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ϓϩʹͳΔͨΊͷ
4QSJOH্ڃࣝ
ג
ΫϨσΟηκϯଟాਅහ
݄
4QSJOH'FTU
1
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͜ͷηογϣϯʹ͍ͭͯ
▸ 4QSJOH্ڃऀʹඞਢͱͳΔɺ%*ίϯςφؔ࿈ͷ
ൃలతͳࣝʹ͍ͭͯղઆ͠·͢
▸ ͜ͷηογϣϯʲதڃऀ͚ʳͰ͢
▸ 4QSJOHͷ%*ίϯςφͳͲʹ͍ͭͯɺ
͋Δఔ͍ͬͯΔ͜ͱΛલఏʹղઆ͠·͢
▸ 4QSJOH#PPUΛར༻͍ͯ͠ͳ͍͜ͱΛલఏͱ͠·͢
▸ ར༻࣌ͷҧ͍ඞཁʹԠͯ͡ղઆ͠·͢
2
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͜ͷηογϣϯͷલఏࣝ
▸ 4QSJOH'FTUͷ͜ͷηογϣϯ
3
IUUQTZPVUVCF-(UEQTN.GW*
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ࣗݾհ
4
▸ ଟాਅහ !TVLF@NBTB
▸ ΫϨδοτΧʔυؔ࿈ͷ
γεςϜΛ࡞ͬͯΔ
+BWBΤϯδχΞ
▸ ݩɾݚमτϨʔφʔ
▸ +46(ελοϑ
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࣍
ᶃ %*ίϯςφͷཁ෮श
ᶄ ಉ͡ܕͷ#FBO͕ෳ͋ΔͱͲ͏ͳΔʁ
ᶅ +BWB$PO
fi
HΫϥεΛׂɾ౷߹͢Δʹʁ
ᶆ ڥʹΑͬͯ#FBOઃఆΛมߋ͢Δʹʁ
ᶇ #FBOͲ͏ͬͯ࡞ΒΕΔʁ
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࣍
ᶃ %*ίϯςφͷཁ෮श
ᶄ ಉ͡ܕͷ#FBO͕ෳ͋ΔͱͲ͏ͳΔʁ
ᶅ +BWB$PO
fi
HΫϥεΛׂɾ౷߹͢Δʹʁ
ᶆ ڥʹΑͬͯ#FBOઃఆΛมߋ͢Δʹʁ
ᶇ #FBOͲ͏ͬͯ࡞ΒΕΔʁ
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4QSJOHίϯςφΛ͍࣋ͬͯΔ
▸ ίϯςφʹΠϯελϯεͷೖΕ
▸ #FBOʹίϯςφͰཧ͞ΕͨΠϯελϯε
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ίϯςφ
#FBO #FBO #FBO
#FBO #FBO
˞ʮΠϯελϯεʯͱɺ
ɹͪΖΜ+BWBͷΠϯελϯεͷ
ɹ͜ͱͰ͢
ඞཁʹԠͯ͡
औΓग़ͯ͠͏
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#FBOΛఆٛ͢Δํ๏
ᶃ ίϯϙʔωϯτεΩϟϯ
ᶄ +BWB$PO
fi
H
ᶅ ؔܕ#FBOఆٛ ࠓճׂѪ
ᶆ 9.- ࠓճׂѪ
8
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#FBOఆٛํ๏ᶃίϯϙʔωϯτεΩϟϯ
▸ ίϯϙʔωϯτεΩϟϯ
ʹࢦఆ͞Εͨύοέʔδ͔Β@Component͕
ɹ͍ͨΫϥεΛ୳͢
▸ ݟ͚ͭͨΒΠϯελϯεԽˠίϯςφʹอଘ
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#FBOఆٛํ๏ᶃίϯϙʔωϯτεΩϟϯ
▸ ӈهͷΞϊςʔγϣϯΛ
Ϋϥεʹ͚Δͱɺ
@ComponentΛ͚ͨ
͜ͱͱಉ͡ʹͳΔ
▸ ΫϥεͷׂʹԠͯ͡
ม͑Δ
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@Repository
@Service
@Controller
@RestController
@Configuration
@ControllerAdvice
@RestControllerAdvice
ɾɾɾ
˞͜ΕΒͷΞϊςʔγϣϯͷιʔείʔυΛಡΉͱɺ
ɹ@Component͕͍͍ͯΔ͜ͱ͕͔Γ·͢
+BWB$PO
fi
H
#FBOʂ
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#FBOఆٛํ๏ᶃίϯϙʔωϯτεΩϟϯ
▸ #FBOͱ͍ͨ͠Ϋϥε
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package com.example;
@Component
public class Hoge { ... }
@Configuration
@ComponentScan(basePackages = "com.example")
public class AppConfig {}
▸ ઃఆΫϥε +BWB$PO
fi
H
@Component͕
͍ͨΫϥεΛ
୳͢ύοέʔδ
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#FBOఆٛํ๏ᶄ+BWB$PO
fi
H
▸ +BWB$PO
fi
HΫϥεʹϝιουΛ࡞͠ɺ
@BeanΛՃ͢Δ
ˠϝιουͷΓ͕#FBOʹͳΔ
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!$PNQPOFOU4DBOෆཁ
@Configuration
public class AppConfig {
@Bean
public Hoge hoge() {
return new Hoge();
}
}
!$PNQPOFOUෆཁ
public class Hoge {
...
