import org.yaml.snakeyaml.tokens.DirectiveToken; //导入依赖的package包/类
@SuppressWarnings({ "unchecked", "rawtypes" })
private Token scanDirective() {
    // See the specification for details.
    Mark startMark = reader.getMark();
    Mark endMark;
    reader.forward();
    String name = scanDirectiveName(startMark);
    List<?> value = null;
    if ("YAML".equals(name)) {
        value = scanYamlDirectiveValue(startMark);
        endMark = reader.getMark();
    } else if ("TAG".equals(name)) {
        value = scanTagDirectiveValue(startMark);
        endMark = reader.getMark();
    } else {
        endMark = reader.getMark();
        int ff = 0;
        while (Constant.NULL_OR_LINEBR.hasNo(reader.peek(ff))) {
            ff++;
        }
        if (ff > 0) {
            reader.forward(ff);
        }
    }
    scanDirectiveIgnoredLine(startMark);
    return new DirectiveToken(name, value, startMark, endMark);
}
 

import org.yaml.snakeyaml.tokens.DirectiveToken; //导入依赖的package包/类
private Token scanDirective() {
    String chunk1 = data.substring(index, index + DIRECTIVE.length());
    char chunk2 = data.charAt(index + DIRECTIVE.length());
    if (DIRECTIVE.equals(chunk1) && "\n\0".indexOf(chunk2) != -1) {
        index += DIRECTIVE.length();
        List<Integer> implicit = new ArrayList<Integer>(2);
        implicit.add(new Integer(1));
        implicit.add(new Integer(1));
        return new DirectiveToken<Integer>("YAML", implicit, mark, mark);
    } else {
        throw new CanonicalException("invalid directive");
    }
}
 

import org.yaml.snakeyaml.tokens.DirectiveToken; //导入依赖的package包/类
@SuppressWarnings({ "unchecked", "rawtypes" })
private Token scanDirective() {
	// See the specification for details.
	Mark startMark = reader.getMark();
	Mark endMark;
	reader.forward();
	String name = scanDirectiveName(startMark);
	List<?> value = null;
	if ("YAML".equals(name)) {
		value = scanYamlDirectiveValue(startMark);
		endMark = reader.getMark();
	} else if ("TAG".equals(name)) {
		value = scanTagDirectiveValue(startMark);
		endMark = reader.getMark();
	} else {
		endMark = reader.getMark();
		int ff = 0;
		while (Constant.NULL_OR_LINEBR.hasNo(reader.peek(ff))) {
			ff++;
		}
		if (ff > 0) {
			reader.forward(ff);
		}
	}
	scanDirectiveIgnoredLine(startMark);
	return new DirectiveToken(name, value, startMark, endMark);
}