diff --git a/Sda1/P/xmlstatistics/.gitignore b/Sda1/P/xmlstatistics/.gitignore
new file mode 100644
index 0000000000000000000000000000000000000000..963f79fe91b7d2ec098e0ef2241735191b79c77d
--- /dev/null
+++ b/Sda1/P/xmlstatistics/.gitignore
@@ -0,0 +1,5 @@
+/target/
+/.settings/
+.classpath
+.project
+A1.log
\ No newline at end of file
diff --git a/Sda1/P/xmlstatistics/pom.xml b/Sda1/P/xmlstatistics/pom.xml
new file mode 100644
index 0000000000000000000000000000000000000000..aa865e9101feff0087a4b9bf5fac60386300521c
--- /dev/null
+++ b/Sda1/P/xmlstatistics/pom.xml
@@ -0,0 +1,90 @@
+<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>de.hdm-stuttgart.mi.sda1</groupId>
+ <artifactId>xmlstatistics</artifactId>
+ <version>0.0.1-SNAPSHOT</version>
+ <packaging>jar</packaging>
+
+ <name>xmlstatistics</name>
+
+ <!--Fixme: Add a sensible project related domain here -->
+ <url>http://somedomain.org</url>
+
+ <properties>
+ <project.build.sourceEncoding>UTF-8</project.build.sourceEncoding>
+ </properties>
+
+ <dependencies>
+ <dependency>
+ <groupId>junit</groupId>
+ <artifactId>junit</artifactId>
+ <version>4.11</version>
+ <scope>test</scope>
+ </dependency>
+
+ <dependency>
+ <groupId>org.apache.logging.log4j</groupId>
+ <artifactId>log4j-api</artifactId>
+ <version>2.1</version>
+ </dependency>
+ <dependency>
+ <groupId>org.apache.logging.log4j</groupId>
+ <artifactId>log4j-core</artifactId>
+ <version>2.1</version>
+ </dependency>
+
+ <dependency>
+ <groupId>de.hdm-stuttgart.mi.sda1</groupId>
+ <artifactId>saxerrorhandler</artifactId>
+ <version>0.8</version>
+ </dependency>
+
+ </dependencies>
+
+ <build>
+ <plugins>
+
+ <plugin>
+ <groupId>org.apache.maven.plugins</groupId>
+ <artifactId>maven-compiler-plugin</artifactId>
+ <version>3.1</version>
+ <configuration>
+ <source>1.8</source>
+ <target>1.8</target>
+ </configuration>
+ </plugin>
+
+ <plugin>
+ <groupId>org.apache.maven.plugins</groupId>
+ <artifactId>maven-javadoc-plugin</artifactId>
+ <version>2.10.1</version>
+ <configuration/>
+ </plugin>
+
+ <plugin>
+ <groupId>org.apache.maven.plugins</groupId>
+ <artifactId>maven-shade-plugin</artifactId>
+ <version>2.3</version>
+ <configuration>
+ <transformers>
+ <transformer implementation="org.apache.maven.plugins.shade.resource.ManifestResourceTransformer">
+ <manifestEntries>
+ <Main-Class>de.hdm_stuttgart.mi.sda1.xmlstatistics.App</Main-Class>
+ </manifestEntries>
+ </transformer>
+ </transformers>
+ </configuration>
+ <executions>
+ <execution>
+ <phase>package</phase>
+ <goals>
+ <goal>shade</goal>
+ </goals>
+ </execution>
+ </executions>
+ </plugin>
+
+ </plugins>
+ </build>
+</project>
diff --git a/Sda1/P/xmlstatistics/sample.xsl b/Sda1/P/xmlstatistics/sample.xsl
new file mode 100644
index 0000000000000000000000000000000000000000..dd633bf37906976bbf75ca103bf12831f6c559f5
--- /dev/null
+++ b/Sda1/P/xmlstatistics/sample.xsl
@@ -0,0 +1,29 @@
+<?xml version="1.0" encoding="UTF-8"?>
+<xsl:stylesheet xmlns:xsl="http://www.w3.org/1999/XSL/Transform"
+ xmlns:xs="http://www.w3.org/2001/XMLSchema"
+ xmlns:h="http://www.w3.org/1999/xhtml"
+ exclude-result-prefixes="xs" version="2.0">
+
+ <xsl:template match="/">
+ <h:html>
+ <h:head>
+ <h:title></h:title>
+ </h:head>
+ <h:body>
+ <h:h1>A heading</h:h1>
+ <h:p>A paragraph</h:p>
+ <h:h1>Yet another heading</h:h1>
+ <xsl:apply-templates/>
+ </h:body>
+ </h:html>
+ </xsl:template>
+
+ <xsl:template match="*">
