From db4402627261b8db74306321c20d3cc4ff5bc6c4 Mon Sep 17 00:00:00 2001
From: koz01 <koz01@pcfeib208-22-74.vsb.cz>
Date: Wed, 22 Nov 2023 08:48:12 +0100
Subject: [PATCH] Solution
---
.gitignore | 2 +-
pom.xml | 36 +++++++++
src/main/java/cz/jezek/lab11/Match.java | 12 +++
src/main/java/cz/jezek/lab11/Oponents.java | 12 +++
src/main/java/cz/jezek/lab11/Player.java | 13 ++++
src/main/java/cz/jezek/lab11/StreamMain.java | 77 +++++++++++++++++++-
src/main/java/cz/jezek/lab11/Tournament.java | 16 +++-
src/main/java/module-info.java | 6 +-
8 files changed, 168 insertions(+), 6 deletions(-)
diff --git a/.gitignore b/.gitignore
index 288436f..576be0e 100644
--- a/.gitignore
+++ b/.gitignore
@@ -2,5 +2,5 @@
.settings/
.project
.classpath
-
+tournament.*
.DS_Store
diff --git a/pom.xml b/pom.xml
index 2b9412c..7f79730 100644
--- a/pom.xml
+++ b/pom.xml
@@ -33,5 +33,41 @@
<version>5.5.2</version>
<scope>test</scope>
</dependency>
+ <dependency>
+ <groupId>jakarta.xml.bind</groupId>
+ <artifactId>jakarta.xml.bind-api</artifactId>
+ <version>4.0.1</version>
+ </dependency>
+
+ <dependency>
+ <groupId>com.sun.xml.bind</groupId>
+ <artifactId>jaxb-impl</artifactId>
+ <version>4.0.4</version>
+ </dependency>
+
+ <dependency>
+
+ <groupId>org.eclipse.persistence</groupId>
+ <artifactId>org.eclipse.persistence.moxy</artifactId>
+ <version>4.0.2</version>
+ </dependency>
+
+ <dependency>
+ <groupId>com.sun.xml.bind</groupId>
+ <artifactId>jaxb-xjc</artifactId>
+ <version>4.0.4</version>
+ </dependency>
+
+ <dependency>
+ <groupId>jakarta.json</groupId>
+ <artifactId>jakarta.json-api</artifactId>
+ <version>2.1.3</version>
+ </dependency>
+
+ <dependency>
+ <groupId>org.eclipse.parsson</groupId>
+ <artifactId>parsson</artifactId>
+ <version>1.1.5</version>
+ </dependency>
</dependencies>
</project>
diff --git a/src/main/java/cz/jezek/lab11/Match.java b/src/main/java/cz/jezek/lab11/Match.java
index 00f2851..a4ac3a3 100644
--- a/src/main/java/cz/jezek/lab11/Match.java
+++ b/src/main/java/cz/jezek/lab11/Match.java
@@ -2,12 +2,24 @@ package cz.jezek.lab11;
import java.util.Objects;
+import jakarta.xml.bind.annotation.XmlAttribute;
+import jakarta.xml.bind.annotation.XmlElement;
+
public class Match {
+ @XmlElement
private Oponents oponents;
+
+ @XmlAttribute
private int player1Scorel;
+
+ @XmlAttribute
private int player2Scorel;
+ @SuppressWarnings("unused")
+ private Match() {
+ }
+
public Match(Player player1, int player1Scorel, Player player2, int player2Scorel) {
this.oponents = new Oponents(player1, player2);
this.player1Scorel = player1Scorel;
diff --git a/src/main/java/cz/jezek/lab11/Oponents.java b/src/main/java/cz/jezek/lab11/Oponents.java
index 1de0f68..1cb4432 100644
--- a/src/main/java/cz/jezek/lab11/Oponents.java
+++ b/src/main/java/cz/jezek/lab11/Oponents.java
@@ -2,11 +2,23 @@ package cz.jezek.lab11;
import java.util.Objects;
+import jakarta.xml.bind.annotation.XmlAttribute;
+import jakarta.xml.bind.annotation.XmlIDREF;
+
public class Oponents {
+ @XmlIDREF
+ @XmlAttribute
private Player player1;
+
+ @XmlIDREF
+ @XmlAttribute
private Player player2;
