Use configuration avoidance APIs in Gradle plugin's docs

Closes gh-30056

spring-boot-project/spring-boot-tools/spring-boot-gradle-plugin/src/docs/gradle/getting-started/typical-plugins.gradle.kts

@@ -7,7 +7,7 @@ plugins {
 apply(plugin = "io.spring.dependency-management")
 // end::apply[]
 
-task("verify") {
+tasks.register("verify") {
 	doLast {
 		project.plugins.getPlugin(JavaPlugin::class)
 		project.plugins.getPlugin(io.spring.gradle.dependencymanagement.DependencyManagementPlugin::class)

spring-boot-project/spring-boot-tools/spring-boot-gradle-plugin/src/docs/gradle/managing-dependencies/custom-version.gradle.kts

@@ -26,7 +26,7 @@ the<DependencyManagementExtension>().apply {
 	}
 }
 
-task("slf4jVersion") {
+tasks.register("slf4jVersion") {
 	doLast {
 		println(project.the<DependencyManagementExtension>().managedVersions["org.slf4j:slf4j-api"])
 	}

spring-boot-project/spring-boot-tools/spring-boot-gradle-plugin/src/docs/gradle/packaging/boot-build-image-builder.gradle

@@ -3,18 +3,18 @@ plugins {
 	id 'org.springframework.boot' version '{gradle-project-version}'
 }
 
-bootJar {
+tasks.named("bootJar") {
 	mainClass = 'com.example.ExampleApplication'
 }
 
 // tag::builder[]
-bootBuildImage {
+tasks.named("bootBuildImage") {
 	builder = "mine/java-cnb-builder"
 	runImage = "mine/java-cnb-run"
 }
 // end::builder[]
 
-task bootBuildImageBuilder {
+tasks.register("bootBuildImageBuilder") {
 	doFirst {
 		println("builder=${tasks.bootBuildImage.builder}")
 		println("runImage=${tasks.bootBuildImage.runImage}")

spring-boot-project/spring-boot-tools/spring-boot-gradle-plugin/src/docs/gradle/packaging/boot-build-image-builder.gradle.kts

@@ -6,12 +6,12 @@ plugins {
 	id("org.springframework.boot") version "{gradle-project-version}"
 }
 
-tasks.getByName<BootJar>("bootJar") {
+tasks.named<BootJar>("bootJar") {
 	mainClass.set("com.example.ExampleApplication")
 }
 
 // tag::builder[]
-tasks.getByName<BootBuildImage>("bootBuildImage") {
+tasks.named<BootBuildImage>("bootBuildImage") {
 	builder = "mine/java-cnb-builder"
 	runImage = "mine/java-cnb-run"
 }

spring-boot-project/spring-boot-tools/spring-boot-gradle-plugin/src/docs/gradle/packaging/boot-build-image-buildpacks.gradle

@@ -4,12 +4,12 @@ plugins {
 }
 
 // tag::buildpacks[]
-bootBuildImage {
+tasks.named("bootBuildImage") {
 	buildpacks = ["file:///path/to/example-buildpack.tgz", "urn:cnb:builder:paketo-buildpacks/java"]
 }
 // end::buildpacks[]
 
-task bootBuildImageBuildpacks {
+tasks.register("bootBuildImageBuildpacks") {
 	doFirst {
 		bootBuildImage.buildpacks.each { reference -> println "$reference" }
 	}

spring-boot-project/spring-boot-tools/spring-boot-gradle-plugin/src/docs/gradle/packaging/boot-build-image-buildpacks.gradle.kts

@@ -6,7 +6,7 @@ plugins {
 }
 
 // tag::buildpacks[]
-tasks.getByName<BootBuildImage>("bootBuildImage") {
+tasks.named<BootBuildImage>("bootBuildImage") {
 	buildpacks = listOf("file:///path/to/example-buildpack.tgz", "urn:cnb:builder:paketo-buildpacks/java")
 }
 // end::buildpacks[]

spring-boot-project/spring-boot-tools/spring-boot-gradle-plugin/src/docs/gradle/packaging/boot-build-image-docker-auth-token.gradle

@@ -3,12 +3,12 @@ plugins {
 	id 'org.springframework.boot' version '{gradle-project-version}'
 }
 
-bootJar {
+tasks.named("bootJar") {
 	mainClass = 'com.example.ExampleApplication'
 }
 
 // tag::docker-auth-token[]
-bootBuildImage {
+tasks.named("bootBuildImage") {
 	docker {
 		builderRegistry {
 			token = "9cbaf023786cd7..."
@@ -17,7 +17,7 @@ bootBuildImage {
 }
 // end::docker-auth-token[]
 
-task bootBuildImageDocker {
+tasks.register("bootBuildImageDocker") {
 	doFirst {
 		println("token=${tasks.bootBuildImage.docker.builderRegistry.token}")
 	}

spring-boot-project/spring-boot-tools/spring-boot-gradle-plugin/src/docs/gradle/packaging/boot-build-image-docker-auth-token.gradle.kts

