Commit0876516

committed

Spring Java annotation based DI

1 parentcdda6c2 commit0876516Copy full SHA for 0876516

File tree

+101

-0

lines changed

+101

-0

lines changed

Lines changed: 16 additions & 0 deletions

Original file line number	Diff line number	Diff line change
`@@ -0,0 +1,16 @@`
	`1`	`+packagespring_java_annotation_based_di;`
	`2`	`+`
	`3`	`+importorg.springframework.beans.factory.annotation.Configurable;`
	`4`	`+importorg.springframework.context.annotation.Bean;`
	`5`	`+`
	`6`	`+importcommon.Gospel1;`
	`7`	`+`
	`8`	`+@Configurable`
	`9`	`+publicclassGospel1Config {`
	`10`	`+`
	`11`	`+@Bean`
	`12`	`+publicGospel1gospel1() {`
	`13`	`+System.out.println("Gospel1Config.java is getting called now.");`
	`14`	`+returnnewGospel1();`
	`15`	`+ }`
	`16`	`+}`

Lines changed: 21 additions & 0 deletions

Original file line number	Diff line number	Diff line change
`@@ -0,0 +1,21 @@`
	`1`	`+packagespring_java_annotation_based_di;`
	`2`	`+`
	`3`	`+importorg.springframework.context.annotation.Bean;`
	`4`	`+importorg.springframework.context.annotation.Configuration;`
	`5`	`+`
	`6`	`+importcommon.HelloWorld;`
	`7`	`+`
	`8`	`+/**`
	`9`	`+ * This is to demo java-annotation-based Spring configuration/dependency`
	`10`	`+ * Injection.`
	`11`	`+ */`
	`12`	`+`
	`13`	`+@Configuration`
	`14`	`+publicclassHelloWorldConfig {`
	`15`	`+`
	`16`	`+@Bean`
	`17`	`+publicHelloWorldhelloWorld() {`
	`18`	`+System.out.println("HelloWorldConfig.java is getting called now.");`
	`19`	`+returnnewHelloWorld();`
	`20`	`+ }`
	`21`	`+}`

Lines changed: 34 additions & 0 deletions

Original file line number	Diff line number	Diff line change
`@@ -0,0 +1,34 @@`
	`1`	`+packagespring_java_annotation_based_di;`
	`2`	`+`
	`3`	`+importorg.springframework.context.annotation.AnnotationConfigApplicationContext;`
	`4`	`+`
	`5`	`+importcommon.Gospel1;`
	`6`	`+importcommon.HelloWorld;`
	`7`	`+importcommon.TextEditor;`
	`8`	`+`
	`9`	`+/**`
	`10`	`+ * This is to demo java-annotation-based Spring configuration/dependency`
	`11`	`+ * Injection.`
	`12`	`+ */`
	`13`	`+publicclassMainAppForDemoJavaAnnotationBasedDI {`
	`14`	`+`
	`15`	`+publicstaticvoidmain(String[]args) {`
	`16`	`+AnnotationConfigApplicationContextctx =newAnnotationConfigApplicationContext();`
	`17`	`+`
	`18`	`+ctx.register(Gospel1Config.class,TextEditorConfig.class,`
	`19`	`+HelloWorldConfig.class);`
	`20`	`+ctx.refresh();`
	`21`	`+`
	`22`	`+Gospel1luke =ctx.getBean(Gospel1.class);`
	`23`	`+luke.setReflection("Gospel 1 is the book of Luke!");`
	`24`	`+System.out.println(luke.getReflection());`
	`25`	`+`
	`26`	`+TextEditorte =ctx.getBean(TextEditor.class);`
	`27`	`+te.spellCheck();`
	`28`	`+`
	`29`	`+HelloWorldhw =ctx.getBean(HelloWorld.class);`
	`30`	`+`
	`31`	`+System.out.println("The program ends!");`
	`32`	`+ }`
	`33`	`+`
	`34`	`+}`

Lines changed: 30 additions & 0 deletions

Original file line number	Diff line number	Diff line change
`@@ -0,0 +1,30 @@`
	`1`	`+packagespring_java_annotation_based_di;`
	`2`	`+`
	`3`	`+importorg.springframework.beans.factory.annotation.Configurable;`
	`4`	`+importorg.springframework.context.annotation.Bean;`
	`5`	`+`
	`6`	`+importcommon.SpellChecker;`
	`7`	`+importcommon.TextEditor;`
	`8`	`+`
	`9`	`+@Configurable`
	`10`	`+publicclassTextEditorConfig {`
	`11`	`+`
	`12`	`+// @Bean`
	`13`	`+// public TextEditor textEditor() {`
	`14`	`+// return new TextEditor();`
	`15`	`+// }`
	`16`	`+`
	`17`	`+@Bean`
	`18`	`+publicTextEditortextEditor() {`
	`19`	`+System.out`
	`20`	`+ .println("TextEditorConfig.java is getting called now and it's inside textEditor() method now.");`
	`21`	`+returnnewTextEditor(spellChecker());`
	`22`	`+ }`
	`23`	`+`
	`24`	`+@Bean`
	`25`	`+publicSpellCheckerspellChecker() {`
	`26`	`+System.out`
	`27`	`+ .println("TextEditorConfig.java is getting called now and it's inside spellChecker() method now.");`
	`28`	`+returnnewSpellChecker();`
	`29`	`+ }`
	`30`	`+}`

Comments

(0)