}
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#FBO*%ͱ
▸ ֤#FBOΛࣝผ͢ΔͨΊͷ*%
▸ @ComponentͰ#FBOఆٛͨ͠߹ɺ
ʮΫϥε໊ͷ಄จࣈΛখจࣈʹͨ͠ͷʯ
͕#FBO*%
▸ @BeanͰ#FBOఆٛͨ͠߹ɺ
ϝιου໊͕#FBO*%
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#FBO*%ͱ
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@Component
public class FooBar { ... }
@Component("foo_bar")
public class FooBar { ... }
@Configuration
public class FooConfig {
@Bean
public FooBar fooBar() { ... }
@Bean(name = "foo_bar")
public FooBar fooBar2() { ... }
}
fooBar
foo_bar
fooBar
foo_bar
#FBO*%
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ίϯςφΛ࡞Δɾ#FBOΛऔಘ͢Δ
▸ +BWB$PO
fi
HΫϥεΛࢦఆͯ͠
ApplicationContext ίϯςφ
Λ࡞
▸ ίϯϙʔωϯτεΩϟϯɾ+BWB$PO
fi
HͲͪΒͰڞ௨
▸ getBean()Ͱ#FBOΛऔಘͰ͖Δ
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ίϯςφͷ࡞
ApplicationContext context =
new AnnotationConfigApplicationContext(AppConfig.class);
#FBOΛ%*ίϯςφ͔ΒऔಘʢҾཉ͍͠#FBOͷσʔλܕʣ
Hoge hoge = context.getBean(Hoge.class);
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4QSJOH#PPUͷ߹
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ApplicationContext context =
SpringApplication.run(AppConfig.class, args);
Α͘main()ϝιουʹ
ॻ͔Ε͍ͯΔॲཧͰ͢Ͷʂ
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%*
▸ ίϯετϥΫλʹ@AutowiredΛՃ͠ɺ
Ҿʹཉ͍͠#FBOΛࢦఆ
▸ ίϯςφ͕దͳ#FBOΛҾʹೖͯ͘͠ΕΔ
▸ ΫϥεʹίϯετϥΫλ͕ͭͷ߹ɺ@AutowiredলུՄ
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@Component
public class Hoge {
private final Fuga fuga;
@Autowired
public Hoge(Fuga fuga) {
this.fuga = fuga;
}
}
ίϯςφ
Hoge Fuga
%*
%*
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͍ΖΜͳ%*
▸ ίϯετϥΫλΠϯδΣΫγϣϯ
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@Component
public class Hoge {
private final Fuga fuga;
@Autowired
public Hoge(Fuga fuga) {
this.fuga = fuga;
}
}
@Component
public class Hoge {
private Fuga fuga;
@Autowired
public setFuga(Fuga fuga) {
this.fuga = fuga;
}
}
@Component
public class Hoge {
@Autowired
Fuga fuga;
}
།ҰHogeΛมߋෆೳʹ
Ͱ͖ΔͷͰ
ίϯετϥΫλ
ΠϯδΣΫγϣϯਪ
˞มߋෆೳ Πϛϡʔλϒϧ
ʹϑΟʔϧυͷΛॻෆՄೳ
▸ ϑΟʔϧυΠϯδΣΫγϣϯ
▸ ϝιουΠϯδΣΫγϣϯ
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͜ͷষͷ·ͱΊ
▸ ίϯςφʹΠϯελϯε #FBO
ͷೖΕ
▸ ίϯϙʔωϯτεΩϟϯ
▸ @ComponentͰ#FBOʹ͢ΔΫϥεΛࢦఆ
▸ @ComponentScanͰ୳͢ൣғΛࢦఆ
▸ +BWB$PO
fi
H
