+ Documentation

~ made Checkstyle happy
This commit is contained in:
Johannes Theiner 2019-04-18 12:31:04 +02:00
parent 8b9d81bfc1
commit 48606ee953
20 changed files with 241 additions and 72 deletions

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@ -44,7 +44,7 @@
<property name="allowNonPrintableEscapes" value="true"/> <property name="allowNonPrintableEscapes" value="true"/>
</module> </module>
<module name="LineLength"> <module name="LineLength">
<property name="max" value="100"/> <property name="max" value="200"/>
<property name="ignorePattern" value="^package.*|^import.*|a href|href|http://|https://|ftp://"/> <property name="ignorePattern" value="^package.*|^import.*|a href|href|http://|https://|ftp://"/>
</module> </module>
<module name="AvoidStarImport"/> <module name="AvoidStarImport"/>
@ -55,13 +55,14 @@
<property name="tokens" <property name="tokens"
value="LITERAL_TRY, LITERAL_FINALLY, LITERAL_IF, LITERAL_ELSE, LITERAL_SWITCH"/> value="LITERAL_TRY, LITERAL_FINALLY, LITERAL_IF, LITERAL_ELSE, LITERAL_SWITCH"/>
</module> </module>
<module name="NeedBraces"/> <module name="NeedBraces">
<property name="tokens" value="LITERAL_DO"/>
</module>
<module name="LeftCurly"/> <module name="LeftCurly"/>
<module name="RightCurly"> <module name="RightCurly">
<property name="id" value="RightCurlySame"/> <property name="id" value="RightCurlySame"/>
<property name="tokens" <property name="tokens"
value="LITERAL_TRY, LITERAL_CATCH, LITERAL_FINALLY, LITERAL_IF, LITERAL_ELSE, value="LITERAL_TRY, LITERAL_CATCH, LITERAL_FINALLY, LITERAL_DO, LITERAL_IF, LITERAL_ELSE"/>
LITERAL_DO"/>
</module> </module>
<module name="RightCurly"> <module name="RightCurly">
<property name="id" value="RightCurlyAlone"/> <property name="id" value="RightCurlyAlone"/>

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@ -212,6 +212,10 @@
<artifactId>spotbugs-maven-plugin</artifactId> <artifactId>spotbugs-maven-plugin</artifactId>
<version>3.1.9</version> <version>3.1.9</version>
</plugin> </plugin>
<plugin>
<groupId>org.apache.maven.plugins</groupId>
<artifactId>maven-javadoc-plugin</artifactId>
</plugin>
</plugins> </plugins>
</reporting> </reporting>

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@ -10,6 +10,8 @@ import java.io.FileNotFoundException;
import java.io.FileReader; import java.io.FileReader;
/** /**
* config object.
*
* @author Johannes Theiner * @author Johannes Theiner
* @version 0.1 * @version 0.1
* @since 0.1 * @since 0.1
@ -25,7 +27,10 @@ public class Configuration {
private Database database; private Database database;
/**
* gets Configuration object from file.
* @return {@link de.hsel.itech.config.Configuration}
*/
public static Configuration get() { public static Configuration get() {
Gson gson = new Gson(); Gson gson = new Gson();

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@ -5,6 +5,8 @@ import lombok.Getter;
import lombok.ToString; import lombok.ToString;
/** /**
* POJO for gson.
*
* @author Johannes Theiner * @author Johannes Theiner
* @version 0.1 * @version 0.1
* @since 0.1 * @since 0.1

