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

Example 71 with FileObject

use of javax.tools.FileObject in project spring-boot by spring-projects.

the class AutoConfigureAnnotationProcessor method writeProperties.

private void writeProperties() throws IOException {
    if (!this.properties.isEmpty()) {
        Filer filer = this.processingEnv.getFiler();
        FileObject file = filer.createResource(StandardLocation.CLASS_OUTPUT, "", PROPERTIES_PATH);
        try (Writer writer = new OutputStreamWriter(file.openOutputStream(), StandardCharsets.UTF_8)) {
            for (Map.Entry<String, String> entry : this.properties.entrySet()) {
                writer.append(entry.getKey());
                writer.append("=");
                writer.append(entry.getValue());
                writer.append(System.lineSeparator());
            }
        }
    }
}

Example 72 with FileObject

use of javax.tools.FileObject in project suite by stupidsing.

the class JdkUtilTest method compile.

private <I> Class<? extends I> compile(Class<I> clazz, String className, String source) {
    var filename = className.replace('.', '/') + ".java";
    var baos_ = new ByteArrayOutputStream();
    try (var baos = baos_) {
        var sjfo = new SimpleJavaFileObject(URI.create(filename), Kind.SOURCE) {

            public CharSequence getCharContent(boolean ignoreEncodingErrors) {
                return source;
            }

            public OutputStream openOutputStream() {
                return baos;
            }
        };
        var sfm = ToolProvider.getSystemJavaCompiler().getStandardFileManager(null, null, null);
        var jfm = new ForwardingJavaFileManager<>(sfm) {

            public JavaFileObject getJavaFileForOutput(Location loc, String clazz, Kind kind, FileObject sibling) {
                return sjfo;
            }
        };
        ToolProvider.getSystemJavaCompiler().getTask(null, jfm, null, null, null, List.of(sjfo)).call();
    } catch (IOException ex) {
        fail(ex);
    }
    return new UnsafeUtil().defineClass(clazz, filename, baos_.toByteArray());
}

Example 73 with FileObject

use of javax.tools.FileObject in project classindex by atteo.

the class ClassIndexProcessor method writeSimpleNameIndexFile.

private void writeSimpleNameIndexFile(Set<String> elementList, String resourceName) throws IOException {
    FileObject file = readOldIndexFile(elementList, resourceName);
    if (file != null) {
        /**
         * Ugly hack for Eclipse JDT incremental compilation.
         * Eclipse JDT can't createResource() after successful getResource().
         * But we can file.openWriter().
         */
        try {
            writeIndexFile(elementList, resourceName, file);
            return;
        } catch (IllegalStateException e) {
        // Thrown by HotSpot Java Compiler
        }
    }
    writeIndexFile(elementList, resourceName, null);
}

Example 74 with FileObject

use of javax.tools.FileObject in project robolectric by robolectric.

the class ServiceLoaderGenerator method generate.

@Override
public void generate() {
    final String fileName = "org.robolectric.internal.ShadowProvider";
    try {
        FileObject file = filer.createResource(StandardLocation.CLASS_OUTPUT, "", "META-INF/services/" + fileName);
        PrintWriter pw = new PrintWriter(new OutputStreamWriter(file.openOutputStream(), "UTF-8"));
        pw.print(shadowPackage + '.' + GEN_CLASS + '\n');
        pw.close();
    } catch (IOException e) {
        messager.printMessage(Diagnostic.Kind.ERROR, "Failed to write service loader metadata file: " + e);
        throw new RuntimeException(e);
    }
}

Example 75 with FileObject

use of javax.tools.FileObject in project neo4j-mobile-android by neo4j-contrib.

the class AnnotationProcessor method addTo.

void addTo(String line, String... path) throws IOException {
    FileObject fo = processingEnv.getFiler().getResource(StandardLocation.CLASS_OUTPUT, "", path(path));
    URI uri = fo.toUri();
    File file;
    try {
        file = new File(uri);
    } catch (Exception e) {
        file = new File(uri.toString());
    }
    if (file.exists()) {
        for (String previous : nl.split(fo.getCharContent(true), 0)) {
            if (line.equals(previous))
                return;
        }
    } else {
        file.getParentFile().mkdirs();
    }
    new FileWriter(file, true).append(line).append("\n").close();
}