diff options
Diffstat (limited to 'spring-framework/04-basic-no-xml')
5 files changed, 105 insertions, 0 deletions
diff --git a/spring-framework/04-basic-no-xml/.gitignore b/spring-framework/04-basic-no-xml/.gitignore new file mode 100644 index 0000000..ec4e05e --- /dev/null +++ b/spring-framework/04-basic-no-xml/.gitignore @@ -0,0 +1,9 @@ +# Eclipse +bin +.settings +.metadata +.classpath +.project + +# Maven +target diff --git a/spring-framework/04-basic-no-xml/pom.xml b/spring-framework/04-basic-no-xml/pom.xml new file mode 100644 index 0000000..90e9939 --- /dev/null +++ b/spring-framework/04-basic-no-xml/pom.xml @@ -0,0 +1,16 @@ +<project xmlns="http://maven.apache.org/POM/4.0.0" + xmlns:xsi="http://www.w3.org/2001/XMLSchema-instance" + xsi:schemaLocation="http://maven.apache.org/POM/4.0.0 http://maven.apache.org/xsd/maven-4.0.0.xsd"> + <modelVersion>4.0.0</modelVersion> + + <parent> + <groupId>com.example.spring</groupId> + <artifactId>base-config</artifactId> + <version>0.0.1-SNAPSHOT</version> + <relativePath>../00-config</relativePath> + </parent> + + <artifactId>basic-no-xml</artifactId> + <packaging>jar</packaging> + +</project> diff --git a/spring-framework/04-basic-no-xml/src/main/java/com/example/spring/App.java b/spring-framework/04-basic-no-xml/src/main/java/com/example/spring/App.java new file mode 100644 index 0000000..14c2599 --- /dev/null +++ b/spring-framework/04-basic-no-xml/src/main/java/com/example/spring/App.java @@ -0,0 +1,39 @@ +package com.example.spring; + +import org.springframework.context.ApplicationContext; +import org.springframework.context.annotation.AnnotationConfigApplicationContext; +import org.springframework.context.annotation.ComponentScan; +import org.springframework.context.annotation.Configuration; + +@Configuration +@ComponentScan(basePackages = "com.example.spring") +public class App { + + public static void main(String[] args) { + + @SuppressWarnings("resource") + ApplicationContext ctx = + new AnnotationConfigApplicationContext(App.class); + + MathsUser mathsUser = ctx.getBean(MathsUser.class); + + mathsUser.doTask(); + + } + + // Another way + public static void main2(String[] args) { + + + @SuppressWarnings("resource") + AnnotationConfigApplicationContext ctx = + new AnnotationConfigApplicationContext(); + ctx.scan("com.example.spring"); + ctx.refresh(); + + MathsUser mathsUser = ctx.getBean(MathsUser.class); + + mathsUser.doTask(); + + } +} diff --git a/spring-framework/04-basic-no-xml/src/main/java/com/example/spring/Maths.java b/spring-framework/04-basic-no-xml/src/main/java/com/example/spring/Maths.java new file mode 100644 index 0000000..8825be7 --- /dev/null +++ b/spring-framework/04-basic-no-xml/src/main/java/com/example/spring/Maths.java @@ -0,0 +1,24 @@ +package com.example.spring; + +import org.springframework.beans.factory.annotation.Value; +import org.springframework.stereotype.Component; + +@Component +public class Maths { + + @Value("10") + private int b; + + public int getB() { + return b; + } + + public void setB(int b) { + this.b = b; + } + + + public int add(int a) { + return a + b; + } +} diff --git a/spring-framework/04-basic-no-xml/src/main/java/com/example/spring/MathsUser.java b/spring-framework/04-basic-no-xml/src/main/java/com/example/spring/MathsUser.java new file mode 100644 index 0000000..90a448d --- /dev/null +++ b/spring-framework/04-basic-no-xml/src/main/java/com/example/spring/MathsUser.java @@ -0,0 +1,17 @@ +package com.example.spring; + +import org.springframework.beans.factory.annotation.Autowired; +import org.springframework.stereotype.Component; + +@Component +public class MathsUser { + + @Autowired + private Maths maths; + + public void doTask() { + int result = maths.add(10); + + System.out.println(result); + } +} |