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#84 Removed Layers stuff accidentally pushed to master

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This commit is contained in:
Ilkka Seppala 2015-08-13 20:48:29 +03:00
parent 913b4fa30c
commit ea524ee2c0
18 changed files with 0 additions and 559 deletions
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36
layers/pom.xml
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<?xml version="1.0"?>
<project
xsi:schemaLocation="http://maven.apache.org/POM/4.0.0 http://maven.apache.org/xsd/maven-4.0.0.xsd"
xmlns="http://maven.apache.org/POM/4.0.0" xmlns:xsi="http://www.w3.org/2001/XMLSchema-instance">
<modelVersion>4.0.0</modelVersion>
<parent>
<groupId>com.iluwatar</groupId>
<artifactId>java-design-patterns</artifactId>
<version>1.5.0</version>
</parent>
<groupId>com.iluwatar.layers</groupId>
<artifactId>layers</artifactId>
<dependencies>
<dependency>
<groupId>org.springframework.data</groupId>
<artifactId>spring-data-jpa</artifactId>
</dependency>
<dependency>
<groupId>org.hibernate</groupId>
<artifactId>hibernate-entitymanager</artifactId>
</dependency>
<dependency>
<groupId>commons-dbcp</groupId>
<artifactId>commons-dbcp</artifactId>
</dependency>
<dependency>
<groupId>com.h2database</groupId>
<artifactId>h2</artifactId>
</dependency>
<dependency>
<groupId>junit</groupId>
<artifactId>junit</artifactId>
<scope>test</scope>
</dependency>
</dependencies>
</project>

27
layers/src/main/java/com/iluwatar/layers/App.java
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@ -1,27 +0,0 @@
package com.iluwatar.layers;
import java.util.Arrays;
public class App {
public static void main(String[] args) {
CakeBakingService service = new CakeBakingServiceImpl();
service.saveNewLayer(new CakeLayerInfo("chocolate", 1200));
service.saveNewLayer(new CakeLayerInfo("banana", 900));
service.saveNewLayer(new CakeLayerInfo("strawberry", 950));
service.getAllLayers().stream().forEach((layer) -> System.out.println(layer));
service.saveNewTopping(new CakeToppingInfo("candies", 350));
service.getAllToppings().stream().forEach((topping) -> System.out.println(topping));
CakeInfo cakeInfo = new CakeInfo(new CakeToppingInfo("candies", 0),
Arrays.asList(new CakeLayerInfo("chocolate", 0), new CakeLayerInfo("chocolate", 0),
new CakeLayerInfo("chocolate", 0)));
try {
service.bakeNewCake(cakeInfo);
} catch (CakeBakingException e) {
e.printStackTrace();
}
}
}

57
layers/src/main/java/com/iluwatar/layers/Cake.java
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@ -1,57 +0,0 @@
package com.iluwatar.layers;
import java.util.ArrayList;
import java.util.List;
import javax.persistence.CascadeType;
import javax.persistence.Entity;
import javax.persistence.GeneratedValue;
import javax.persistence.Id;
import javax.persistence.OneToMany;
import javax.persistence.OneToOne;
@Entity
public class Cake {
@Id
@GeneratedValue
private Long id;
@OneToOne(cascade = CascadeType.ALL)
private CakeTopping topping;
@OneToMany(cascade = CascadeType.ALL)
private List<CakeLayer> layers;
public Cake() {
setLayers(new ArrayList<>());
}
public Long getId() {
return id;
}
public void setId(Long id) {
this.id = id;
}
public CakeTopping getTopping() {
return topping;
}
public void setTopping(CakeTopping topping) {
this.topping = topping;
}
public List<CakeLayer> getLayers() {
return layers;
}
public void setLayers(List<CakeLayer> layers) {
this.layers = layers;
}
public void addLayer(CakeLayer layer) {
this.layers.add(layer);
}
}

11
layers/src/main/java/com/iluwatar/layers/CakeBakingException.java
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@ -1,11 +0,0 @@
package com.iluwatar.layers;
public class CakeBakingException extends Exception {
public CakeBakingException() {
}
public CakeBakingException(String message) {
super(message);
}
}

16
layers/src/main/java/com/iluwatar/layers/CakeBakingService.java
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@ -1,16 +0,0 @@
package com.iluwatar.layers;
import java.util.List;
public interface CakeBakingService {
void bakeNewCake(CakeInfo cakeInfo) throws CakeBakingException;
void saveNewTopping(CakeToppingInfo toppingInfo);
List<CakeToppingInfo> getAllToppings();
void saveNewLayer(CakeLayerInfo layerInfo);
List<CakeLayerInfo> getAllLayers();
}