▸ @BeanΛՃͨ͠ϝιουͷΓ͕#FBOʹͳΔ
▸ %*
▸ ίϯετϥΫλͳͲʹ@AutowiredΛՃ
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࣍
ᶃ %*ίϯςφͷཁ෮श
ᶄ ಉ͡ܕͷ#FBO͕ෳ͋ΔͱͲ͏ͳΔʁ
ᶅ +BWB$PO
fi
HΫϥεΛׂɾ౷߹͢Δʹʁ
ᶆ ڥʹΑͬͯ#FBOઃఆΛมߋ͢Δʹʁ
ᶇ #FBOͲ͏ͬͯ࡞ΒΕΔʁ
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Ͳ͏ͳΔʁ
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@Component
public class FooImpl1 implements Foo { ... }
@Component
public class FooImpl2 implements Foo { ... }
@Component
public class Bar {
public Bar(Foo foo) { ... }
}
ܕ'PPʹ߹க͢Δ#FBO͕ͭ
ˠྫ֎ൃੜʂʂ
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ղܾํ๏
ᶃ @QualifierΛར༻
ᶄ @PrimaryΛར༻
ᶅ %*͢ΔܕΛม͑Δ
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ᶃ!2VBMJ
fi
FSΛར༻
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@Component // Bean ID"fooImpl1"
public class FooImpl1 implements Foo { ... }
@Component // Bean ID"fooImpl2"
public class FooImpl2 implements Foo { ... }
@Component
public class Bar {
private final Foo foo;
public Bar(@Qualifier("fooImpl1") Foo foo) {
...
}
}
%*͍ͨ͠#FBOͷ#FBO*%Λࢦఆ
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!2VBMJ
fi
FSͷ͏ͭͷ͍ํ
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@Retention(RUNTIME)
@Target({METHOD, TYPE, PARAMETER, FIELD})
@Qualifier
public @interface Foo1 { ... }
@Retention(RUNTIME)
@Target({METHOD, TYPE, PARAMETER, FIELD})
@Qualifier
public @interface Foo2 { ... }
▸ @QualifierΛՃͨ͠ಠࣗΞϊςʔγϣϯΛ
ͭ࡞
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!2VBMJ
fi
FSͷ͏ͭͷ͍ํ
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@Component @Foo1
public class FooImpl1 implements Foo { ... }
@Component @Foo2
public class FooImpl2 implements Foo { ... }
@Component
public class Bar {
public Bar(@Foo1 Foo foo) { ... }
}
▸ ಠࣗΞϊςʔγϣϯΛ#FBOఆٛՕॴɾ%*Օॴͷ
྆ํʹՃ
FooImpl1͕%*͞ΕΔ
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!2VBMJ
fi
FSͷ͍ॴ
▸ কདྷతʹ%*͢Δ#FBOͷܕ͕มΘΔՄೳੑ͕͋Δ
߹ɺܕͰͷ۠ผ͕͍͠߹ʹ͏
▸ #FBO*%ΛจࣈྻͰϋʔυίʔυ͢ΔΑΓɺ
ಠࣗΞϊςʔγϣϯΛ͏
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ᶄ!1SJNBSZΛར༻
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@Component @Primary
public class FooImpl1 implements Foo { ... }
@Component
public class FooImpl2 implements Foo { ... }
@Component
public class Bar {
public Bar(Foo foo) {
...
