AnnotationProcessorTestUtils.java 文件源码

/**
 * Create a source file.
 * @param dir source root
 * @param clazz a fully-qualified class name
 * @param content lines of text (skip package decl)
 */
public static void makeSource(File dir, String clazz, String... content) throws IOException {
    File f = new File(dir, clazz.replace('.', File.separatorChar) + ".java");
    f.getParentFile().mkdirs();
    Writer w = new FileWriter(f);
    try {
        PrintWriter pw = new PrintWriter(w);
        String pkg = clazz.replaceFirst("\\.[^.]+$", "");
        if (!pkg.equals(clazz) && !clazz.endsWith(".package-info")) {
            pw.println("package " + pkg + ";");
        }
        for (String line : content) {
            pw.println(line);
        }
        pw.flush();
    } finally {
        w.close();
    }
}