Java 类org.apache.commons.beanutils.BeanUtilsBean 实例源码

项目：Android_Code_Arbiter 文件：BeanInjection.java

public void doGet(HttpServletRequest request, HttpServletResponse response) throws IOException{
    User user = new User();
    HashMap map = new HashMap();
    Enumeration names = request.getParameterNames();
    while (names.hasMoreElements()) {
        String name = (String) names.nextElement();
        map.put(name, request.getParameterValues(name));
    }
    try{
        BeanUtils.populate(user, map); //BAD

        BeanUtilsBean beanUtl = BeanUtilsBean.getInstance();
        beanUtl.populate(user, map); //BAD
    }catch(Exception e){
        e.printStackTrace();
    }
}

项目：airtable.java 文件：Table.java

/**
 * Checks if the Property Values of the item are valid for the Request.
 *
 * @param item
 * @throws AirtableException
 * @throws IllegalAccessException
 * @throws InvocationTargetException
 * @throws NoSuchMethodException
 */
private void checkProperties(T item) throws AirtableException, IllegalAccessException, InvocationTargetException, NoSuchMethodException {

    if (propertyExists(item, FIELD_ID) || propertyExists(item, FIELD_CREATED_TIME)) {
        Field[] attributes = item.getClass().getDeclaredFields();
        for (Field attribute : attributes) {
            String attrName = attribute.getName();
            if (FIELD_ID.equals(attrName) || FIELD_CREATED_TIME.equals(attrName)) {
                if (BeanUtils.getProperty(item, attribute.getName()) != null) {
                    throw new AirtableException("Property " + attrName + " should be null!");
                }
            } else if ("photos".equals(attrName)) {
                List<Attachment> obj = (List<Attachment>) BeanUtilsBean.getInstance().getPropertyUtils().getProperty(item, "photos");
                checkPropertiesOfAttachement(obj);
            }
        }
    }

}

项目：hsweb-framework 文件：FieldFilterDataAccessHandler.java

/**
 * @param accesses 不可操作的字段
 * @param params   参数上下文
 * @return true
 * @see BeanUtilsBean
 * @see org.apache.commons.beanutils.PropertyUtilsBean
 */
protected boolean doUpdateAccess(FieldFilterDataAccessConfig accesses, AuthorizingContext params) {
    Object supportParam = params.getParamContext().getParams().values().stream()
            .filter(param -> (param instanceof Entity) || (param instanceof Model) || (param instanceof Map))
            .findAny()
            .orElse(null);
    if (null != supportParam) {
        for (String field : accesses.getFields()) {
            try {
                //设置值为null,跳过修改
                BeanUtilsBean.getInstance()
                        .getPropertyUtils()
                        .setProperty(supportParam, field, null);
            } catch (Exception e) {
                logger.warn("can't set {} null", field, e);
            }
        }
    } else {
        logger.warn("doUpdateAccess skip ,because can not found any support entity in param!");
    }
    return true;
}

项目：AwesomeJavaLibraryExamples 文件：CopyFromDifferentObjects.java

public static void main(String[] args) throws InvocationTargetException, IllegalAccessException {
   BeanUtilsBean utilsBean = BeanUtilsBean2.getInstance();
   utilsBean.getConvertUtils().register(false, false, 0);
   BeanOne one = new BeanOne();

   one.setPropertyOne("One");
   one.setPropertyTwo("Two");
   one.setPropertyThree(3L);
   one.setPropertyFour(4);  //this is a string in BeanTwo

   BeanTwo two = new BeanTwo();

   utilsBean.copyProperties(two, one);

   BeanUtilsBean.getInstance().getConvertUtils().register(false, false, 0);

   System.out.println(two);
}

项目：common 文件：BeanToBean.java

/**
 * 把srcObj的值拷贝到destObj
 *
 * @param obj
 * @param obj1
 * @throws Exception
 */
public void BTB(Object srcBean, Object destBean) {
    BeanUtilsBean beanUtils = new BeanUtilsBean();
    PropertyDescriptor[] origDescriptors = beanUtils.getPropertyUtils().getPropertyDescriptors(srcBean);
    for (int i = 0; i < origDescriptors.length; i++) {
        String name = origDescriptors[i].getName();
        if ("class".equals(name)) {
            continue;
        }
        if (beanUtils.getPropertyUtils().isReadable(srcBean, name) && beanUtils.getPropertyUtils().isWriteable(srcBean, name)) {
            try {
                Object value = beanUtils.getPropertyUtils().getSimpleProperty(srcBean, name);
                if (value != null) {
                    beanUtils.copyProperty(destBean, name, value);
                }
            } catch (Exception e) {
                 logger.error("BTB():error:e:"+e.getMessage(),e);
            }
        }
    }
}

项目：StitchRTSP 文件：Input.java

protected Type getPropertyType(Object instance, String propertyName) {
    try {
        if (instance != null) {
            Field field = instance.getClass().getField(propertyName);
            return field.getGenericType();
        } else {
            // instance is null for anonymous class, use default type
        }
    } catch (NoSuchFieldException e1) {
        try {
            BeanUtilsBean beanUtilsBean = BeanUtilsBean.getInstance();
            PropertyUtilsBean propertyUtils = beanUtilsBean.getPropertyUtils();
            PropertyDescriptor propertyDescriptor = propertyUtils.getPropertyDescriptor(instance, propertyName);
            return propertyDescriptor.getReadMethod().getGenericReturnType();
        } catch (Exception e2) {
            // nothing
        }
    } catch (Exception e) {
        // ignore other exceptions
    }
    // return Object class type by default
    return Object.class;
}