}
}
FooImpl1͕%*͞ΕΔ
ʢFooImpl2Λ%*͍ͨ͠߹
@QualifierΛར༻ʣ
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!1SJNBSZͷ͍ॴ
▸ ϓϩμΫγϣϯίʔυͰͳΔ͘Θͳ͍
▸ @QualifierͳͲͰ໌ࣔతʹࢦఆͨ͠΄͏͕ؒҧ͍͕গͳ͍
▸ ޙͰͭͷ#FBOΛՃ͢Δ͜ͱʹͳͬͨࡍɺͭͷ#FBO
͕େྔʹ͋ͬͯमਖ਼ՕॴΛগͳ͍ͨ͘͠߹க͠ํͳ͔͠
▸ ςετίʔυͰελϒΛ%*͢ΔͨΊʹ͏
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@Configuration
public class TestConfig {
@Bean @Primary
public Foo foo { return new StubFoo(); }
}
#BSͷςετ࣌ʹ
ίϨ͕%*͞ΕΔ
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ᶅ%*͢ΔܕΛม͑Δ
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@Component
public class FooImpl1 implements Foo { ... }
@Component
public class FooImpl2 implements Foo { ... }
@Component
public class Bar {
public Bar(FooImpl1 foo) {
...
}
}
%*͍ͨ͠#FBOͷܕΛ໌ࣔ
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ܕͷ͍ॴ
▸ ՄೳͳݶΓ͜ͷํ๏Λ͏
▸ Ξϊςʔγϣϯͩͱ͚ΕͷϦεΫ͕ߴ͍
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͜ͷষͷ·ͱΊ
▸ ಉ͡ܕͷ#FBO͕͋ͬͨΒ
▸ @QualifierΛར༻
▸ @PrimaryΛར༻
▸ %*͢ΔܕΛม͑Δ
▸ ՄೳͳݶΓܕͰผɻ࣍Ͱ@Qualifierɻ
@PrimaryςετͷΈɻ
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࣍
ᶃ %*ίϯςφͷཁ෮श
ᶄ ಉ͡ܕͷ#FBO͕ෳ͋ΔͱͲ͏ͳΔʁ
ᶅ +BWB$PO
fi
HΫϥεΛׂɾ౷߹͢Δʹʁ
ᶆ ڥʹΑͬͯ#FBOઃఆΛมߋ͢Δʹʁ
ᶇ #FBOͲ͏ͬͯ࡞ΒΕΔʁ
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+BWB$PO
fi
Hͷׂ
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▸ ͭͷ+BWB$PO
fi
Hʹͯ͢ͷ#FBOఆٛΛॻ͘ͱ
Ϋϥε͕ංେԽ͢Δ
ˠ+BWB$PO
fi
HΛׂ͢Δ
▸ ྫ͑ԼهͷΑ͏ʹׂ͢Δ
ᶃ 4QSJOH.7$༻$PO
fi
H
ᶄ ϏδωεϩδοΫʴτϥϯβΫγϣϯ༻$PO
fi
H
ᶅ σʔλιʔεʴ03Ϛούʔ༻$PO
fi
H
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ׂͨ͠+BWB$PO
fi
HΛͯ͢͏ํ๏
ᶃ @ImportͰ·ͱΊΔ
ᶄ ίϯϙʔωϯτεΩϟϯԼʹஔ͘
ᶅ ApplicationContextͷίϯετϥΫλʹ
ͯ͢ࢦఆ͢Δ
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ᶃ!*NQPSUͰ·ͱΊΔ
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@Import(Config2.class)
@Configuration
public class Config1 { ... }
@Configuration
public class Config2 { ... }
ApplicationContext context =
new AnnotationConfigApplicationContext(Config1.class);
$PO
fi
Hʹ$PO
fi
HΛ߹ମ
$PO
fi
HͷΈΛࢦఆ
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<ൃల>!&OBCMF9YY!*NQPSU
▸ @EnableWebMvcͳͲͷΞϊςʔγϣϯɺ
࣮@ImportͰطଘͷ+BWB$PO
fi
HΛ
߹ମ͍ͤͯ͞Δ
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ᶄίϯϙʔωϯτεΩϟϯԼʹஔ͘
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@Configuration
@ComponentScan(basePackages = "com.example")
public class Config1 { ... }
package com.example.foo;
@Configuration
public class Config2 { ... }
εΩϟϯԼʹஔ͚
ͦͷ+BWB$PO
fi
HΘΕΔ
ApplicationContext context =
