Polish

spring-boot-project/spring-boot-docs/src/docs/asciidoc/features/developing-web-applications.adoc

@@ -40,9 +40,10 @@ There are also several guides that cover Spring MVC available at https://spring.
 TIP: You can define as many `RouterFunction` beans as you like to modularize the definition of the router.
 Beans can be ordered if you need to apply a precedence.
 
+
+
 [[features.developing-web-applications.spring-mvc.auto-configuration]]
 ==== Spring MVC Auto-configuration
-
 Spring Boot provides auto-configuration for Spring MVC that works well with most applications.
 
 The auto-configuration adds the following features on top of Spring's defaults:

spring-boot-project/spring-boot-tools/spring-boot-buildpack-platform/src/main/java/org/springframework/boot/buildpack/platform/docker/LogUpdateEvent.java

@@ -22,6 +22,7 @@ import java.nio.charset.StandardCharsets;
 import java.util.function.Consumer;
 import java.util.regex.Pattern;
 
+import org.springframework.util.Assert;
 import org.springframework.util.StreamUtils;
 
 /**
@@ -83,13 +84,8 @@ public class LogUpdateEvent extends UpdateEvent {
 			}
 		}
 		catch (IllegalStateException ex) {
-			// Parsing has failed, abort further parsing
-			LogUpdateEvent abortedEvent = new LogUpdateEvent(StreamType.STD_ERR,
-					ex.getMessage().getBytes(StandardCharsets.UTF_8));
-			consumer.accept(abortedEvent);
-
-			// At this point, the inputStream is burned, consume it fully to prevent
-			// further processing
+			byte[] message = ex.getMessage().getBytes(StandardCharsets.UTF_8);
+			consumer.accept(new LogUpdateEvent(StreamType.STD_ERR, message));
 			StreamUtils.drain(inputStream);
 		}
 		finally {
@@ -102,21 +98,12 @@ public class LogUpdateEvent extends UpdateEvent {
 		if (header == null) {
 			return null;
 		}
-
-		// First byte denotes stream type. 0 = stdin, 1 = stdout, 2 = stderr
-		byte streamTypeId = header[0];
-		if (streamTypeId < 0 || streamTypeId >= StreamType.values().length) {
-			throw new IllegalStateException("Stream type is out of bounds. Must be >= 0 and < "
-					+ StreamType.values().length + ", but was " + streamTypeId + ". Will abort parsing.");
-		}
-
+		StreamType streamType = StreamType.forId(header[0]);
 		long size = 0;
 		for (int i = 0; i < 4; i++) {
 			size = (size << 8) + (header[i + 4] & 0xff);
 		}
 		byte[] payload = read(inputStream, size);
-
-		StreamType streamType = StreamType.values()[streamTypeId];
 		return new LogUpdateEvent(streamType, payload);
 	}
 
@@ -152,7 +139,14 @@ public class LogUpdateEvent extends UpdateEvent {
 		/**
 		 * Output to {@code stderr}.
 		 */
-		STD_ERR
+		STD_ERR;
+
+		static StreamType forId(byte id) {
+			int upperBound = values().length;
+			Assert.state(id > 0 && id < upperBound,
+					() -> "Stream type is out of bounds. Must be >= 0 and < " + upperBound + ", but was " + id);
+			return values()[id];
+		}
 
 	}
 

spring-boot-project/spring-boot-tools/spring-boot-buildpack-platform/src/test/java/org/springframework/boot/buildpack/platform/docker/LogUpdateEventTests.java