@@ -6,12 +6,12 @@ plugins {
 	id("org.springframework.boot") version "{gradle-project-version}"
 }
 
-tasks.getByName<BootJar>("bootJar") {
+tasks.named<BootJar>("bootJar") {
 	mainClass.set("com.example.ExampleApplication")
 }
 
 // tag::docker-auth-token[]
-tasks.getByName<BootBuildImage>("bootBuildImage") {
+tasks.named<BootBuildImage>("bootBuildImage") {
 	docker {
 		builderRegistry {
 			token = "9cbaf023786cd7..."

spring-boot-project/spring-boot-tools/spring-boot-gradle-plugin/src/docs/gradle/packaging/boot-build-image-docker-auth-user.gradle

@@ -3,12 +3,12 @@ plugins {
 	id 'org.springframework.boot' version '{gradle-project-version}'
 }
 
-bootJar {
+tasks.named("bootJar") {
 	mainClass = 'com.example.ExampleApplication'
 }
 
 // tag::docker-auth-user[]
-bootBuildImage {
+tasks.named("bootBuildImage") {
 	docker {
 		builderRegistry {
 			username = "user"
@@ -20,7 +20,7 @@ bootBuildImage {
 }
 // end::docker-auth-user[]
 
-task bootBuildImageDocker {
+tasks.register("bootBuildImageDocker") {
 	doFirst {
 		println("username=${tasks.bootBuildImage.docker.builderRegistry.username}")
 		println("password=${tasks.bootBuildImage.docker.builderRegistry.password}")

spring-boot-project/spring-boot-tools/spring-boot-gradle-plugin/src/docs/gradle/packaging/boot-build-image-docker-auth-user.gradle.kts

@@ -6,12 +6,12 @@ plugins {
 	id("org.springframework.boot") version "{gradle-project-version}"
 }
 
-tasks.getByName<BootJar>("bootJar") {
+tasks.named<BootJar>("bootJar") {
 	mainClass.set("com.example.ExampleApplication")
 }
 
 // tag::docker-auth-user[]
-tasks.getByName<BootBuildImage>("bootBuildImage") {
+tasks.named<BootBuildImage>("bootBuildImage") {
 	docker {
 		builderRegistry {
 			username = "user"

spring-boot-project/spring-boot-tools/spring-boot-gradle-plugin/src/docs/gradle/packaging/boot-build-image-docker-host.gradle

@@ -3,12 +3,12 @@ plugins {
 	id 'org.springframework.boot' version '{gradle-project-version}'
 }
 
-bootJar {
+tasks.named("bootJar") {
 	mainClass = 'com.example.ExampleApplication'
 }
 
 // tag::docker-host[]
-bootBuildImage {
+tasks.named("bootBuildImage") {
 	docker {
 		host = "tcp://192.168.99.100:2376"
 		tlsVerify = true
@@ -17,7 +17,7 @@ bootBuildImage {
 }
 // end::docker-host[]
 
-task bootBuildImageDocker {
+tasks.register("bootBuildImageDocker") {
 	doFirst {
 		println("host=${tasks.bootBuildImage.docker.host}")
 		println("tlsVerify=${tasks.bootBuildImage.docker.tlsVerify}")

spring-boot-project/spring-boot-tools/spring-boot-gradle-plugin/src/docs/gradle/packaging/boot-build-image-docker-host.gradle.kts

@@ -6,12 +6,12 @@ plugins {
 	id("org.springframework.boot") version "{gradle-project-version}"
 }
 
-tasks.getByName<BootJar>("bootJar") {
+tasks.named<BootJar>("bootJar") {
 	mainClass.set("com.example.ExampleApplication")
 }
 
 // tag::docker-host[]
-tasks.getByName<BootBuildImage>("bootBuildImage") {
+tasks.named<BootBuildImage>("bootBuildImage") {
 	docker {
 		host = "tcp://192.168.99.100:2376"
 		isTlsVerify = true

spring-boot-project/spring-boot-tools/spring-boot-gradle-plugin/src/docs/gradle/packaging/boot-build-image-env-proxy.gradle

@@ -4,7 +4,7 @@ plugins {
 }
 
 // tag::env[]
-bootBuildImage {
+tasks.named("bootBuildImage") {
 	environment = [
 			"HTTP_PROXY" : "http://proxy.example.com",
 			"HTTPS_PROXY": "https://proxy.example.com"
@@ -12,7 +12,7 @@ bootBuildImage {
 }
 // end::env[]
 
-task bootBuildImageEnvironment {
+tasks.register("bootBuildImageEnvironment") {
 	doFirst {
 		bootBuildImage.environment.each { name, value -> println "$name=$value" } 		
 	}

spring-boot-project/spring-boot-tools/spring-boot-gradle-plugin/src/docs/gradle/packaging/boot-build-image-env-proxy.gradle.kts

