Examples with JavaCompiler javax.tools.JavaCompiler used on opensource projects

Example 21 with JavaCompiler

use of javax.tools.JavaCompiler in project error-prone by google.

the class ErrorProneJavaCompilerTest method testRun.

@Test
public void testRun() {
    JavaCompiler mockCompiler = mock(JavaCompiler.class);
    ErrorProneJavaCompiler compiler = new ErrorProneJavaCompiler(mockCompiler);
    InputStream in = mock(InputStream.class);
    OutputStream out = mock(OutputStream.class);
    OutputStream err = mock(OutputStream.class);
    String[] arguments = { "-source", "8", "-target", "8" };
    compiler.run(in, out, err, arguments);
    verify(mockCompiler).run(in, out, err, arguments);
}

Example 22 with JavaCompiler

use of javax.tools.JavaCompiler in project j2objc by google.

the class JavacParser method createEnvironment.

// Creates a javac environment from a collection of files and/or file objects.
private JavacEnvironment createEnvironment(List<File> files, List<JavaFileObject> fileObjects, boolean processAnnotations) throws IOException {
    JavaCompiler compiler = ToolProvider.getSystemJavaCompiler();
    DiagnosticCollector<JavaFileObject> diagnostics = new DiagnosticCollector<>();
    JavacFileManager fileManager = getFileManager(compiler, diagnostics);
    List<String> javacOptions = getJavacOptions(processAnnotations);
    if (fileObjects == null) {
        fileObjects = new ArrayList<>();
    }
    for (JavaFileObject jfo : fileManager.getJavaFileObjectsFromFiles(files)) {
        fileObjects.add(jfo);
    }
    JavacTaskImpl task = (JavacTaskImpl) compiler.getTask(null, fileManager, diagnostics, javacOptions, null, fileObjects);
    return new JavacEnvironment(task, fileManager, diagnostics);
}

Example 23 with JavaCompiler

use of javax.tools.JavaCompiler in project gradle by gradle.

the class JdkJavaCompiler method createCompileTask.

private JavaCompiler.CompilationTask createCompileTask(JavaCompileSpec spec) {
    List<String> options = new JavaCompilerArgumentsBuilder(spec).build();
    JavaCompiler compiler = javaHomeBasedJavaCompilerFactory.create();
    CompileOptions compileOptions = spec.getCompileOptions();
    StandardJavaFileManager fileManager = compiler.getStandardFileManager(null, null, compileOptions.getEncoding() != null ? Charset.forName(compileOptions.getEncoding()) : null);
    Iterable<? extends JavaFileObject> compilationUnits = fileManager.getJavaFileObjectsFromFiles(spec.getSource());
    return compiler.getTask(null, null, null, options, null, compilationUnits);
}

Example 24 with JavaCompiler

use of javax.tools.JavaCompiler in project mastering-java by Kingminghuang.

the class Compiler method main.

public static void main(String[] args) {
    String source = "public class Main{" + "public static void main(String[] args){System.out.println(\"Hello World!\");}}";
    JavaCompiler compiler = ToolProvider.getSystemJavaCompiler();
    StandardJavaFileManager fileManager = compiler.getStandardFileManager(null, null, null);
    StringSourceJavaObject sourceObject = new StringSourceJavaObject("Main", source);
    JavaCompiler.CompilationTask task = compiler.getTask(null, fileManager, null, null, null, Arrays.asList(sourceObject));
    boolean result = task.call();
    if (result) {
        System.out.println("Compiled successfully");
    }
}

Example 25 with JavaCompiler

use of javax.tools.JavaCompiler in project jdk8u_jdk by JetBrains.

the class JavaToolUtils method compileFiles.

/**
     * Takes a list of files and compile these files into the working directory.
     *
     * @param files
     * @throws IOException
     */
public static void compileFiles(List<File> files) throws IOException {
    JavaCompiler compiler = ToolProvider.getSystemJavaCompiler();
    try (StandardJavaFileManager fileManager = compiler.getStandardFileManager(null, null, null)) {
        Iterable<? extends JavaFileObject> compilationUnit = fileManager.getJavaFileObjectsFromFiles(files);
        compiler.getTask(null, fileManager, null, null, null, compilationUnit).call();
    }
}