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

Example 56 with FileObject

use of javax.tools.FileObject in project hibernate-orm by hibernate.

the class ClassWriter method writeFile.

public static void writeFile(MetaEntity entity, Context context) {
    try {
        String metaModelPackage = entity.getPackageName();
        // need to generate the body first, since this will also update the required imports which need to
        // be written out first
        String body = generateBody(entity, context).toString();
        FileObject fo = context.getProcessingEnvironment().getFiler().createSourceFile(getFullyQualifiedClassName(entity, metaModelPackage));
        OutputStream os = fo.openOutputStream();
        PrintWriter pw = new PrintWriter(os);
        if (!metaModelPackage.isEmpty()) {
            pw.println("package " + metaModelPackage + ";");
            pw.println();
        }
        pw.println(entity.generateImports());
        pw.println(body);
        pw.flush();
        pw.close();
    } catch (FilerException filerEx) {
        context.logMessage(Diagnostic.Kind.ERROR, "Problem with Filer: " + filerEx.getMessage());
    } catch (IOException ioEx) {
        context.logMessage(Diagnostic.Kind.ERROR, "Problem opening file to write MetaModel for " + entity.getSimpleName() + ioEx.getMessage());
    }
}

Example 57 with FileObject

use of javax.tools.FileObject in project neo4j by neo4j.

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();
    }
    try (PrintWriter writer = newFilePrintWriter(file, StandardCharsets.UTF_8)) {
        writer.append(line).append("\n");
    }
}

Example 58 with FileObject

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

the class ServiceLoaderGenerator method generate.

@Override
public void generate(String shadowPackage) {
    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.println(shadowPackage + '.' + GEN_CLASS);
        pw.close();
    } catch (IOException e) {
        messager.printMessage(Diagnostic.Kind.ERROR, "Failed to write service loader metadata file: " + e);
        throw new RuntimeException(e);
    }
}

Example 59 with FileObject

use of javax.tools.FileObject in project graal by oracle.

the class ServiceProviderProcessor method writeProviderFile.

private void writeProviderFile(TypeElement serviceProvider, String interfaceName) {
    String filename = "META-INF/providers/" + serviceProvider.getQualifiedName();
    try {
        FileObject file = processingEnv.getFiler().createResource(StandardLocation.CLASS_OUTPUT, "", filename, serviceProvider);
        PrintWriter writer = new PrintWriter(new OutputStreamWriter(file.openOutputStream(), "UTF-8"));
        writer.println(interfaceName);
        writer.close();
    } catch (IOException e) {
        processingEnv.getMessager().printMessage(isBug367599(e) ? Kind.NOTE : Kind.ERROR, e.getMessage(), serviceProvider);
    }
}

Example 60 with FileObject

use of javax.tools.FileObject in project graal by oracle.

the class InstrumentRegistrationProcessor method loadIfFileAlreadyExists.

private int loadIfFileAlreadyExists(String filename, Properties p) {
    try {
        FileObject file = processingEnv.getFiler().getResource(StandardLocation.CLASS_OUTPUT, "", filename);
        p.load(file.openInputStream());
        return p.keySet().size() / NUMBER_OF_PROPERTIES_PER_ENTRY;
    } catch (IOException e) {
        // Ignore error. It is ok if the file does not exist
        return 0;
    }
}