initial commit

This commit is contained in:
schrom01 2022-11-01 11:14:37 +01:00
commit 1a8e8151a0
22 changed files with 1349 additions and 0 deletions

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build.gradle Normal file
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plugins {
id 'application'
}
repositories {
mavenCentral()
}
dependencies {
implementation 'org.junit.jupiter:junit-jupiter:5.9.0'
implementation 'org.junit.platform:junit-platform-engine:1.9.0'
implementation 'org.junit.platform:junit-platform-launcher:1.9.0'
}
application {
mainClass = 'ch.zhaw.ads.ExBox'
}
sourceSets {
main.java.srcDirs = ['src']
test.java.srcDirs = ['src']
}
tasks.named('test') {
useJUnitPlatform()
}

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gradle/wrapper/gradle-wrapper.jar vendored Normal file

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distributionBase=GRADLE_USER_HOME
distributionPath=wrapper/dists
distributionUrl=https\://services.gradle.org/distributions/gradle-7.4.2-bin.zip
zipStoreBase=GRADLE_USER_HOME
zipStorePath=wrapper/dists

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gradlew vendored Normal file
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#!/bin/sh
#
# Copyright © 2015-2021 the original authors.
#
# Licensed under the Apache License, Version 2.0 (the "License");
# you may not use this file except in compliance with the License.
# You may obtain a copy of the License at
#
# https://www.apache.org/licenses/LICENSE-2.0
#
# Unless required by applicable law or agreed to in writing, software
# distributed under the License is distributed on an "AS IS" BASIS,
# WITHOUT WARRANTIES OR CONDITIONS OF ANY KIND, either express or implied.
# See the License for the specific language governing permissions and
# limitations under the License.
#
##############################################################################
#
# Gradle start up script for POSIX generated by Gradle.
#
# Important for running:
#
# (1) You need a POSIX-compliant shell to run this script. If your /bin/sh is
# noncompliant, but you have some other compliant shell such as ksh or
# bash, then to run this script, type that shell name before the whole
# command line, like:
#
# ksh Gradle
#
# Busybox and similar reduced shells will NOT work, because this script
# requires all of these POSIX shell features:
# * functions;
# * expansions «$var», «${var}», «${var:-default}», «${var+SET}»,
# «${var#prefix}», «${var%suffix}», and «$( cmd )»;
# * compound commands having a testable exit status, especially «case»;
# * various built-in commands including «command», «set», and «ulimit».
#
# Important for patching:
#
# (2) This script targets any POSIX shell, so it avoids extensions provided
# by Bash, Ksh, etc; in particular arrays are avoided.
#
# The "traditional" practice of packing multiple parameters into a
# space-separated string is a well documented source of bugs and security
# problems, so this is (mostly) avoided, by progressively accumulating
# options in "$@", and eventually passing that to Java.
#
# Where the inherited environment variables (DEFAULT_JVM_OPTS, JAVA_OPTS,
# and GRADLE_OPTS) rely on word-splitting, this is performed explicitly;
# see the in-line comments for details.
#
# There are tweaks for specific operating systems such as AIX, CygWin,
# Darwin, MinGW, and NonStop.
#
# (3) This script is generated from the Groovy template
# https://github.com/gradle/gradle/blob/master/subprojects/plugins/src/main/resources/org/gradle/api/internal/plugins/unixStartScript.txt
# within the Gradle project.
#
# You can find Gradle at https://github.com/gradle/gradle/.
#
##############################################################################
# Attempt to set APP_HOME
# Resolve links: $0 may be a link
app_path=$0
# Need this for daisy-chained symlinks.
while
APP_HOME=${app_path%"${app_path##*/}"} # leaves a trailing /; empty if no leading path
[ -h "$app_path" ]
do
ls=$( ls -ld "$app_path" )
link=${ls#*' -> '}
case $link in #(
/*) app_path=$link ;; #(
*) app_path=$APP_HOME$link ;;
esac
done
APP_HOME=$( cd "${APP_HOME:-./}" && pwd -P ) || exit
APP_NAME="Gradle"
APP_BASE_NAME=${0##*/}
# Add default JVM options here. You can also use JAVA_OPTS and GRADLE_OPTS to pass JVM options to this script.
DEFAULT_JVM_OPTS='"-Xmx64m" "-Xms64m"'
# Use the maximum available, or set MAX_FD != -1 to use that value.
MAX_FD=maximum
warn () {
echo "$*"
} >&2
die () {
echo
echo "$*"
echo
exit 1
} >&2
# OS specific support (must be 'true' or 'false').
cygwin=false
msys=false
darwin=false
nonstop=false
case "$( uname )" in #(
CYGWIN* ) cygwin=true ;; #(
Darwin* ) darwin=true ;; #(
MSYS* | MINGW* ) msys=true ;; #(
NONSTOP* ) nonstop=true ;;
esac
CLASSPATH=$APP_HOME/gradle/wrapper/gradle-wrapper.jar
# Determine the Java command to use to start the JVM.
if [ -n "$JAVA_HOME" ] ; then
if [ -x "$JAVA_HOME/jre/sh/java" ] ; then
# IBM's JDK on AIX uses strange locations for the executables
JAVACMD=$JAVA_HOME/jre/sh/java
else
JAVACMD=$JAVA_HOME/bin/java
fi
if [ ! -x "$JAVACMD" ] ; then
die "ERROR: JAVA_HOME is set to an invalid directory: $JAVA_HOME
Please set the JAVA_HOME variable in your environment to match the
location of your Java installation."
fi
else
JAVACMD=java
which java >/dev/null 2>&1 || die "ERROR: JAVA_HOME is not set and no 'java' command could be found in your PATH.
Please set the JAVA_HOME variable in your environment to match the
location of your Java installation."
fi
# Increase the maximum file descriptors if we can.
if ! "$cygwin" && ! "$darwin" && ! "$nonstop" ; then
case $MAX_FD in #(
max*)
MAX_FD=$( ulimit -H -n ) ||
warn "Could not query maximum file descriptor limit"
esac
case $MAX_FD in #(
'' | soft) :;; #(
*)
ulimit -n "$MAX_FD" ||
warn "Could not set maximum file descriptor limit to $MAX_FD"
esac
fi
# Collect all arguments for the java command, stacking in reverse order:
# * args from the command line
# * the main class name
# * -classpath
# * -D...appname settings
# * --module-path (only if needed)
# * DEFAULT_JVM_OPTS, JAVA_OPTS, and GRADLE_OPTS environment variables.
# For Cygwin or MSYS, switch paths to Windows format before running java
if "$cygwin" || "$msys" ; then
APP_HOME=$( cygpath --path --mixed "$APP_HOME" )
CLASSPATH=$( cygpath --path --mixed "$CLASSPATH" )
JAVACMD=$( cygpath --unix "$JAVACMD" )
# Now convert the arguments - kludge to limit ourselves to /bin/sh
for arg do
if
case $arg in #(
-*) false ;; # don't mess with options #(
/?*) t=${arg#/} t=/${t%%/*} # looks like a POSIX filepath
[ -e "$t" ] ;; #(
*) false ;;
esac
then
arg=$( cygpath --path --ignore --mixed "$arg" )
fi
# Roll the args list around exactly as many times as the number of
# args, so each arg winds up back in the position where it started, but
# possibly modified.
#
# NB: a `for` loop captures its iteration list before it begins, so
# changing the positional parameters here affects neither the number of
# iterations, nor the values presented in `arg`.
shift # remove old arg
set -- "$@" "$arg" # push replacement arg
done
fi
# Collect all arguments for the java command;
# * $DEFAULT_JVM_OPTS, $JAVA_OPTS, and $GRADLE_OPTS can contain fragments of
# shell script including quotes and variable substitutions, so put them in
# double quotes to make sure that they get re-expanded; and
# * put everything else in single quotes, so that it's not re-expanded.
set -- \
"-Dorg.gradle.appname=$APP_BASE_NAME" \
-classpath "$CLASSPATH" \
org.gradle.wrapper.GradleWrapperMain \
"$@"
# Use "xargs" to parse quoted args.
#
# With -n1 it outputs one arg per line, with the quotes and backslashes removed.
#
# In Bash we could simply go:
#
# readarray ARGS < <( xargs -n1 <<<"$var" ) &&
# set -- "${ARGS[@]}" "$@"
#
# but POSIX shell has neither arrays nor command substitution, so instead we
# post-process each arg (as a line of input to sed) to backslash-escape any
# character that might be a shell metacharacter, then use eval to reverse
# that process (while maintaining the separation between arguments), and wrap
# the whole thing up as a single "set" statement.
#
# This will of course break if any of these variables contains a newline or
# an unmatched quote.
#
eval "set -- $(
printf '%s\n' "$DEFAULT_JVM_OPTS $JAVA_OPTS $GRADLE_OPTS" |
xargs -n1 |
sed ' s~[^-[:alnum:]+,./:=@_]~\\&~g; ' |
tr '\n' ' '
)" '"$@"'
exec "$JAVACMD" "$@"