111
layers/src/main/java/com/iluwatar/layers/CakeBakingServiceImpl.java
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@ -1,111 +0,0 @@
package com.iluwatar.layers;
import java.util.ArrayList;
import java.util.Iterator;
import java.util.List;
import java.util.Optional;
import java.util.stream.Collectors;
import org.springframework.context.support.AbstractApplicationContext;
import org.springframework.context.support.ClassPathXmlApplicationContext;
import org.springframework.stereotype.Service;
import org.springframework.transaction.annotation.Transactional;
@Service
@Transactional
public class CakeBakingServiceImpl implements CakeBakingService {
private AbstractApplicationContext context;
public CakeBakingServiceImpl() {
this.context = new ClassPathXmlApplicationContext("applicationContext.xml");
}
@Override
public void bakeNewCake(CakeInfo cakeInfo) throws CakeBakingException {
List<CakeToppingInfo> allToppings = getAllToppings();
List<CakeToppingInfo> matchingToppings = allToppings.stream()
.filter((t) -> t.name.equals(cakeInfo.cakeToppingInfo.name)).collect(Collectors.toList());
if (matchingToppings.isEmpty()) {
throw new CakeBakingException(String.format("Topping %s is not available", cakeInfo.cakeToppingInfo.name));
}
List<CakeLayer> allLayers = getAllLayerEntities();
List<CakeLayer> foundLayers = new ArrayList<>();
for (CakeLayerInfo info: cakeInfo.cakeLayerInfos) {
Optional<CakeLayer> found = allLayers.stream().filter((layer) -> layer.getName().equals(info.name)).findFirst();
if (!found.isPresent()) {
throw new CakeBakingException(String.format("Layer %s is not available", info.name));
} else {
foundLayers.add(found.get());
}
}
CakeToppingDao toppingBean = context.getBean(CakeToppingDao.class);
CakeTopping topping = toppingBean.findOne(matchingToppings.iterator().next().id.get());
CakeDao cakeBean = context.getBean(CakeDao.class);
Cake cake = new Cake();
cake = cakeBean.save(cake);
cake.setTopping(topping);
topping.setCake(cake);
cake.setLayers(foundLayers);
for (CakeLayer layer: foundLayers) {
layer.setCake(cake);
}
cakeBean.save(cake);
}
@Override
public void saveNewTopping(CakeToppingInfo toppingInfo) {
CakeToppingDao bean = context.getBean(CakeToppingDao.class);
bean.save(new CakeTopping(toppingInfo.name, toppingInfo.calories));
}
@Override
public void saveNewLayer(CakeLayerInfo layerInfo) {
CakeLayerDao bean = context.getBean(CakeLayerDao.class);
bean.save(new CakeLayer(layerInfo.name, layerInfo.calories));
}
private List<CakeTopping> getAllToppingEntities() {
CakeToppingDao bean = context.getBean(CakeToppingDao.class);
List<CakeTopping> result = new ArrayList<>();
Iterator<CakeTopping> iterator = bean.findAll().iterator();
while (iterator.hasNext()) {
result.add(iterator.next());
}
return result;
}
@Override
public List<CakeToppingInfo> getAllToppings() {
CakeToppingDao bean = context.getBean(CakeToppingDao.class);
List<CakeToppingInfo> result = new ArrayList<>();
Iterator<CakeTopping> iterator = bean.findAll().iterator();
while (iterator.hasNext()) {
CakeTopping next = iterator.next();
result.add(new CakeToppingInfo(next.getId(), next.getName(), next.getCalories()));
}
return result;
}
private List<CakeLayer> getAllLayerEntities() {
CakeLayerDao bean = context.getBean(CakeLayerDao.class);
List<CakeLayer> result = new ArrayList<>();
Iterator<CakeLayer> iterator = bean.findAll().iterator();
while (iterator.hasNext()) {
result.add(iterator.next());
}
return result;
}
@Override
public List<CakeLayerInfo> getAllLayers() {
CakeLayerDao bean = context.getBean(CakeLayerDao.class);
List<CakeLayerInfo> result = new ArrayList<>();
Iterator<CakeLayer> iterator = bean.findAll().iterator();
while (iterator.hasNext()) {
CakeLayer next = iterator.next();
result.add(new CakeLayerInfo(next.getId(), next.getName(), next.getCalories()));
}
return result;
}
}