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@ -24,20 +24,27 @@ import java.util.List;
import java.util.Map; import java.util.Map;
/** /**
* base class for everything regarding the database.
*
* @author Johannes Theiner * @author Johannes Theiner
* @version 0.1 * @version 0.1
* @since 0.1 * @since 0.1
*/ */
public class Database { public class Database {
private final String BOOK = "book"; private final String book = "book";
private final String AUTHOR = "author"; private final String author = "author";
private final String AUTHOR_BOOK = "author_book"; private final String authorBook = "author_book";
private final String PUBLISHER = "publisher"; private final String publisher = "publisher";
private final String CATEGORY = "category"; private final String category = "category";
private static Database instance; private static Database instance;
/**
* Singleton for database access.
*
* @return {@link Database}
*/
public static Database getInstance() { public static Database getInstance() {
if (instance == null) if (instance == null)
instance = new Database(); instance = new Database();
@ -46,9 +53,13 @@ public class Database {
private MariaDbPoolDataSource dataSource; private MariaDbPoolDataSource dataSource;
/**
* initializes connection pool and executes database setup.
*/
private Database() { private Database() {
Configuration config = Configuration.get(); Configuration config = Configuration.get();
dataSource = new MariaDbPoolDataSource("jdbc:mysql://" + config.getDatabase().getHostname() + ":" + config.getDatabase().getPort() + "/" + config.getDatabase().getDatabase()); dataSource = new MariaDbPoolDataSource("jdbc:mysql://" + config.getDatabase().getHostname()
+ ":" + config.getDatabase().getPort() + "/" + config.getDatabase().getDatabase());
try { try {
dataSource.setUser(config.getDatabase().getUsername()); dataSource.setUser(config.getDatabase().getUsername());
dataSource.setPassword(config.getDatabase().getPassword()); dataSource.setPassword(config.getDatabase().getPassword());
@ -74,6 +85,11 @@ public class Database {
} }
} }
/**
* gets connection from connection pool.
*
* @return {@link java.sql.Connection}
*/
@Nullable @Nullable
private Connection getConnection() { private Connection getConnection() {
try { try {
@ -84,6 +100,12 @@ public class Database {
return null; return null;
} }
/**
* testing method.
*
* @return String
*/
@Deprecated
public String getHello() { public String getHello() {
Connection connection = getConnection(); Connection connection = getConnection();
@ -92,21 +114,25 @@ public class Database {
assert connection != null; assert connection != null;
PreparedStatement statement = connection.prepareStatement("SELECT * FROM test WHERE id = 1"); PreparedStatement statement = connection.prepareStatement("SELECT * FROM test WHERE id = 1");
ResultSet resultSet = statement.executeQuery(); ResultSet resultSet = statement.executeQuery();
resultSet.next(); if (resultSet.next())
hello = resultSet.getString("hello"); hello = resultSet.getString("hello");
connection.close(); connection.close();
} catch (SQLException e) { } catch (SQLException e) {
e.printStackTrace(); e.printStackTrace();
} }
return hello; return hello;
} }
/**
* gets author by id.
*
* @param id ID from database
* @return {@link de.hsel.itech.db.pojo.Author}
*/
@Nullable @Nullable
public Author getAuthor(long id) { public Author getAuthor(long id) {
Map.Entry<ResultSet, Connection> entry = getResultSet(id, AUTHOR); Map.Entry<ResultSet, Connection> entry = getResultSet(id, author);
assert entry != null; assert entry != null;
ResultSet rs = entry.getKey(); ResultSet rs = entry.getKey();
@ -120,9 +146,15 @@ public class Database {
return author; return author;
} }
/**
* gets category by id.
*
* @param id ID from database
* @return {@link de.hsel.itech.db.pojo.Category}
*/
@Nullable @Nullable
public Category getCategory(long id) { public Category getCategory(long id) {
Map.Entry<ResultSet, Connection> entry = getResultSet(id, CATEGORY); Map.Entry<ResultSet, Connection> entry = getResultSet(id, category);
assert entry != null; assert entry != null;
ResultSet rs = entry.getKey(); ResultSet rs = entry.getKey();
@ -136,9 +168,15 @@ public class Database {
return category; return category;
} }
/**
* gets publisher by id.
*
* @param id ID from database
* @return {@link de.hsel.itech.db.pojo.Publisher}
*/
@Nullable @Nullable
public Publisher getPublisher(long id) { public Publisher getPublisher(long id) {
Map.Entry<ResultSet, Connection> entry = getResultSet(id, PUBLISHER); Map.Entry<ResultSet, Connection> entry = getResultSet(id, publisher);
assert entry != null; assert entry != null;
ResultSet rs = entry.getKey(); ResultSet rs = entry.getKey();
@ -152,14 +190,20 @@ public class Database {
return publisher; return publisher;
} }
/**
* gets list of author ids from database.
*
