diff --git a/2024-07/spring-06-bean-scopes-and-lifecycle/.gitignore b/2024-07/spring-06-bean-scopes-and-lifecycle/.gitignore new file mode 100644 index 00000000..e62c33c2 --- /dev/null +++ b/2024-07/spring-06-bean-scopes-and-lifecycle/.gitignore @@ -0,0 +1,4 @@ +.idea/ +*.iml + +target/ diff --git a/2024-07/spring-06-bean-scopes-and-lifecycle/beans-lifecycle-exercise/.gitignore b/2024-07/spring-06-bean-scopes-and-lifecycle/beans-lifecycle-exercise/.gitignore new file mode 100644 index 00000000..789ddc9e --- /dev/null +++ b/2024-07/spring-06-bean-scopes-and-lifecycle/beans-lifecycle-exercise/.gitignore @@ -0,0 +1,32 @@ +# Compiled class file +*.class + +# Log file +*.log + +# BlueJ files +*.ctxt + +# Mobile Tools for Java (J2ME) +.mtj.tmp/ + +# Package Files # +*.jar +*.war +*.ear +*.zip +*.tar.gz +*.rar + +# virtual machine crash logs, see http://www.java.com/en/download/help/error_hotspot.xml +hs_err_pid* + +#other +*.bat +*/.idea +*.iml +*/target + +.idea +*.iml +target \ No newline at end of file diff --git a/2024-07/spring-06-bean-scopes-and-lifecycle/beans-lifecycle-exercise/README.md b/2024-07/spring-06-bean-scopes-and-lifecycle/beans-lifecycle-exercise/README.md new file mode 100644 index 00000000..75a9cff8 --- /dev/null +++ b/2024-07/spring-06-bean-scopes-and-lifecycle/beans-lifecycle-exercise/README.md @@ -0,0 +1,19 @@ +#### Упражнение №2 +- Изучить классы ничего в них не меняя: + - CustomBeanFactoryPostProcessor + - CustomBeanPostProcessor + - CustomLifeCycleBean +- Запуститить приложение +- Изучить распечатанный жизненный цикл + + +#### Упражнение №3 +- В application.yml выставить spring.shell.interactive.enabled в true +- Запуститить приложение командой "cfn" или "call-favorite-number" +- Запомнить результат +- В CustomBeanFactoryPostProcessor раскомментировать блок кода +- Запуститить приложение командой "cfn" или "call-favorite-number" +- Что изменилось? +- В CustomBeanPostProcessor раскомментировать строку +- Запуститить приложение командой "cfn" или "call-favorite-number" +- Что изменилось теперь? Круто, да? \ No newline at end of file diff --git a/2024-07/spring-06-bean-scopes-and-lifecycle/beans-lifecycle-exercise/pom.xml b/2024-07/spring-06-bean-scopes-and-lifecycle/beans-lifecycle-exercise/pom.xml new file mode 100644 index 00000000..235ddbe5 --- /dev/null +++ b/2024-07/spring-06-bean-scopes-and-lifecycle/beans-lifecycle-exercise/pom.xml @@ -0,0 +1,49 @@ + + + 4.0.0 + + org.springframework.boot + spring-boot-starter-parent + 3.3.2 + + + ru.otus.example + beans-lifecycle-exercise + 0.0.1-SNAPSHOT + + + 17 + 17 + 17 + 2.0 + + + + + org.springframework.boot + spring-boot-starter + + + + org.yaml + snakeyaml + ${snakeyaml.version} + + + + org.projectlombok + lombok + true + + + + + + + org.springframework.boot + spring-boot-maven-plugin + + + + diff --git a/2024-07/spring-06-bean-scopes-and-lifecycle/beans-lifecycle-exercise/src/main/java/ru/otus/example/beanslifecycledemo/BeansLifecycleDemoApplication.java b/2024-07/spring-06-bean-scopes-and-lifecycle/beans-lifecycle-exercise/src/main/java/ru/otus/example/beanslifecycledemo/BeansLifecycleDemoApplication.java new file mode 100644 index 00000000..337afceb --- /dev/null +++ b/2024-07/spring-06-bean-scopes-and-lifecycle/beans-lifecycle-exercise/src/main/java/ru/otus/example/beanslifecycledemo/BeansLifecycleDemoApplication.java @@ -0,0 +1,20 @@ +package ru.otus.example.beanslifecycledemo; + +import org.springframework.boot.SpringApplication; +import org.springframework.boot.autoconfigure.SpringBootApplication; +import org.springframework.context.ApplicationContext; +import ru.otus.example.beanslifecycledemo.domain.Phone; + +@SpringBootApplication +public class BeansLifecycleDemoApplication { + + public static void main(String[] args) { + ApplicationContext ctx = SpringApplication.run(BeansLifecycleDemoApplication.class, args); + try { + Phone phone = ctx.getBean(Phone.class); + phone.callFavoriteNumber(); + }catch (Exception e) { + } + } + +} diff --git a/2024-07/spring-06-bean-scopes-and-lifecycle/beans-lifecycle-exercise/src/main/java/ru/otus/example/beanslifecycledemo/domain/FriendPhoneNumber.java b/2024-07/spring-06-bean-scopes-and-lifecycle/beans-lifecycle-exercise/src/main/java/ru/otus/example/beanslifecycledemo/domain/FriendPhoneNumber.java new file mode 100644 index 00000000..913d7db0 --- /dev/null +++ b/2024-07/spring-06-bean-scopes-and-lifecycle/beans-lifecycle-exercise/src/main/java/ru/otus/example/beanslifecycledemo/domain/FriendPhoneNumber.java @@ -0,0 +1,8 @@ +package ru.otus.example.beanslifecycledemo.domain; + +public class FriendPhoneNumber extends PhoneNumber { + @Override + public String getOwnerName() { + return "Друг"; + } +} diff --git a/2024-07/spring-06-bean-scopes-and-lifecycle/beans-lifecycle-exercise/src/main/java/ru/otus/example/beanslifecycledemo/domain/GirlfiendPhoneNumber.java b/2024-07/spring-06-bean-scopes-and-lifecycle/beans-lifecycle-exercise/src/main/java/ru/otus/example/beanslifecycledemo/domain/GirlfiendPhoneNumber.java new file mode 100644 