+ <xsl:message>
+ <xsl:text>No template defined for element '</xsl:text>
+ <xsl:value-of select="name(.)"/>
+ <xsl:text>'</xsl:text>
+ </xsl:message>
+ </xsl:template>
+
+</xsl:stylesheet>
\ No newline at end of file
diff --git a/Sda1/P/xmlstatistics/src/main/java/de/hdm_stuttgart/mi/sda1/xmlstatistics/App.java b/Sda1/P/xmlstatistics/src/main/java/de/hdm_stuttgart/mi/sda1/xmlstatistics/App.java
new file mode 100644
index 0000000000000000000000000000000000000000..db808ac7adcea2102a20989f0435a860d456e090
--- /dev/null
+++ b/Sda1/P/xmlstatistics/src/main/java/de/hdm_stuttgart/mi/sda1/xmlstatistics/App.java
@@ -0,0 +1,56 @@
+package de.hdm_stuttgart.mi.sda1.xmlstatistics;
+
+import java.io.IOException;
+
+import javax.xml.parsers.ParserConfigurationException;
+import javax.xml.parsers.SAXParser;
+import javax.xml.parsers.SAXParserFactory;
+
+import org.apache.logging.log4j.LogManager;
+import org.apache.logging.log4j.Logger;
+import org.xml.sax.SAXException;
+import org.xml.sax.XMLReader;
+
+import de.hdm_stuttgart.mi.sda1.saxerrorhandler.handler.SaxErrorHandler;
+import de.hdm_stuttgart.mi.sda1.xmlstatistics.handler.SaxContentHandler;
+
+
+/**
+ * A simple SAX parser demo
+ *
+ */
+public class App {
+ private static final Logger log = LogManager.getLogger(App.class);
+
+ /**
+ * @param args Unused
+ * @throws SAXException
+ * @throws ParserConfigurationException
+ * @throws IOException
+ */
+ public static void main( String[] args ) throws ParserConfigurationException, SAXException, IOException {
+
+ log.info("Creating SAX parser factory");
+ final SAXParserFactory saxPf = SAXParserFactory.newInstance();
+
+ log.info("Creating SAX parser");
+ final SAXParser saxParser = saxPf.newSAXParser();
+ final XMLReader xmlReader = saxParser.getXMLReader();
+
+ log.info("Enabling namespaces and namespace prefix processing");
+ xmlReader.setFeature("http://xml.org/sax/features/validation", false);
+ xmlReader.setFeature("http://xml.org/sax/features/namespaces", true);
+ xmlReader.setFeature("http://xml.org/sax/features/namespace-prefixes", true);
+
+ log.info("Registering content- and error handler instances");
+ final SaxContentHandler contentHandler = new SaxContentHandler();
+ xmlReader.setContentHandler(contentHandler);
+ xmlReader.setErrorHandler(new SaxErrorHandler());
+
+ final String xmlDocumentInstanceFilename = "sample.xsl";
+ log.info("Start parsing file '" + xmlDocumentInstanceFilename + "'");
+ xmlReader.parse(xmlDocumentInstanceFilename);
+ contentHandler.printStatistics();
+
+ }
+}
diff --git a/ws/eclipse/Jdbc/src/main/java/sax/ns/stat/ElementcountByName.java b/Sda1/P/xmlstatistics/src/main/java/de/hdm_stuttgart/mi/sda1/xmlstatistics/handler/ElementcountByName.java
similarity index 92%
rename from ws/eclipse/Jdbc/src/main/java/sax/ns/stat/ElementcountByName.java
rename to Sda1/P/xmlstatistics/src/main/java/de/hdm_stuttgart/mi/sda1/xmlstatistics/handler/ElementcountByName.java
index 610cd4f1fac5266e31c3e878bedc2f310d0b5648..89273bc4afe52fc828545cca62e441b4110c3c90 100644
--- a/ws/eclipse/Jdbc/src/main/java/sax/ns/stat/ElementcountByName.java
+++ b/Sda1/P/xmlstatistics/src/main/java/de/hdm_stuttgart/mi/sda1/xmlstatistics/handler/ElementcountByName.java
@@ -1,4 +1,4 @@
-package sax.ns.stat;
+package de.hdm_stuttgart.mi.sda1.xmlstatistics.handler;
import java.util.HashMap;
import java.util.Map;
@@ -14,7 +14,7 @@ import java.util.Map;
* arbitrary integer frequencies.