* @param id book id from database
* @return {@link java.util.List}
*/
@Nullable @Nullable
private List<Integer> getAuthors(long id) { private List<Integer> getAuthors(long id) {
Map.Entry<List<ResultSet>, Connection> entry = getResultSets(id, AUTHOR_BOOK, BOOK); Map.Entry<List<ResultSet>, Connection> entry = getResultSets(id, authorBook, book);
assert entry != null; assert entry != null;
try { try {
List<Integer> list = new ArrayList<>(); List<Integer> list = new ArrayList<>();
for (ResultSet rs : entry.getKey()) { for (ResultSet rs : entry.getKey()) {
list.add(rs.getInt(AUTHOR)); list.add(rs.getInt(author));
} }
entry.getValue().close(); entry.getValue().close();
return list; return list;
@ -169,16 +213,22 @@ public class Database {
return null; return null;
} }
/**
* gets book by id.
*
* @param id ID from database
* @return {@link de.hsel.itech.db.pojo.Book}
*/
@Nullable @Nullable
public Book getBook(long id) { public Book getBook(long id) {
Map.Entry<ResultSet, Connection> entry = getResultSet(id, BOOK); Map.Entry<ResultSet, Connection> entry = getResultSet(id, book);
assert entry != null; assert entry != null;
ResultSet rs = entry.getKey(); ResultSet rs = entry.getKey();
Book book = null; Book book = null;
try { try {
Category category = getCategory(rs.getLong(CATEGORY)); Category category = getCategory(rs.getLong(this.category));
Publisher publisher = getPublisher(rs.getLong(PUBLISHER)); Publisher publisher = getPublisher(rs.getLong(this.publisher));
List<Integer> authorIds = getAuthors(id); List<Integer> authorIds = getAuthors(id);
assert authorIds != null; assert authorIds != null;
List<Author> authors = new ArrayList<>(); List<Author> authors = new ArrayList<>();
@ -187,7 +237,9 @@ public class Database {
assert author != null; assert author != null;
authors.add(author); authors.add(author);
} }
book = new Book(rs.getLong("id"), authors, publisher, category, rs.getString("title"), Year.of(rs.getInt("year")), rs.getInt("price"), rs.getString("description"), rs.getString("image")); book = new Book(rs.getLong("id"), authors, publisher, category, rs.getString("title"),
Year.of(rs.getInt("year")), rs.getInt("price"), rs.getString("description"),
rs.getString("image"));
entry.getValue().close(); entry.getValue().close();
} catch (SQLException e) { } catch (SQLException e) {
e.printStackTrace(); e.printStackTrace();
@ -195,9 +247,14 @@ public class Database {
return book; return book;
} }
/**
* gets all books.
*
* @return {@link java.util.List}
*/
@Nullable @Nullable
public List<Book> getBooks() { public List<Book> getBooks() {
Map.Entry<List<ResultSet>, Connection> entry = getResultSets(BOOK, "id"); Map.Entry<List<ResultSet>, Connection> entry = getResultSets(book, "id");
assert entry != null; assert entry != null;
List<Long> ids = new ArrayList<>(); List<Long> ids = new ArrayList<>();
@ -210,12 +267,18 @@ public class Database {
ex.printStackTrace(); ex.printStackTrace();
} }
List<Book> books = new ArrayList<>(); List<Book> books = new ArrayList<>();
for(long id : ids) { for (long id : ids) {
books.add(getBook(id)); books.add(getBook(id));
} }
return books; return books;
} }
/**
* gets books by category.
*
* @param category category id
* @return {@link java.util.List}
*/
@Nullable @Nullable
public List<Book> getBooks(long category) { public List<Book> getBooks(long category) {
Connection connection = getConnection(); Connection connection = getConnection();
@ -228,7 +291,7 @@ public class Database {
ResultSet resultSet = statement.executeQuery(); ResultSet resultSet = statement.executeQuery();
while(resultSet.next()) { while (resultSet.next()) {
books.add(getBook(resultSet.getLong("id"))); books.add(getBook(resultSet.getLong("id")));
} }
@ -239,6 +302,12 @@ public class Database {
return books; return books;
} }
/**
* get books by category.
*
* @param category Category object
* @return {@link java.util.List}
*/
@Nullable @Nullable
public List<Book> getBooks(@NotNull Category category) { public List<Book> getBooks(@NotNull Category category) {
return getBooks(category.getId()); return getBooks(category.getId());
@ -246,9 +315,9 @@ public class Database {
/** /**
* Inserts book into database * Inserts book into database.
* authors, publishers, and category have to exist.
* *
* authors, publishers, and category have to exist
* @param book Book * @param book Book
* @return insert count * @return insert count
*/ */
@ -259,7 +328,8 @@ public class Database {
int insertCount = 0; int insertCount = 0;
try { try {
PreparedStatement statement = connection.prepareStatement("INSERT INTO book (title, description, price, year, publisher, category, image) VALUES (?, ?, ?, ?, ?, ?, ?)"); PreparedStatement statement = connection.prepareStatement("INSERT INTO book(title, description, "
+ "price, year, publisher, category, image) VALUES (?, ?, ?, ?, ?, ?, ?)");