index 00000000..54e4e173 --- /dev/null +++ b/2024-07/spring-06-bean-scopes-and-lifecycle/beans-lifecycle-exercise/src/main/java/ru/otus/example/beanslifecycledemo/domain/GirlfiendPhoneNumber.java @@ -0,0 +1,11 @@ +package ru.otus.example.beanslifecycledemo.domain; + +import org.springframework.stereotype.Component; + +@Component +public class GirlfiendPhoneNumber extends PhoneNumber { + @Override + public String getOwnerName() { + return "Подруга"; + } +} diff --git a/2024-07/spring-06-bean-scopes-and-lifecycle/beans-lifecycle-exercise/src/main/java/ru/otus/example/beanslifecycledemo/domain/Phone.java b/2024-07/spring-06-bean-scopes-and-lifecycle/beans-lifecycle-exercise/src/main/java/ru/otus/example/beanslifecycledemo/domain/Phone.java new file mode 100644 index 00000000..81170317 --- /dev/null +++ b/2024-07/spring-06-bean-scopes-and-lifecycle/beans-lifecycle-exercise/src/main/java/ru/otus/example/beanslifecycledemo/domain/Phone.java @@ -0,0 +1,18 @@ +package ru.otus.example.beanslifecycledemo.domain; + +import lombok.RequiredArgsConstructor; +import org.springframework.boot.autoconfigure.condition.ConditionalOnProperty; +import org.springframework.stereotype.Component; + +@Component +@ConditionalOnProperty(name = "lifecycle.print.enabled", havingValue = "false") +@RequiredArgsConstructor +public class Phone { + private String greeting = "Погнали к родителям"; + + private final PhoneNumber favoriteNumber; + + public void callFavoriteNumber() { + System.out.println(favoriteNumber.getOwnerName() + " " + greeting); + } +} diff --git a/2024-07/spring-06-bean-scopes-and-lifecycle/beans-lifecycle-exercise/src/main/java/ru/otus/example/beanslifecycledemo/domain/PhoneNumber.java b/2024-07/spring-06-bean-scopes-and-lifecycle/beans-lifecycle-exercise/src/main/java/ru/otus/example/beanslifecycledemo/domain/PhoneNumber.java new file mode 100644 index 00000000..215bd09f --- /dev/null +++ b/2024-07/spring-06-bean-scopes-and-lifecycle/beans-lifecycle-exercise/src/main/java/ru/otus/example/beanslifecycledemo/domain/PhoneNumber.java @@ -0,0 +1,7 @@ +package ru.otus.example.beanslifecycledemo.domain; + +public abstract class PhoneNumber { + public String getOwnerName() { + return "Спорт-лото"; + } +} diff --git a/2024-07/spring-06-bean-scopes-and-lifecycle/beans-lifecycle-exercise/src/main/java/ru/otus/example/beanslifecycledemo/lifecycle/CustomBeanDefinitionRegistrar.java b/2024-07/spring-06-bean-scopes-and-lifecycle/beans-lifecycle-exercise/src/main/java/ru/otus/example/beanslifecycledemo/lifecycle/CustomBeanDefinitionRegistrar.java new file mode 100644 index 00000000..fafd360b --- /dev/null +++ b/2024-07/spring-06-bean-scopes-and-lifecycle/beans-lifecycle-exercise/src/main/java/ru/otus/example/beanslifecycledemo/lifecycle/CustomBeanDefinitionRegistrar.java @@ -0,0 +1,62 @@ +package ru.otus.example.beanslifecycledemo.lifecycle; + +import org.springframework.beans.factory.support.BeanDefinitionRegistry; +import org.springframework.beans.factory.support.BeanNameGenerator; +import org.springframework.beans.factory.support.GenericBeanDefinition; +import org.springframework.context.EnvironmentAware; +import org.springframework.context.annotation.ImportBeanDefinitionRegistrar; +import org.springframework.core.env.Environment; +import org.springframework.core.type.AnnotationMetadata; + +import java.util.Optional; + +public class CustomBeanDefinitionRegistrar implements ImportBeanDefinitionRegistrar, EnvironmentAware { + private Environment environment; + + @Override + public void setEnvironment(Environment environment) { + this.environment = environment; + } + + @Override + public void registerBeanDefinitions(AnnotationMetadata importingClassMetadata, + BeanDefinitionRegistry registry, + BeanNameGenerator importBeanNameGenerator) { + registerBeanDefinitions(importingClassMetadata, registry); + } + + @Override + public void registerBeanDefinitions(AnnotationMetadata metadata, + BeanDefinitionRegistry registry) { + + registerBeanFactoryPostProcessor(registry); + registerBeanPostProcessor(registry); + + if (Optional.ofNullable(environment.getProperty("lifecycle.print.enabled", Boolean.class)).orElse(false)) { + System.out.println("Шаг #0: ImportBeanDefinitionRegistrar.registerBeanDefinitions\n"); + registerCustomLifeCycleBean(registry); + } + + } + + private void registerCustomLifeCycleBean(BeanDefinitionRegistry registry) { + GenericBeanDefinition gbd = new GenericBeanDefinition(); + gbd.setBeanClass(CustomLifeCycleBean.class); + gbd.setInitMethodName("customInitMethod"); + gbd.setDestroyMethodName("customDestroyMethod"); + registry.registerBeanDefinition("customLifeCycleBean", gbd); + } + + private void registerBeanFactoryPostProcessor(BeanDefinitionRegistry registry) { + GenericBeanDefinition gbd = new GenericBeanDefinition(); + gbd.setBeanClass(CustomBeanFactoryPostProcessor.class); + registry.registerBeanDefinition("customBeanFactoryPostProcessor", gbd); + } + + private void registerBeanPostProcessor(BeanDefinitionRegistry registry) { + GenericBeanDefinition