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gradlew.bat vendored Normal file
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@rem
@rem Copyright 2015 the original author or authors.
@rem
@rem Licensed under the Apache License, Version 2.0 (the "License");
@rem you may not use this file except in compliance with the License.
@rem You may obtain a copy of the License at
@rem
@rem https://www.apache.org/licenses/LICENSE-2.0
@rem
@rem Unless required by applicable law or agreed to in writing, software
@rem distributed under the License is distributed on an "AS IS" BASIS,
@rem WITHOUT WARRANTIES OR CONDITIONS OF ANY KIND, either express or implied.
@rem See the License for the specific language governing permissions and
@rem limitations under the License.
@rem
@if "%DEBUG%" == "" @echo off
@rem ##########################################################################
@rem
@rem Gradle startup script for Windows
@rem
@rem ##########################################################################
@rem Set local scope for the variables with windows NT shell
if "%OS%"=="Windows_NT" setlocal
set DIRNAME=%~dp0
if "%DIRNAME%" == "" set DIRNAME=.
set APP_BASE_NAME=%~n0
set APP_HOME=%DIRNAME%
@rem Resolve any "." and ".." in APP_HOME to make it shorter.
for %%i in ("%APP_HOME%") do set APP_HOME=%%~fi
@rem Add default JVM options here. You can also use JAVA_OPTS and GRADLE_OPTS to pass JVM options to this script.
set DEFAULT_JVM_OPTS="-Xmx64m" "-Xms64m"
@rem Find java.exe
if defined JAVA_HOME goto findJavaFromJavaHome
set JAVA_EXE=java.exe
%JAVA_EXE% -version >NUL 2>&1
if "%ERRORLEVEL%" == "0" goto execute
echo.
echo ERROR: JAVA_HOME is not set and no 'java' command could be found in your PATH.
echo.
echo Please set the JAVA_HOME variable in your environment to match the
echo location of your Java installation.
goto fail
:findJavaFromJavaHome
set JAVA_HOME=%JAVA_HOME:"=%
set JAVA_EXE=%JAVA_HOME%/bin/java.exe
if exist "%JAVA_EXE%" goto execute
echo.
echo ERROR: JAVA_HOME is set to an invalid directory: %JAVA_HOME%
echo.
echo Please set the JAVA_HOME variable in your environment to match the
echo location of your Java installation.
goto fail
:execute
@rem Setup the command line
set CLASSPATH=%APP_HOME%\gradle\wrapper\gradle-wrapper.jar
@rem Execute Gradle
"%JAVA_EXE%" %DEFAULT_JVM_OPTS% %JAVA_OPTS% %GRADLE_OPTS% "-Dorg.gradle.appname=%APP_BASE_NAME%" -classpath "%CLASSPATH%" org.gradle.wrapper.GradleWrapperMain %*
:end
@rem End local scope for the variables with windows NT shell
if "%ERRORLEVEL%"=="0" goto mainEnd
:fail
rem Set variable GRADLE_EXIT_CONSOLE if you need the _script_ return code instead of
rem the _cmd.exe /c_ return code!
if not "" == "%GRADLE_EXIT_CONSOLE%" exit 1
exit /b 1
:mainEnd
if "%OS%"=="Windows_NT" endlocal
:omega