*
* Instances of this class will appear as {@link Map} values in
- * {@link FrequencyGatherer} corresponding to a given namespace key value.
+ * {@link SaxContentHandler} corresponding to a given namespace key value.
*
*/
@SuppressWarnings("serial")
diff --git a/Sda1/P/xmlstatistics/src/main/java/de/hdm_stuttgart/mi/sda1/xmlstatistics/handler/SaxContentHandler.java b/Sda1/P/xmlstatistics/src/main/java/de/hdm_stuttgart/mi/sda1/xmlstatistics/handler/SaxContentHandler.java
new file mode 100644
index 0000000000000000000000000000000000000000..ba902a17bacfaf11c74faeff8f5a6683b6dcec52
--- /dev/null
+++ b/Sda1/P/xmlstatistics/src/main/java/de/hdm_stuttgart/mi/sda1/xmlstatistics/handler/SaxContentHandler.java
@@ -0,0 +1,153 @@
+package de.hdm_stuttgart.mi.sda1.xmlstatistics.handler;
+
+import java.util.HashMap;
+import java.util.Map;
+import java.util.Map.Entry;
+
+import org.apache.logging.log4j.LogManager;
+import org.apache.logging.log4j.Logger;
+import org.xml.sax.Attributes;
+import org.xml.sax.ContentHandler;
+import org.xml.sax.Locator;
+import org.xml.sax.SAXException;
+
+/**
+ * Creating statistics on elements and namespaces
+ *
+ */
+public class SaxContentHandler implements ContentHandler {
+ private static final Logger log = LogManager.getLogger(SaxContentHandler.class);
+
+ Locator locator = null;
+
+ @Override
+ public void setDocumentLocator(Locator locator) {
+ this.locator = locator;
+ }
+
+ private Map<String, ElementcountByName> frequenciesByNamespace =
+ new HashMap<String, ElementcountByName>();
+
+ /**
+ * @return Array of namespaces being detected
+ */
+ public String[] getNamespaces() {
+ return frequenciesByNamespace.keySet().toArray(new String[0]);
+ }
+
+ @Override
+ public void startElement(final String uri, final String localName, final String qName,
+ Attributes attributes) throws SAXException {
+ log.info(displayWithLocation("Opening '" + qName + "'"));
+
+ ElementcountByName elementsInNamespace = frequenciesByNamespace.get(uri);
+ if (null == elementsInNamespace) {// Does an entry to the current namespace yet exist?
+ elementsInNamespace = new ElementcountByName(); // Not yet, so create
+ frequenciesByNamespace.put(uri, elementsInNamespace); // and add a new entry.
+ }
+ elementsInNamespace.increment(localName);
+ }
+
+ /**
+ * Printing element names with their respective number of occurrences grouped
+ * by namespace affiliation to standard output.
+ *
+ * Consider the following example XHTML+SVG+MATHML document instance:
+ * <pre><html xmlns="http://www.w3.org/1999/xhtml" xmlns:svg="http://www.w3.org/2000/svg">
+ <head>
+ <title>Sample XHTML with Equations</title>
+ </head>
+ <body>
+ <h1>Sample MathML:</h1>
+ <math xmlns="http://www.w3.org/1998/Math/MathML">
+ <mstyle displaystyle="false" scriptlevel="0">
+ <mrow>
+ <mfrac>
+ <mrow>
+ <mi mathcolor="gray">sin</mi>
+ <mo rspace="verythinmathspace">â¡</mo>
+ <mi>θ</mi>
+ </mrow>
+ <mi>Ï€</mi>
+ </mfrac>
+ </mrow>
+ </mstyle>
+ </math>
+ <h1>Sample SVG:</h1>
+ <svg:svg version="1.1" baseProfile="full" width="300px" height="200px">
+ <svg:circle cx="150px" cy="100px" r="50px" fill="#ff0000"
+ stroke="#000000" stroke-width="5px"/>
+ </svg:svg>
+ </body>
+ </html></pre>
+
+ * The resulting output will be:
+ * <pre><b>Namespace 'http://www.w3.org/1998/Math/MathML' contains:</b>
+ <math> (1 occurrence)
+ <mo> (1 occurrence)
+ <mrow> (2 occurrences)
+ <mfrac> (1 occurrence)
+ <mi> (3 occurrences)
+ <mstyle> (1 occurrence)
+
+ <b>Namespace 'http://www.w3.org/1999/xhtml' contains:</b>
+ <body> (1 occurrence)
+ <title> (1 occurrence)
+ <html> (1 occurrence)
+ <h1> (2 occurrences)
+ <head> (1 occurrence)
+
+ <b>Namespace 'http://www.w3.org/2000/svg' contains:</b>
+ <svg> (1 occurrence)
+ <circle> (1 occurrence)</pre>
+ */
+ public void printStatistics () {
+ for (final Entry<String, ElementcountByName> entry: frequenciesByNamespace.entrySet()) {
+ System.out.println("Namespace '" + entry.getKey() + "' contains:");
+ entry.getValue().printStatistics();
+ System.out.println();
+ }
+ }
+
+ String displayWithLocation(final String saxMsg) {
+ if (null == locator) {
+ return saxMsg;
+ } else {
+ return "File position (" + locator.getLineNumber() + ", " + locator.getColumnNumber() + "): " + saxMsg;
+ }
+ }
+
+ // We don't need these ...