@@ -6,7 +6,7 @@ plugins {
 }
 
 // tag::env[]
-tasks.getByName<BootBuildImage>("bootBuildImage") {
+tasks.named<BootBuildImage>("bootBuildImage") {
 	environment = mapOf("HTTP_PROXY" to "http://proxy.example.com",
 						"HTTPS_PROXY" to "https://proxy.example.com")
 }

spring-boot-project/spring-boot-tools/spring-boot-gradle-plugin/src/docs/gradle/packaging/boot-build-image-env-runtime.gradle

@@ -3,12 +3,12 @@ plugins {
 	id 'org.springframework.boot' version '{gradle-project-version}'
 }
 
-bootJar {
+tasks.named("bootJar") {
 	mainClass = 'com.example.ExampleApplication'
 }
 
 // tag::env-runtime[]
-bootBuildImage {
+tasks.named("bootBuildImage") {
 	environment = [
 			"BPE_DELIM_JAVA_TOOL_OPTIONS" : " ",
 			"BPE_APPEND_JAVA_TOOL_OPTIONS" : "-XX:+HeapDumpOnOutOfMemoryError"
@@ -16,7 +16,7 @@ bootBuildImage {
 }
 // end::env-runtime[]
 
-task bootBuildImageEnvironment {
+tasks.register("bootBuildImageEnvironment") {
 	doFirst {
 		bootBuildImage.environment.each { name, value -> println "$name=$value" }
 	}

spring-boot-project/spring-boot-tools/spring-boot-gradle-plugin/src/docs/gradle/packaging/boot-build-image-env-runtime.gradle.kts

@@ -6,7 +6,7 @@ plugins {
 }
 
 // tag::env-runtime[]
-tasks.getByName<BootBuildImage>("bootBuildImage") {
+tasks.named<BootBuildImage>("bootBuildImage") {
 	environment = mapOf(
 		"BPE_DELIM_JAVA_TOOL_OPTIONS" to " ",
 		"BPE_APPEND_JAVA_TOOL_OPTIONS" to "-XX:+HeapDumpOnOutOfMemoryError"

spring-boot-project/spring-boot-tools/spring-boot-gradle-plugin/src/docs/gradle/packaging/boot-build-image-env.gradle

@@ -4,12 +4,12 @@ plugins {
 }
 
 // tag::env[]
-bootBuildImage {
+tasks.named("bootBuildImage") {
 	environment = ["BP_JVM_VERSION" : "8.*"]
 }
 // end::env[]
 
-task bootBuildImageEnvironment {
+tasks.register("bootBuildImageEnvironment") {
 	doFirst {
 		bootBuildImage.environment.each { name, value -> println "$name=$value" }
 	}

spring-boot-project/spring-boot-tools/spring-boot-gradle-plugin/src/docs/gradle/packaging/boot-build-image-env.gradle.kts

@@ -6,7 +6,7 @@ plugins {
 }
 
 // tag::env[]
-tasks.getByName<BootBuildImage>("bootBuildImage") {
+tasks.named<BootBuildImage>("bootBuildImage") {
 	environment = mapOf("BP_JVM_VERSION" to "8.*")
 }
 // end::env[]

spring-boot-project/spring-boot-tools/spring-boot-gradle-plugin/src/docs/gradle/packaging/boot-build-image-name.gradle

@@ -4,13 +4,13 @@ plugins {
 }
 
 // tag::image-name[]
-bootBuildImage {
+tasks.named("bootBuildImage") {
 	imageName = "example.com/library/${project.name}"
 }
 // end::image-name[]
 
-task bootBuildImageName {
+tasks.register("bootBuildImageName") {
-    doFirst {
+	doFirst {
-        println(tasks.bootBuildImage.imageName)
+		println(tasks.bootBuildImage.imageName)
-    }
+	}
 }

spring-boot-project/spring-boot-tools/spring-boot-gradle-plugin/src/docs/gradle/packaging/boot-build-image-name.gradle.kts

@@ -6,13 +6,13 @@ plugins {
 }
 
 // tag::image-name[]
-tasks.getByName<BootBuildImage>("bootBuildImage") {
+tasks.named<BootBuildImage>("bootBuildImage") {
 	imageName = "example.com/library/${project.name}"
 }
 // end::image-name[]
 
 tasks.register("bootBuildImageName") {
-    doFirst {
+	doFirst {
-        println(tasks.getByName<BootBuildImage>("bootBuildImage").imageName)
+		println(tasks.getByName<BootBuildImage>("bootBuildImage").imageName)
-    }
+	}
 }

spring-boot-project/spring-boot-tools/spring-boot-gradle-plugin/src/docs/gradle/packaging/boot-build-image-publish.gradle

@@ -3,12 +3,12 @@ plugins {
 	id 'org.springframework.boot' version '{gradle-project-version}'
 }
 
-bootJar {
+tasks.named("bootJar") {
 	mainClass = 'com.example.ExampleApplication'
 }
 
 // tag::publish[]
-bootBuildImage {
+tasks.named("bootBuildImage") {
 	imageName = "docker.example.com/library/${project.name}"
 	publish = true
 	docker {
@@ -22,8 +22,8 @@ bootBuildImage {
 }
 // end::publish[]
 