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settings.gradle Normal file
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/*
* This file was generated by the Gradle 'init' task.
*
* The settings file is used to specify which projects to include in your build.
*
* Detailed information about configuring a multi-project build in Gradle can be found
* in the user manual at https://docs.gradle.org/7.4.2/userguide/multi_project_builds.html
*/
rootProject.name = 'ADS Praktikum 7'

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package ch.zhaw.ads;
import org.junit.jupiter.api.BeforeEach;
import org.junit.jupiter.api.Test;
import static org.junit.jupiter.api.Assertions.assertEquals;
import static org.junit.jupiter.api.Assertions.assertNotNull;
import static org.junit.jupiter.api.Assertions.assertNull;
import static org.junit.jupiter.api.Assertions.fail;
/**
* @(#)TreeTest.java
*
*
* @author K Rege
* @version 1.00 2018/3/17
* @version 1.01 2021/8/1
*/
public class ADS7_3_test {
RouteServer routeServer;
Graph<DijkstraNode, Edge> graph;
String fileToTest = "RouteServer.java";
@BeforeEach
void init() throws Exception {
String swiss = "Winterthur Zürich 25\n" +
"Zürich Bern 126\n" +
"Zürich Genf 277\n" +
"Zürich Luzern 54\n" +
"Zürich Chur 121\n" +
"Zürich Berikon 16\n" +
"Bern Genf 155\n" +
"Genf Lugano 363\n" +
"Lugano Luzern 206\n" +
"Lugano Chur 152\n" +
"Chur Luzern 146\n" +
"Luzern Bern 97\n" +
"Bern Berikon 102\n" +
"Luzern Berikon 41\n";
routeServer = new RouteServer();
graph = routeServer.createGraph(swiss);
}
private void testDest(DijkstraNode start, String destName, double dist) {
for (Edge road: start.getEdges()) {
DijkstraNode destTown = (DijkstraNode) road.getDest();
if (destName.equals(destTown.getName())) {
assertEquals(dist, road.getWeight(), 1E-10, start.getName() + " to " + destName);
return;
}
}
fail(destName + " not connected to " + start.getName());
}
@Test
public void testCreateGrasphEdges() {
DijkstraNode town = graph.findNode("Luzern");
assertNotNull(town, "Luzern");
testDest(town, "Bern", 97);
testDest(town, "Berikon", 41);
testDest(town, "Chur", 146);
testDest(town, "Lugano", 206);
testDest(town, "Zürich", 54);
testDest(town, "Berikon", 41);
}
@Test
public void testCreateGrasphNodes() {
DijkstraNode town = graph.findNode("Luzern");
assertNotNull(town, "Luzern");
town = graph.findNode("Winterthur");
assertNotNull(town, "Winterthur");
town = graph.findNode("Paris");
assertNull(town, "Paris");
}
}