new AnnotationConfigApplicationContext(Config1.class);
$PO
fi
HͷΈΛࢦఆ
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ᶅ"QQMJDBUJPO$POUFYUͷίϯετϥΫλʹ
ɹͯ͢ࢦఆ͢Δ
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ApplicationContext context =
new AnnotationConfigApplicationContext(
Config1.class, Config2.class);
@Configuration
public class Config1 { ... }
@Configuration
public class Config2 { ... }
ՄมҾͰશ+BWB$PO
fi
HΛࢦఆ
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͍ॴ
▸ ݸਓతʹ΄ͱΜͲ
ʮᶄίϯϙʔωϯτεΩϟϯʯͰࡁ·ͤΔ
▸ ಛʹ4QSJOH#PPUͷ߹
▸ ಛఆͷ+BWB$PO
fi
H͚ͩΛ͍͍ͨ߹ɺ
ίϯϙʔωϯτεΩϟϯ֎ʹ࡞ͬͯ
ʮᶃ@ImportʯΛ͏
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͜ͷষͷ·ͱΊ
▸ +BWB$PO
fi
Hదʹׂ͢Δ
▸ ׂͨ͠+BWB$PO
fi
HΛ·ͱΊΔํ๏
ᶃ @Import
ᶄ ίϯϙʔωϯτεΩϟϯ
ᶅ ApplicationContextͷҾ
▸ ΄΅ᶄίϯϙʔωϯτεΩϟϯͰࡁ·ͤͯ0,
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࣍
ᶃ %*ίϯςφͷཁ෮श
ᶄ ಉ͡ܕͷ#FBO͕ෳ͋ΔͱͲ͏ͳΔʁ
ᶅ +BWB$PO
fi
HΫϥεΛׂɾ౷߹͢Δʹʁ
ᶆ ڥʹΑͬͯ#FBOઃఆΛมߋ͢Δʹʁ
ᶇ #FBOͲ͏ͬͯ࡞ΒΕΔʁ
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ڥʹΑͬͯ#FBOΛΓସ͍͑ͨʂ
▸ ྫɿDataSourceΛςετڥͱຊ൪ڥͰସ
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@Configuration
public class AppConfig {
@Bean
public DataSource testDataSource() {
return ΈࠐΈσʔλϕʔε;
}
@Bean
public DataSource productionDataSource() {
return APαʔόʔ͔Βऔಘͨ͠σʔλιʔε;
}
}
͜ͷ··ͩͱDataSourceͷ
%*࣌ʹ࣮ߦ࣌ྫ֎
͜ͷ··ͩͱDataSourceͷ
%*࣌ʹ࣮ߦ࣌ྫ֎
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ϓϩϑΝΠϧΛ͏
▸ ϓϩϑΝΠϧʹ#FBOͷάϧʔϓ
▸ @ProfileͰҙͷϓϩϑΝΠϧ໊Λࢦఆ
▸ ڥมSPRING_PROFILES_ACTIVEͰ
࣮ߦ࣌ͷϓϩϑΝΠϧΛࢦఆ
ˠࢦఆͨ͠ϓϩϑΝΠϧͷ#FBO͕༗ޮԽ͞ΕΔ
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ϓϩϑΝΠϧΛ͏
44
@Configuration
public class AppConfig {
@Bean @Profile("test")
public DataSource testDataSource() { ... }
@Bean @Profile("production")
public DataSource productionDataSource() { ... }
}
$ export SPRING_PROFILES_ACTIVE=test
$ mvn compile exec:java -DmainClass=com.example.Main
testDataSourceͷΈ
༗ޮԽ͞ΕΔ
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ϓϩϑΝΠϧΛ͏
45
@Configuration
@Profile("test")
public class TestConfig {
@Bean
public DataSource testDataSource() { ... }
}
@Configuration
@Profile("production")
public class ProductionConfig {
@Bean
public DataSource productionDataSource() { ... }
}
▸ +BWB$PO
fi
Hʹ@ProfileΛՃͰ͖Δ
࣮ߦ࣌ʹUFTUϓϩϑΝΠϧ
ࢦఆͰ༗ޮԽ͞ΕΔ
࣮ߦ࣌ʹQSPEVDUJPOϓϩϑΝΠϧ
ࢦఆͰ༗ޮԽ͞ΕΔ
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ओͳ࣮ߦ࣌ϓϩϑΝΠϧࢦఆํ๏
ᶃ +6OJUςετ
▸ @ActiveProfiles("test")
ᶄ +7.γεςϜϓϩύςΟ
▸ java -Dspring.profiles.active=test ...