+ @Override
+ public void startDocument() throws SAXException {}
+
+ @Override
+ public void endDocument() throws SAXException {}
+
+ @Override
+ public void startPrefixMapping(String prefix, String uri)
+ throws SAXException {}
+
+ @Override
+ public void endPrefixMapping(String prefix) throws SAXException {}
+
+ @Override
+ public void endElement(String uri, String localName, String qName)
+ throws SAXException {}
+
+ @Override
+ public void characters(char[] ch, int start, int length)
+ throws SAXException {}
+
+ @Override
+ public void ignorableWhitespace(char[] ch, int start, int length)
+ throws SAXException {}
+
+ @Override
+ public void processingInstruction(String target, String data)
+ throws SAXException {}
+
+ @Override
+ public void skippedEntity(String name) throws SAXException {}
+
+}
\ No newline at end of file
diff --git a/Sda1/P/xmlstatistics/src/main/resources/log4j2.xml b/Sda1/P/xmlstatistics/src/main/resources/log4j2.xml
new file mode 100644
index 0000000000000000000000000000000000000000..63574fb442015db24609cab03a0c999e7c9a95ad
--- /dev/null
+++ b/Sda1/P/xmlstatistics/src/main/resources/log4j2.xml
@@ -0,0 +1,21 @@
+<?xml version="1.0" encoding="UTF-8"?>
+<Configuration>
+ <Appenders>
+ <File name="A1" fileName="A1.log" append="false">
+ <PatternLayout pattern="%t %-5p %c{2} - %m%n"/>
+ </File>
+ <Console name="STDOUT" target="SYSTEM_OUT">
+ <PatternLayout pattern="%C{2} (%F:%L) - %m%n"/>
+ </Console>
+ </Appenders>
+ <Loggers>
+
+ <!-- You my want to define class or package level per-logger rules -->
+ <Logger name="de.hdm_stuttgart.mi.sda1.xmlstatistics.App" level="info">
+ <AppenderRef ref="A1"/>
+ </Logger>
+ <Root level="info">
+ <AppenderRef ref="STDOUT"/>
+ </Root>
+ </Loggers>
+</Configuration>
\ No newline at end of file
diff --git a/Sda1/P/xmlstatistics/src/test/java/de/hdm_stuttgart/mi/sda1/xmlstatistics/AppTest.java b/Sda1/P/xmlstatistics/src/test/java/de/hdm_stuttgart/mi/sda1/xmlstatistics/AppTest.java
new file mode 100644
index 0000000000000000000000000000000000000000..9e0c0eaebc32e066a5243fafb79e28c6518b5262
--- /dev/null
+++ b/Sda1/P/xmlstatistics/src/test/java/de/hdm_stuttgart/mi/sda1/xmlstatistics/AppTest.java
@@ -0,0 +1,52 @@
+package de.hdm_stuttgart.mi.sda1.xmlstatistics;
+
+import java.io.IOException;
+
+import javax.xml.parsers.ParserConfigurationException;
+import javax.xml.parsers.SAXParser;
+import javax.xml.parsers.SAXParserFactory;
+
+import org.junit.Assert;
+import org.junit.Test;
+import org.xml.sax.SAXException;
+import org.xml.sax.SAXNotRecognizedException;
+import org.xml.sax.SAXNotSupportedException;
+import org.xml.sax.XMLReader;
+
+import de.hdm_stuttgart.mi.sda1.saxerrorhandler.handler.SaxErrorHandler;
+import de.hdm_stuttgart.mi.sda1.xmlstatistics.handler.SaxContentHandler;
+
+/**
+ * Unit test for simple App.