-task bootBuildImagePublish {
+tasks.register("bootBuildImagePublish") {
-    doFirst {
+	doFirst {
-        println(tasks.bootBuildImage.publish)
+		println(tasks.bootBuildImage.publish)
-    }
+	}
 }

spring-boot-project/spring-boot-tools/spring-boot-gradle-plugin/src/docs/gradle/packaging/boot-build-image-publish.gradle.kts

@@ -6,12 +6,12 @@ plugins {
 	id("org.springframework.boot") version "{gradle-project-version}"
 }
 
-tasks.getByName<BootJar>("bootJar") {
+tasks.named<BootJar>("bootJar") {
 	mainClass.set("com.example.ExampleApplication")
 }
 
 // tag::publish[]
-tasks.getByName<BootBuildImage>("bootBuildImage") {
+tasks.named<BootBuildImage>("bootBuildImage") {
 	imageName = "docker.example.com/library/${project.name}"
 	isPublish = true
 	docker {
@@ -26,7 +26,7 @@ tasks.getByName<BootBuildImage>("bootBuildImage") {
 // end::publish[]
 
 tasks.register("bootBuildImagePublish") {
-    doFirst {
+	doFirst {
-        println(tasks.getByName<BootBuildImage>("bootBuildImage").isPublish)
+		println(tasks.getByName<BootBuildImage>("bootBuildImage").isPublish)
-    }
+	}
 }

spring-boot-project/spring-boot-tools/spring-boot-gradle-plugin/src/docs/gradle/packaging/boot-jar-and-jar-classifiers.gradle

@@ -4,15 +4,15 @@ plugins {
 }
 
 // tag::classifiers[]
-bootJar {
+tasks.named("bootJar") {
 	archiveClassifier = 'boot'
 }
 
-jar {
+tasks.named("jar") {
 	archiveClassifier = ''
 }
 // end::classifiers[]
 
-bootJar {
+tasks.named("bootJar") {
 	mainClass = 'com.example.Application'
 }

spring-boot-project/spring-boot-tools/spring-boot-gradle-plugin/src/docs/gradle/packaging/boot-jar-and-jar-classifiers.gradle.kts

@@ -6,15 +6,15 @@ plugins {
 }
 
 // tag::classifiers[]
-tasks.getByName<BootJar>("bootJar") {
+tasks.named<BootJar>("bootJar") {
 	archiveClassifier.set("boot")
 }
 
-tasks.getByName<Jar>("jar") {
+tasks.named<Jar>("jar") {
 	archiveClassifier.set("")
 }
 // end::classifiers[]
 
-tasks.getByName<BootJar>("bootJar") {
+tasks.named<BootJar>("bootJar") {
 	mainClass.set("com.example.Application")
 }

spring-boot-project/spring-boot-tools/spring-boot-gradle-plugin/src/docs/gradle/packaging/boot-jar-custom-launch-script.gradle

@@ -3,12 +3,12 @@ plugins {
 	id 'org.springframework.boot' version '{gradle-project-version}'
 }
 
-bootJar {
+tasks.named("bootJar") {
 	mainClass = 'com.example.ExampleApplication'
 }
 
 // tag::custom-launch-script[]
-bootJar {
+tasks.named("bootJar") {
 	launchScript {
 		script = file('src/custom.script')
 	}

spring-boot-project/spring-boot-tools/spring-boot-gradle-plugin/src/docs/gradle/packaging/boot-jar-custom-launch-script.gradle.kts

@@ -5,12 +5,12 @@ plugins {
 	id("org.springframework.boot") version "{gradle-project-version}"
 }
 
-tasks.getByName<BootJar>("bootJar") {
+tasks.named<BootJar>("bootJar") {
 	mainClass.set("com.example.ExampleApplication")
 }
 
 // tag::custom-launch-script[]
-tasks.getByName<BootJar>("bootJar") {
+tasks.named<BootJar>("bootJar") {
 	launchScript {
 		script = file("src/custom.script")
 	}

spring-boot-project/spring-boot-tools/spring-boot-gradle-plugin/src/docs/gradle/packaging/boot-jar-include-launch-script.gradle

@@ -3,12 +3,12 @@ plugins {
 	id 'org.springframework.boot' version '{gradle-project-version}'
 }
 
-bootJar {
+tasks.named("bootJar") {
 	mainClass = 'com.example.ExampleApplication'
 }
 
 // tag::include-launch-script[]
-bootJar {
+tasks.named("bootJar") {
 	launchScript()
 }
 // end::include-launch-script[]

spring-boot-project/spring-boot-tools/spring-boot-gradle-plugin/src/docs/gradle/packaging/boot-jar-include-launch-script.gradle.kts

@@ -5,12 +5,12 @@ plugins {
 	id("org.springframework.boot") version "{gradle-project-version}"
 }
 
