Java Code Examples for org.springframework.beans.BeanUtils#findPropertyForMethod()

/**
 * Retrieves the description for the supplied {@code Method} from the
 * metadata. Uses the method name is no description is present in the metadata.
 */
@Override
protected String getOperationDescription(Method method, String beanKey) {
	PropertyDescriptor pd = BeanUtils.findPropertyForMethod(method);
	if (pd != null) {
		ManagedAttribute ma = obtainAttributeSource().getManagedAttribute(method);
		if (ma != null && StringUtils.hasText(ma.getDescription())) {
			return ma.getDescription();
		}
		ManagedMetric metric = obtainAttributeSource().getManagedMetric(method);
		if (metric != null && StringUtils.hasText(metric.getDescription())) {
			return metric.getDescription();
		}
		return method.getName();
	}
	else {
		ManagedOperation mo = obtainAttributeSource().getManagedOperation(method);
		if (mo != null && StringUtils.hasText(mo.getDescription())) {
			return mo.getDescription();
		}
		return method.getName();
	}
}
 

/**
 * Retrieves the description for the supplied {@code Method} from the
 * metadata. Uses the method name is no description is present in the metadata.
 */
@Override
protected String getOperationDescription(Method method, String beanKey) {
	PropertyDescriptor pd = BeanUtils.findPropertyForMethod(method);
	if (pd != null) {
		ManagedAttribute ma = obtainAttributeSource().getManagedAttribute(method);
		if (ma != null && StringUtils.hasText(ma.getDescription())) {
			return ma.getDescription();
		}
		ManagedMetric metric = obtainAttributeSource().getManagedMetric(method);
		if (metric != null && StringUtils.hasText(metric.getDescription())) {
			return metric.getDescription();
		}
		return method.getName();
	}
	else {
		ManagedOperation mo = obtainAttributeSource().getManagedOperation(method);
		if (mo != null && StringUtils.hasText(mo.getDescription())) {
			return mo.getDescription();
		}
		return method.getName();
	}
}
 

/**
 * Retrieves the description for the supplied {@code Method} from the
 * metadata. Uses the method name is no description is present in the metadata.
 */
@Override
protected String getOperationDescription(Method method, String beanKey) {
	PropertyDescriptor pd = BeanUtils.findPropertyForMethod(method);
	if (pd != null) {
		ManagedAttribute ma = this.attributeSource.getManagedAttribute(method);
		if (ma != null && StringUtils.hasText(ma.getDescription())) {
			return ma.getDescription();
		}
		ManagedMetric metric = this.attributeSource.getManagedMetric(method);
		if (metric != null && StringUtils.hasText(metric.getDescription())) {
			return metric.getDescription();
		}
		return method.getName();
	}
	else {
		ManagedOperation mo = this.attributeSource.getManagedOperation(method);
		if (mo != null && StringUtils.hasText(mo.getDescription())) {
			return mo.getDescription();
		}
		return method.getName();
	}
}
 

/**
 * Retrieves the description for the supplied {@code Method} from the
 * metadata. Uses the method name is no description is present in the metadata.
 */
@Override
protected String getOperationDescription(Method method, String beanKey) {
	PropertyDescriptor pd = BeanUtils.findPropertyForMethod(method);
	if (pd != null) {
		ManagedAttribute ma = this.attributeSource.getManagedAttribute(method);
		if (ma != null && StringUtils.hasText(ma.getDescription())) {
			return ma.getDescription();
		}
		ManagedMetric metric = this.attributeSource.getManagedMetric(method);
		if (metric != null && StringUtils.hasText(metric.getDescription())) {
			return metric.getDescription();
		}
		return method.getName();
	}
	else {
		ManagedOperation mo = this.attributeSource.getManagedOperation(method);
		if (mo != null && StringUtils.hasText(mo.getDescription())) {
			return mo.getDescription();
		}
		return method.getName();
	}
}
 

/**
 * Votes on the inclusion of an operation.
 * @param method the operation method
 * @param beanKey the key associated with the MBean in the beans map
 * @return whether the method has the appropriate metadata
 */
@Override
protected boolean includeOperation(Method method, String beanKey) {
	PropertyDescriptor pd = BeanUtils.findPropertyForMethod(method);
	if (pd != null) {
		if (hasManagedAttribute(method)) {
			return true;
		}
	}
	return hasManagedOperation(method);
}
 

