private static String canonicalize()

in impl/src/main/java/org/apache/tuscany/sdo/codegen/JavaInterfaceGenerator.java [38:107]
69 lines of code
18 McCabe index (conditional complexity)

    private static String canonicalize(String className) {
        if (className == null) {
            return "";
        }
        if (className.charAt(0) != '[') { // if not array
            return className;
        }
        // process array
        boolean invalidClassName = false;
        int nestLevel = 1;
        StringBuffer sb = new StringBuffer();
        try {
            while (className.charAt(nestLevel) == '[') {
                nestLevel++;
            }
            char typeChar = className.charAt(nestLevel);
            int end = nestLevel;
            switch (typeChar) {
            case 'L':
                end = className.length() - 1;
                if (className.charAt(end) != ';') {
                    invalidClassName = true;
                } else {
                    sb.append(className.substring(nestLevel+1, end));    
                }
                break;
            case 'Z':
                sb.append("boolean"); 
                break;
            case 'B':
                sb.append("byte"); 
                break;
            case 'C':
                sb.append("char"); 
                break;
            case 'D':
                sb.append("double"); 
                break;
            case 'F':
                sb.append("float"); 
                break;
            case 'I':
                sb.append("int"); 
                break;
            case 'J':
                sb.append("long"); 
                break;
            case 'S':
                sb.append("short"); 
                break;
            default:
                invalidClassName = true;
                break;
            }
            if (end != (className.length() - 1)) {
                invalidClassName = true; // we have not used all the characters
            } else {
                for (int i=0; i<nestLevel; i++) {
                    sb.append("[]");
                }
            }
        } catch(Exception e) {
            invalidClassName = true;
        }
        if (invalidClassName) {
            System.err.println("unable to canonicalize class name: "+className);
            return className;
        }
        return sb.toString();
    }