-tasks.getByName<BootJar>("bootJar") {
+tasks.named<BootJar>("bootJar") {
 	mainClass.set("com.example.ExampleApplication")
 }
 
 // tag::include-launch-script[]
-tasks.getByName<BootJar>("bootJar") {
+tasks.named<BootJar>("bootJar") {
 	launchScript()
 }
 // end::include-launch-script[]

spring-boot-project/spring-boot-tools/spring-boot-gradle-plugin/src/docs/gradle/packaging/boot-jar-launch-script-properties.gradle

@@ -3,12 +3,12 @@ plugins {
 	id 'org.springframework.boot' version '{gradle-project-version}'
 }
 
-bootJar {
+tasks.named("bootJar") {
 	mainClass = 'com.example.ExampleApplication'
 }
 
 // tag::launch-script-properties[]
-bootJar {
+tasks.named("bootJar") {
 	launchScript {
 		properties 'logFilename': 'example-app.log'
 	}

spring-boot-project/spring-boot-tools/spring-boot-gradle-plugin/src/docs/gradle/packaging/boot-jar-launch-script-properties.gradle.kts

@@ -5,12 +5,12 @@ plugins {
 	id("org.springframework.boot") version "{gradle-project-version}"
 }
 
-tasks.getByName<BootJar>("bootJar") {
+tasks.named<BootJar>("bootJar") {
 	mainClass.set("com.example.ExampleApplication")
 }
 
 // tag::launch-script-properties[]
-tasks.getByName<BootJar>("bootJar") {
+tasks.named<BootJar>("bootJar") {
 	launchScript {
 		properties(mapOf("logFilename" to "example-app.log"))
 	}

spring-boot-project/spring-boot-tools/spring-boot-gradle-plugin/src/docs/gradle/packaging/boot-jar-layered-custom.gradle

@@ -3,12 +3,12 @@ plugins {
 	id 'org.springframework.boot' version '{gradle-project-version}'
 }
 
-bootJar {
+tasks.named("bootJar") {
 	mainClass = 'com.example.ExampleApplication'
 }
 
 // tag::layered[]
-bootJar {
+tasks.named("bootJar") {
 	layered {
 		application {
 			intoLayer("spring-boot-loader") {

spring-boot-project/spring-boot-tools/spring-boot-gradle-plugin/src/docs/gradle/packaging/boot-jar-layered-custom.gradle.kts

@@ -5,12 +5,12 @@ plugins {
 	id("org.springframework.boot") version "{gradle-project-version}"
 }
 
-tasks.getByName<BootJar>("bootJar") {
+tasks.named<BootJar>("bootJar") {
 	mainClass.set("com.example.ExampleApplication")
 }
 
 // tag::layered[]
-tasks.getByName<BootJar>("bootJar") {
+tasks.named<BootJar>("bootJar") {
 	layered {
 		application {
 			intoLayer("spring-boot-loader") {

spring-boot-project/spring-boot-tools/spring-boot-gradle-plugin/src/docs/gradle/packaging/boot-jar-layered-disabled.gradle

@@ -3,12 +3,12 @@ plugins {
 	id 'org.springframework.boot' version '{gradle-project-version}'
 }
 
-bootJar {
+tasks.named("bootJar") {
 	mainClass = 'com.example.ExampleApplication'
 }
 
 // tag::layered[]
-bootJar {
+tasks.named("bootJar") {
 	layered {
 		enabled = false
 	}

spring-boot-project/spring-boot-tools/spring-boot-gradle-plugin/src/docs/gradle/packaging/boot-jar-layered-disabled.gradle.kts

@@ -5,12 +5,12 @@ plugins {
 	id("org.springframework.boot") version "{gradle-project-version}"
 }
 
-tasks.getByName<BootJar>("bootJar") {
+tasks.named<BootJar>("bootJar") {
 	mainClass.set("com.example.ExampleApplication")
 }
 
 // tag::layered[]
-tasks.getByName<BootJar>("bootJar") {
+tasks.named<BootJar>("bootJar") {
 	layered {
 		isEnabled = false
 	}

spring-boot-project/spring-boot-tools/spring-boot-gradle-plugin/src/docs/gradle/packaging/boot-jar-layered-exclude-tools.gradle

@@ -3,12 +3,12 @@ plugins {
 	id 'org.springframework.boot' version '{gradle-project-version}'
 }
 
-bootJar {
+tasks.named("bootJar") {
 	mainClass = 'com.example.ExampleApplication'
 }
 
 // tag::layered[]
-bootJar {
+tasks.named("bootJar") {
 	layered {
 		includeLayerTools = false
 	}

spring-boot-project/spring-boot-tools/spring-boot-gradle-plugin/src/docs/gradle/packaging/boot-jar-layered-exclude-tools.gradle.kts

@@ -5,12 +5,12 @@ plugins {
 	id("org.springframework.boot") version "{gradle-project-version}"
 }
 
-tasks.getByName<BootJar>("bootJar") {
+tasks.named<BootJar>("bootJar") {
 	mainClass.set("com.example.ExampleApplication")
 }
 