gbd = new GenericBeanDefinition(); + gbd.setBeanClass(CustomBeanPostProcessor.class); + registry.registerBeanDefinition("customBeanPostProcessor", gbd); + } + +} diff --git a/2024-07/spring-06-bean-scopes-and-lifecycle/beans-lifecycle-exercise/src/main/java/ru/otus/example/beanslifecycledemo/lifecycle/CustomBeanFactoryPostProcessor.java b/2024-07/spring-06-bean-scopes-and-lifecycle/beans-lifecycle-exercise/src/main/java/ru/otus/example/beanslifecycledemo/lifecycle/CustomBeanFactoryPostProcessor.java new file mode 100644 index 00000000..ca21010f --- /dev/null +++ b/2024-07/spring-06-bean-scopes-and-lifecycle/beans-lifecycle-exercise/src/main/java/ru/otus/example/beanslifecycledemo/lifecycle/CustomBeanFactoryPostProcessor.java @@ -0,0 +1,35 @@ +package ru.otus.example.beanslifecycledemo.lifecycle; + +import org.springframework.beans.BeanMetadataAttribute; +import org.springframework.beans.BeansException; +import org.springframework.beans.factory.config.BeanFactoryPostProcessor; +import org.springframework.beans.factory.config.ConfigurableListableBeanFactory; +import org.springframework.context.annotation.ScannedGenericBeanDefinition; +import ru.otus.example.beanslifecycledemo.domain.FriendPhoneNumber; +import ru.otus.example.beanslifecycledemo.domain.GirlfiendPhoneNumber; + +public class CustomBeanFactoryPostProcessor implements BeanFactoryPostProcessor { + + private static final String CLASS_NAME_ATTR = "className"; + + @Override + public void postProcessBeanFactory(ConfigurableListableBeanFactory beanFactory) throws BeansException { + + if (beanFactory.containsBean("customLifeCycleBean")) { + System.out.println("Шаг #1: BeanFactoryPostProcessor.postProcessBeanFactory\n"); + } + +/* for (String beanName : beanFactory.getBeanDefinitionNames()) { + var d = beanFactory.getBeanDefinition(beanName); + if (d instanceof ScannedGenericBeanDefinition scannedBeanDefinition) { + + if (!GirlfiendPhoneNumber.class.getName().equalsIgnoreCase(d.getBeanClassName())) { + continue; + } + d.setBeanClassName(FriendPhoneNumber.class.getName()); + var classNameAttr = new BeanMetadataAttribute(CLASS_NAME_ATTR, FriendPhoneNumber.class.getName()); + scannedBeanDefinition.addMetadataAttribute(classNameAttr); + } + }*/ + } +} diff --git a/2024-07/spring-06-bean-scopes-and-lifecycle/beans-lifecycle-exercise/src/main/java/ru/otus/example/beanslifecycledemo/lifecycle/CustomBeanPostProcessor.java b/2024-07/spring-06-bean-scopes-and-lifecycle/beans-lifecycle-exercise/src/main/java/ru/otus/example/beanslifecycledemo/lifecycle/CustomBeanPostProcessor.java new file mode 100644 index 00000000..c4dc21ab --- /dev/null +++ b/2024-07/spring-06-bean-scopes-and-lifecycle/beans-lifecycle-exercise/src/main/java/ru/otus/example/beanslifecycledemo/lifecycle/CustomBeanPostProcessor.java @@ -0,0 +1,48 @@ +package ru.otus.example.beanslifecycledemo.lifecycle; + +import org.springframework.beans.BeansException; +import org.springframework.beans.InvalidPropertyException; +import org.springframework.beans.factory.config.BeanPostProcessor; +import ru.otus.example.beanslifecycledemo.domain.Phone; + +import java.lang.reflect.Field; + +public class CustomBeanPostProcessor implements BeanPostProcessor { + + public static final String GREETING_PROPERTY = "greeting"; + + @Override + public Object postProcessBeforeInitialization(Object bean, String beanName) throws BeansException { + if (bean.getClass().equals(CustomLifeCycleBean.class)) { + System.out.println("Шаг #5: BeanPostProcessor.postProcessBeforeInitialization\n"); + } + return bean; + } + + @Override + public Object postProcessAfterInitialization(Object bean, String beanName) throws BeansException { + if (bean.getClass().equals(CustomLifeCycleBean.class)) { + System.out.println("Шаг #9: BeanPostProcessor.postProcessAfterInitialization\n"); + } + +/* + if (bean.getClass().isAssignableFrom(Phone.class)) { + updateGreeting(bean); + } +*/ + return bean; + } + + private void updateGreeting(Object bean) { + Class aClass = Phone.class; + try { + Field greetingField = aClass.getDeclaredField(GREETING_PROPERTY); + + greetingField.setAccessible(true); + greetingField.set(bean, "Ай-да в гараж. Стихи читать!"); + } catch (Exception e) { + throw new InvalidPropertyException(Phone.class, GREETING_PROPERTY, + "Bean class does not have expected property", e); + } + } +} diff --git a/2024-07/spring-06-bean-scopes-and-lifecycle/beans-lifecycle-exercise/src/main/java/ru/otus/example/beanslifecycledemo/lifecycle/CustomLifeCycleBean.java b/2024-07/spring-06-bean-scopes-and-lifecycle/beans-lifecycle-exercise/src/main/java/ru/otus/example/beanslifecycledemo/lifecycle/CustomLifeCycleBean.java new file mode 100644 index 00000000..f89db1fd --- /dev/null +++ b/2024-07/spring-06-bean-scopes-and-lifecycle/beans-lifecycle-exercise/src/main/java/ru/otus/example/beanslifecycledemo/lifecycle/CustomLifeCycleBean.java @@ -0,0 +1,60 @@ +package ru.otus.example.beanslifecycledemo.lifecycle; + +import org.springframework.beans.BeansException; +import org.springframework.beans.factory.