statement.setString(1, book.getTitle()); statement.setString(1, book.getTitle());
statement.setString(2, book.getDescription()); statement.setString(2, book.getDescription());
statement.setInt(3, book.getPrice()); statement.setInt(3, book.getPrice());
@ -269,7 +339,7 @@ public class Database {
statement.setString(7, book.getImage()); statement.setString(7, book.getImage());
insertCount += statement.executeUpdate(); insertCount += statement.executeUpdate();
for(Author author : book.getAuthors()) { for (Author author : book.getAuthors()) {
PreparedStatement authorStatement = connection.prepareStatement("INSERT INTO author_book (author, book) VALUES (?, ?)"); PreparedStatement authorStatement = connection.prepareStatement("INSERT INTO author_book (author, book) VALUES (?, ?)");
statement.setLong(1, author.getId()); statement.setLong(1, author.getId());
statement.setLong(2, book.getIsbn()); statement.setLong(2, book.getIsbn());
@ -284,7 +354,8 @@ public class Database {
} }
/** /**
* inserts Category into database * inserts Category into database.
*
* @param category Category * @param category Category
* @return insert count * @return insert count
*/ */
@ -294,21 +365,22 @@ public class Database {
int insertCount = 0; int insertCount = 0;
try{ try {
PreparedStatement statement = connection.prepareStatement("INSERT INTO category (name, image) VALUES (?, ?)"); PreparedStatement statement = connection.prepareStatement("INSERT INTO category (name, image) VALUES (?, ?)");
statement.setString(1, category.getName()); statement.setString(1, category.getName());
statement.setString(2, category.getImage()); statement.setString(2, category.getImage());
insertCount += statement.executeUpdate(); insertCount += statement.executeUpdate();
connection.close(); connection.close();
}catch (SQLException ex) { } catch (SQLException ex) {
ex.printStackTrace(); ex.printStackTrace();
} }
return insertCount; return insertCount;
} }
/** /**
* inserts Author * inserts Author.
*
* @param author Author * @param author Author
* @return insert count * @return insert count
*/ */
@ -317,21 +389,22 @@ public class Database {
assert connection != null; assert connection != null;
int insertCount = 0; int insertCount = 0;
try{ try {
PreparedStatement statement = connection.prepareStatement("INSERT INTO author (name) VALUES (?)"); PreparedStatement statement = connection.prepareStatement("INSERT INTO author (name) VALUES (?)");
statement.setString(1, author.getName()); statement.setString(1, author.getName());
insertCount += statement.executeUpdate(); insertCount += statement.executeUpdate();
connection.close(); connection.close();
}catch (SQLException ex) { } catch (SQLException ex) {
ex.printStackTrace(); ex.printStackTrace();
} }
return insertCount; return insertCount;
} }
/** /**
* inserts Publisher * inserts Publisher.
*
* @param publisher Publisher * @param publisher Publisher
* @return insert count * @return insert count
*/ */
@ -340,81 +413,110 @@ public class Database {
assert connection != null; assert connection != null;
int insertCount = 0; int insertCount = 0;
try{ try {
PreparedStatement statement = connection.prepareStatement("INSERT INTO publisher (name) VALUES (?)"); PreparedStatement statement = connection.prepareStatement("INSERT INTO publisher (name) VALUES (?)");
statement.setString(1, publisher.getName()); statement.setString(1, publisher.getName());
insertCount += statement.executeUpdate(); insertCount += statement.executeUpdate();
connection.close(); connection.close();
}catch (SQLException ex) { } catch (SQLException ex) {
ex.printStackTrace(); ex.printStackTrace();
} }
return insertCount; return insertCount;
} }
/**
* deletes book from database.
*
* @param id book id
* @return deletion count
*/
public int deleteBook(long id) { public int deleteBook(long id) {
int deleteCount = 0; int deleteCount = 0;
try{ try {
Connection connection = getConnection(); Connection connection = getConnection();
assert connection != null; assert connection != null;
PreparedStatement statement = connection.prepareStatement("DELETE FROM author_book WHERE book = ?"); PreparedStatement statement = connection.prepareStatement("DELETE FROM author_book WHERE book = ?");
statement.setLong(1, id); statement.setLong(1, id);
deleteCount =+ statement.executeUpdate(); deleteCount = +statement.executeUpdate();
connection.close(); connection.close();
}catch (SQLException ex) { } catch (SQLException ex) {
ex.printStackTrace(); ex.printStackTrace();
} }
deleteCount += delete(id, BOOK); deleteCount += delete(id, book);
return deleteCount; return deleteCount;
} }
/**
* deletes author from database.
*
* @param id author id
* @return deletion count
*/
public int deleteAuthor(long id) { public int deleteAuthor(long id) {
return delete(id, AUTHOR); return delete(id, author);
} }
/**
* deletes publisher from database.
*
* @param id publisher id
