protected String convertToString()

in src/main/java/org/apache/commons/beanutils2/converters/ArrayConverter.java [195:229]

• 30 lines of code
• 8 McCabe index (conditional complexity)

    protected String convertToString(final Object value) {
        int size = 0;
        Iterator<?> iterator = null;
        final Class<?> type = value.getClass();
        if (type.isArray()) {
            size = Array.getLength(value);
        } else {
            final Collection<?> collection = convertToCollection(value);
            size = collection.size();
            iterator = collection.iterator();
        }

        if (size == 0) {
            return (String) getDefault(String.class);
        }

        if (onlyFirstToString) {
            size = 1;
        }

        // Create a StringBuilder containing a delimited list of the values
        final StringBuilder buffer = new StringBuilder();
        for (int i = 0; i < size; i++) {
            if (i > 0) {
                buffer.append(delimiter);
            }
            Object element = iterator == null ? Array.get(value, i) : iterator.next();
            element = elementConverter.convert(String.class, element);
            if (element != null) {
                buffer.append(element);
            }
        }

        return buffer.toString();
    }