+ */
+public class AppTest {
+ /**
+ * Dummy test method
+ * @throws SAXException
+ * @throws ParserConfigurationException
+ * @throws IOException
+ */
+ @Test
+ public void testNamespaceSet() throws ParserConfigurationException, SAXException, IOException {
+ final SAXParserFactory saxPf = SAXParserFactory.newInstance();
+
+ final SAXParser saxParser = saxPf.newSAXParser();
+ final XMLReader xmlReader = saxParser.getXMLReader();
+
+ xmlReader.setFeature("http://xml.org/sax/features/validation", false);
+ xmlReader.setFeature("http://xml.org/sax/features/namespaces", true);
+ xmlReader.setFeature("http://xml.org/sax/features/namespace-prefixes", true);
+
+ final SaxContentHandler contentHandler = new SaxContentHandler();
+ xmlReader.setContentHandler(contentHandler);
+ xmlReader.setErrorHandler(new SaxErrorHandler());
+
+ final String xmlDocumentInstanceFilename = "sample.xsl";
+ xmlReader.parse(xmlDocumentInstanceFilename);
+
+ Assert.assertArrayEquals(new String[]{"http://www.w3.org/1999/xhtml","http://www.w3.org/1999/XSL/Transform"},
+ contentHandler.getNamespaces());
+ }
+
+ // Further tests not yet written for lazyness ...
+}
diff --git a/Sda1/sda1.xml b/Sda1/sda1.xml
index 7b045a4acd68e9df6a1c8b8b698bd1cf69fcde57..112efea4234e3a7faa2aa21f39c82022c4940372 100644
--- a/Sda1/sda1.xml
+++ b/Sda1/sda1.xml
@@ -6907,111 +6907,79 @@ INSERT INTO Description VALUES('instantTent', 2, 'Exclusive WeatherTec system.')
linkend="gloss_MathML">MathML</link> sample document:</para>
<programlisting language="none"><?xml version="1.0" encoding="UTF-8"?>
-<!DOCTYPE html PUBLIC "-//W3C//DTD XHTML 1.1 plus MathML 2.0 plus SVG 1.1//EN"
- "http://www.w3.org/2002/04/xhtml-math-svg/xhtml-math-svg.dtd" >
-<html xmlns="<emphasis role="bold">http://www.w3.org/1999/xhtml</emphasis>" <co
- xml:id="xhtmlCombinedNs_Xhtml"/>
- xmlns:svg="<emphasis role="bold">http://www.w3.org/2000/svg</emphasis>"> <co
+<xsl:stylesheet xmlns:xsl="http://www.w3.org/1999/XSL/Transform"
+ xmlns:xs="http://www.w3.org/2001/XMLSchema" <co
xml:id="xhtmlCombinedNs_Svg"/>
- <head>
- <title>Sample XHTML with Equations</title>
- </head>
- <body>
- <h1>Sample MathML:</h1>
- <math <emphasis role="bold">xmlns="http://www.w3.org/1998/Math/MathML</emphasis>"> <co
- xml:id="xhtmlCombinedNs_Mathml"/>
- <mstyle displaystyle="false" scriptlevel="0">
- <mrow>
- <mfrac>
- <mrow>
- <mi mathcolor="gray">sin</mi>
- <mo rspace="verythinmathspace">â¡</mo>
- <mi>θ</mi>
- </mrow>
- <mi>Ï€</mi>
- </mfrac>
- </mrow>
- </mstyle>
- </math>
- <h1>Sample SVG:</h1>
- <svg:svg version="1.1" baseProfile="full" width="300px" height="200px">
- <svg:circle cx="150px" cy="100px" r="50px" fill="#ff0000"
- stroke="#000000" stroke-width="5px"/>
- </svg:svg>
- </body>
-</html></programlisting>
+ xmlns:h="http://www.w3.org/1999/xhtml" <co xml:id="xhtmlCombinedNs_Xhtml"/>
+ exclude-result-prefixes="xs" version="2.0">
+
+ <xsl:template match="/">
+ <h:html>
+ <h:head>
+ <h:title></h:title>
+ </h:head>
+ <h:body>
+ <h:h1>A heading</h:h1>
+ <h:p>A paragraph</h:p>
+ <h:h1>Yet another heading</h:h1>
+ <xsl:apply-templates/>
+ </h:body>
+ </h:html>
+ </xsl:template>
+
+ <xsl:template match="*">
+ <xsl:message>
+ <xsl:text>No template defined for element '</xsl:text>
+ <xsl:value-of select="name(.)"/>
+ <xsl:text>'</xsl:text>
+ </xsl:message>
+ </xsl:template>
- <para>This document does define three different namespaces
- <coref linkend="xhtmlCombinedNs_Xhtml"/>, <coref
- linkend="xhtmlCombinedNs_Svg"/> and <coref
- linkend="xhtmlCombinedNs_Mathml"/> corresponding to the three
- XML application components.</para>
+</xsl:stylesheet></programlisting>
+
+ <para>This XSL stylesheet defines two different namespaces
+ <coref linkend="xhtmlCombinedNs_Xhtml"/> and <coref
+ linkend="xhtmlCombinedNs_Xhtml"/>.</para>
<para>Implement a <link linkend="gloss_SAX">SAX</link>
- application being able to group elements of arbitrary XML
+ application being able to group elements from arbitrary XML