 // tag::layered[]
-tasks.getByName<BootJar>("bootJar") {
+tasks.named<BootJar>("bootJar") {
 	layered {
 		isIncludeLayerTools = false
 	}

spring-boot-project/spring-boot-tools/spring-boot-gradle-plugin/src/docs/gradle/packaging/boot-jar-main-class.gradle

@@ -4,7 +4,7 @@ plugins {
 }
 
 // tag::main-class[]
-bootJar {
+tasks.named("bootJar") {
 	mainClass = 'com.example.ExampleApplication'
 }
 // end::main-class[]

spring-boot-project/spring-boot-tools/spring-boot-gradle-plugin/src/docs/gradle/packaging/boot-jar-main-class.gradle.kts

@@ -6,7 +6,7 @@ plugins {
 }
 
 // tag::main-class[]
-tasks.getByName<BootJar>("bootJar") {
+tasks.named<BootJar>("bootJar") {
 	mainClass.set("com.example.ExampleApplication")
 }
 // end::main-class[]

spring-boot-project/spring-boot-tools/spring-boot-gradle-plugin/src/docs/gradle/packaging/boot-jar-manifest-main-class.gradle

@@ -4,7 +4,7 @@ plugins {
 }
 
 // tag::main-class[]
-bootJar {
+tasks.named("bootJar") {
 	manifest {
 		attributes 'Start-Class': 'com.example.ExampleApplication'
 	}

spring-boot-project/spring-boot-tools/spring-boot-gradle-plugin/src/docs/gradle/packaging/boot-jar-manifest-main-class.gradle.kts

@@ -6,7 +6,7 @@ plugins {
 }
 
 // tag::main-class[]
-tasks.getByName<BootJar>("bootJar") {
+tasks.named<BootJar>("bootJar") {
 	manifest {
 		attributes("Start-Class" to "com.example.ExampleApplication")
 	}

spring-boot-project/spring-boot-tools/spring-boot-gradle-plugin/src/docs/gradle/packaging/boot-jar-requires-unpack.gradle

@@ -11,12 +11,12 @@ dependencies {
 	runtimeOnly('org.jruby:jruby-complete:1.7.25')
 }
 
-bootJar {
+tasks.named("bootJar") {
 	mainClass = 'com.example.ExampleApplication'
 }
 
 // tag::requires-unpack[]
-bootJar {
+tasks.named("bootJar") {
 	requiresUnpack '**/jruby-complete-*.jar'
 }
 // end::requires-unpack[]

spring-boot-project/spring-boot-tools/spring-boot-gradle-plugin/src/docs/gradle/packaging/boot-jar-requires-unpack.gradle.kts

@@ -13,12 +13,12 @@ dependencies {
 	runtimeOnly("org.jruby:jruby-complete:1.7.25")
 }
 
-tasks.getByName<BootJar>("bootJar") {
+tasks.named<BootJar>("bootJar") {
 	mainClass.set("com.example.ExampleApplication")
 }
 
 // tag::requires-unpack[]
-tasks.getByName<BootJar>("bootJar") {
+tasks.named<BootJar>("bootJar") {
 	requiresUnpack("**/jruby-complete-*.jar")
 }
 // end::requires-unpack[]

spring-boot-project/spring-boot-tools/spring-boot-gradle-plugin/src/docs/gradle/packaging/boot-war-include-devtools.gradle

@@ -3,7 +3,7 @@ plugins {
 	id 'org.springframework.boot' version '{gradle-project-version}'
 }
 
-bootWar {
+tasks.named("bootWar") {
 	mainClass = 'com.example.ExampleApplication'
 }
 
@@ -12,7 +12,7 @@ dependencies {
 }
 
 // tag::include-devtools[]
-bootWar {
+tasks.named("bootWar") {
 	classpath configurations.developmentOnly
 }
 // end::include-devtools[]

spring-boot-project/spring-boot-tools/spring-boot-gradle-plugin/src/docs/gradle/packaging/boot-war-include-devtools.gradle.kts

@@ -5,7 +5,7 @@ plugins {
 	id("org.springframework.boot") version "{gradle-project-version}"
 }
 
-tasks.getByName<BootWar>("bootWar") {
+tasks.named<BootWar>("bootWar") {
 	mainClass.set("com.example.ExampleApplication")
 }
 
@@ -14,7 +14,7 @@ dependencies {
 }
 
 // tag::include-devtools[]
-tasks.getByName<BootWar>("bootWar") {
+tasks.named<BootWar>("bootWar") {
 	classpath(configurations["developmentOnly"])
 }
 // end::include-devtools[]

spring-boot-project/spring-boot-tools/spring-boot-gradle-plugin/src/docs/gradle/packaging/boot-war-properties-launcher.gradle

@@ -3,12 +3,12 @@ plugins {
 	id 'org.springframework.boot' version '{gradle-project-version}'
 }
 
-bootWar {
+tasks.named("bootWar") {
 	mainClass = 'com.example.ExampleApplication'
 }
 