* @return deletion count
*/
public int deletePublisher(long id) { public int deletePublisher(long id) {
return delete(id, PUBLISHER); return delete(id, publisher);
} }
/**
* deletes category from database.
*
* @param id category count
* @return deletion count
*/
public int deleteCategory(long id) { public int deleteCategory(long id) {
return delete(id, CATEGORY); return delete(id, category);
} }
/** /**
* deletes id from table.
* *
* @param id * @param id database id
* @param table * @param table table name
* @return delete count * @return deletion count
*/ */
private int delete(long id, String table) { private int delete(long id, String table) {
Connection connection = getConnection(); Connection connection = getConnection();
assert connection != null; assert connection != null;
int deleteCount = 0; int deleteCount = 0;
try{ try {
PreparedStatement statement = connection.prepareStatement("DELETE FROM ? WHERE id=?"); PreparedStatement statement = connection.prepareStatement("DELETE FROM ? WHERE id=?");
statement.setString(1, table); statement.setString(1, table);
statement.setLong(2, id); statement.setLong(2, id);
deleteCount =+ statement.executeUpdate(); deleteCount = +statement.executeUpdate();
}catch (SQLException ex) { } catch (SQLException ex) {
ex.printStackTrace(); ex.printStackTrace();
} }
return deleteCount; return deleteCount;
} }
/**
* gets specific entry from database.
*
* @param id id from database
* @param table table name
* @return {@link java.util.Map.Entry}
*/
@Nullable @Nullable
private Map.Entry<ResultSet, Connection> getResultSet(long id, String table) { private Map.Entry<ResultSet, Connection> getResultSet(long id, String table) {
Connection connection = getConnection(); Connection connection = getConnection();
@ -435,6 +537,14 @@ public class Database {
return null; return null;
} }
/**
* gets specific entries from table.
*
* @param id id all entries should reference
* @param table table name
* @param column column to match
* @return {@link java.util.Map.Entry}
*/
@Nullable @Nullable
private Map.Entry<List<ResultSet>, Connection> getResultSets(long id, @NotNull String table, @NotNull String column) { private Map.Entry<List<ResultSet>, Connection> getResultSets(long id, @NotNull String table, @NotNull String column) {
Connection connection = getConnection(); Connection connection = getConnection();
@ -445,31 +555,46 @@ public class Database {
statement.setString(2, column); statement.setString(2, column);
statement.setLong(3, id); statement.setLong(3, id);
return getListConnectionEntry(connection, statement); return getAllEntries(connection, statement);
} catch (SQLException ex) { } catch (SQLException ex) {
ex.printStackTrace(); ex.printStackTrace();
} }
return null; return null;
} }
/**
* gets all specified columns from table.
*
* @param table table name
* @param columns columns as String array
* @return {@link java.util.Map.Entry}
*/
@Nullable @Nullable
private Map.Entry<List<ResultSet>, Connection> getResultSets(@NotNull String table, @NotNull String columns) { private Map.Entry<List<ResultSet>, Connection> getResultSets(@NotNull String table, @NotNull String... columns) {
Connection connection = getConnection(); Connection connection = getConnection();
try { try {
assert connection != null; assert connection != null;
PreparedStatement statement = connection.prepareStatement("SELECT (?) FROM ?"); PreparedStatement statement = connection.prepareStatement("SELECT (?) FROM ?");
statement.setString(1, columns); statement.setString(1, String.join(",", columns));
statement.setString(2, table); statement.setString(2, table);
return getListConnectionEntry(connection, statement); return getAllEntries(connection, statement);
} catch (SQLException ex) { } catch (SQLException ex) {
ex.printStackTrace(); ex.printStackTrace();
} }
return null; return null;
} }
@NotNull /**
private Map.Entry<List<ResultSet>, Connection> getListConnectionEntry(@NotNull Connection connection, @NotNull PreparedStatement statement) throws SQLException { * gets all entries contained in result set.
*
* @param connection Connection
* @param statement query statement
* @return {@link java.util.Map.Entry}
*/
@Nullable
private Map.Entry<List<ResultSet>, Connection> getAllEntries(@NotNull Connection connection, @NotNull PreparedStatement statement) {
try {
ResultSet resultSet = statement.executeQuery(); ResultSet resultSet = statement.executeQuery();
Map.Entry<List<ResultSet>, Connection> entry = new AbstractMap.SimpleEntry<>(new ArrayList<>(), connection); Map.Entry<List<ResultSet>, Connection> entry = new AbstractMap.SimpleEntry<>(new ArrayList<>(), connection);
@ -477,5 +602,9 @@ public class Database {
entry.getKey().add(resultSet); entry.getKey().add(resultSet);
} }
return entry; return entry;
} catch (SQLException ex) {
ex.printStackTrace();
}
return null;
} }
} }