documents by namespaces along with their corresponding
- frequencies of occurrence. The intended output corresponding
- to the previous <link linkend="gloss_XHTML">XHTM</link>L
- example might look like:</para>
+ frequencies of occurrence. The intended output for the
+ previous <xref linkend="glo_XSL"/> example shall look
+ like:</para>
<programlisting language="none">Namespace '<emphasis
- role="bold">http://www.w3.org/1998/Math/MathML</emphasis>' contains:
-<math> (1 occurrence)
-<mo> (1 occurrence)
-<mrow> (2 occurrences)
-<mfrac> (1 occurrence)
-<mi> (3 occurrences)
-<mstyle> (1 occurrence)
-
-Namespace '<emphasis role="bold">http://www.w3.org/1999/xhtml</emphasis>' contains:
-<body> (1 occurrence)
-<title> (1 occurrence)
-<html> (1 occurrence)
-<h1> (2 occurrences)
+ role="bold">http://www.w3.org/1999/xhtml</emphasis>' contains:
<head> (1 occurrence)
+<p> (1 occurrence)
+<h1> (2 occurrences)
+<html> (1 occurrence)
+<title> (1 occurrence)
+<body> (1 occurrence)
-Namespace '<emphasis role="bold">http://www.w3.org/2000/svg</emphasis>' contains:
-<svg> (1 occurrence)
-<circle> (1 occurrence)</programlisting>
-
- <para>Hints:</para>
-
- <itemizedlist>
- <listitem>
- <para>Counting frequencies and grouping by namespaces may
- be achieved by using standard Java container
- implementations of <classname>java.util.Map</classname>.
- You may for example define sets of related XML elements
- and group them by their corresponding namespaces.</para>
- </listitem>
-
- <listitem>
- <para>Enabling validation may require an entity resolver
- as being described in <xref linkend="saxValidate"/>.
- Otherwise you may experience long parsing times due to
- downloading of referenced schema components.</para>
- </listitem>
- </itemizedlist>
+Namespace '<emphasis role="bold">http://www.w3.org/1999/XSL/Transform</emphasis>' contains:
+<stylesheet> (1 occurrence)
+<template> (2 occurrences)
+<value-of> (1 occurrence)
+<apply-templates> (1 occurrence)
+<text> (2 occurrences)
+<message> (1 occurrence)</programlisting>
+
+ <para>Hint: Counting frequencies and grouping by namespaces
+ may be achieved by using standard Java container
+ implementations of <classname>java.util.Map</classname>. You
+ may for example define sets of related XML elements and group
+ them by their corresponding namespaces. Thus nested maps are
+ being required.</para>
</question>
<answer>
- <itemizedlist>
- <listitem>
- <para><classname>sax.ns.stat.ElementFrequencyDriver</classname></para>
- </listitem>
-
- <listitem>
- <para><classname>sax.ns.stat.ElementFrequency</classname></para>
- </listitem>
-
- <listitem>
- <para><classname>sax.ns.stat.ElementcountByName</classname></para>
- </listitem>
+ <annotation role="make">
+ <para role="eclipse">P/catalog2sql</para>
+ </annotation>
- <listitem>
- <para><classname>sax.ns.stat.FrequencyGatherer</classname></para>
- </listitem>
- </itemizedlist>
+ <para>The above solution contains both a running application
+ and a (incomplete) <xref linkend="glo_Junit"/> test.</para>
</answer>
</qandaentry>
</qandadiv>
diff --git a/ws/eclipse/Jdbc/src/main/java/sax/ns/stat/ElementFrequency.java b/ws/eclipse/Jdbc/src/main/java/sax/ns/stat/ElementFrequency.java
deleted file mode 100644
index 51fd439f87fee7889c5b8f38593c8f2edc9cabf6..0000000000000000000000000000000000000000
--- a/ws/eclipse/Jdbc/src/main/java/sax/ns/stat/ElementFrequency.java
+++ /dev/null
@@ -1,61 +0,0 @@
-package sax.ns.stat;
-
-import java.io.IOException;
-
-import javax.xml.parsers.ParserConfigurationException;
-import javax.xml.parsers.SAXParser;
-import javax.xml.parsers.SAXParserFactory;
-
-import org.apache.xml.resolver.CatalogManager;
-import org.apache.xml.resolver.tools.CatalogResolver;
-import org.xml.sax.SAXException;
-import org.xml.sax.XMLReader;
-
-import dom.MySaxErrorHandler;
-
-/** Parsing catalog instances for import to RDBMS. */
-public class ElementFrequency {
-
- /** Set up a validating parser instance.