9
layers/src/main/java/com/iluwatar/layers/CakeDao.java
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@ -1,9 +0,0 @@
package com.iluwatar.layers;
import org.springframework.data.repository.CrudRepository;
import org.springframework.stereotype.Repository;
@Repository
public interface CakeDao extends CrudRepository<Cake, Long> {
}

23
layers/src/main/java/com/iluwatar/layers/CakeInfo.java
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@ -1,23 +0,0 @@
package com.iluwatar.layers;
import java.util.List;
import java.util.Optional;
public class CakeInfo {
public final Optional<Long> id;
public final CakeToppingInfo cakeToppingInfo;
public final List<CakeLayerInfo> cakeLayerInfos;
public CakeInfo(Long id, CakeToppingInfo cakeToppingInfo, List<CakeLayerInfo> cakeLayerInfos) {
this.id = Optional.of(id);
this.cakeToppingInfo = cakeToppingInfo;
this.cakeLayerInfos = cakeLayerInfos;
}
public CakeInfo(CakeToppingInfo cakeToppingInfo, List<CakeLayerInfo> cakeLayerInfos) {
this.id = Optional.empty();
this.cakeToppingInfo = cakeToppingInfo;
this.cakeLayerInfos = cakeLayerInfos;
}
}

67
layers/src/main/java/com/iluwatar/layers/CakeLayer.java
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@ -1,67 +0,0 @@
package com.iluwatar.layers;
import javax.persistence.CascadeType;
import javax.persistence.Entity;
import javax.persistence.GeneratedValue;
import javax.persistence.Id;
import javax.persistence.ManyToOne;
@Entity
public class CakeLayer {
@Id
@GeneratedValue
private Long id;
private String name;
private int calories;
@ManyToOne(cascade = CascadeType.ALL)
private Cake cake;
public CakeLayer() {
}
public CakeLayer(String name, int calories) {
this.setName(name);
this.setCalories(calories);
}
public Long getId() {
return id;
}
public void setId(Long id) {
this.id = id;
}
public String getName() {
return name;
}
public void setName(String name) {
this.name = name;
}
public int getCalories() {
return calories;
}
public void setCalories(int calories) {
this.calories = calories;
}
@Override
public String toString() {
return String.format("name: %s calories: %d", name, calories);
}
public Cake getCake() {
return cake;
}
public void setCake(Cake cake) {
this.cake = cake;
}
}

9
layers/src/main/java/com/iluwatar/layers/CakeLayerDao.java
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@ -1,9 +0,0 @@
package com.iluwatar.layers;
import org.springframework.data.repository.CrudRepository;
import org.springframework.stereotype.Repository;
@Repository
public interface CakeLayerDao extends CrudRepository<CakeLayer, Long> {
}

27
layers/src/main/java/com/iluwatar/layers/CakeLayerInfo.java
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@ -1,27 +0,0 @@
package com.iluwatar.layers;
import java.util.Optional;
public class CakeLayerInfo {
public final Optional<Long> id;
public final String name;
public final int calories;
public CakeLayerInfo(Long id, String name, int calories) {
this.id = Optional.of(id);
this.name = name;
this.calories = calories;
}
public CakeLayerInfo(String name, int calories) {
this.id = Optional.empty();
this.name = name;
this.calories = calories;
}
@Override
public String toString() {
return String.format("CakeLayerInfo name: %s calories: %d", name, calories);
}
}

67
layers/src/main/java/com/iluwatar/layers/CakeTopping.java
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@ -1,67 +0,0 @@
package com.iluwatar.layers;
import javax.persistence.CascadeType;
import javax.persistence.Entity;
import javax.persistence.GeneratedValue;
import javax.persistence.Id;
import javax.persistence.OneToOne;
@Entity
public class CakeTopping {
@Id
@GeneratedValue
private Long id;
private String name;
private int calories;
@OneToOne(cascade = CascadeType.ALL)
private Cake cake;
public CakeTopping() {
}
public CakeTopping(String name, int calories) {
this.setName(name);
this.setCalories(calories);
}
public Long getId() {
return id;
}
public void setId(Long id) {
this.id = id;
}
public String getName() {
return name;
}
public void setName(String name) {
this.name = name;
}
public int getCalories() {
return calories;
}
public void setCalories(int calories) {
this.calories = calories;
}
@Override
public String toString() {
return String.format("name: %s calories: %d", name, calories);
}
public Cake getCake() {
return cake;
}
public void setCake(Cake cake) {
this.cake = cake;
}
}