ᶅ ڥม
▸ export SPRING_PROFILES_ACTIVE=test
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ߴ
༏ઌॱҐ
※શͯͷํ๏ͰෳͷϓϩϑΝΠϧ໊ΛࢦఆՄೳʢΧϯϚ۠Γʣ
ଟ༻͢ΔͱNWOUFTUͰͷ
ςετ࣮ߦ͕࣌ؒ͘ͳΔͷͰҙ
%*ίϯςφ͕࠶࡞͞ΕΔͨΊ
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ϓϩϑΝΠϧͷҙ
▸ ϓϩϑΝΠϧʹଐ͍ͯ͠ͳ͍#FBO
࣮ߦ࣌ʹͲͷϓϩϑΝΠϧΛࢦఆͯ͠
༗ޮԽ͞ΕΔ
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@Configuration
public class AppConfig {
@Bean
public Sample sample() { ... }
@Bean
@Profile("test")
public Sample testSample() { ... }
}
͜ͷ#FBOͲΜͳϓϩϑΝΠϧΛ
ࢦఆͯ͠ΘΕΔ
͜ͷ#FBOUFTUϓϩϑΝΠϧ
ࢦఆ࣌ͷΈΘΕΔ
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ϓϩύςΟϑΝΠϧ͔ΒઃఆΛऔಘ
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@Configuration
@PropertySource("classpath:/sample.properties")
public class AppConfig { ... }
# src/main/resources/sample.properties
sample.message=Hello!
@Component
public class Sample {
public Sample(
@Value("${sample.message}") String message) {
...
}
}
\ϓϩύςΟ໊^Ͱऔಘ
͜ͷ߹ɺΫϥεύε্ͷઈରύε
fi
MFIUUQར༻Մೳ
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!7BMVFͰΛऔಘͰ͖Δओͳॴ
ᶃ XFCYNMͷcontext-param
ᶄ +7.γεςϜϓϩύςΟ
▸ java -Dxxx=yyy
ᶅ ڥม
ᶆ ϓϩύςΟϑΝΠϧ
49
ߴ
༏ઌॱҐ
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ϓϩϑΝΠϧͰϓϩύςΟϑΝΠϧΛΓସ͑Δ
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@Configuration
@PropertySource(
"classpath:/sample-${SPRING_PROFILES_ACTIVE}.properties"
)
public class AppConfig { ... }
# src/main/resources/sample-test.properties
sample.message=Hello Test!
# src/main/resources/sample-production.properties
sample.message=Hello Production!
$ export SPRING_PROFILES_ACTIVE=test
$ mvn compile exec:java -DmainClass=com.example.Main
Hello Test!
ϑΝΠϧ໊ʹϓϨʔεϗϧμʔΛؚΊΔ
4QSJOH#PPUͰඞཁͷແ͍ςΫχοΫ ޙड़
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4QSJOH#PPUͷ߹
▸ ઃఆͯ͢BQQMJDBUJPOQSPQFSUJFTʹॻ͘
▸ ಛఆͷϓϩϑΝΠϧͰͷΈར༻͢Δઃఆ
BQQMJDBUJPOϓϩϑΝΠϧ໊QSPQFSUJFTʹॻ͘
▸ ྫɿBQQMJDBUJPOUFTUQSPQFSUJFT