- *
- * @throws SAXException Parsing may fail.
- * @throws ParserConfigurationException Unable to instantiate parser.
- */
- public ElementFrequency()
-
- throws SAXException, ParserConfigurationException {
-
- final SAXParserFactory saxPf = SAXParserFactory.newInstance();
- final SAXParser saxParser = saxPf.newSAXParser();
- xmlReader = saxParser.getXMLReader();
-
- // Set up resolving PUBLIC identifier
- final CatalogManager cm = new CatalogManager("CatalogManager.properties");
- final CatalogResolver resolver = new CatalogResolver(cm);
- xmlReader.setEntityResolver(resolver);
-
- xmlReader.setFeature("http://xml.org/sax/features/validation", false);
- xmlReader.setFeature("http://xml.org/sax/features/namespaces", true);
- xmlReader.setFeature("http://xml.org/sax/features/namespace-prefixes", true);
- xmlReader.setContentHandler(frequencyGatherer);
- xmlReader.setErrorHandler(new MySaxErrorHandler(System.out));
- }
- /** Initiate parsing
- * @param uri The resource to be parsed
- * @throws IOException Access related problems
- * @throws SAXException Parsing may fail
- */
- public void parse(final String uri)
- throws IOException, SAXException {
- xmlReader.parse(uri);
- }
- /**
- * See {@link FrequencyGatherer#printStatistics()}
- */
- public void printStatistics () {
- frequencyGatherer.printStatistics();
- }
- final FrequencyGatherer frequencyGatherer = new FrequencyGatherer();
- private final XMLReader xmlReader;
-
-}
\ No newline at end of file
diff --git a/ws/eclipse/Jdbc/src/main/java/sax/ns/stat/ElementFrequencyDriver.java b/ws/eclipse/Jdbc/src/main/java/sax/ns/stat/ElementFrequencyDriver.java
deleted file mode 100644
index ccbf6d7cca902d4ab7c4ad947fff891ca061dd86..0000000000000000000000000000000000000000
--- a/ws/eclipse/Jdbc/src/main/java/sax/ns/stat/ElementFrequencyDriver.java
+++ /dev/null
@@ -1,12 +0,0 @@
-package sax.ns.stat;
-
-public class ElementFrequencyDriver {
-
-
- public static void main(String argv[]) throws Exception{
- final ElementFrequency elementFrequency = new ElementFrequency();
- elementFrequency.parse("src/main/java/sax/ns/stat/mixed.xml");
- elementFrequency.printStatistics();
- }
-
-}
diff --git a/ws/eclipse/Jdbc/src/main/java/sax/ns/stat/FrequencyGatherer.java b/ws/eclipse/Jdbc/src/main/java/sax/ns/stat/FrequencyGatherer.java
deleted file mode 100644
index f19290e83a40fa7f332667edb608e6ba4b9802ac..0000000000000000000000000000000000000000
--- a/ws/eclipse/Jdbc/src/main/java/sax/ns/stat/FrequencyGatherer.java
+++ /dev/null
@@ -1,92 +0,0 @@
-package sax.ns.stat;
-
-import java.util.HashMap;
-import java.util.Map;
-import java.util.Map.Entry;
-
-import org.xml.sax.Attributes;
-import org.xml.sax.SAXException;
-import org.xml.sax.helpers.DefaultHandler;
-
-/** Creating statistical data. Group elements occurring in arbitrary
- * document instances by their respective namespaces and count the
- * number of occurrences.
- */
-public class FrequencyGatherer extends DefaultHandler {
-
- private Map<String, ElementcountByName> frequenciesByNamespace =
- new HashMap<String, ElementcountByName>();
-
- @Override
- public void startElement(final String uri, final String localName, final String qName,
- Attributes attributes) throws SAXException {
-
- ElementcountByName elementsInNamespace = frequenciesByNamespace.get(uri);
- if (null == elementsInNamespace) {// Does an entry to the current namespace yet exist?
