Initil

.classpath

@@ -0,0 +1,36 @@
+<?xml version="1.0" encoding="UTF-8"?>
+<classpath>
+	<classpathentry kind="src" output="target/classes" path="src/main/java">
+		<attributes>
+			<attribute name="optional" value="true"/>
+			<attribute name="maven.pomderived" value="true"/>
+		</attributes>
+	</classpathentry>
+	<classpathentry excluding="**" kind="src" output="target/classes" path="src/main/resources">
+		<attributes>
+			<attribute name="maven.pomderived" value="true"/>
+		</attributes>
+	</classpathentry>
+	<classpathentry kind="src" output="target/test-classes" path="src/test/java">
+		<attributes>
+			<attribute name="optional" value="true"/>
+			<attribute name="maven.pomderived" value="true"/>
+		</attributes>
+	</classpathentry>
+	<classpathentry excluding="**" kind="src" output="target/test-classes" path="src/test/resources">
+		<attributes>
+			<attribute name="maven.pomderived" value="true"/>
+		</attributes>
+	</classpathentry>
+	<classpathentry kind="con" path="org.eclipse.jdt.launching.JRE_CONTAINER/org.eclipse.jdt.internal.debug.ui.launcher.StandardVMType/J2SE-1.5">
+		<attributes>
+			<attribute name="maven.pomderived" value="true"/>
+		</attributes>
+	</classpathentry>
+	<classpathentry kind="con" path="org.eclipse.m2e.MAVEN2_CLASSPATH_CONTAINER">
+		<attributes>
+			<attribute name="maven.pomderived" value="true"/>
+		</attributes>
+	</classpathentry>
+	<classpathentry kind="output" path="target/classes"/>
+</classpath>

.gitignore

@@ -10,3 +10,4 @@
 
 # virtual machine crash logs, see http://www.java.com/en/download/help/error_hotspot.xml
 hs_err_pid*
+/target

.project

@@ -0,0 +1,23 @@
+<?xml version="1.0" encoding="UTF-8"?>
+<projectDescription>
+	<name>snippets</name>
+	<comment></comment>
+	<projects>
+	</projects>
+	<buildSpec>
+		<buildCommand>
+			<name>org.eclipse.jdt.core.javabuilder</name>
+			<arguments>
+			</arguments>
+		</buildCommand>
+		<buildCommand>
+			<name>org.eclipse.m2e.core.maven2Builder</name>
+			<arguments>
+			</arguments>
+		</buildCommand>
+	</buildSpec>
+	<natures>
+		<nature>org.eclipse.jdt.core.javanature</nature>
+		<nature>org.eclipse.m2e.core.maven2Nature</nature>
+	</natures>
+</projectDescription>

.settings/org.eclipse.jdt.core.prefs

@@ -0,0 +1,5 @@
+eclipse.preferences.version=1
+org.eclipse.jdt.core.compiler.codegen.targetPlatform=1.5
+org.eclipse.jdt.core.compiler.compliance=1.5
+org.eclipse.jdt.core.compiler.problem.forbiddenReference=warning
+org.eclipse.jdt.core.compiler.source=1.5

.settings/org.eclipse.m2e.core.prefs

@@ -0,0 +1,4 @@
+activeProfiles=
+eclipse.preferences.version=1
+resolveWorkspaceProjects=true
+version=1

pom.xml

@@ -0,0 +1,14 @@
+<project xmlns="http://maven.apache.org/POM/4.0.0" xmlns:xsi="http://www.w3.org/2001/XMLSchema-instance" xsi:schemaLocation="http://maven.apache.org/POM/4.0.0 http://maven.apache.org/xsd/maven-4.0.0.xsd">
+  <modelVersion>4.0.0</modelVersion>
+  <groupId>edu.aalto.emn</groupId>
+  <artifactId>snippets</artifactId>
+  <version>1.0-SNAPSHOT</version>
+  <description>Project for analyzing bus schedule data</description>
+  <dependencies>
+  	<dependency>
+  		<groupId>com.beust</groupId>
+  		<artifactId>jcommander</artifactId>
+  		<version>1.30</version>
+  	</dependency>
+  </dependencies>
+</project>

src/main/java/edu/aalto/emn/Bus.java

@@ -0,0 +1,22 @@
+package edu.aalto.emn;
+
+import java.util.HashMap;
+import java.util.Map;
+
+public class Bus {
+
+    private Map<String, BusStop> stops; // time - stop
+    private int route;
+
+    public Bus() {
+        this.stops = new HashMap<String, BusStop>();
+    }
+
+    public void setRoute(int route) {
+        this.route = route;
+    }
+
+    public void addStop(String time, BusStop stop) {
+        this.stops.put(time, stop);
+    }
+}