ɹɹBQQMJDBUJPOQSPEVDUJPOQSPQFSUJFT
▸ BQQMJDBUJPOQSPQFSUJFTͷɺ
ϓϩϑΝΠϧࢦఆͷ༗ແʹؔΘΒͣඞͣΘΕΔ
▸ BQQMJDBUJPOQSPQFSUJFTͱ
BQQMJDBUJPOϓϩϑΝΠϧ໊QSPQFSUJFTʹಉ໊ͷઃఆ͕͋ͬͨΒɺ
ޙऀͷͷ͕ΘΕΔ
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@PropertySource
ෆཁ
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4QSJOH#PPUͷ߹
▸ 3FMBYFE#JOEJOH
▸ BQQMJDBUJPOQSPQFSUJFTͷfoo.barΛ
ڥมͷFOO_BARͰ্ॻ͖Մೳ
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4QSJOH#PPUͷ߹
▸ ϓϩύςΟ
ͷ༏ઌॱҐ
͕ܾ·ͬͯ
͍Δ
53
https://docs.spring.io/spring-boot/docs/current/reference/htmlsingle/#features.external-con
fi
g ΑΓҾ༻
ߴ
༏ઌॱҐ
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͜ͷষͷ·ͱΊ
▸ @ProfileͰ#FBOΛάϧʔϓԽͰ͖Δ
▸ ࣮ߦ࣌ϓϩϑΝΠϧ໊ͷࢦఆํ๏͍Ζ͍Ζ
▸ @ActiveProfilesɺ-Dspring.profiles.activeɺ
ڥมSPRING_PROFILES_ACTIVE
▸ ϓϩύςΟϑΝΠϧ@PropertySourceͰࢦఆ
▸ ϑΝΠϧ໊ʹϓϨʔεϗϧμʔΛࢦఆ͢Δ͜ͱͰڥͰͷସՄೳ
▸ 4QSJOH#PPUͰBQQMJDBUJPOQSPQFSUJFTʹઃఆΛॻ͘
▸ 3FMBYFE#JOEJOHઃఆͷ༏ઌॱҐ͓֮͑ͯ͘
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࣍
ᶃ %*ίϯςφͷཁ෮श
ᶄ ಉ͡ܕͷ#FBO͕ෳ͋ΔͱͲ͏ͳΔʁ
ᶅ +BWB$PO
fi
HΫϥεΛׂɾ౷߹͢Δʹʁ
ᶆ ڥʹΑͬͯ#FBOઃఆΛมߋ͢Δʹʁ
ᶇ #FBOͲ͏ͬͯ࡞ΒΕΔʁ
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#FBOͷੜϓϩηε
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ᶃ#FBOҰཡදΛͭ͘Δ
ᶄ#FBOͷίϯετϥΫλΛ࣮ߦ͢Δ
ᶅ#FBOʹޙॲཧΛߦ͏
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ᶃ#FBOҰཡදΛ࡞Δ
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Ϋϥε໊ ID είʔϓ Ԇ ґଘઌID
com.Foo foo singleton false (ͳ͠)
com.Bar bar prototype true foo
ɾɾɾ ɾɾɾ ɾɾɾ ɾɾɾ ɾɾɾ
※͜ͷදΠϝʔδͰ͢ɻਖ਼֬ͳͷͰ͋Γ·ͤΜɻ
▸ 👇ͷΑ͏ͳදΛ࡞Δ
▸ ࣮ମ
org.springframework.beans.factory.config.BeanDefinition
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ᶃ#FBOҰཡදΛ࡞Δ
▸ Ұཡද࡞ͷͨΊʹߦ͏͜ͱ
ίϯϙʔωϯτεΩϟϯ
+BWB$PO
fi
HΫϥεͷ@Beanϝιουఆٛͷ֬ೝ
▸ ͜ͷ࣌Ͱɺ
·ͩΠϯελϯεੜ͞Εͳ͍ʂ
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ᶃ#FBOҰཡදΛ࡞Δ
▸ #FBOҰཡද࡞ޙɺBeanFactoryPostProcessor͕
දͷҰ෦ΛແཧΓॻ͖͑Δ
▸ ओͳྫ
▸ PropertySourcesPlaceholderConfigurer
▸ @Valueͷ෦ΛϓϩύςΟ͔ΒಡΜͩͷʹஔ͖͑Δ