 // tag::properties-launcher[]
-bootWar {
+tasks.named("bootWar") {
 	manifest {
 		attributes 'Main-Class': 'org.springframework.boot.loader.PropertiesLauncher'
 	}

spring-boot-project/spring-boot-tools/spring-boot-gradle-plugin/src/docs/gradle/packaging/boot-war-properties-launcher.gradle.kts

@@ -5,12 +5,12 @@ plugins {
 	id("org.springframework.boot") version "{gradle-project-version}"
 }
 
-tasks.getByName<BootWar>("bootWar") {
+tasks.named<BootWar>("bootWar") {
 	mainClass.set("com.example.ExampleApplication")
 }
 
 // tag::properties-launcher[]
-tasks.getByName<BootWar>("bootWar") {
+tasks.named<BootWar>("bootWar") {
 	manifest {
 		attributes("Main-Class" to "org.springframework.boot.loader.PropertiesLauncher")
 	}

spring-boot-project/spring-boot-tools/spring-boot-gradle-plugin/src/docs/gradle/packaging/only-boot-jar.gradle

@@ -4,11 +4,11 @@ plugins {
 }
 
 // tag::disable-jar[]
-jar {
+tasks.named("jar") {
 	enabled = false
 }
 // end::disable-jar[]
 
-bootJar {
+tasks.named("bootJar") {
 	mainClass = 'com.example.Application'
 }

spring-boot-project/spring-boot-tools/spring-boot-gradle-plugin/src/docs/gradle/packaging/only-boot-jar.gradle.kts

@@ -6,11 +6,11 @@ plugins {
 }
 
 // tag::disable-jar[]
-tasks.getByName<Jar>("jar") {
+tasks.named<Jar>("jar") {
 	enabled = false
 }
 // end::disable-jar[]
 
-tasks.getByName<BootJar>("bootJar") {
+tasks.named<BootJar>("bootJar") {
 	mainClass.set("com.example.Application")
 }

spring-boot-project/spring-boot-tools/spring-boot-gradle-plugin/src/docs/gradle/publishing/maven-publish.gradle

@@ -8,7 +8,7 @@ plugins {
 publishing {
 	publications {
 		bootJava(MavenPublication) {
-			artifact bootJar
+			artifact tasks.named("bootJar")
 		}
 	}
 	repositories {
@@ -19,7 +19,7 @@ publishing {
 }
 // end::publishing[]
 
-task publishingConfiguration {
+tasks.register("publishingConfiguration") {
 	doLast {
 		println publishing.publications.bootJava
 		println publishing.repositories.maven.url

spring-boot-project/spring-boot-tools/spring-boot-gradle-plugin/src/docs/gradle/publishing/maven-publish.gradle.kts

@@ -8,7 +8,7 @@ plugins {
 publishing {
 	publications {
 		create<MavenPublication>("bootJava") {
-			artifact(tasks.getByName("bootJar"))
+			artifact(tasks.named("bootJar"))
 		}
 	}
 	repositories {
@@ -19,7 +19,7 @@ publishing {
 }
 // end::publishing[]
 
-task("publishingConfiguration") {
+tasks.register("publishingConfiguration") {
 	doLast {
 		println(publishing.publications["bootJava"])
 		println(publishing.repositories.getByName<MavenArtifactRepository>("maven").url)

spring-boot-project/spring-boot-tools/spring-boot-gradle-plugin/src/docs/gradle/publishing/maven.gradle

@@ -5,7 +5,7 @@ plugins {
 }
 
 // tag::upload[]
-uploadBootArchives {
+tasks.named("uploadBootArchives") {
 	repositories {
 		mavenDeployer {
 			repository url: 'https://repo.example.com'
@@ -14,7 +14,7 @@ uploadBootArchives {
 }
 // end::upload[]
 
-task deployerRepository {
+tasks.register("deployerRepository") {
 	doLast {
 		println uploadBootArchives.repositories.mavenDeployer.repository.url
 	}

spring-boot-project/spring-boot-tools/spring-boot-gradle-plugin/src/docs/gradle/publishing/maven.gradle.kts

@@ -5,7 +5,7 @@ plugins {
 }
 
 // tag::upload[]
-tasks.getByName<Upload>("uploadBootArchives") {
+tasks.named<Upload>("uploadBootArchives") {
 	repositories.withGroovyBuilder {
 		"mavenDeployer" {
 			"repository"("url" to "https://repo.example.com")
@@ -14,13 +14,13 @@ tasks.getByName<Upload>("uploadBootArchives") {
 }
 // end::upload[]
 