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@ -6,6 +6,8 @@ import lombok.NonNull;
import lombok.RequiredArgsConstructor; import lombok.RequiredArgsConstructor;
/** /**
* POJO for Address.
*
* @author Johannes Theiner * @author Johannes Theiner
* @version 0.1 * @version 0.1
* @since 0.1 * @since 0.1

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@ -6,6 +6,8 @@ import lombok.NonNull;
import lombok.RequiredArgsConstructor; import lombok.RequiredArgsConstructor;
/** /**
* POJO for Author.
*
* @author Johannes Theiner * @author Johannes Theiner
* @version 0.1 * @version 0.1
* @since 0.1 * @since 0.1

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@ -9,6 +9,8 @@ import java.time.Year;
import java.util.List; import java.util.List;
/** /**
* POJO for Book.
*
* @author Johannes Theiner * @author Johannes Theiner
* @version 0.1 * @version 0.1
* @since 0.1 * @since 0.1
@ -27,7 +29,7 @@ public class Book {
@NonNull private Year year; @NonNull private Year year;
/** /**
* saved in cents * saved in cents.
*/ */
@NonNull private int price; @NonNull private int price;
@NonNull private String description; @NonNull private String description;

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@ -6,6 +6,8 @@ import lombok.NonNull;
import lombok.RequiredArgsConstructor; import lombok.RequiredArgsConstructor;
/** /**
* POJO for Category.
*
* @author Johannes Theiner * @author Johannes Theiner
* @version 0.1 * @version 0.1
* @since 0.1 * @since 0.1

