1,400 @@
+/*
+ * Copyright (c) 2007-2008 Nokia Corporation and/or its subsidiary(-ies).
+ * All rights reserved.
+ * This component and the accompanying materials are made available
+ * under the terms of the License "Eclipse Public License v1.0"
+ * which accompanies this distribution, and is available
+ * at the URL "http://www.eclipse.org/legal/epl-v10.html".
+ *
+ * Initial Contributors:
+ * Nokia Corporation - initial contribution.
+ *
+ * Contributors:
+ *
+ * Description:  
+ *
+ */
+package com.nokia.helium.metadata.ant.types.sbs;
+
+import java.io.File;
+import java.io.IOException;
+import java.util.ArrayList;
+import java.util.Hashtable;
+import java.util.List;
+import java.util.regex.Matcher;
+import java.util.regex.Pattern;
+
+import javax.xml.parsers.ParserConfigurationException;
+import javax.xml.parsers.SAXParser;
+import javax.xml.parsers.SAXParserFactory;
+
+import org.xml.sax.Attributes;
+import org.xml.sax.Locator;
+import org.xml.sax.SAXException;
+import org.xml.sax.SAXParseException;
+import org.xml.sax.helpers.DefaultHandler;
+
+import com.nokia.helium.metadata.ant.types.SeverityEnum;
+
+/**
+ * This class implements the parsing of a SBS log file.
+ * Information will be pushed using an SBSLogEvents.
+ *
+ */
+public class SBSLogHandler extends DefaultHandler {
+    private static final int UNCATEGORIZED_MAP_LIMIT = 10000;
+    private static final String BLDINF_COMPONENT = "/bld.inf";
+    private File file;
+    private SBSLogEvents eventHandler;
+    private boolean record;
+    private StringBuffer text = new StringBuffer();
+    private Locator locator; 
+    private String recipeStatus = "ok";
+    private String currentComponent;
+    private boolean inWhatLog;
+    private long deep;
+    private StringBuffer mainSectionText = new StringBuffer();
+    private List<SpecialPattern> specialPatterns = new ArrayList<SpecialPattern>();
+    private UncategorizedItemMap uncategorizedItemMap = new UncategorizedItemMap();
+
+    
+    class SpecialPattern {
+        private Pattern regexPattern;
+        private int groupPosition;
+
+        public SpecialPattern(String exp, int pos) {
+            regexPattern = Pattern.compile(exp);
+            groupPosition = pos;
+        }
+        
+        public Pattern getRegexPattern() {
+            return regexPattern;
+        }
+        
+        public int getGroupPosition() {
+            return groupPosition;
+        }
+    }
+    
+    class UncategorizedItemMap extends Hashtable<String, List<UncategorizedItem>> {
+        
+        private static final long serialVersionUID = 1L;
+
+        public void put(String key, UncategorizedItem item) {
+            if (this.containsKey(key)) {
+                this.get(key).add(item);
+            } else {
+                this.put(key, new ArrayList<UncategorizedItem>());
+                this.get(key).add(item);                
+            }
+        }
+    }
+    
+    class UncategorizedItem {
+        private SeverityEnum.Severity priotity;
+        private String text;
+        private int lineNumber;
+        
+        public UncategorizedItem(String text, int lineNumber, SeverityEnum.Severity priotity) {
+            this.text = text;
+            this.lineNumber = lineNumber;
+            this.priotity = priotity;
+        }
+
+        public SeverityEnum.Severity getPriotity() {
+            return priotity;
+        }
+
+        public String getText() {
+            return text;
+        }
+
+        public int getLineNumber() {
+            return lineNumber;
+        }
+    }
+    
+    /**
+     * Construct an SBSLogHandler, defining a SBSLogEvents object
+     * to receive parsing notifications. The file will be used
+     * by the categorization handler.
+     * 
+     * @param event
+     * @param file
+     */
+    public SBSLogHandler(SBSLogEvents event, File file) {
+        this.file = file;
+        this.eventHandler = event;
+        currentComponent = event.getDefaultComponentName();
+        specialPatterns.add(new SpecialPattern("(make.exe|make): \\*\\*\\* No rule to make target.*needed by `(.*)'.*", 2));
+        specialPatterns.add(new SpecialPattern("(make.exe|make): \\*\\*\\* \\[(.*)\\].*", 2));
+    }
+
+    /**
+     * This method will cleanup the path of a bld.inf to extract
+     * a component name.
