compileSourceFiles() — spring-boot Function Reference

Architecture documentation for the compileSourceFiles() function in AbstractAotMojo.java from the spring-boot codebase.

Function java MavenPlugin MavenGoalExecution calls 2

Entity Profile

MavenPlugin→ MavenGoalExecution→ compileSourceFiles() — spring-boot Function Reference

Dependency Diagram

graph TD
  de89bf5e_160b_56a9_1ed5_f0de540763f1["compileSourceFiles()"]
  2e22c1a4_f0e1_1a04_4d9b_4cfee7d8a129["toString()"]
  de89bf5e_160b_56a9_1ed5_f0de540763f1 -->|calls| 2e22c1a4_f0e1_1a04_4d9b_4cfee7d8a129
  f61eccaa_67fd_c535_fdd4_1c226130cefe["hasReportedErrors()"]
  de89bf5e_160b_56a9_1ed5_f0de540763f1 -->|calls| f61eccaa_67fd_c535_fdd4_1c226130cefe
  style de89bf5e_160b_56a9_1ed5_f0de540763f1 fill:#6366f1,stroke:#818cf8,color:#fff

Relationship Graph

Source Code

build-plugin/spring-boot-maven-plugin/src/main/java/org/springframework/boot/maven/AbstractAotMojo.java lines 140–182

	protected final void compileSourceFiles(URL[] classPath, File sourcesDirectory, File outputDirectory)
			throws Exception {
		List<Path> sourceFiles;
		try (Stream<Path> pathStream = Files.walk(sourcesDirectory.toPath())) {
			sourceFiles = pathStream.filter(Files::isRegularFile).toList();
		}
		if (sourceFiles.isEmpty()) {
			return;
		}
		JavaCompiler compiler = ToolProvider.getSystemJavaCompiler();
		try (StandardJavaFileManager fileManager = compiler.getStandardFileManager(null, null, null)) {
			JavaCompilerPluginConfiguration compilerConfiguration = new JavaCompilerPluginConfiguration(this.project);
			List<String> args = new ArrayList<>();
			args.addAll(ClassPath.of(classPath).args(false));
			args.add("-d");
			args.add(outputDirectory.toPath().toAbsolutePath().toString());
			String releaseVersion = compilerConfiguration.getReleaseVersion();
			if (releaseVersion != null) {
				args.add("--release");
				args.add(releaseVersion);
			}
			else {
				String source = compilerConfiguration.getSourceMajorVersion();
				if (source != null) {
					args.add("--source");
					args.add(source);
				}
				String target = compilerConfiguration.getTargetMajorVersion();
				if (target != null) {
					args.add("--target");
					args.add(target);
				}
			}
			args.addAll(new RunArguments(this.compilerArguments).getArgs());
			Iterable<? extends JavaFileObject> compilationUnits = fileManager.getJavaFileObjectsFromPaths(sourceFiles);
			Errors errors = new Errors();
			CompilationTask task = compiler.getTask(null, fileManager, errors, args, null, compilationUnits);
			boolean result = task.call();
			if (!result || errors.hasReportedErrors()) {
				throw new IllegalStateException("Unable to compile generated source" + errors);
			}
		}
	}