*; +import org.springframework.context.ApplicationContext; +import org.springframework.context.ApplicationContextAware; +/* +import javax.annotation.PostConstruct; +import javax.annotation.PreDestroy; +*/ + +import jakarta.annotation.PostConstruct; +import jakarta.annotation.PreDestroy; + +public class CustomLifeCycleBean implements InitializingBean, DisposableBean, BeanNameAware, + BeanFactoryAware, ApplicationContextAware { + + @Override + public void setBeanName(String s) { + System.out.println("Шаг #2: BeanNameAware\n"); + } + + @Override + public void setBeanFactory(BeanFactory beanFactory) throws BeansException { + System.out.println("Шаг #3: BeanFactoryAware\n"); + } + + @Override + public void setApplicationContext(ApplicationContext applicationContext) throws BeansException { + System.out.println("Шаг #4: ApplicationContextAware\n"); + } + + @PostConstruct + public void postConstruct() { + System.out.println("Шаг #6: @PostConstruct\n"); + } + + @Override + public void afterPropertiesSet() throws Exception { + System.out.println("Шаг #7: InitializingBean.afterPropertiesSet\n"); + } + + public void customInitMethod() { + System.out.println("Шаг #8: CustomLifeCycleBean.customInitMethod\n"); + } + + @PreDestroy + public void preDestroy() { + System.out.println("Шаг #10: @PreDestroy\n"); + } + + @Override + public void destroy() throws Exception { + System.out.println("Шаг #11: DisposableBean.destroy\n"); + } + + public void customDestroyMethod() { + System.out.println("Шаг #12: CustomLifeCycleBean.customDestroyMethod\n"); + } +} diff --git a/2024-07/spring-06-bean-scopes-and-lifecycle/beans-lifecycle-exercise/src/main/java/ru/otus/example/beanslifecycledemo/lifecycle/LifeCycleConfig.java b/2024-07/spring-06-bean-scopes-and-lifecycle/beans-lifecycle-exercise/src/main/java/ru/otus/example/beanslifecycledemo/lifecycle/LifeCycleConfig.java new file mode 100644 index 00000000..a1cb405b --- /dev/null +++ b/2024-07/spring-06-bean-scopes-and-lifecycle/beans-lifecycle-exercise/src/main/java/ru/otus/example/beanslifecycledemo/lifecycle/LifeCycleConfig.java @@ -0,0 +1,30 @@ +package ru.otus.example.beanslifecycledemo.lifecycle; + +import org.springframework.beans.factory.config.BeanFactoryPostProcessor; +import org.springframework.beans.factory.config.BeanPostProcessor; +import org.springframework.boot.autoconfigure.condition.ConditionalOnProperty; +import org.springframework.context.annotation.Bean; +import org.springframework.context.annotation.Configuration; +import org.springframework.context.annotation.Import; + +@Import(CustomBeanDefinitionRegistrar.class) +@Configuration +public class LifeCycleConfig { +/* + @Bean + public BeanFactoryPostProcessor customBeanFactoryPostProcessor() { + return new CustomBeanFactoryPostProcessor(); + } + + @Bean + public BeanPostProcessor customBeanPostProcessor() { + return new CustomBeanPostProcessor(); + } + + @ConditionalOnProperty(name = "lifecycle.print.enabled", havingValue = "true") + @Bean(initMethod = "customInitMethod", destroyMethod = "customDestroyMethod") + public CustomLifeCycleBean customLifeCycleBean() { + return new CustomLifeCycleBean(); + } +*/ +} diff --git a/2024-07/spring-06-bean-scopes-and-lifecycle/beans-lifecycle-exercise/src/main/resources/application.yml b/2024-07/spring-06-bean-scopes-and-lifecycle/beans-lifecycle-exercise/src/main/resources/application.yml new file mode 100644 index 00000000..54b14aef --- /dev/null +++ b/2024-07/spring-06-bean-scopes-and-lifecycle/beans-lifecycle-exercise/src/main/resources/application.yml @@ -0,0 +1,7 @@ +logging: + level: + root: ERROR + +lifecycle: + print: + enabled: true diff --git a/2024-07/spring-06-bean-scopes-and-lifecycle/beans-scopes-exercise/.gitignore b/2024-07/spring-06-bean-scopes-and-lifecycle/beans-scopes-exercise/.gitignore new file mode 100644 index 00000000..789ddc9e --- /dev/null +++ b/2024-07/spring-06-bean-scopes-and-lifecycle/beans-scopes-exercise/.gitignore @@ -0,0 +1,32 @@ +# Compiled class file +*.class + +# Log file +*.log + +# BlueJ files +*.ctxt + +# Mobile Tools for Java (J2ME) +.mtj.tmp/ + +# Package Files # +*.jar +*.war +*.ear +*.zip +*.tar.gz +*.rar + +# virtual machine crash logs, see http://www.java.com/en/download/help/error_hotspot.xml +hs_err_pid* + +#other +*.bat +*/.idea +*.iml +*/target + +.idea +*.iml +target \ No newline at end of file diff --git a/2024-07/spring-06-bean-scopes-and-lifecycle/beans-scopes-exercise/README.md b/2024-07/spring-06-bean-scopes-and-lifecycle/beans-scopes-exercise/README.md new file mode 100644 index 00000000..2a7c2a04 --- /dev/null +++ b/2024-07/spring-06-bean-scopes-and-lifecycle/beans-scopes-exercise/README.md @@ -0,0 +1,9 @@ +#### Упражнение №1 +- Расставить скоупы над сервисами так, чтобы приложение запустилось и заработало, как указано на странице http://localhost:8080 +- Подсказки в названии сервисов +- Не забываем про proxyMode для некоторых скоупов + +``` +Задать скоуп можно с помощью аннотации @Scope +Возможные значения: singleton, prototype, session, request +``` \ No newline at end of file diff --git a/2024-07/spring-06-bean-scopes-and-lifecycle/beans-scopes-exercise/pom.xml b/2024-07/spring-06-bean-scopes-and-lifecycle/beans-scopes-exercise/pom.xml new file mode 100644 index 00000000..61ef113c --- /dev/null +++ b/2024-07/spring-06-bean-scopes-and-lifecycle/beans-scopes-exercise/pom.xml @@ -0,0 +1,56 @@ + + + 4.0.0 + + + org.springframework.boot + spring-boot-starter-parent + 3.3.2 + + + + ru.otus.example + beans-scopes-exercise + 0.0.1-SNAPSHOT + + + 17 + 17 + 17 + 2.0 + + + + + org.springframework.boot + spring-boot-starter-thymeleaf + + + + org.springframework.boot + spring-boot-starter-web + + + + org.yaml + snakeyaml + ${snakeyaml.version} + + + + org.projectlombok + lombok + true + + + + + + + org.springframework.boot + spring-boot-maven-plugin + + + + diff --git a/2024-07/spring-06-bean-scopes-and-lifecycle/beans-scopes-exercise/src/main/java/ru/otus/example/beansscopesdemo/BeansScopesDemoApplication.java b/2024-07/spring-06-bean-scopes-and-lifecycle/beans-scopes-exercise/src/main/java/ru/otus/example/beansscopesdemo/BeansScopesDemoApplication.java new file mode 100644 index 00000000..b482b9a7 --- /dev/null +++ b/2024-07/spring-06-bean-scopes-and-lifecycle/beans-scopes-exercise/src/main/java/ru/otus/example/beansscopesdemo/BeansScopesDemoApplication.java @@ -0,0 +1,15 @@ +package ru.otus.example.beansscopesdemo; + +import org.springframework.boot.SpringApplication; +import org.springframework.boot.autoconfigure.SpringBootApplication; + +@SpringBootApplication +public class BeansScopesDemoApplication { + + public static void main(String[] args) { + var ctx = SpringApplication.run(BeansScopesDemoApplication.class, args); + var serverPort = ctx.getEnvironment().getProperty("local.server.port"); + System.out.printf("Чтобы смотреть результат переходи сюда: http://localhost:%s", serverPort); + } + +} diff --git a/2024-07/spring-06-bean-scopes-and-lifecycle/beans-scopes-exercise/src/main/java/ru/otus/example/beansscopesdemo/controllers/GreetingController.java b/2024-07/spring-06-bean-scopes-and-lifecycle/beans-scopes-exercise/src/main/java/ru/otus/example/beansscopesdemo/controllers/GreetingController.java new file mode 100644 index 00000000..6bfc91c1 --- /dev/null +++ b/2024-07/spring-06-bean-scopes-and-lifecycle/beans-scopes-exercise/src/main/java/ru/otus/example/beansscopesdemo/controllers/GreetingController.java @@ -0,0 +1,41 @@ +package ru.otus.example.beansscopesdemo.controllers; + +import org.springframework.beans.factory.annotation.Qualifier; +import org.springframework.stereotype.Controller; +import org.springframework.ui.Model; +import org.springframework.web.bind.annotation.GetMapping; +import ru.otus.example.beansscopesdemo.services.GreetingService; + +@Controller +public class GreetingController { + private final GreetingService singletonGreetingService; + private final GreetingService prototypeGreetingService1; + private final GreetingService prototypeGreetingService2; + private final GreetingService sessionGreetingService; + private final GreetingService requestGreetingService; + + public GreetingController(GreetingService singletonGreetingService, + @Qualifier("prototypeGreetingService") + GreetingService prototypeGreetingService1, + @Qualifier("prototypeGreetingService") + GreetingService prototypeGreetingService2, + GreetingService sessionGreetingService, + GreetingService requestGreetingService + ) { + this.singletonGreetingService = singletonGreetingService; + this.prototypeGreetingService1 = prototypeGreetingService1; + this.prototypeGreetingService2 = prototypeGreetingService2; + this.sessionGreetingService = sessionGreetingService; + this.requestGreetingService = requestGreetingService; + } + + @GetMapping("/") + public String greetingPage(Model model) { + model.addAttribute("singletonGreeting", singletonGreetingService.greeting()); + model.addAttribute("sessionGreeting", sessionGreetingService.greeting()); + model.addAttribute("requestGreeting", requestGreetingService.greeting()); + model.addAttribute("prototype1Greeting", prototypeGreetingService1.greeting()); + model.addAttribute("prototype2Greeting", prototypeGreetingService2.greeting()); + return "index"; + } +} diff --git a/2024-07/spring-06-bean-scopes-and-lifecycle/beans-scopes-exercise/src/main/java/ru/otus/example/beansscopesdemo/services/AbstractGreetingServiceImpl.java b/2024-07/spring-06-bean-scopes-and-lifecycle/beans-scopes-exercise/src/main/java/ru/otus/example/beansscopesdemo/services/AbstractGreetingServiceImpl.java new file mode 100644 index 00000000..3199df44 --- /dev/null +++ b/2024-07/spring-06-bean-scopes-and-lifecycle/beans-scopes-exercise/src/main/java/ru/otus/example/beansscopesdemo/services/AbstractGreetingServiceImpl.java @@ -0,0 +1,23 @@ +package ru.otus.example.beansscopesdemo.services; + + +import java.util.concurrent.atomic.AtomicInteger; + +public abstract class AbstractGreetingServiceImpl implements GreetingService { + + private final AtomicInteger counter; + + public