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package ch.zhaw.ads;
import org.junit.jupiter.api.BeforeEach;
import org.junit.jupiter.api.Test;
import java.util.List;
import static org.junit.jupiter.api.Assertions.assertEquals;
import static org.junit.jupiter.api.Assertions.fail;
/**
* @(#)TreeTest.java
*
*
* @author K Rege
* @version 1.00 2018/3/17
* @version 1.01 2021/8/1
*/
public class ADS7_4_test {
RouteServer routeServer;
Graph<DijkstraNode, Edge> graph;
String fileToTest = "RouteServer.java";
@BeforeEach
private void init() throws Exception {
String swiss = "Winterthur Zürich 25\n" +
"Zürich Bern 126\n" +
"Zürich Genf 277\n" +
"Zürich Luzern 54\n" +
"Zürich Chur 121\n" +
"Zürich Berikon 16\n" +
"Bern Genf 155\n" +
"Genf Lugano 363\n" +
"Lugano Luzern 206\n" +
"Lugano Chur 152\n" +
"Chur Luzern 146\n" +
"Luzern Bern 97\n" +
"Bern Berikon 102\n" +
"Luzern Berikon 41\n";
routeServer = new RouteServer();
graph = routeServer.createGraph(swiss);
}
private void testDest(List<DijkstraNode> route, String startName, String destName, double dist) {
for (DijkstraNode town : route) {
if (destName.equals(town.getName())) {
assertEquals(dist, town.getDist(), 1E-10, startName + " to " + destName);
return;
}
}
fail(startName + " not connected to " + destName);
}
@Test
public void testWinterthurLugano() {
routeServer.dijkstraRoute(graph, "Winterthur", "Lugano");
List<DijkstraNode> route = routeServer.getRoute(graph, "Lugano");
testDest(route, "Winterthur", "Winterthur", 0);
testDest(route, "Winterthur", "Zürich", 25);
testDest(route, "Winterthur", "Luzern", 79);
testDest(route, "Winterthur", "Lugano", 285);
}
@Test
public void testLuganoWinterthur() {
routeServer.dijkstraRoute(graph, "Lugano", "Winterthur");
List<DijkstraNode> route = routeServer.getRoute(graph, "Winterthur");
testDest(route, "Lugano", "Winterthur", 285);
testDest(route, "Lugano", "Zürich", 260);
testDest(route, "Lugano", "Luzern", 206);
testDest(route, "Lugano", "Lugano", 0);
}
}

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package ch.zhaw.ads;
import java.util.LinkedList;
import java.util.List;
public class AdjListGraph<N extends Node, E extends Edge>
implements Graph<N, E> {
private final List<N> nodes = new LinkedList<>();
private final Class<N> nodeClazz;
private final Class<E> edgeClazz;
public AdjListGraph(Class<N> nodeClazz, Class<E> edgeClazz) {
this.nodeClazz = nodeClazz;
this.edgeClazz = edgeClazz;
}
/** füge Knoten hinzu, gebe alten zurück falls Knoten schon existiert */
public N addNode(String name) throws Throwable {
N node = findNode(name);
if (node == null) {
node = nodeClazz.getConstructor().newInstance();
node.setName(name);
nodes.add(node);
}
return node;
}
/** füge gerichtete Kante hinzu */
public void addEdge(String source, String dest, double weight) throws Throwable {
N src = addNode(source);
N dst = addNode(dest);
E edge = edgeClazz.getConstructor().newInstance();
edge.setDest(dst);
edge.setWeight(weight);
src.addEdge(edge);
}
/** finde den Knoten anhand seines Namens */
public N findNode(String name) {
for (N node : nodes) {
if (node.getName().equals(name)) {
return node;
}
}
return null;
}
/** Iterator über alle Knoten */
public Iterable<N> getNodes() {
return nodes;
}
}

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package ch.zhaw.ads;
/**
* AnyServer -- Praktikum Experimentierkasten -- ADS
*
* @author E. Mumprecht
* @version 1.0 -- Geruest fuer irgendeinen Server
*/
public class AnyServer implements CommandExecutor {
//----- Dies implementiert das CommandExecutor Interface.
@Override
public String execute(String command) {
return "Die Eingabe ist \"" + command + "\"\n";
}
}

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package ch.zhaw.ads;
/**
* CommandExecutor -- Praktikum Experimentierkasten -- SW3 Dieses Interface muss
* von jedem Server implementiert werden.
*
* @author E. Mumprecht
* @version 1.0 -- Geruest fuer irgendeinen Server
* @version 1.1 -- K. Rege Fehlerueckgabe hinzugefuegt
*/
public interface CommandExecutor {
/**
* execute -- nimmt eine Kommandozeile, tut irgendetwas gescheites, und
* berichtet das Resultat.
*
* @param command Kommandozeile
* @return Resultat, ueblicherweise eine oder mehrere Zeilen.
*/
String execute(String command) throws Exception;
}

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package ch.zhaw.ads;
class DijkstraNode extends Node implements Comparable<DijkstraNode> {
boolean mark;
DijkstraNode prev;
double dist;
public DijkstraNode() { }
public double getDist (){
return dist;
}
public void setDist(double dist) {
this.dist = dist;
}
public void setMark(boolean m) {
mark = m;
}
public boolean getMark() {
return mark;
}
public void setPrev(DijkstraNode p) {
prev = p;
}
public DijkstraNode getPrev() {
return prev;
}
public String toString() {
return getName() + " "+getDist();
}
public int compareTo(DijkstraNode n) {
return (int)(dist - n.dist);
}
}