9
layers/src/main/java/com/iluwatar/layers/CakeToppingDao.java
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@ -1,9 +0,0 @@
package com.iluwatar.layers;
import org.springframework.data.repository.CrudRepository;
import org.springframework.stereotype.Repository;
@Repository
public interface CakeToppingDao extends CrudRepository<CakeTopping, Long> {
}

27
layers/src/main/java/com/iluwatar/layers/CakeToppingInfo.java
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@ -1,27 +0,0 @@
package com.iluwatar.layers;
import java.util.Optional;
public class CakeToppingInfo {
public final Optional<Long> id;
public final String name;
public final int calories;
public CakeToppingInfo(Long id, String name, int calories) {
this.id = Optional.of(id);
this.name = name;
this.calories = calories;
}
public CakeToppingInfo(String name, int calories) {
this.id = Optional.empty();
this.name = name;
this.calories = calories;
}
@Override
public String toString() {
return String.format("CakeToppingInfo name: %s calories: %d", name, calories);
}
}

8
layers/src/main/resources/META-INF/persistence.xml
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@ -1,8 +0,0 @@
<?xml version="1.0" encoding="UTF-8"?>
<persistence version="1.0"
xmlns="http://java.sun.com/xml/ns/persistence" xmlns:xsi="http://www.w3.org/2001/XMLSchema-instance"
xsi:schemaLocation="http://java.sun.com/xml/ns/persistence http://java.sun.com/xml/ns/persistence/persistence_1_0.xsd">
<persistence-unit name="jpaData" />
</persistence>

42
layers/src/main/resources/applicationContext.xml
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<?xml version="1.0" encoding="UTF-8"?>
<beans xmlns="http://www.springframework.org/schema/beans"
xmlns:aop="http://www.springframework.org/schema/aop" xmlns:context="http://www.springframework.org/schema/context"
xmlns:security="http://www.springframework.org/schema/security"
xmlns:tx="http://www.springframework.org/schema/tx" xmlns:xsi="http://www.w3.org/2001/XMLSchema-instance"
xmlns:jpa="http://www.springframework.org/schema/data/jpa"
xsi:schemaLocation="
http://www.springframework.org/schema/beans http://www.springframework.org/schema/beans/spring-beans-3.2.xsd
http://www.springframework.org/schema/data/jpa http://www.springframework.org/schema/data/jpa/spring-jpa-1.0.xsd http://www.springframework.org/schema/tx http://www.springframework.org/schema/tx/spring-tx.xsd">
<jpa:repositories base-package="com.iluwatar" />
<tx:annotation-driven transaction-manager="transactionManager" />
<bean id="transactionManager" class="org.springframework.orm.jpa.JpaTransactionManager">
<property name="entityManagerFactory" ref="entityManagerFactory" />
</bean>
<bean id="dataSource" class="org.apache.commons.dbcp.BasicDataSource"
destroy-method="close">
<property name="driverClassName" value="org.h2.Driver" />
<property name="url" value="jdbc:h2:~/databases/person" />
<property name="username" value="sa" />
<property name="password" value="sa" />
</bean>
<bean id="entityManagerFactory"
class="org.springframework.orm.jpa.LocalContainerEntityManagerFactoryBean">
<property name="dataSource" ref="dataSource" />
<property name="packagesToScan" value="com.iluwatar" />
<property name="persistenceProvider">
<bean class="org.hibernate.ejb.HibernatePersistence" />
</property>
<property name="jpaProperties">
<map>
<entry key="hibernate.dialect" value="org.hibernate.dialect.H2Dialect" />
<entry key="hibernate.hbm2ddl.auto" value="create-drop" />
<entry key="hibernate.show_sql" value="true" />
</map>
</property>
</bean>
</beans>

12
layers/src/test/java/com/iluwatar/layers/AppTest.java
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package com.iluwatar.layers;
import org.junit.Test;
public class AppTest {
@Test
public void test() {
String[] args = {};
App.main(args);
}
}

1
pom.xml
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@ -74,7 +74,6 @@
<module>business-delegate</module>
<module>half-sync-half-async</module>
<module>step-builder</module>
<module>layers</module>
</modules>
<dependencyManagement>