AbstractGreetingServiceImpl() { + this.counter = new AtomicInteger(0); + } + + @Override + public String greeting() { + return currentGreeting(); + } + + private String currentGreeting() { + return String.format("Привет! Это наша встреча №%d. Меня зовут: %s", + counter.incrementAndGet(), Integer.toHexString(hashCode())); + } +} diff --git a/2024-07/spring-06-bean-scopes-and-lifecycle/beans-scopes-exercise/src/main/java/ru/otus/example/beansscopesdemo/services/GreetingService.java b/2024-07/spring-06-bean-scopes-and-lifecycle/beans-scopes-exercise/src/main/java/ru/otus/example/beansscopesdemo/services/GreetingService.java new file mode 100644 index 00000000..3fb338b1 --- /dev/null +++ b/2024-07/spring-06-bean-scopes-and-lifecycle/beans-scopes-exercise/src/main/java/ru/otus/example/beansscopesdemo/services/GreetingService.java @@ -0,0 +1,5 @@ +package ru.otus.example.beansscopesdemo.services; + +public interface GreetingService { + String greeting(); +} diff --git a/2024-07/spring-06-bean-scopes-and-lifecycle/beans-scopes-exercise/src/main/java/ru/otus/example/beansscopesdemo/services/PrototypeGreetingServiceImpl.java b/2024-07/spring-06-bean-scopes-and-lifecycle/beans-scopes-exercise/src/main/java/ru/otus/example/beansscopesdemo/services/PrototypeGreetingServiceImpl.java new file mode 100644 index 00000000..cb30816b --- /dev/null +++ b/2024-07/spring-06-bean-scopes-and-lifecycle/beans-scopes-exercise/src/main/java/ru/otus/example/beansscopesdemo/services/PrototypeGreetingServiceImpl.java @@ -0,0 +1,7 @@ +package ru.otus.example.beansscopesdemo.services; + +import org.springframework.stereotype.Service; + +@Service("prototypeGreetingService") +public class PrototypeGreetingServiceImpl extends AbstractGreetingServiceImpl { +} diff --git a/2024-07/spring-06-bean-scopes-and-lifecycle/beans-scopes-exercise/src/main/java/ru/otus/example/beansscopesdemo/services/RequestGreetingServiceImpl.java b/2024-07/spring-06-bean-scopes-and-lifecycle/beans-scopes-exercise/src/main/java/ru/otus/example/beansscopesdemo/services/RequestGreetingServiceImpl.java new file mode 100644 index 00000000..0631f2da --- /dev/null +++ b/2024-07/spring-06-bean-scopes-and-lifecycle/beans-scopes-exercise/src/main/java/ru/otus/example/beansscopesdemo/services/RequestGreetingServiceImpl.java @@ -0,0 +1,7 @@ +package ru.otus.example.beansscopesdemo.services; + +import org.springframework.stereotype.Service; + +@Service("requestGreetingService") +public class RequestGreetingServiceImpl extends AbstractGreetingServiceImpl { +} diff --git a/2024-07/spring-06-bean-scopes-and-lifecycle/beans-scopes-exercise/src/main/java/ru/otus/example/beansscopesdemo/services/SessionGreetingServiceImpl.java b/2024-07/spring-06-bean-scopes-and-lifecycle/beans-scopes-exercise/src/main/java/ru/otus/example/beansscopesdemo/services/SessionGreetingServiceImpl.java new file mode 100644 index 00000000..47ea143c --- /dev/null +++ b/2024-07/spring-06-bean-scopes-and-lifecycle/beans-scopes-exercise/src/main/java/ru/otus/example/beansscopesdemo/services/SessionGreetingServiceImpl.java @@ -0,0 +1,7 @@ +package ru.otus.example.beansscopesdemo.services; + +import org.springframework.stereotype.Service; + +@Service("sessionGreetingService") +public class SessionGreetingServiceImpl extends AbstractGreetingServiceImpl { +} diff --git a/2024-07/spring-06-bean-scopes-and-lifecycle/beans-scopes-exercise/src/main/java/ru/otus/example/beansscopesdemo/services/SingletonGreetingServiceImpl.java b/2024-07/spring-06-bean-scopes-and-lifecycle/beans-scopes-exercise/src/main/java/ru/otus/example/beansscopesdemo/services/SingletonGreetingServiceImpl.java new file mode 100644 index 00000000..70b6a266 --- /dev/null +++ b/2024-07/spring-06-bean-scopes-and-lifecycle/beans-scopes-exercise/src/main/java/ru/otus/example/beansscopesdemo/services/SingletonGreetingServiceImpl.java @@ -0,0 +1,7 @@ +package ru.otus.example.beansscopesdemo.services; + +import org.springframework.stereotype.Service; + +@Service("singletonGreetingService") +public class SingletonGreetingServiceImpl extends AbstractGreetingServiceImpl { +} diff --git a/2024-07/spring-06-bean-scopes-and-lifecycle/beans-scopes-exercise/src/main/resources/application.yml b/2024-07/spring-06-bean-scopes-and-lifecycle/beans-scopes-exercise/src/main/resources/application.yml new file mode 100644 index 00000000..7dca0f00 --- /dev/null +++ b/2024-07/spring-06-bean-scopes-and-lifecycle/beans-scopes-exercise/src/main/resources/application.yml @@ -0,0 +1,5 @@ +server: + port: 8081 +logging: + level: + root: ERROR \ No newline at end of file diff --git a/2024-07/spring-06-bean-scopes-and-lifecycle/beans-scopes-exercise/src/main/resources/templates/index.html b/2024-07/spring-06-bean-scopes-and-lifecycle/beans-scopes-exercise/src/main/resources/templates/index.html new file mode 100644 index 00000000..601ae82e --- /dev/null +++ b/2024-07/spring-06-bean-scopes-and-lifecycle/beans-scopes-exercise/src/main/resources/templates/index.html @@ -0,0 +1,45 @@ + + + + + Advanced configuration demo + + + +