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src/ch/zhaw/ads/Edge.java Normal file
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package ch.zhaw.ads;
public class Edge {
protected Node dest; // Zielknoten der Kante
protected double weight; // Kantengewicht
public Edge() {}
public Edge(Node dest, double weight) {
this.dest = dest;
this.weight = weight;
}
public void setDest(Node node) { this.dest = node; }
public Node getDest() { return dest; }
public void setWeight(double w) { this.weight = w; }
double getWeight() { return weight; }
}

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package ch.zhaw.ads;
/**
* @author K. Rege
* @version 1.0 -- Experimentierkasten
*/
public class ExBox {
public static void main(String[] args) {
ExBoxFrame f = new ExBoxFrame();
f.setLocationRelativeTo(null);
f.setVisible(true);
}
}

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package ch.zhaw.ads;
import javax.swing.*;
import java.awt.*;
import java.awt.event.ActionEvent;
import java.awt.event.ActionListener;
import java.awt.event.ItemEvent;
import java.awt.event.ItemListener;
import java.io.BufferedReader;
import java.io.FileInputStream;
import java.io.InputStreamReader;
import java.net.URISyntaxException;
import java.nio.file.Path;
import java.nio.file.Paths;
import java.util.Set;
/**
* @(#)ExBoxFrame.java
*
* JFC ExBox application
*
* @author K.Rege
* @version 1.00 2014/2/3
* @version 1.01 2016/8/2
* @version 2.00 2017/8/30 Test
* @version 2.01 2018/2/5 AutoscaleFaktor
* @version 2.02 2018/3/12 Reconnect (inspired by S. Kunz)
* @version 2.03 2021/7/24 Test (repeat)
* @version 2.04 2021/9/11 Test as plugin
*/
public class ExBoxFrame extends JFrame implements ActionListener, ItemListener {
private final int UHDTHRESHOLD = 1920;
private final String STANDARDENCODING = "ISO-8859-1";
private JMenuItem connect, exit, open, test, retest, textView, graphicView, clear;
private JMenu menuServer;
private JButton enter;
private JTextField arguments;
private JComboBox<String> history;
private JTextArea output;
private JScrollPane scrollPane;
private CommandExecutor command;
private CommandExecutor unitTest;
private boolean graphicOn;
private GraphicPanel graphic;
private String lastServer;
private String lastTestFile;
public void setFontSize(int size) {
Set<Object> keySet = UIManager.getLookAndFeelDefaults().keySet();
for (Object key : keySet) {
if (key != null && key.toString().toLowerCase().contains("font")) {
Font font = UIManager.getDefaults().getFont(key);
if (font != null) {
font = font.deriveFont((float) size);
UIManager.put(key, font);
}
}
}
}
private void initMenu() {
JMenuBar menuBar = new JMenuBar();
setJMenuBar(menuBar);
JMenu menuFile = new JMenu("File");
menuBar.add(menuFile);
open = new JMenuItem("Open...");
open.addActionListener(this);
menuFile.add(open);
exit = new JMenuItem();
exit.setText("Exit");
exit.addActionListener(this);
menuFile.add(exit);
menuServer = new JMenu("Server");
menuBar.add(menuServer);
connect = new JMenuItem("Connect ...");
connect.addActionListener(this);
menuServer.add(connect);
JMenu menuView = new JMenu("View");
menuBar.add(menuView);
clear = new JMenuItem("Clear");
clear.addActionListener(this);
menuView.add(clear);
textView = new JMenuItem("Text");
textView.addActionListener(this);
menuView.add(textView);
graphicView = new JMenuItem("Graphic");
graphicView.addActionListener(this);
menuView.add(graphicView);
}
private void initJUnit() {
try {
unitTest = ServerFactory.createServer(getPathCompiled().resolve("ExBoxJUnit.class").toString());
test = new JMenuItem("Test ...");
test.addActionListener(this);
menuServer.add(test);
retest = new JMenuItem("Test");
retest.addActionListener(this);
menuServer.add(retest);
} catch (Exception e) {
warning("Test Plugin not found\n");
}
}
private void initComponents() {
setLayout(new BorderLayout());
output = new JTextArea();
scrollPane = new JScrollPane(output);
add(BorderLayout.CENTER, scrollPane);
JPanel panel = new JPanel(new BorderLayout());
panel.setBorder(BorderFactory.createEmptyBorder(4, 4, 4, 4));
arguments = new JTextField();
arguments.addActionListener(this);
panel.add(BorderLayout.CENTER, arguments);
enter = new JButton("enter");