/**
 * Votes on the inclusion of an operation.
 * @param method the operation method
 * @param beanKey the key associated with the MBean in the beans map
 * @return whether the method has the appropriate metadata
 */
@Override
protected boolean includeOperation(Method method, String beanKey) {
	PropertyDescriptor pd = BeanUtils.findPropertyForMethod(method);
	if (pd != null) {
		if (hasManagedAttribute(method)) {
			return true;
		}
	}
	return hasManagedOperation(method);
}
 

/**
 * Retrieves the description for the supplied {@code Method} from the
 * metadata. Uses the method name is no description is present in the metadata.
 */
@Override
@Nonnull
protected String getOperationDescription(Method method, String beanKey) {
    PropertyDescriptor pd = BeanUtils.findPropertyForMethod(method);
    Method resolvedMethod = findJmxMethod(method, beanKey);

    if (resolvedMethod == null) {
        throw new RuntimeException(String.format("Unable to find JMX method %s in %s", method, beanKey));
    }

    if (pd != null) {
        ManagedAttribute ma = this.attributeSource.getManagedAttribute(resolvedMethod);
        if (ma != null && StringUtils.hasText(ma.getDescription())) {
            return ma.getDescription();
        }
        ManagedMetric metric = this.attributeSource.getManagedMetric(resolvedMethod);
        if (metric != null && StringUtils.hasText(metric.getDescription())) {
            return metric.getDescription();
        }
    }

    ManagedOperation mo = this.attributeSource.getManagedOperation(resolvedMethod);
    if (mo != null && StringUtils.hasText(mo.getDescription())) {
        return mo.getDescription();
    }
    return ""; // no operation description by default
}
 

@Nullable
@Override
public Object intercept(Object object, Method method, Object[] args, MethodProxy methodProxy) throws Throwable {
	// 如果是 toString eq 等方法都不准确，故直接返回死值
	if (ReflectionUtils.isObjectMethod(method)) {
		return methodProxy.invokeSuper(object, args);
	}
	// 非 bean 方法
	PropertyDescriptor propertyDescriptor = BeanUtils.findPropertyForMethod(method, clazz);
	if (propertyDescriptor == null) {
		return methodProxy.invokeSuper(object, args);
	}
	// 非 read 的方法，只处理 get 方法 is
	if (!method.equals(propertyDescriptor.getReadMethod())) {
		return methodProxy.invokeSuper(object, args);
	}
	// 兼容 lombok bug 强制首字母小写： https://github.com/rzwitserloot/lombok/issues/1861
	String fieldName = StringUtil.firstCharToLower(propertyDescriptor.getDisplayName());
	Field field = clazz.getDeclaredField(fieldName);
	if (field == null) {
		return methodProxy.invokeSuper(object, args);
	}
	CssQuery cssQuery = field.getAnnotation(CssQuery.class);
	// 没有注解，不代理
	if (cssQuery == null) {
		return methodProxy.invokeSuper(object, args);
	}
	Class<?> returnType = method.getReturnType();
	boolean isColl = Collection.class.isAssignableFrom(returnType);
	String cssQueryValue = cssQuery.value();
	// 是否为 bean 中 bean
	boolean isInner = cssQuery.inner();
	if (isInner) {
		return proxyInner(cssQueryValue, method, returnType, isColl);
	}
	Object proxyValue = proxyValue(cssQueryValue, cssQuery, returnType, isColl);
	if (String.class.isAssignableFrom(returnType)) {
		return proxyValue;
	}
	// 用于读取 field 上的注解
	TypeDescriptor typeDescriptor = new TypeDescriptor(field);
	return ConvertUtil.convert(proxyValue, typeDescriptor);
}
 

private String getBeanName(Method method) {
    PropertyDescriptor p = BeanUtils.findPropertyForMethod(method);
    return p.getName();
    // Assume the method starts with either get or is.
    //return Introspector.decapitalize(methodName.substring(methodName.startsWith("is") ? 2 : 3));
}
 

/**
 * Votes on the inclusion of an operation.
 * @param method the operation method
 * @param beanKey the key associated with the MBean in the beans map
 * @return whether the method has the appropriate metadata
 */
@Override
protected boolean includeOperation(Method method, String beanKey) {
	PropertyDescriptor pd = BeanUtils.findPropertyForMethod(method);
	return (pd != null && hasManagedAttribute(method)) || hasManagedOperation(method);
}
 

/**
 * Votes on the inclusion of an operation.
 * @param method the operation method
 * @param beanKey the key associated with the MBean in the beans map
 * @return whether the method has the appropriate metadata
 */
@Override
protected boolean includeOperation(Method method, String beanKey) {
	PropertyDescriptor pd = BeanUtils.findPropertyForMethod(method);
	return (pd != null && hasManagedAttribute(method)) || hasManagedOperation(method);
}