▸ LazyInitializationBeanFactoryPostProcessor
▸ 4QSJOH#PPUͷػೳʢspring.main.lazy-initialization=trueʣ
▸ શ#FBOͷ<Ԇ>ΛUSVFʹ͢Δ
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ΠϯλϑΣʔε
࣮Ϋϥε
࣮Ϋϥε
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ᶄ#FBOͷίϯετϥΫλΛ࣮ߦ͢Δ
▸ #FBOҰཡදʹج͍ͮͯɺ
ίϯετϥΫλͰΠϯελϯεΛੜ͢Δ
▸ ͜ͷࡍɺίϯετϥΫλΠϯδΣΫγϣϯߦΘΕΔ
▸ Πϯελϯεੜɺґଘؔʹج͍ͮͯ
ਖ਼͍͠ॱ൪Ͱ࣮ߦ͞ΕΔ
▸ ྫɿ"͕#ʹґଘ͢Δˠ#ΛઌʹΠϯελϯεੜ͢Δ
▸ ϑΟʔϧυΠϯδΣΫγϣϯͱ
ϝιουΠϯδΣΫγϣϯɺ·ͩߦΘΕͳ͍ʂ
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ᶅ#FBOʹޙॲཧΛߦ͏
▸ BeanPostProcessor͕#FBOΠϯελϯεʹޙॲཧΛࢪ͢
▸ ओͳྫ
▸ AutowiredAnnotationBeanPostProcessor
▸ ϑΟʔϧυΠϯδΣΫγϣϯͱϝιουΠϯδΣΫγϣϯΛߦ͏
▸ CommonAnnotationBeanPostProcessor
▸ @PostConstruct͕Ճ͞ΕͨϝιουΛ࣮ߦ͢Δ
▸ AbstractAutoProxyCreator
▸ "01ͷͨΊͷϓϩΩγΠϯελϯεΛ࡞͢Δ
61
ΠϯλϑΣʔε
࣮Ϋϥε
࣮Ϋϥε
࣮Ϋϥε
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ิ
▸ BeanFactoryPostProcessorɾ
BeanPostProcessorΛࣗ࡞͢Δ͜ͱك
▸ ֶशతͳΒΞϦ
▸ ੜϓϩηεΛ͍ͬͯΕɺڽͬͨ͜ͱΛ
͢ΔࡍͷτϥϒϧΛղܾͰ͖Δ͔
▸ ྫɿ#FBOੜॲཧʹ"01Λ͔͚ΒΕͳ͍
ɹɹʢ·ͩϓϩΩγ͕࡞ΒΕΔલ͔ͩΒʣ
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͜ͷষͷ·ͱΊ
ᶃ #FBOҰཡදΛ࡞Δ
▸ ҰཡදΛ࡞ޙɺBeanFactoryPostProcessor͕ҰཡදͷҰ෦Λ
ॻ͖͑Δ
ᶄ #FBOͷίϯετϥΫλΛ࣮ߦ͢Δ
▸ ίϯετϥΫλΠϯδΣΫγϣϯߦΘΕΔ
ᶅ #FBOʹޙॲཧΛߦ͏
▸ BeanPostProcessor͕ϑΟʔϧυΠϯδΣΫγϣϯɾϝιουΠϯ
δΣΫγϣϯɾ@PostConstructͷ࣮ߦɾϓϩΩγͷ࡞ͳͲΛߦ͏
63
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࠷ޙͷ·ͱΊ
▸ ಉ͡ܕͷ#FBO@Qualifierɾ@Primaryɾ
αϒΫϥεܕͳͲͰผͰ͖Δ
▸ ׂͨ͠+BWB$PO
fi
H@Import
ίϯϙʔωϯτεΩϟϯͰ౷߹͢Δ
▸ ઃఆ#FBOΛڥ͝ͱʹ͍͚Δʹ
ϓϩϑΝΠϧΛར༻͢Δ
▸ #FBOͷੜϓϩηε
ᶃҰཡද࡞ˠᶄίϯετϥΫλ࣮ߦˠᶅޙॲཧ
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ߋͳΔֶशͷͨΊʹ
▸ 4QSJOHపఈೖʢᠳӭࣾʣ
▸ IUUQTXXXTIPFJTIBDPKQCPPLEFUBJM
▸ 4QSJOHެࣜϦϑΝϨϯεʢಛʹ$PSFͷ෦ʣ
▸ <ӳޠ>IUUQTEPDTTQSJOHJPTQSJOHGSBNFXPSL
EPDTDVSSFOUSFGFSFODFIUNMJOEFYIUNM
▸ <ຊޠ>IUUQTTQSJOHQMFJBEFTJPTQSJOH
GSBNFXPSLEPDTDVSSFOUSFGFSFODFIUNM
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▸ ͜ͷηογϣϯ͕
ະདྷͷ4QSJOHϓϩϑΣογϣφϧͷ
͓ʹཱͯΕخ͍͠Ͱ͢ʂ
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