-val url = tasks.getByName<Upload>("uploadBootArchives")
+tasks.register("deployerRepository") {
-		.repositories
-		.withGroovyBuilder { getProperty("mavenDeployer") }
-		.withGroovyBuilder { getProperty("repository") }
-		.withGroovyBuilder { getProperty("url") }
-task("deployerRepository") {
 	doLast {
+		val url = tasks.getByName<Upload>("uploadBootArchives")
+			.repositories
+			.withGroovyBuilder { getProperty("mavenDeployer") }
+			.withGroovyBuilder { getProperty("repository") }
+			.withGroovyBuilder { getProperty("url") }
 		println(url)
 	}
 }

spring-boot-project/spring-boot-tools/spring-boot-gradle-plugin/src/docs/gradle/running/boot-run-disable-optimized-launch.gradle

@@ -4,12 +4,12 @@ plugins {
 }
 
 // tag::launch[]
-bootRun {
+tasks.named("bootRun") {
 	optimizedLaunch = false
 }
 // end::launch[]
 
-task optimizedLaunch {
+tasks.register("optimizedLaunch") {
 	doLast {
 		println bootRun.optimizedLaunch
 	}

spring-boot-project/spring-boot-tools/spring-boot-gradle-plugin/src/docs/gradle/running/boot-run-disable-optimized-launch.gradle.kts

@@ -6,12 +6,12 @@ plugins {
 }
 
 // tag::launch[]
-tasks.getByName<BootRun>("bootRun") {
+tasks.named<BootRun>("bootRun") {
 	isOptimizedLaunch = false
 }
 // end::launch[]
 
-task("optimizedLaunch") {
+tasks.register("optimizedLaunch") {
 	doLast {
 		println(tasks.getByName<BootRun>("bootRun").isOptimizedLaunch)
 	}

spring-boot-project/spring-boot-tools/spring-boot-gradle-plugin/src/docs/gradle/running/boot-run-main.gradle

@@ -4,12 +4,12 @@ plugins {
 }
 
 // tag::main[]
-bootRun {
+tasks.named("bootRun") {
 	mainClass = 'com.example.ExampleApplication'
 }
 // end::main[]
 
-task configuredMainClass {
+tasks.register("configuredMainClass") {
 	doLast {
 		println bootRun.mainClass
 	}

spring-boot-project/spring-boot-tools/spring-boot-gradle-plugin/src/docs/gradle/running/boot-run-main.gradle.kts

@@ -6,12 +6,12 @@ plugins {
 }
 
 // tag::main[]
-tasks.getByName<BootRun>("bootRun") {
+tasks.named<BootRun>("bootRun") {
 	mainClass.set("com.example.ExampleApplication")
 }
 // end::main[]
 
-task("configuredMainClass") {
+tasks.register("configuredMainClass") {
 	doLast {
 		println(tasks.getByName<BootRun>("bootRun").mainClass)
 	}

spring-boot-project/spring-boot-tools/spring-boot-gradle-plugin/src/docs/gradle/running/boot-run-source-resources.gradle

@@ -4,12 +4,12 @@ plugins {
 }
 
 // tag::source-resources[]
-bootRun {
+tasks.named("bootRun") {
 	sourceResources sourceSets.main
 }
 // end::source-resources[]
 
-task configuredClasspath {
+tasks.register("configuredClasspath") {
 	doLast {
 		println bootRun.classpath.files
 	}

spring-boot-project/spring-boot-tools/spring-boot-gradle-plugin/src/docs/gradle/running/boot-run-source-resources.gradle.kts

@@ -6,12 +6,12 @@ plugins {
 }
 
 // tag::source-resources[]
-tasks.getByName<BootRun>("bootRun") {
+tasks.named<BootRun>("bootRun") {
 	sourceResources(sourceSets["main"])
 }
 // end::source-resources[]
 
-task("configuredClasspath") {
+tasks.register("configuredClasspath") {
 	doLast {
 		println(tasks.getByName<BootRun>("bootRun").classpath.files)
 	}

spring-boot-project/spring-boot-tools/spring-boot-gradle-plugin/src/docs/gradle/running/boot-run-system-property.gradle

@@ -4,12 +4,12 @@ plugins {
 }
 
 // tag::system-property[]
-bootRun {
+tasks.named("bootRun") {
 	systemProperty 'com.example.property', findProperty('example') ?: 'default'
 }
 // end::system-property[]
 
-task configuredSystemProperties {
+tasks.register("configuredSystemProperties") {
 	doLast {
 		bootRun.systemProperties.each { k, v -> 
 			println "$k = $v"

spring-boot-project/spring-boot-tools/spring-boot-gradle-plugin/src/docs/gradle/running/boot-run-system-property.gradle.kts

@@ -6,14 +6,14 @@ plugins {
 }
 
 // tag::system-property[]
-tasks.getByName<BootRun>("bootRun") {
+tasks.named<BootRun>("bootRun") {
 	systemProperty("com.example.property", findProperty("example") ?: "default")
 }
 // end::system-property[]
 
-task("configuredSystemProperties") {
+tasks.register("configuredSystemProperties") {
 	doLast {
-		tasks.getByName<BootRun>("bootRun").systemProperties.forEach { k, v -> 
+		tasks.getByName<BootRun>("bootRun").systemProperties.forEach { k, v ->
 			println("$k = $v")
 		}
 	}