+ @SuppressWarnings("unused")
+ private Oponents() {
+ }
+
public Oponents(Player player1, Player player2) {
super();
this.player1 = player1;
diff --git a/src/main/java/cz/jezek/lab11/Player.java b/src/main/java/cz/jezek/lab11/Player.java
index 2a27b1b..692e220 100644
--- a/src/main/java/cz/jezek/lab11/Player.java
+++ b/src/main/java/cz/jezek/lab11/Player.java
@@ -1,5 +1,8 @@
package cz.jezek.lab11;
+import jakarta.xml.bind.annotation.XmlAttribute;
+import jakarta.xml.bind.annotation.XmlID;
+
public class Player {
private String firstName;
@@ -10,6 +13,10 @@ public class Player {
RandomGenerator.selectRandom(RandomGenerator.SURNAMES));
}
+ @SuppressWarnings("unused")
+ private Player() {
+ }
+
public Player(String firstName, String lastName) {
super();
this.firstName = firstName;
@@ -31,6 +38,12 @@ public class Player {
public void setLastName(String lastName) {
this.lastName = lastName;
}
+
+ @XmlID
+ @XmlAttribute
+ public String getId() {
+ return toString();
+ }
@Override
public int hashCode() {
diff --git a/src/main/java/cz/jezek/lab11/StreamMain.java b/src/main/java/cz/jezek/lab11/StreamMain.java
index ea4babc..836696f 100644
--- a/src/main/java/cz/jezek/lab11/StreamMain.java
+++ b/src/main/java/cz/jezek/lab11/StreamMain.java
@@ -1,5 +1,14 @@
package cz.jezek.lab11;
+import java.io.File;
+
+import org.eclipse.persistence.jaxb.MarshallerProperties;
+
+import jakarta.xml.bind.JAXBContext;
+import jakarta.xml.bind.JAXBException;
+import jakarta.xml.bind.Marshaller;
+import jakarta.xml.bind.Unmarshaller;
+
public class StreamMain {
public static void main(String[] args) {
@@ -8,7 +17,19 @@ public class StreamMain {
printStatAboutTournament(tournament);
saveTournament(tournament);
- loadTournament();
+ Tournament tournament2 = loadTournament();
+ System.out.println();
+ System.out.println("First player from first match is between players: "
+ + tournament2.getPlayers().stream()
+ .anyMatch(p -> p == tournament2.getMatches().get(0).getOponents().getPlayer1()));
+
+ saveTournamentJSON(tournament);
+ Tournament tournament3 = loadTournamentJSON();
+ System.out.println(tournament3);
+ System.out.println("First player from first match is between players: "
+ + tournament3.getPlayers().stream()
+ .anyMatch(p -> p == tournament3.getMatches().get(0).getOponents().getPlayer1()));
+
}
public static void printStatAboutTournament(Tournament tournament) {
@@ -34,11 +55,61 @@ public class StreamMain {
//TODO 4.c Show match with the largest total number (sum of both players) scored goals between relevant players (help Streams)
}
- public static void loadTournament() {
+ public static Tournament loadTournament() {
//TODO 5.b Load a serialized tournament from a file
+ try {
+ JAXBContext jaxbContext = JAXBContext.newInstance(Tournament.class);
+ Unmarshaller unmarshaller = jaxbContext.createUnmarshaller();
+ return (Tournament) unmarshaller.unmarshal(new File("tournament.xml"));
+ } catch (JAXBException e) {
+ e.printStackTrace();
+ return null;
+ }
}
public static void saveTournament(Tournament tournament) {
- //TODO 5.a Save the tournament to a file using object serialization.
