TestJavaBean.java 文件源码

private static void test(Class<?> type, String name, String descr,
                         String prop, String event) throws Exception {
    BeanInfo info = Introspector.getBeanInfo(type);
    BeanDescriptor bd = info.getBeanDescriptor();

    if (!bd.getName().equals(name)) {
        throw new Error("unexpected name of the bean");
    }

    if (!bd.getShortDescription().equals(descr)) {
        throw new Error("unexpected description of the bean");
    }

    int dp = info.getDefaultPropertyIndex();
    if (dp < 0 && prop != null) {
        throw new Error("unexpected index of the default property");
    }
    if (dp >= 0) {
        if (!info.getPropertyDescriptors()[dp].getName().equals(prop)) {
            throw new Error("unexpected default property");
        }
    }
    int des = info.getDefaultEventIndex();
    if (des < 0 && event != null) {
        throw new Error("unexpected index of the default event set");
    }
    if (des >= 0) {
        if (!info.getEventSetDescriptors()[des].getName().equals(event)) {
            throw new Error("unexpected default event set");
        }
    }
}