JAVA-628: Moved 2 articles from spring-core-3
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sampadawagde
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@ -7,8 +7,8 @@ This module contains articles about core Spring functionality
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- [Understanding getBean() in Spring](https://www.baeldung.com/spring-getbean)
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- [Guide to the Spring BeanFactory](https://www.baeldung.com/spring-beanfactory)
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- [How to use the Spring FactoryBean?](https://www.baeldung.com/spring-factorybean)
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- [Spring – Injecting Collections](https://www.baeldung.com/spring-injecting-collections)
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- [Design Patterns in the Spring Framework](https://www.baeldung.com/spring-framework-design-patterns)
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- [Injecting a Value in a Static Field in Spring](https://www.baeldung.com/spring-inject-static-field)
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- [Difference Between BeanFactory and ApplicationContext](https://www.baeldung.com/spring-beanfactory-vs-applicationcontext)
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- [A Spring Custom Annotation for a Better DAO](http://www.baeldung.com/spring-annotation-bean-pre-processor)
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- [Custom Scope in Spring](http://www.baeldung.com/spring-custom-scope)
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- More articles: [[<-- prev]](/spring-core-2)
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@ -1,18 +0,0 @@
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package com.baeldung.collection;
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/**
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* Created by Gebruiker on 5/22/2018.
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*/
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public class BaeldungBean {
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private String name;
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public BaeldungBean(String name) {
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this.name = name;
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}
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@Override
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public String toString() {
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return name;
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}
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}
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@ -1,50 +0,0 @@
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package com.baeldung.collection;
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import org.springframework.beans.factory.annotation.Qualifier;
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import org.springframework.context.annotation.Bean;
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import org.springframework.context.annotation.Configuration;
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import org.springframework.core.annotation.Order;
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import java.util.*;
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@Configuration
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public class CollectionConfig {
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@Bean
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public CollectionsBean getCollectionsBean() {
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return new CollectionsBean(new HashSet<>(Arrays.asList("John", "Adam", "Harry")));
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}
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@Bean
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public List<String> nameList(){
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return Arrays.asList("John", "Adam", "Harry", null);
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}
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@Bean
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public Map<Integer, String> nameMap(){
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Map<Integer, String> nameMap = new HashMap<>();
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nameMap.put(1, "John");
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nameMap.put(2, "Adam");
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nameMap.put(3, "Harry");
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return nameMap;
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}
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@Bean
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@Qualifier("CollectionsBean")
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@Order(2)
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public BaeldungBean getElement() {
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return new BaeldungBean("John");
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}
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@Bean
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@Order(3)
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public BaeldungBean getAnotherElement() {
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return new BaeldungBean("Adam");
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}
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@Bean
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@Order(1)
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public BaeldungBean getOneMoreElement() {
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return new BaeldungBean("Harry");
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}
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}
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@ -1,21 +0,0 @@
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package com.baeldung.collection;
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import org.springframework.context.ApplicationContext;
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import org.springframework.context.annotation.AnnotationConfigApplicationContext;
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/**
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* Created by Gebruiker on 5/18/2018.
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*/
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public class CollectionInjectionDemo {
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public static void main(String[] args) {
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ApplicationContext context = new AnnotationConfigApplicationContext(CollectionConfig.class);
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CollectionsBean collectionsBean = context.getBean(CollectionsBean.class);
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collectionsBean.printNameList();
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collectionsBean.printNameSet();
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collectionsBean.printNameMap();
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collectionsBean.printBeanList();
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collectionsBean.printNameListWithDefaults();
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}
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}
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@ -1,62 +0,0 @@
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package com.baeldung.collection;
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import java.util.ArrayList;
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import java.util.List;
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import java.util.Map;
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import java.util.Set;
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import org.springframework.beans.factory.annotation.Autowired;
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import org.springframework.beans.factory.annotation.Qualifier;
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import org.springframework.beans.factory.annotation.Value;
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/**
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* Created by Gebruiker on 5/18/2018.
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*/
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public class CollectionsBean {
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@Autowired
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private List<String> nameList;
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private Set<String> nameSet;
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private Map<Integer, String> nameMap;
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@Autowired(required = false)
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@Qualifier("CollectionsBean")
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private List<BaeldungBean> beanList = new ArrayList<>();
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@Value("${names.list:}#{T(java.util.Collections).emptyList()}")
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private List<String> nameListWithDefaultValue;
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public CollectionsBean() {
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}
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public CollectionsBean(Set<String> strings) {
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this.nameSet = strings;
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}
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@Autowired
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public void setNameMap(Map<Integer, String> nameMap) {
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this.nameMap = nameMap;
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}
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public void printNameList() {
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System.out.println(nameList);
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}
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public void printNameSet() {
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System.out.println(nameSet);
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}
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public void printNameMap() {
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System.out.println(nameMap);
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}
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public void printBeanList() {
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System.out.println(beanList);
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}
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public void printNameListWithDefaults() {
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System.out.println(nameListWithDefaultValue);
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}
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}
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@ -1,16 +0,0 @@
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package com.baeldung.staticvalue.injection;
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import org.springframework.boot.SpringApplication;
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import org.springframework.boot.autoconfigure.SpringBootApplication;
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import org.springframework.context.annotation.PropertySource;
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@SpringBootApplication
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@PropertySource("/application.properties")
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public class Application {
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public static void main(String[] args) {
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SpringApplication.run(Application.class, args);
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}
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}
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@ -1,30 +0,0 @@
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package com.baeldung.staticvalue.injection;
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import org.springframework.beans.factory.annotation.Value;
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import org.springframework.web.bind.annotation.GetMapping;
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import org.springframework.web.bind.annotation.RestController;
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import java.util.Arrays;
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import java.util.List;
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@RestController
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public class PropertyController {
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@Value("${name}")
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private String name;
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@Value("${name}")
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private static String NAME_NULL;
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private static String NAME_STATIC;
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@Value("${name}")
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public void setNameStatic(String name){
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PropertyController.NAME_STATIC = name;
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}
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@GetMapping("/properties")
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public List<String> getProperties(){
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return Arrays.asList(this.name, NAME_STATIC, NAME_NULL) ;
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}
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}
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