enter.addActionListener(this);
panel.add(BorderLayout.EAST, enter);
history = new JComboBox<>();
history.addItemListener(this);
panel.add(BorderLayout.SOUTH, history);
add(BorderLayout.SOUTH, panel);
}
/**
* get default path for file open dialog
*/
private Path getPathCompiled() {
try {
Path path = Paths.get(getClass().getProtectionDomain().getCodeSource().getLocation().toURI());
for (String part : getClass().getPackage().getName().split("\\.")) {
path = path.resolve(part);
}
return path;
} catch (URISyntaxException e) {
throw new RuntimeException(e);
}
}
/**
* The constructor
*/
public ExBoxFrame() {
try {
UIManager.setLookAndFeel(UIManager.getSystemLookAndFeelClassName());
} catch (Exception ex) {
ex.printStackTrace();
}
Dimension screenSize = Toolkit.getDefaultToolkit().getScreenSize();
double scaleFaktor = (screenSize.getWidth() <= UHDTHRESHOLD) ? 1 : 2;
setFontSize((int) (11 * scaleFaktor));
setSize(
new Dimension((int) (400 * scaleFaktor), (int) (400 * scaleFaktor)));
setTitle("ExBox");
setDefaultCloseOperation(JFrame.EXIT_ON_CLOSE);
initComponents();
initMenu();
initJUnit();
}
private void warning(String s) {
System.err.println("\nWARNING: " + s + "\n");
}
private void error(String s) {
output.append("\nERROR: " + s + "\n");
}
private void execute(String args) throws Exception {
if (lastServer != null) {
command = ServerFactory.createServer(lastServer);
}
if (!arguments.getText().equals(history.getItemAt(0))
&& !arguments.getText().equals(history.getSelectedItem())) {
history.insertItemAt(arguments.getText(), 0);
}
if (command == null) {
error("no Server connected");
} else {
String res = command.execute(args);
if (graphicOn) {
graphic.setFigure(res);
} else {
output.append(res);
}
}
}
private void setGraphicView() {
if (!graphicOn) {
remove(scrollPane);
graphic = new GraphicPanel();
output.removeNotify();
add(BorderLayout.CENTER, graphic);
graphicOn = true;
validate();
repaint();
}
}
private void setTextView() {
if (graphicOn) {
remove(graphic);
add(BorderLayout.CENTER, scrollPane);
graphicOn = false;
validate();
repaint();
}
}
private String openFileDialog(Path startDirectory, String pattern) {
FileDialog fd = new FileDialog(this, "Open");
if (pattern != null) fd.setFile(pattern);
if (startDirectory != null) fd.setDirectory(startDirectory.toString());
fd.setVisible(true);
return fd.getDirectory() + fd.getFile();
}
private void testCommand(boolean retest) throws Exception {
if (!retest) {
lastTestFile = openFileDialog(getPathCompiled(), "*test.class");
}
if (lastTestFile == null) {
output.append("ERROR no Test spezified\n");
} else if (unitTest != null) {
output.append(unitTest.execute(lastTestFile));
}
}
private void connectCommand() throws Exception {
String name = openFileDialog(getPathCompiled(), "*Server.class");
command = ServerFactory.createServer(name);
lastServer = name;
String fullClassName = command.getClass().getName();
String simpleClassName = fullClassName.substring(
fullClassName.lastIndexOf('.') + 1);
setTitle("ExBox connected to " + simpleClassName);
}
private void openFile() throws Exception {
String name = openFileDialog(null, null);
BufferedReader br = new BufferedReader(
new InputStreamReader(new FileInputStream(name), STANDARDENCODING));
StringBuilder b = new StringBuilder();
String line;
while ((line = br.readLine()) != null) {
b.append(line);
b.append('\n');
}
execute(b.toString());
}
public void itemStateChanged(ItemEvent e) {
try {
arguments.setText((String) e.getItem());
execute(arguments.getText());
} catch (Throwable ex) {
error(ex.toString());
}
}
public void actionPerformed(ActionEvent e) {
try {
if ((e.getSource() == arguments) || (e.getSource() == enter)) {
execute(arguments.getText());
} else if (e.getSource() == connect) {
connectCommand();
} else if (e.getSource() == test) {
testCommand(false);
} else if (e.getSource() == retest) {
testCommand(true);
} else if (e.getSource() == open) {
openFile();
} else if (e.getSource() == textView) {
setTextView();
} else if (e.getSource() == graphicView) {
setGraphicView();
} else if (e.getSource() == clear) {
output.setText("");
} else if (e.getSource() == exit) {
System.exit(0);
}
} catch (Throwable ex) {
ex.printStackTrace();
error(ex.toString());
}
}
}