- elementsInNamespace = new ElementcountByName(); // Not yet, so create
- frequenciesByNamespace.put(uri, elementsInNamespace); // and add a new entry.
- }
- elementsInNamespace.increment(localName);
- }
-
- /**
- * Printing element names with their respective number of occurrences grouped
- * by namespace affiliation to standard output.
- *
- * Consider the following example XHTML+SVG+MATHML document instance:
- * <pre><html xmlns="http://www.w3.org/1999/xhtml" xmlns:svg="http://www.w3.org/2000/svg">
- <head>
- <title>Sample XHTML with Equations</title>
- </head>
- <body>
- <h1>Sample MathML:</h1>
- <math xmlns="http://www.w3.org/1998/Math/MathML">
- <mstyle displaystyle="false" scriptlevel="0">
- <mrow>
- <mfrac>
- <mrow>
- <mi mathcolor="gray">sin</mi>
- <mo rspace="verythinmathspace">â¡</mo>
- <mi>θ</mi>
- </mrow>
- <mi>Ï€</mi>
- </mfrac>
- </mrow>
- </mstyle>
- </math>
- <h1>Sample SVG:</h1>
- <svg:svg version="1.1" baseProfile="full" width="300px" height="200px">
- <svg:circle cx="150px" cy="100px" r="50px" fill="#ff0000"
- stroke="#000000" stroke-width="5px"/>
- </svg:svg>
- </body>
-</html></pre>
-
- * The resulting output will be:
- * <pre><b>Namespace 'http://www.w3.org/1998/Math/MathML' contains:</b>
-<math> (1 occurrence)
-<mo> (1 occurrence)
-<mrow> (2 occurrences)
-<mfrac> (1 occurrence)
-<mi> (3 occurrences)
-<mstyle> (1 occurrence)
-
-<b>Namespace 'http://www.w3.org/1999/xhtml' contains:</b>
-<body> (1 occurrence)
-<title> (1 occurrence)
-<html> (1 occurrence)
-<h1> (2 occurrences)
-<head> (1 occurrence)
-
-<b>Namespace 'http://www.w3.org/2000/svg' contains:</b>
-<svg> (1 occurrence)
-<circle> (1 occurrence)</pre>
- */
- public void printStatistics () {
- for (final Entry<String, ElementcountByName> entry: frequenciesByNamespace.entrySet()) {
- System.out.println("Namespace '" + entry.getKey() + "' contains:");
- entry.getValue().printStatistics();
- System.out.println();
- }
- }
-}
\ No newline at end of file
diff --git a/ws/eclipse/Jdbc/src/main/java/sax/ns/stat/mixed.xml b/ws/eclipse/Jdbc/src/main/java/sax/ns/stat/mixed.xml
deleted file mode 100644
index bb346b1e93417d68f39e3a376b2782ffff755432..0000000000000000000000000000000000000000
--- a/ws/eclipse/Jdbc/src/main/java/sax/ns/stat/mixed.xml
+++ /dev/null
@@ -1,30 +0,0 @@
-<?xml version="1.0" encoding="UTF-8"?>
-<!DOCTYPE html PUBLIC "-//W3C//DTD XHTML 1.1 plus MathML 2.0 plus SVG 1.1//EN"
- "http://www.w3.org/2002/04/xhtml-math-svg/xhtml-math-svg.dtd" >
-<html xmlns="http://www.w3.org/1999/xhtml" xmlns:svg="http://www.w3.org/2000/svg">
- <head>
- <title>Sample XHTML with Equations</title>
- </head>
- <body>
- <h1>Sample MathML:</h1>
- <math xmlns="http://www.w3.org/1998/Math/MathML">
- <mstyle displaystyle="false" scriptlevel="0">
- <mrow>
- <mfrac>
- <mrow>
- <mi mathcolor="gray">sin</mi>
- <mo rspace="verythinmathspace">â¡</mo>
- <mi>θ</mi>
- </mrow>
- <mi>Ï€</mi>
- </mfrac>
- </mrow>
- </mstyle>
- </math>
- <h1>Sample SVG:</h1>
- <svg:svg version="1.1" baseProfile="full" width="300px" height="200px">
- <svg:circle cx="150px" cy="100px" r="50px" fill="#ff0000"
- stroke="#000000" stroke-width="5px"/>
- </svg:svg>
- </body>
-</html>