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

Example 51 with FileObject

use of javax.tools.FileObject in project lombok by rzwitserloot.

the class SpiProcessorPersistence method determineOutputLocation.

private File determineOutputLocation() {
    FileObject resource;
    try {
        resource = filer.createResource(StandardLocation.CLASS_OUTPUT, "META-INF", "locator.tmp");
    } catch (FileNotFoundException e) {
        e.printStackTrace();
        // Could happen
        return null;
    } catch (IOException e) {
        e.printStackTrace();
        logger.printMessage(Kind.NOTE, "IOException while determining output location: " + e.getMessage());
        return null;
    } catch (IllegalArgumentException e) {
        e.printStackTrace();
        return null;
    }
    URI uri = resource.toUri();
    return new File(new File(uri).getParentFile(), "services");
}

Example 52 with FileObject

use of javax.tools.FileObject in project buck by facebook.

the class ClassUsageTrackerTest method readingNonJavaFileFromGetFileForOutputShouldBeTracked.

@Test
public void readingNonJavaFileFromGetFileForOutputShouldBeTracked() throws IOException {
    final FileObject fileObject = fileManager.getFileForOutput(null, null, SINGLE_NON_JAVA_FILE_NAME, null);
    fileObject.openInputStream();
    assertTrue(fileWasRead(TEST_JAR_PATH, SINGLE_NON_JAVA_FILE_NAME));
}

Example 53 with FileObject

use of javax.tools.FileObject in project buck by facebook.

the class MyAnnotationProcessor method process.

@Override
public boolean process(final Set<? extends TypeElement> annotations, final RoundEnvironment roundEnv) {
    if (runCount > 0) {
        return false;
    }
    try {
        List<String> required_configs = Arrays.asList("res1.json");
        List<String> maybe_configs = Arrays.asList("res2.json");
        OutputStream outputStream = mFiler.createResource(StandardLocation.CLASS_OUTPUT, "com.facebook.example.config", "collected_configs.json", mElementUtils.getTypeElement("com.facebook.example.MyAnnotationProcessor")).openOutputStream();
        StringBuilder sb = new StringBuilder();
        sb.append("{\n");
        byte[] buffer = new byte[1024];
        for (String config : required_configs) {
            try {
                FileObject inputFile = mFiler.getResource(StandardLocation.CLASS_PATH, "", "META-INF/" + config);
                int len = inputFile.openInputStream().read(buffer);
                String contents = new String(buffer, 0, len);
                sb.append("    \"").append(config).append("\": ");
                sb.append("\"").append(contents).append("\"");
                sb.append(",\n");
            } catch (Exception e) {
                mMessager.printMessage(Diagnostic.Kind.ERROR, "Could not open " + config + " because of " + e.getLocalizedMessage());
            }
        }
        for (String config : maybe_configs) {
            try {
                FileObject inputFile = mFiler.getResource(StandardLocation.CLASS_PATH, "", "META-INF/" + config);
                int len = inputFile.openInputStream().read(buffer);
                String contents = new String(buffer, 0, len);
                sb.append("    \"").append(config).append("\": ");
                sb.append("\"").append(contents).append("\"");
                sb.append(",\n");
            } catch (Exception e) {
                mMessager.printMessage(Diagnostic.Kind.NOTE, config + " not found");
            }
        }
        sb.append("\"version\": 1");
        sb.append("\n}");
        outputStream.write(sb.toString().getBytes());
        outputStream.close();
    } catch (Exception e) {
        mMessager.printMessage(Diagnostic.Kind.ERROR, "" + e);
        throw new RuntimeException(e);
    }
    runCount += 1;
    return true;
}

Example 54 with FileObject

use of javax.tools.FileObject in project camel by apache.

the class AnnotationProcessorHelper method processFile.

/**
     * Helper method to produce class output text file using the given handler
     */
public static void processFile(ProcessingEnvironment processingEnv, String packageName, String fileName, Func1<PrintWriter, Void> handler) {
    PrintWriter writer = null;
    try {
        Writer out;
        Filer filer = processingEnv.getFiler();
        FileObject resource;
        try {
            resource = filer.getResource(StandardLocation.CLASS_OUTPUT, packageName, fileName);
        } catch (Throwable e) {
            resource = filer.createResource(StandardLocation.CLASS_OUTPUT, packageName, fileName);
        }
        URI uri = resource.toUri();
        File file = null;
        if (uri != null) {
            try {
                file = new File(uri.getPath());
            } catch (Exception e) {
                warning(processingEnv, "Cannot convert output directory resource URI to a file " + e);
            }
        }
        if (file == null) {
            warning(processingEnv, "No class output directory could be found!");
        } else {
            file.getParentFile().mkdirs();
            out = new FileWriter(file);
            writer = new PrintWriter(out);
            handler.call(writer);
        }
    } catch (IOException e) {
        log(processingEnv, e);
    } finally {
        if (writer != null) {
            writer.close();
        }
    }
}

Example 55 with FileObject

use of javax.tools.FileObject in project druid by druid-io.

the class LocalDataSegmentPuller method buildFileObject.

public static FileObject buildFileObject(final URI uri) {
    final Path path = Paths.get(uri);
    final File file = path.toFile();
    return new FileObject() {

        @Override
        public URI toUri() {
            return uri;
        }

        @Override
        public String getName() {
            return path.getFileName().toString();
        }

        @Override
        public InputStream openInputStream() throws IOException {
            return new FileInputStream(file);
        }

        @Override
        public OutputStream openOutputStream() throws IOException {
            return new FileOutputStream(file);
        }

        @Override
        public Reader openReader(boolean ignoreEncodingErrors) throws IOException {
            return new FileReader(file);
        }

        @Override
        public CharSequence getCharContent(boolean ignoreEncodingErrors) throws IOException {
            throw new UOE("CharSequence not supported");
        }

        @Override
        public Writer openWriter() throws IOException {
            return new FileWriter(file);
        }

        @Override
        public long getLastModified() {
            return file.lastModified();
        }

        @Override
        public boolean delete() {
            return file.delete();
        }
    };
}