+

Демонстрация @Scope

+ +

+ +
+ +

+

+

+

+

+ + \ No newline at end of file diff --git a/2024-07/spring-06-bean-scopes-and-lifecycle/beans-scopes-solution/.gitignore b/2024-07/spring-06-bean-scopes-and-lifecycle/beans-scopes-solution/.gitignore new file mode 100644 index 00000000..789ddc9e --- /dev/null +++ b/2024-07/spring-06-bean-scopes-and-lifecycle/beans-scopes-solution/.gitignore @@ -0,0 +1,32 @@ +# Compiled class file +*.class + +# Log file +*.log + +# BlueJ files +*.ctxt + +# Mobile Tools for Java (J2ME) +.mtj.tmp/ + +# Package Files # +*.jar +*.war +*.ear +*.zip +*.tar.gz +*.rar + +# virtual machine crash logs, see http://www.java.com/en/download/help/error_hotspot.xml +hs_err_pid* + +#other +*.bat +*/.idea +*.iml +*/target + +.idea +*.iml +target \ No newline at end of file diff --git a/2024-07/spring-06-bean-scopes-and-lifecycle/beans-scopes-solution/README.md b/2024-07/spring-06-bean-scopes-and-lifecycle/beans-scopes-solution/README.md new file mode 100644 index 00000000..b02345e6 --- /dev/null +++ b/2024-07/spring-06-bean-scopes-and-lifecycle/beans-scopes-solution/README.md @@ -0,0 +1,15 @@ +#### Решение к упражнению №1 + +@Scope("singleton") +SingletonGreetingServiceImpl + +@Scope("prototype") +PrototypeGreetingServiceImpl + +@Scope(value = "request", proxyMode = ScopedProxyMode.INTERFACES) +RequestGreetingServiceImpl + +@Scope(value = "session", proxyMode = ScopedProxyMode.INTERFACES) +SessionGreetingServiceImpl + + diff --git a/2024-07/spring-06-bean-scopes-and-lifecycle/beans-scopes-solution/pom.xml b/2024-07/spring-06-bean-scopes-and-lifecycle/beans-scopes-solution/pom.xml new file mode 100644 index 00000000..fbe7f7b8 --- /dev/null +++ b/2024-07/spring-06-bean-scopes-and-lifecycle/beans-scopes-solution/pom.xml @@ -0,0 +1,56 @@ + + + 4.0.0 + + + org.springframework.boot + spring-boot-starter-parent + 3.3.2 + + + + ru.otus.example + beans-scopes-solution + 0.0.1-SNAPSHOT + + + 17 + 17 + 17 + 2.0 + + + + + org.springframework.boot + spring-boot-starter-thymeleaf + + + + org.springframework.boot + spring-boot-starter-web + + + + org.yaml + snakeyaml + ${snakeyaml.version} + + + + org.projectlombok + lombok + true + + + + + + + org.springframework.boot + spring-boot-maven-plugin + + + + diff --git a/2024-07/spring-06-bean-scopes-and-lifecycle/beans-scopes-solution/src/main/java/ru/otus/example/beansscopesdemo/BeansScopesDemoApplication.java b/2024-07/spring-06-bean-scopes-and-lifecycle/beans-scopes-solution/src/main/java/ru/otus/example/beansscopesdemo/BeansScopesDemoApplication.java new file mode 100644 index 00000000..b482b9a7 --- /dev/null +++ b/2024-07/spring-06-bean-scopes-and-lifecycle/beans-scopes-solution/src/main/java/ru/otus/example/beansscopesdemo/BeansScopesDemoApplication.java @@ -0,0 +1,15 @@ +package ru.otus.example.beansscopesdemo; + +import org.springframework.boot.SpringApplication; +import org.springframework.boot.autoconfigure.SpringBootApplication; + +@SpringBootApplication +public class BeansScopesDemoApplication { + + public static void main(String[] args) { + var ctx = SpringApplication.run(BeansScopesDemoApplication.class, args); + var serverPort = ctx.getEnvironment().getProperty("local.server.port"); + System.out.printf("Чтобы смотреть результат переходи сюда: http://localhost:%s", serverPort); + } + +} diff --git a/2024-07/spring-06-bean-scopes-and-lifecycle/beans-scopes-solution/src/main/java/ru/otus/example/beansscopesdemo/controllers/GreetingController.java b/2024-07/spring-06-bean-scopes-and-lifecycle/beans-scopes-solution/src/main/java/ru/otus/example/beansscopesdemo/controllers/GreetingController.java new file mode 100644 index 00000000..6bfc91c1 --- /dev/null +++ b/2024-07/spring-06-bean-scopes-and-lifecycle/beans-scopes-solution/src/main/java/ru/otus/example/beansscopesdemo/controllers/GreetingController.java @@ -0,0 +1,41 @@ +package ru.otus.example.beansscopesdemo.controllers; + +import org.springframework.beans.factory.annotation.Qualifier; +import org.springframework.stereotype.Controller; +import org.springframework.ui.Model; +import org.springframework.web.bind.annotation.GetMapping; +import ru.otus.example.beansscopesdemo.services.GreetingService; + +@Controller +public class GreetingController { + private final GreetingService singletonGreetingService; + private final GreetingService prototypeGreetingService1; + private final GreetingService prototypeGreetingService2; + private final GreetingService sessionGreetingService; + private final GreetingService requestGreetingService; + + public GreetingController(GreetingService singletonGreetingService, + @Qualifier("prototypeGreetingService") + GreetingService prototypeGreetingService1, + @Qualifier("prototypeGreetingService") + GreetingService prototypeGreetingService2, + GreetingService sessionGreetingService, + GreetingService requestGreetingService + ) { + this.singletonGreetingService = singletonGreetingService; + this.prototypeGreetingService1 = prototypeGreetingService1; + this.prototypeGreetingService2 = prototypeGreetingService2; + this.sessionGreetingService = sessionGreetingService; + this.requestGreetingService = requestGreetingService; + } + + @GetMapping("/") + public String greetingPage(Model model) { + model.addAttribute("singletonGreeting", singletonGreetingService.greeting()); + model.addAttribute("sessionGreeting", sessionGreetingService.greeting()); + model.addAttribute("requestGreeting", requestGreetingService.greeting()); + model.addAttribute("prototype1Greeting", prototypeGreetingService1.greeting()); + model.addAttribute("prototype2Greeting", prototypeGreetingService2.greeting()); + return "index"; + } +} diff --git a/2024-07/spring-06-bean-scopes-and-lifecycle/beans-scopes-solution/src/main/java/ru/otus/example/beansscopesdemo/services/AbstractGreetingServiceImpl.java b/2024-07/spring-06-bean-scopes-and-lifecycle/beans-scopes-solution/src/main/java/ru/otus/example/beansscopesdemo/services/AbstractGreetingServiceImpl.java new file mode 100644 index 00000000..3199df44 --- /dev/null +++ b/2024-07/spring-06-bean-scopes-and-lifecycle/beans-scopes-solution/src/main/java/ru/otus/example/beansscopesdemo/services/AbstractGreetingServiceImpl.java @@ -0,0 +1,23 @@ +package ru.otus.example.beansscopesdemo.services; + + +import java.util.concurrent.atomic.AtomicInteger; + +public abstract class