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package ch.zhaw.ads;
import org.junit.platform.engine.TestDescriptor;
import org.junit.platform.engine.TestExecutionResult;
import org.junit.platform.engine.discovery.DiscoverySelectors;
import org.junit.platform.launcher.Launcher;
import org.junit.platform.launcher.LauncherDiscoveryRequest;
import org.junit.platform.launcher.TestExecutionListener;
import org.junit.platform.launcher.TestIdentifier;
import org.junit.platform.launcher.core.LauncherDiscoveryRequestBuilder;
import org.junit.platform.launcher.core.LauncherFactory;
import java.io.*;
import java.util.LinkedList;
import java.util.List;
public class ExBoxJUnit implements CommandExecutor {
@Override
public String execute(String testFile) throws Exception {
final List<String> successfulTests = new LinkedList<>();
final List<TestFailure> failedResults = new LinkedList<>();
StringBuilder output = new StringBuilder();
output.append("\nRUN TESTS ").append(new File(testFile).getName().split("\\.")[0]).append("\n");
LauncherDiscoveryRequest request = LauncherDiscoveryRequestBuilder.request()
.selectors(DiscoverySelectors.selectClass(ServerFactory.loadClass(testFile)))
.build();
Launcher launcher = LauncherFactory.create();
launcher.discover(request);
launcher.registerTestExecutionListeners(new TestExecutionListener() {
@Override
public void executionFinished(TestIdentifier testIdentifier, TestExecutionResult testExecutionResult) {
if (testIdentifier.getType() != TestDescriptor.Type.TEST) {
return;
}
if (testExecutionResult.getStatus() == TestExecutionResult.Status.SUCCESSFUL) {
successfulTests.add(testIdentifier.getDisplayName());
} else {
failedResults.add(new TestFailure(testIdentifier.getDisplayName(),
testExecutionResult.getThrowable().orElse(null)));
}
}
});
launcher.execute(request);
for (String testName : successfulTests) {
output.append(testName).append(": OK\n");
}
for (TestFailure result : failedResults) {
output.append(result.getName()).append(": ERROR\n");
String error = result.errorString();
if (!error.isEmpty()) {
output.append(error).append("\n");
}
}
boolean wasSuccessful = failedResults.isEmpty();
output.append("TESTS ").append(wasSuccessful ? "PASSED" : "FAILED").append(": ")
.append(wasSuccessful ? "OK \u263a" : failedResults.size() + " ERRORS").append("\n");
return output.toString();
}
private static class TestFailure {
private final String name;
private final Throwable throwable;
TestFailure(String name, Throwable throwable) {
this.name = name;
this.throwable = throwable;
}
public String getName() {
return name;
}
public String errorString() {
if (throwable == null) {
return "";
}
try (StringWriter stringWriter = new StringWriter();
PrintWriter printWriter = new PrintWriter(stringWriter)) {
throwable.printStackTrace(printWriter);
return stringWriter.toString();
} catch (IOException e) {
throw new UncheckedIOException(e);
}
}
}
}

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package ch.zhaw.ads;
public interface Graph<N, E> {
/** füge Knoten hinzu, tue nichts, falls Knoten schon existiert */
N addNode (String name) throws Throwable;
/** finde den Knoten anhand seines Namens */
N findNode(String name);
/** Iterator über alle Knoten des Graphen */
Iterable<N> getNodes();
/** füge gerichtete und gewichtete Kante hinzu */
void addEdge(String source, String dest, double weight) throws Throwable ;
}

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package ch.zhaw.ads;
import javax.swing.*;
import java.awt.*;
import java.util.StringTokenizer;
public class GraphicPanel extends JPanel {
String figure;
public void setFigure(String figure) {
this.figure = figure;
paint(getGraphics());
}
private void drawRect(Graphics g, double x, double y, double width, double height, String style) {
int w = getWidth();
int h = getHeight();
int ix0 = (int) (w * x);
int iy0 = (int) (h * y);
int ix1 = (int) (w * (x + width));
int iy1 = (int) (h * (y + height));
if (style.equals("draw")) {
g.drawRect(ix0, h - iy1, ix1 - ix0, iy1 - iy0);
} else {
g.fillRect(ix0, h - iy1, ix1 - ix0, iy1 - iy0);
}
}
private void drawFigure(Graphics g) {
if (figure != null) {
int w = getWidth();
int h = getHeight();
g.setColor(Color.black);
StringTokenizer tok = new StringTokenizer(figure, " <>=/,\"\n");
while (tok.hasMoreTokens()) {
String fig = tok.nextToken();
if (fig.equals("line")) {
tok.nextToken();
double x1 = Double.parseDouble(tok.nextToken());
tok.nextToken();
double y1 = Double.parseDouble(tok.nextToken());
tok.nextToken();
double x2 = Double.parseDouble(tok.nextToken());
tok.nextToken();
double y2 = Double.parseDouble(tok.nextToken());
g.drawLine((int) (x1 * w), h - (int) (y1 * h),
(int) (x2 * w), h - (int) (y2 * h));
} else if (fig.equals("rect")) {
tok.nextToken();
double x = Double.parseDouble(tok.nextToken());
tok.nextToken();
double y = Double.parseDouble(tok.nextToken());
tok.nextToken();
double width = Double.parseDouble(tok.nextToken());
tok.nextToken();
double height = Double.parseDouble(tok.nextToken());
tok.nextToken();
String style = tok.nextToken();
drawRect(g, x, y, width, height, style);
} else if (fig.equals("color")) {
tok.nextToken();
int red = Integer.parseInt(tok.nextToken());
tok.nextToken();
int green = Integer.parseInt(tok.nextToken());
tok.nextToken();
int blue = Integer.parseInt(tok.nextToken());
g.setColor(new Color(red, green, blue));
}
}
}
}
private void clear(Graphics g) {
int w = getWidth();
int h = getHeight();
g.setColor(new Color(240, 240, 240));
g.fillRect(0, 0, w, h);
}
public void paint(Graphics g) {
clear(g);
drawFigure(g);
}
}