+     * e.g: I:/root/layer/package/group/bld.inf
+     * will return root/layer/package/group
+     * 
+     * @param text
+     * @return
+     */
+    protected String removeDriveAndBldInf(String text) {
+        // Some light linux support
+        if (text.endsWith(BLDINF_COMPONENT)) {
+            text = text.substring(0, text.length() - BLDINF_COMPONENT.length());
+        }
+        if (this.eventHandler.getEpocroot() == null) {
+            return text.replaceFirst("^([a-zA-Z]:)?/", "");
+        } else {
+            text = this.eventHandler.getEpocroot().toURI().relativize((new File(text)).toURI()).getPath();
+            if (text.endsWith("/")) {
+                text = text.substring(0, text.length() - 1);
+            }
+            return text;
+        }
+    }
+
+    /**
+     * Get the component based on the Attributes list.
+     * If not found it will fallback to the default
+     * component name defined by the eventHandler.
+     * 
+     * @param attributes XML tag SAX attributes list.
+     * @return a String representing the component name
+     */
+    public String getComponent(Attributes attributes) {
+        String component = attributes.getValue("", "bldinf");
+        if (component == null || component.length() == 0) {
+            return eventHandler.getDefaultComponentName();
+        }
+        return removeDriveAndBldInf(component);
+    }
+
+    /**
+     * {@inheritDoc}
+     */
+    @Override
+    public void setDocumentLocator(Locator locator) {
+        this.locator = locator;
+        super.setDocumentLocator(locator);
+    }
+
+    /**
+     * {@inheritDoc}
+     */
+    @Override
+    public void endElement(String uri, String localName, String qName)
+        throws SAXException {
+        // one level deeper
+        deep--;
+        if (qName.equals("error") || qName.equals("warning") || qName.equals("info")) {
+            record = false;
+            String line = text.toString();
+            if (!line.trim().equals("")) {
+                //log.info(qName + " - " + line);
+                eventHandler.add(SeverityEnum.Severity.valueOf(qName.toUpperCase()), text.toString(), locator.getLineNumber());
+            }
+        } else if (qName.equals("recipe")) {
+            record = false;
+            int count = 0;
+            for (String line : text.toString().split("\n")) {
+                if (eventHandler.check(currentComponent, line, locator.getLineNumber()) == SeverityEnum.Severity.ERROR) {
+                    count++;
+                }
+            }
+            if (count == 0 && recipeStatus.equalsIgnoreCase("failed")) {
+                eventHandler.add(SeverityEnum.Severity.ERROR, currentComponent, "ERROR: recipe exit status is failed.", locator.getLineNumber());
+            }
+            recipeStatus = "ok";
+            text.setLength(0);
+        } else if (qName.equalsIgnoreCase("whatlog") ) {
+            record = false;
+            for (String line : text.toString().split("\n")) {
+                line = line.trim().replace("\"", "");
+                if (line.length() > 0) {
+                    this.eventHandler.addWhatEntry(currentComponent, line, locator.getLineNumber());
+                }
+            }
+            text.setLength(0);
+            inWhatLog = false;
+        } else if (inWhatLog && qName.equalsIgnoreCase("member")) {
+            String line = text.toString().trim().replace("\"", "");
+            this.eventHandler.addWhatEntry(currentComponent, line, locator.getLineNumber());
+            record = false;
+            text.setLength(0);
+        } else if (qName.equalsIgnoreCase("clean")) {
+            record = false;
+            for (String line : text.toString().split("\n")) {
+                line = line.trim().replace("\"", "");
+                if (line.length() > 0) {
+                    if (uncategorizedItemMap.containsKey(line)) {
+                        for (UncategorizedItem item : uncategorizedItemMap.get(line)) {
+                            this.eventHandler.add(item.getPriotity(), currentComponent, item.getText(), item.getLineNumber());
+                        }
+                        uncategorizedItemMap.remove(line);
+                    }
+                }
+            }
+            text.setLength(0);
+        }
+        if (deep == 1) {
+            mainSectionText.setLength(0);
+        }
+        super.endElement(uri, localName, qName);
+    }
+
+    /**
+     * {@inheritDoc}
+     */
+    @Override
+    public void fatalError(SAXParseException e) throws SAXException {
+        // Reporting an XML parsing error.
+        eventHandler.add(SeverityEnum.Severity.ERROR, e.getMessage(), e.getLineNumber());
+        super.fatalError(e);
+    }
+
+    /**
+     * {@inheritDoc}
+     */
+    @Override
+    public void error(SAXParseException e) throws SAXException {
+        // Reporting an XML parsing error.