src/main/java/edu/aalto/emn/BusStop.java

@@ -0,0 +1,80 @@
+package edu.aalto.emn;
+
+import org.xml.sax.Attributes;
+
+
+public class BusStop {
+    private String id;
+    private String name;
+    private String x;
+    private String y;
+
+    public BusStop() {
+
+    }
+
+    public BusStop(Attributes atts) {
+        String name = atts.getValue("Name");
+        String id = atts.getValue("StationId");
+        String x = atts.getValue("X");
+        String y = atts.getValue("Y");
+
+        if(name != null) {
+            this.setName(name);
+        }
+
+        if(id !=null ) {
+            this.setId(id);
+        }
+
+        if(x !=null) {
+            this.setX(x);
+        }
+
+        if(y !=null) {
+            this.setY(y);
+        }
+    }
+
+    public BusStop(String id, String name, String x, String y) {
+        this.setId(id);
+        this.setName(name);
+        this.setX(x);
+        this.setY(y);
+    }
+
+    public String getId() {
+        return id;
+    }
+
+    public void setId(String id) {
+        this.id = id;
+    }
+
+    public String getName() {
+        return name;
+    }
+
+    public void setName(String name) {
+        this.name = name;
+    }
+
+    public String getX() {
+        return x;
+    }
+
+    public void setX(String x) {
+        this.x = x;
+    }
+
+    public String getY() {
+        return y;
+    }
+
+    public void setY(String y) {
+        this.y = y;
+    }
+
+
+
+}

src/main/java/edu/aalto/emn/DBHandler.java

@@ -0,0 +1,70 @@
+package edu.aalto.emn;
+
+import java.util.ArrayList;
+import java.util.HashMap;
+import java.util.List;
+import java.util.Map;
+import java.util.Stack;
+
+import org.xml.sax.Attributes;
+import org.xml.sax.SAXException;
+import org.xml.sax.helpers.DefaultHandler;
+
+public class DBHandler extends DefaultHandler {
+    private Map<String, BusStop> stops;
+    private List<Bus> buses;
+    private int route;
+
+    private Stack<String> elementStack = new Stack<String>();
+    private Stack<Object> objectStack = new Stack<Object>();
+
+    public DBHandler(int route) {
+        this.route = route;
+        this.stops = new HashMap();
+        this.buses = new ArrayList<Bus>();
+    }
+
+    public List<Bus> getBuses() {
+        return this.buses;
+    }
+
+    public boolean isReal(Attributes atts) {
+        String type = atts.getValue("type");
+        String isVirtual = atts.getValue("isVirtual");
+
+        if(type == null && isVirtual == null) {
+            return true;
+        }
+
+        return (type != null && "0".equals(type)) || (isVirtual != null && "false".equals(isVirtual));
+    }
+
+    @Override
+    public void startElement(String uri, String localName, String qName, Attributes attributes) throws SAXException {
+
+        this.elementStack.push(qName);
+
+        if ("station".equals(qName.toLowerCase())) {
+            if(isReal(attributes)) {
+                BusStop stop = new BusStop(attributes);
+                this.objectStack.push(stop);
+                this.stops.put(stop.getId(), stop);
+            } else {
+                this.elementStack.pop();
+            }
+        } else if ("service".equals(qName.toLowerCase())) {
+            Bus bus = new Bus();
+            this.objectStack.push(bus);
+        }
+    }
+
+    public void endElement(String uri, String localName, String qName) throws SAXException {
+
+        this.elementStack.pop();
+        String qNameLow = qName.toLowerCase();
+
+        if ("station".equals(qNameLow) || "service".equals(qNameLow)) {
+            Object object = this.objectStack.pop();
+        }
+    }
+}

src/main/java/edu/aalto/emn/SnippetMain.java

@@ -0,0 +1,40 @@
+package edu.aalto.emn;
+
+import java.io.File;
+import java.io.FileInputStream;
+import java.io.InputStream;
+
+import javax.xml.parsers.SAXParser;
+import javax.xml.parsers.SAXParserFactory;
+
+import com.beust.jcommander.Parameter;
+
+public class SnippetMain {
+
+    @Parameter(names = { "-route" }, description = "Route number")
+    private static Integer route = 23;
+
+    @Parameter(names = "-xml", description = "Path to XML database dump", required=true)
+    private static String path;
+
+    public static void main(String[] args) {
+        File xmlFile = new File(args[0]);
+
+        SAXParserFactory factory = SAXParserFactory.newInstance();
+        try {
+            InputStream xmlInput = new FileInputStream(args[0]);
+
+            SAXParser saxParser = factory.newSAXParser();
+            DBHandler handler   = new DBHandler(route);
+            saxParser.parse(xmlInput, handler);
+
+            for(Bus bus : handler.getBuses()){
+            //    System.out.println(bus);
+            }
+            System.out.println("Done");
+        } catch (Throwable err) {
+            err.printStackTrace ();
+        }
+    }
+
+}