34
src/ch/zhaw/ads/Node.java Normal file
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package ch.zhaw.ads;
import java.util.LinkedList;
import java.util.List;
public class Node {
protected String name; // Name
protected List<Edge> edges; // Kanten
public Node() {
edges = new LinkedList<>();
}
public Node(String name) {
super();
this.name = name;
}
public String getName() {
return name;
}
public void setName(String name) {
this.name = name;
}
public Iterable<Edge> getEdges() {
return edges;
}
public void addEdge(Edge edge) {
edges.add(edge);
}
}

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package ch.zhaw.ads;
import java.util.LinkedList;
import java.util.List;
import java.util.Queue;
import java.util.StringTokenizer;
public class RouteServer implements CommandExecutor {
/**
build the graph given a text file with the topology
*/
public Graph<DijkstraNode> createGraph(String topo) throws Exception {
// TODO implement
}
/**
apply the dijkstra algorithm
*/
public void dijkstraRoute(Graph<DijkstraNode> graph, String from, String to) {
// TODO implement
}
/**
find the route in the graph after applied dijkstra
the route should be returned with the start town first
*/
public List<DijkstraNode> getRoute(Graph<DijkstraNode, Edge> graph, String to) {
List<DijkstraNode> route = new LinkedList<>();
DijkstraNode town = graph.findNode(to);
do {
route.add(0, town);
town = town.getPrev();
} while (town != null);
return route;
}
public String execute(String topo) throws Exception {
Graph<DijkstraNode, Edge> graph = createGraph(topo);
dijkstraRoute(graph, "Winterthur", "Lugano");
List<DijkstraNode> route = getRoute(graph, "Lugano");
// generate result string
StringBuilder builder = new StringBuilder();
for (DijkstraNode rt : route) builder.append(rt).append("\n");
return builder.toString();
}
public static void main(String[] args)throws Exception {
String swiss = "Winterthur Zürich 25\n" +
"Zürich Bern 126\n" +
"Zürich Genf 277\n" +
"Zürich Luzern 54\n" +
"Zürich Chur 121\n" +
"Zürich Berikon 16\n" +
"Bern Genf 155\n" +
"Genf Lugano 363\n" +
"Lugano Luzern 206\n" +
"Lugano Chur 152\n" +
"Chur Luzern 146\n" +
"Luzern Bern 97\n" +
"Bern Berikon 102\n" +
"Luzern Berikon 41\n";
RouteServer server = new RouteServer();
System.out.println(server.execute(swiss));
}
}

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package ch.zhaw.ads;
import java.io.File;
import java.io.IOException;
import java.io.RandomAccessFile;
/**
* Classloader that handles file path of class
*/
class MyClassLoader extends ClassLoader {
private String path;
MyClassLoader(ClassLoader parent) {
super(parent);
}
/**
* @param name filename of class
* return content of file as array of bytes; if file does not exist return null
*/
private byte[] getBytes(String name) {
try {
System.out.println(name);
RandomAccessFile file = new RandomAccessFile(name, "r");
byte[] data = new byte[(int) file.length()];
file.readFully(data);
file.close();
return data;
} catch (IOException e) {
}
return null;
}
/**
* @param name filename of class
*/
public Class<?> loadClass(String name, boolean resolve) throws ClassNotFoundException {
System.out.println("load:" + name + " " + resolve);
Class<?> clazz;
byte[] classData = getBytes(name);
if (classData != null) {
clazz = defineClass(null, classData, 0, classData.length);
path = name.substring(0,
name.length() - clazz.getName().length() - ".class".length());
return clazz;
}
if (!resolve) {
classData = getBytes(
path + name.replace(".", File.separator) + ".class");
if (classData != null) {
return defineClass(null, classData, 0, classData.length);
}
}
return findSystemClass(name);
}
}
/**
* ServerFactory -- Praktikum Experimentierkasten --
*
* @author K. Rege
* @version 1.0 -- Factory zur Erstellung von Server Objekten
* @version 2.0 -- Dynamisches Nachladen
* @version 2.01 -- Fix deprecated Functions
*/
public class ServerFactory {
public static Class<?> loadClass(String name) throws Exception {
MyClassLoader myClassLoader = new MyClassLoader(
MyClassLoader.class.getClassLoader());
return myClassLoader.loadClass(name, true);
}
public static CommandExecutor createServer(String name) throws Exception {
return (CommandExecutor) loadClass(name).getConstructor(new Class[]{}).newInstance();
}
}

14
src/ch/zhaw/ads/Swiss.txt Normal file
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Winterthur Zürich 25
Zürich Bern 126
Zürich Genf 277
Zürich Luzern 54
Zürich Chur 121
Zürich Berikon 16
Bern Genf 155
Genf Lugano 363
Lugano Luzern 206
Lugano Chur 152
Chur Luzern 146
Luzern Bern 97
Bern Berikon 102
Luzern Berikon 41