+ try {
+ JAXBContext jaxbContext = JAXBContext.newInstance(Tournament.class);
+ Marshaller marshaller = jaxbContext.createMarshaller();
+ marshaller.setProperty(Marshaller.JAXB_FORMATTED_OUTPUT, true);
+ System.out.println();
+ System.out.println();
+ marshaller.marshal(tournament, System.out);
+ marshaller.marshal(tournament, new File("tournament.xml"));
+ } catch (JAXBException e) {
+ e.printStackTrace();
+ }
+ }
+
+ public static void saveTournamentJSON(Tournament tournament) {
+ try {
+ System.setProperty("jakarta.xml.bind.JAXBContextFactory", "org.eclipse.persistence.jaxb.JAXBContextFactory");
+ JAXBContext jaxbContext = JAXBContext.newInstance(Tournament.class);
+ Marshaller marshaller = jaxbContext.createMarshaller();
+ marshaller.setProperty(Marshaller.JAXB_FORMATTED_OUTPUT, true);
+ marshaller.setProperty(MarshallerProperties.MEDIA_TYPE, "application/json");
+ marshaller.setProperty(MarshallerProperties.JSON_INCLUDE_ROOT, true);
+ System.out.println();
+ System.out.println();
+ marshaller.marshal(tournament, System.out);
+ marshaller.marshal(tournament, new File("tournament.json"));
+ } catch (JAXBException e) {
+ e.printStackTrace();
+ }
}
+
+ public static Tournament loadTournamentJSON() {
+ //TODO 5.b Load a serialized tournament from a file
+ try {
+ JAXBContext jaxbContext = JAXBContext.newInstance(Tournament.class);
+ Unmarshaller unmarshaller = jaxbContext.createUnmarshaller();
+ unmarshaller.setProperty(MarshallerProperties.MEDIA_TYPE, "application/json");
+ unmarshaller.setProperty(MarshallerProperties.JSON_INCLUDE_ROOT, true);
+
+ return (Tournament) unmarshaller.unmarshal(new File("tournament.json"));
+ } catch (JAXBException e) {
+ e.printStackTrace();
+ return null;
+ }
+ }
}
diff --git a/src/main/java/cz/jezek/lab11/Tournament.java b/src/main/java/cz/jezek/lab11/Tournament.java
index 708a391..462014c 100644
--- a/src/main/java/cz/jezek/lab11/Tournament.java
+++ b/src/main/java/cz/jezek/lab11/Tournament.java
@@ -9,13 +9,27 @@ import java.io.Serializable;
import java.util.List;
import java.util.stream.Stream;
+import jakarta.xml.bind.annotation.XmlElement;
+import jakarta.xml.bind.annotation.XmlElementWrapper;
+import jakarta.xml.bind.annotation.XmlRootElement;
+
+@XmlRootElement
public class Tournament implements Serializable{
private static final long serialVersionUID = 1L;
+ @XmlElement(name = "player")
+ @XmlElementWrapper(name = "players")
private List<Player> players;
+
+ @XmlElement(name = "match")
+ @XmlElementWrapper(name = "matches")
private List<Match> matches;
+ @SuppressWarnings("unused")
+ private Tournament() {
+ }
+
public static Tournament generate() {
// TO DO 1.a Generate a list of 10 random players using the stream and then filter so that it does not contain players with the same name
List<Player> players = Stream.generate(Player::generateRandom)
@@ -26,7 +40,7 @@ public class Tournament implements Serializable{
// TODO 1.b Use the stream to generate a list of 50 matches between random players (from the list of players) with a random result. Make sure the player does not play with himself.
List<Match> matches = Stream.generate(() -> generateRandomMatch(players))
.filter(m -> m.getOponents().getPlayer1() != m.getOponents().getPlayer2())
- .limit(500)
+ .limit(50)
.toList();
diff --git a/src/main/java/module-info.java b/src/main/java/module-info.java
index 3575740..446615d 100644
--- a/src/main/java/module-info.java
+++ b/src/main/java/module-info.java
@@ -1,4 +1,8 @@
module cz.jezek.lab10 {
- opens cz.jezek.lab11 to javafx.fxml;
+ opens cz.jezek.lab11 to jakarta.xml.bind;
exports cz.jezek.lab11;
+ requires jakarta.xml.bind;
+ requires org.eclipse.persistence.moxy;
+ requires jakarta.json;
+ requires com.sun.tools.xjc;
}
\ No newline at end of file
--
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