AbstractGreetingServiceImpl implements GreetingService { + + private final AtomicInteger counter; + + public AbstractGreetingServiceImpl() { + this.counter = new AtomicInteger(0); + } + + @Override + public String greeting() { + return currentGreeting(); + } + + private String currentGreeting() { + return String.format("Привет! Это наша встреча №%d. Меня зовут: %s", + counter.incrementAndGet(), Integer.toHexString(hashCode())); + } +} diff --git a/2024-07/spring-06-bean-scopes-and-lifecycle/beans-scopes-solution/src/main/java/ru/otus/example/beansscopesdemo/services/GreetingService.java b/2024-07/spring-06-bean-scopes-and-lifecycle/beans-scopes-solution/src/main/java/ru/otus/example/beansscopesdemo/services/GreetingService.java new file mode 100644 index 00000000..3fb338b1 --- /dev/null +++ b/2024-07/spring-06-bean-scopes-and-lifecycle/beans-scopes-solution/src/main/java/ru/otus/example/beansscopesdemo/services/GreetingService.java @@ -0,0 +1,5 @@ +package ru.otus.example.beansscopesdemo.services; + +public interface GreetingService { + String greeting(); +} diff --git a/2024-07/spring-06-bean-scopes-and-lifecycle/beans-scopes-solution/src/main/java/ru/otus/example/beansscopesdemo/services/PrototypeGreetingServiceImpl.java b/2024-07/spring-06-bean-scopes-and-lifecycle/beans-scopes-solution/src/main/java/ru/otus/example/beansscopesdemo/services/PrototypeGreetingServiceImpl.java new file mode 100644 index 00000000..6b29df8d --- /dev/null +++ b/2024-07/spring-06-bean-scopes-and-lifecycle/beans-scopes-solution/src/main/java/ru/otus/example/beansscopesdemo/services/PrototypeGreetingServiceImpl.java @@ -0,0 +1,10 @@ +package ru.otus.example.beansscopesdemo.services; + +import org.springframework.context.annotation.Scope; +import org.springframework.context.annotation.ScopedProxyMode; +import org.springframework.stereotype.Service; + +@Scope(scopeName = "prototype") +@Service("prototypeGreetingService") +public class PrototypeGreetingServiceImpl extends AbstractGreetingServiceImpl { +} diff --git a/2024-07/spring-06-bean-scopes-and-lifecycle/beans-scopes-solution/src/main/java/ru/otus/example/beansscopesdemo/services/RequestGreetingServiceImpl.java b/2024-07/spring-06-bean-scopes-and-lifecycle/beans-scopes-solution/src/main/java/ru/otus/example/beansscopesdemo/services/RequestGreetingServiceImpl.java new file mode 100644 index 00000000..a216003d --- /dev/null +++ b/2024-07/spring-06-bean-scopes-and-lifecycle/beans-scopes-solution/src/main/java/ru/otus/example/beansscopesdemo/services/RequestGreetingServiceImpl.java @@ -0,0 +1,11 @@ +package ru.otus.example.beansscopesdemo.services; + +import org.springframework.context.annotation.Scope; +import org.springframework.context.annotation.ScopedProxyMode; +import org.springframework.stereotype.Service; +import org.springframework.web.context.WebApplicationContext; + +@Scope(value = "request", proxyMode = ScopedProxyMode.INTERFACES) +@Service("requestGreetingService") +public class RequestGreetingServiceImpl extends AbstractGreetingServiceImpl { +} diff --git a/2024-07/spring-06-bean-scopes-and-lifecycle/beans-scopes-solution/src/main/java/ru/otus/example/beansscopesdemo/services/SessionGreetingServiceImpl.java b/2024-07/spring-06-bean-scopes-and-lifecycle/beans-scopes-solution/src/main/java/ru/otus/example/beansscopesdemo/services/SessionGreetingServiceImpl.java new file mode 100644 index 00000000..35e17d21 --- /dev/null +++ b/2024-07/spring-06-bean-scopes-and-lifecycle/beans-scopes-solution/src/main/java/ru/otus/example/beansscopesdemo/services/SessionGreetingServiceImpl.java @@ -0,0 +1,11 @@ +package ru.otus.example.beansscopesdemo.services; + +import org.springframework.context.annotation.Scope; +import org.springframework.context.annotation.ScopedProxyMode; +import org.springframework.stereotype.Service; +import org.springframework.web.context.WebApplicationContext; + +@Scope(value = "session", proxyMode = ScopedProxyMode.INTERFACES) +@Service("sessionGreetingService") +public class SessionGreetingServiceImpl extends AbstractGreetingServiceImpl { +} diff --git a/2024-07/spring-06-bean-scopes-and-lifecycle/beans-scopes-solution/src/main/java/ru/otus/example/beansscopesdemo/services/SingletonGreetingServiceImpl.java b/2024-07/spring-06-bean-scopes-and-lifecycle/beans-scopes-solution/src/main/java/ru/otus/example/beansscopesdemo/services/SingletonGreetingServiceImpl.java new file mode 100644 index 00000000..4c9825da --- /dev/null +++ b/2024-07/spring-06-bean-scopes-and-lifecycle/beans-scopes-solution/src/main/java/ru/otus/example/beansscopesdemo/services/SingletonGreetingServiceImpl.java @@ -0,0 +1,9 @@ +package ru.otus.example.beansscopesdemo.services; + +import org.springframework.context.annotation.Scope; +import org.springframework.stereotype.Service; + +@Scope("singleton") +@Service("singletonGreetingService") +public class SingletonGreetingServiceImpl extends AbstractGreetingServiceImpl { +} diff --git a/2024-07/spring-06-bean-scopes-and-lifecycle/beans-scopes-solution/src/main/resources/application.yml b/2024-07/spring-06-bean-scopes-and-lifecycle/beans-scopes-solution/src/main/resources/application.yml new file mode 100644 index 00000000..7dca0f00 --- /dev/null +++ b/2024-07/spring-06-bean-scopes-and-lifecycle/beans-scopes-solution/src/main/resources/application.yml @@ -0,0 +1,5 @@ +server: + port: 8081 +logging: + level: + root: ERROR \ No newline at end of file diff --git a/2024-07/spring-06-bean-scopes-and-lifecycle/beans-scopes-solution/src/main/resources/templates/index.html b/2024-07/spring-06-bean-scopes-and-lifecycle/beans-scopes-solution/src/main/resources/templates/index.html new file mode 100644 index 00000000..3f9e21dc --- /dev/null +++ b/2024-07/spring-06-bean-scopes-and-lifecycle/beans-scopes-solution/src/main/resources/templates/index.html @@ -0,0 +1,45 @@ + + + + + Advanced configuration demo + + + +

+

Демонстрация @Scope

+ +

+ +
+ +

+

+

+

+

+ + \ No newline at end of file diff --git a/2024-07/spring-06-bean-scopes-and-lifecycle/pom.xml b/2024-07/spring-06-bean-scopes-and-lifecycle/pom.xml new file mode 100644 index 00000000..df752dac --- /dev/null +++ b/2024-07/spring-06-bean-scopes-and-lifecycle/pom.xml @@ -0,0 +1,18 @@ + + + 4.0.0 + + ru.otus + advanced-config-class-work + 1.0 + + pom + + + beans-scopes-exercise + beans-scopes-solution + beans-lifecycle-exercise + +