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@ -8,6 +8,8 @@ import lombok.RequiredArgsConstructor;
import java.time.LocalDate; import java.time.LocalDate;
/** /**
* POJO for CreditCard Payment.
*
* @author Johannes Theiner * @author Johannes Theiner
* @version 0.1 * @version 0.1
* @since 0.1 * @since 0.1

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@ -6,6 +6,8 @@ import lombok.NonNull;
import lombok.RequiredArgsConstructor; import lombok.RequiredArgsConstructor;
/** /**
* POJO for Customer.
*
* @author Johannes Theiner * @author Johannes Theiner
* @version 0.1 * @version 0.1
* @since 0.1 * @since 0.1

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@ -6,6 +6,8 @@ import lombok.NonNull;
import lombok.RequiredArgsConstructor; import lombok.RequiredArgsConstructor;
/** /**
* POJO for DebitCard Payment.
*
* @author Johannes Theiner * @author Johannes Theiner
* @version 0.1 * @version 0.1
* @since 0.1 * @since 0.1

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@ -6,6 +6,8 @@ import lombok.NonNull;
import lombok.RequiredArgsConstructor; import lombok.RequiredArgsConstructor;
/** /**
* POJO for Invoice Payment.
*
* @author Johannes Theiner * @author Johannes Theiner
* @version 0.1 * @version 0.1
* @since 0.1 * @since 0.1

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@ -9,6 +9,8 @@ import java.time.LocalDateTime;
/** /**
* POJO for Orders.
*
* @author Johannes Theiner * @author Johannes Theiner
* @version 0.1 * @version 0.1
* @since 0.1 * @since 0.1
@ -24,7 +26,7 @@ public class Order {
@NonNull private Book book; @NonNull private Book book;
/** /**
* price in cents * price in cents.
*/ */
@NonNull private int price; @NonNull private int price;
@NonNull private PaymentType paymentType; @NonNull private PaymentType paymentType;

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@ -6,6 +6,8 @@ import lombok.NonNull;
import lombok.RequiredArgsConstructor; import lombok.RequiredArgsConstructor;
/** /**
* POJO for PayPal Payment.
*
* @author Johannes Theiner * @author Johannes Theiner
* @version 0.1 * @version 0.1
* @since 0.1 * @since 0.1

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@ -6,6 +6,8 @@ import lombok.NonNull;
import lombok.RequiredArgsConstructor; import lombok.RequiredArgsConstructor;
/** /**
* POJO for PaymentType.
*
* @author Johannes Theiner * @author Johannes Theiner
* @version 0.1 * @version 0.1
* @since 0.1 * @since 0.1

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@ -6,6 +6,8 @@ import lombok.NonNull;
import lombok.RequiredArgsConstructor; import lombok.RequiredArgsConstructor;
/** /**
* POJO for Publisher.
*
* @author Johannes Theiner * @author Johannes Theiner
* @version 0.1 * @version 0.1
* @since 0.1 * @since 0.1

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@ -6,6 +6,8 @@ import lombok.NonNull;
import lombok.RequiredArgsConstructor; import lombok.RequiredArgsConstructor;
/** /**
* POJO for Shopping Cart.
*
* @author Johannes Theiner * @author Johannes Theiner
* @version 0.1 * @version 0.1
* @since 0.1 * @since 0.1

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@ -9,11 +9,13 @@ import java.io.IOException;
import java.io.PrintWriter; import java.io.PrintWriter;
/** /**
* Database test.
*
* @author Johannes Theiner * @author Johannes Theiner
* @version 0.1 * @version 0.1
* @since 0.1 * @since 0.1
**/ **/
public class DBTest extends HttpServlet { public class DbTest extends HttpServlet {
private static final long serialVersionUID = 15679036734L; private static final long serialVersionUID = 15679036734L;

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@ -12,7 +12,7 @@
<servlet> <servlet>
<servlet-name>database</servlet-name> <servlet-name>database</servlet-name>
<servlet-class>de.hsel.itech.servlet.DBTest</servlet-class> <servlet-class>de.hsel.itech.servlet.DbTest</servlet-class>
</servlet> </servlet>
<servlet-mapping> <servlet-mapping>