+        eventHandler.add(SeverityEnum.Severity.ERROR, e.getMessage(), e.getLineNumber());
+        super.error(e);
+    }
+    
+    /**
+     * {@inheritDoc}
+     */
+    @Override
+    public void startElement(String uri, String localName, String qName,
+            Attributes attributes) throws SAXException {
+        // one level deeper
+        deep++;
+        if (deep == 2) {
+            for (String line : mainSectionText.toString().split("\n")) {
+                for (SpecialPattern sp : specialPatterns) {
+                    Matcher matcher = sp.getRegexPattern().matcher(line);
+                    if (matcher.matches()) {
+                        uncategorizedItemMap.put(matcher.group(sp.getGroupPosition()), new UncategorizedItem(line, locator.getLineNumber(), SeverityEnum.Severity.ERROR));
+                    }
+                }
+                // record external log messages (such as from emake)
+                eventHandler.check(line, locator.getLineNumber());
+            }
+            if (uncategorizedItemMap.size() > UNCATEGORIZED_MAP_LIMIT) {
+                emptyUncategorizedItemMap();
+            }
+            mainSectionText.setLength(0);
+        }
+        if (qName.equalsIgnoreCase("buildlog")) {
+            mainSectionText.setLength(0);
+        } else if (qName.equals("error") || qName.equals("warning") || qName.equals("info")) {
+            record = true;
+            text.setLength(0);
+        } else if (qName.equals("recipe")) {
+            record = true;
+            text.setLength(0);
+            currentComponent = getComponent(attributes);
+            this.eventHandler.declareComponent(currentComponent);
+        } else if (qName.equalsIgnoreCase("time")) {
+            //currentComponent
+            String elapsed = attributes.getValue("", "elapsed");
+            if (elapsed != null) {
+                try {
+                    this.eventHandler.addElapsedTime(currentComponent, Double.valueOf(elapsed).doubleValue());
+                } catch (NumberFormatException ex) {
+                    ex = null; // ignoring the error.
+                }
+            }
+            //elapsedTime = Float.valueOf(getAttribute("elapsed", streamReader)).floatValue();
+        } else if (qName.equalsIgnoreCase("status") ) {
+            String exit = attributes.getValue("", "exit");
+            recipeStatus = (exit != null) ? exit : "ok";
+        } else if (qName.equalsIgnoreCase("whatlog") ) {
+            record = true;
+            inWhatLog = true;
+            text.setLength(0);
+            currentComponent = getComponent(attributes);
+            this.eventHandler.declareComponent(currentComponent);
+        } else if (inWhatLog && qName.equalsIgnoreCase("export")) {
+            String filename = attributes.getValue("", "destination");
+            eventHandler.addWhatEntry(currentComponent, filename, locator.getLineNumber());
+        } else if (inWhatLog && qName.equalsIgnoreCase("member")) {
+            record = true;
+            text.setLength(0);
+        } else if (qName.equalsIgnoreCase("clean")) {
+            record = true;
+            currentComponent = getComponent(attributes);
+            this.eventHandler.declareComponent(currentComponent);
+            text.setLength(0);
+        }
+        super.startElement(uri, localName, qName, attributes);
+    }
+    
+    /**
+     * {@inheritDoc}
+     */
+    @Override
+    public void characters(char[] ch, int start, int length)
+        throws SAXException {
+        if (record) {
+            text.append(ch, start, length);
+        }
+        if (deep == 1) {
+            mainSectionText.append(ch, start, length);            
+        }
+        super.characters(ch, start, length);
+    }
+
+
+    private void emptyUncategorizedItemMap() throws SAXException {
+        if (uncategorizedItemMap.size() > 0) {
+            try {
+                SAXParserFactory saxFactory = SAXParserFactory.newInstance();
+                SAXParser parser = saxFactory.newSAXParser();
+                parser.parse(file, new CategorizationHandler(this));
+            } catch (ParserConfigurationException e) {
+                throw new SAXException(e.getMessage(), e);
+            } catch (IOException e) {
+                throw new SAXException(e.getMessage(), e);
+            }
+        }        
+    }
+    
+    /**
+     * {@inheritDoc}
+     */
+    @Override
+    public void endDocument() throws SAXException {
+        // Remaining changes
+        
+        // Let's try categorization handler first
+        emptyUncategorizedItemMap();
+        
+        // Last resorts
+        for (String key : uncategorizedItemMap.keySet()) {
+            for (UncategorizedItem item : uncategorizedItemMap.get(key)) {
+                this.eventHandler.add(item.getPriotity(), this.eventHandler.getDefaultComponentName(), item.getText(), item.getLineNumber());
+            }
+        }
+        super.endDocument();
+    }
+
+    /**
+     * Get the EventHandler.
+     * @return
+     */
+    public SBSLogEvents getEventHandler() {
+        return eventHandler;
+    }    
+
+    /**
+     * Get the uncategorized items map.
+     * @return a map of uncategorized items.
+     */
+    public UncategorizedItemMap getUncategorizedItemMap() {
+        return uncategorizedItemMap;
+    }
+}