@@ -57,8 +57,7 @@ class LogUpdateEventTests {
 	void readSucceedsWhenStreamTypeIsInvalid() throws IOException {
 		List<LogUpdateEvent> events = readAll("log-update-event-invalid-stream-type.stream");
 		assertThat(events).hasSize(1);
-		assertThat(events.get(0).toString())
-				.isEqualTo("Stream type is out of bounds. Must be >= 0 and < 3, but was 3. Will abort parsing.");
+		assertThat(events.get(0).toString()).isEqualTo("Stream type is out of bounds. Must be >= 0 and < 3, but was 3");
 	}
 
 	private List<LogUpdateEvent> readAll(String name) throws IOException {

spring-boot-project/spring-boot-tools/spring-boot-gradle-plugin/src/main/java/org/springframework/boot/gradle/plugin/ApplicationPluginAction.java

@@ -25,6 +25,7 @@ import java.util.concurrent.Callable;
 import org.gradle.api.GradleException;
 import org.gradle.api.Plugin;
 import org.gradle.api.Project;
+import org.gradle.api.artifacts.Configuration;
 import org.gradle.api.distribution.Distribution;
 import org.gradle.api.distribution.DistributionContainer;
 import org.gradle.api.file.CopySpec;
@@ -68,10 +69,7 @@ final class ApplicationPluginAction implements PluginApplicationAction {
 				.setTemplate(project.getResources().getText().fromString(loadResource("/windowsStartScript.txt")));
 		project.getConfigurations().all((configuration) -> {
 			if ("bootArchives".equals(configuration.getName())) {
-				CopySpec libCopySpec = project.copySpec().into("lib")
-						.from((Callable<FileCollection>) () -> configuration.getArtifacts().getFiles());
-				libCopySpec.setFileMode(0644);
-				distribution.getContents().with(libCopySpec);
+				distribution.getContents().with(artifactFilesToLibCopySpec(project, configuration));
 				createStartScripts.setClasspath(configuration.getArtifacts().getFiles());
 			}
 		});
@@ -82,6 +80,16 @@ final class ApplicationPluginAction implements PluginApplicationAction {
 				applicationConvention::getApplicationDefaultJvmArgs);
 	}
 
+	private CopySpec artifactFilesToLibCopySpec(Project project, Configuration configuration) {
+		CopySpec copySpec = project.copySpec().into("lib").from(artifactFiles(configuration));
+		copySpec.setFileMode(0644);
+		return copySpec;
+	}
+
+	private Callable<FileCollection> artifactFiles(Configuration configuration) {
+		return () -> configuration.getArtifacts().getFiles();
+	}
+
 	@Override
 	public Class<? extends Plugin<Project>> getPluginClass() {
 		return ApplicationPlugin.class;

spring-boot-project/spring-boot-tools/spring-boot-gradle-plugin/src/main/java/org/springframework/boot/gradle/plugin/JavaPluginAction.java

@@ -83,7 +83,7 @@ final class JavaPluginAction implements PluginApplicationAction {
 		configureBootBuildImageTask(project, bootJar);
 		configureArtifactPublication(bootJar);
 		configureBootRunTask(project);
-		configureUtf8Encoding(project);
+		project.afterEvaluate(this::configureUtf8Encoding);
 		configureParametersCompilerArg(project);
 		configureAdditionalMetadataLocations(project);
 	}
@@ -166,13 +166,14 @@ final class JavaPluginAction implements PluginApplicationAction {
 		return project.getConvention().getPlugin(JavaPluginConvention.class);
 	}
 
-	private void configureUtf8Encoding(Project project) {
-		project.afterEvaluate(
-				(evaluated) -> evaluated.getTasks().withType(JavaCompile.class).configureEach((compile) -> {
-					if (compile.getOptions().getEncoding() == null) {
-						compile.getOptions().setEncoding("UTF-8");
-					}
-				}));
+	private void configureUtf8Encoding(Project evaluatedProject) {
+		evaluatedProject.getTasks().withType(JavaCompile.class).configureEach(this::configureUtf8Encoding);
+	}
+
+	private void configureUtf8Encoding(JavaCompile compile) {
+		if (compile.getOptions().getEncoding() == null) {
+			compile.getOptions().setEncoding("UTF-8");
+		}
 	}
 
 	private void configureParametersCompilerArg(Project project) {