Java PropertyUtils.isWriteable方法代碼示例

import org.apache.commons.beanutils.PropertyUtils; //導入方法依賴的package包/類
public void setSiteOptionProperty(String property, Object value)
        throws IllegalAccessException, InvocationTargetException, NoSuchMethodException {
    if (PropertyUtils.isWriteable(this, property)) {

        switch (PropertyUtils
                .getPropertyDescriptor(this, property).getPropertyType().getSimpleName()) {
            case OPTION_VALUE_TYPE_BOOLEAN:
                value = Boolean.valueOf(value.toString());
                break;
            case OPTION_VALUE_TYPE_INTEGER:
                value = Integer.parseInt(value.toString());
                break;
            case OPTION_VALUE_TYPE_USERREGISTRATION:
                value = UserRegistration.valueOf(value.toString());
                break;
            default:
                break;
        }
        PropertyUtils.setProperty(this, property, value);
    }
}
 

import org.apache.commons.beanutils.PropertyUtils; //導入方法依賴的package包/類
/**
 * 對象拷貝 數據對象空值不拷貝到目標對象
 * 
 * @param databean 待拷貝對象
 * @param tobean 目標對象
 * @throws NoSuchMethodException
 */
public static void copyBeanNotNull2Bean(Object databean, Object tobean) throws Exception {
	PropertyDescriptor origDescriptors[] = PropertyUtils.getPropertyDescriptors(databean);
	for (int i = 0; i < origDescriptors.length; i++) {
		String name = origDescriptors[i].getName();
		// String type = origDescriptors[i].getPropertyType().toString();
		if ("class".equals(name)) {
			continue; // No point in trying to set an object's class
		}
		if (PropertyUtils.isReadable(databean, name) && PropertyUtils.isWriteable(tobean, name)) {
			try {
				Object value = PropertyUtils.getSimpleProperty(databean, name);
				if (value != null) {
					getInstance().setSimpleProperty(tobean, name, value);
				}
			} catch (java.lang.IllegalArgumentException ie) {
				; // Should not happen
			} catch (Exception e) {
				; // Should not happen
			}

		}
	}
}
 

import org.apache.commons.beanutils.PropertyUtils; //導入方法依賴的package包/類
public default Object put(String key, Object value) {
    try {
        if (key.equals("id") || key.equals("lastModifiedMillis") && !(value instanceof Long)) {
            if (value instanceof Double) {
                value = ((Double) value).longValue();
            } else if (value instanceof Integer) {
                value = ((Integer) value).longValue();
            } else if (value instanceof Float) {
                value = ((Float) value).longValue();
            } else if (value instanceof BigInteger) {
                value = ((BigInteger) value).longValue();
            }

        }
        if (PropertyUtils.isWriteable(this, key)) {
            Class cls = null;
            if (value != null) {
                cls = value.getClass();
            }
            PropertyUtils.setProperty(this, key, value);
            return null;
        } else {
            return getAttributes().put(key, value);
        }
    } catch (Exception ex) {
        throw new RuntimeException(ex);
    }
}
 

import org.apache.commons.beanutils.PropertyUtils; //導入方法依賴的package包/類
public static void setField(Object obj, String fieldName, Object fieldValue) {
    try {
        if (PropertyUtils.isWriteable(obj, fieldName)) {
            PropertyUtils.setProperty(obj, fieldName, fieldValue);
        }
    } catch (Exception e) {
        logger.error("設置成員變量出錯！", e);
        throw new RuntimeException(e);
    }
}
 

import org.apache.commons.beanutils.PropertyUtils; //導入方法依賴的package包/類
@SuppressWarnings("unchecked")
public void copyProperties(Object dest, Object orig) throws IllegalAccessException, InvocationTargetException {
    PropertyDescriptor[] origDescriptors =
            PropertyUtils.getPropertyDescriptors(orig);
    for (PropertyDescriptor origDescriptor : origDescriptors) {
        String name = origDescriptor.getName();
        if ("class".equals(name)) {
            continue; // No point in trying to set an object's class
        }
        if (PropertyUtils.isReadable(orig, name) &&
                PropertyUtils.isWriteable(dest, name)) {


            try {
                Class origPropClass = PropertyUtils.getPropertyType(orig, name);
                Class destPropClass = PropertyUtils.getPropertyType(dest, name);

                if (destPropClass.isAssignableFrom(origPropClass)) {
                    Object value =
                            PropertyUtils.getSimpleProperty(orig, name);
                    BeanUtils.copyProperty(dest, name, value);
                }
            } catch (NoSuchMethodException e) {
                // Should not happen
            }
        }
    }
}
 

import org.apache.commons.beanutils.PropertyUtils; //導入方法依賴的package包/類
/**
 * 設置成員變量
 */
public static void setField(Object obj, String fieldName, Object fieldValue) {
    try {
        if (PropertyUtils.isWriteable(obj, fieldName)) {
            PropertyUtils.setProperty(obj, fieldName, fieldValue);
        }
    } catch (Exception e) {
        logger.error("設置成員變量出錯！", e);
        throw new RuntimeException(e);
    }
}
 

import org.apache.commons.beanutils.PropertyUtils; //導入方法依賴的package包/類
/**
 * Sets any transformation option overrides it can.
 */
private void overrideTransformationOptions(TransformationOptions options)
{
    // Set any transformation options overrides if we can
    if(options != null && transformationOptionOverrides != null)
    {
       for(String key : transformationOptionOverrides.keySet())
       {
          if(PropertyUtils.isWriteable(options, key))
          {
             try 
             {
                PropertyDescriptor pd = PropertyUtils.getPropertyDescriptor(options, key);
                Class<?> propertyClass = pd.getPropertyType();
                
                Object value = transformationOptionOverrides.get(key);
                if(value != null)
                {
                    if(propertyClass.isInstance(value))
                    {
                        // Nothing to do
                    }
                    else if(value instanceof String && propertyClass.isInstance(Boolean.TRUE))
                    {
                        // Use relaxed converter
                        value = TransformationOptions.relaxedBooleanTypeConverter.convert((String)value);
                    }
                    else
                    {
                        value = DefaultTypeConverter.INSTANCE.convert(propertyClass, value);
                    }
                }
                PropertyUtils.setProperty(options, key, value);
             } 
             catch(MethodNotFoundException mnfe) {}
             catch(NoSuchMethodException nsme) {}
             catch(InvocationTargetException ite) {}
             catch(IllegalAccessException iae) {}
          }
          else
          {
             logger.warn("Unable to set override Transformation Option " + key + " on " + options);
          }
       }
    }
}
 

import org.apache.commons.beanutils.PropertyUtils; //導入方法依賴的package包/類
static boolean propertyExists(Object bean, String property) {
    return PropertyUtils.isReadable(bean, property) && 
           PropertyUtils.isWriteable(bean, property); 
}
 

import org.apache.commons.beanutils.PropertyUtils; //導入方法依賴的package包/類
public static boolean propertyExists(Object bean, String property) {
	return PropertyUtils.isReadable(bean, property) && PropertyUtils.isWriteable(bean, property);
}
 

import org.apache.commons.beanutils.PropertyUtils; //導入方法依賴的package包/類
/**
 * Check if writable property exists.
 *
 * @param bean bean to inspect
 * @param property name of property
 * @return true if writable property exists.
 */
private static boolean propertyExists(Object bean, String property) {
    return PropertyUtils.isReadable(bean, property)
            && PropertyUtils.isWriteable(bean, property);
}