org.springframework.beans.ConfigurablePropertyAccessor#setPropertyValue ( )源码实例Demo

@Override
	public boolean isValid(String value, ConstraintValidatorContext context) {
		if (StringUtils.isBlank(value)) {
			return true;
		}
		List<String> sentitiveWords = getContentChecker().check(value);
		if (LangUtils.isEmpty(sentitiveWords)) {
			return true;
		}
		ConstraintValidatorContextImpl ctx = (ConstraintValidatorContextImpl)context;
		
		// 这种方法虽然可以动态显示错误信息，但是无法把错误信息放到i18n国际化资源文件里
//		ctx.addExpressionVariable("invalidWords", StringUtils.join(sentitiveWords, ", "));
//		ctx.buildConstraintViolationWithTemplate("${invalidWords}").addConstraintViolation();
		
		Map<String, Object> newAttributes = Maps.newHashMap(ctx.getConstraintDescriptor().getAttributes());
		newAttributes.put("invalidWords", StringUtils.join(sentitiveWords, ", "));
		ConfigurablePropertyAccessor constraintDescriptor = SpringUtils.newPropertyAccessor(ctx.getConstraintDescriptor(), true);
		constraintDescriptor.setPropertyValue("attributes", newAttributes);
		return false;
	}
 

protected void setPropertyValue(Object obj, ConfigurablePropertyAccessor bw, String propertyName, Object value){
	if(!bw.isWritableProperty(propertyName)){
		if(!ignoreNotFoundProperty){
			throw new NoSuchElementException("no setter found for property: " + propertyName+", target: " + obj);
		}
		logger.debug("ignore property: {}={} ", propertyName, value);
		return ;
	}
	bw.setPropertyValue(propertyName, value);
	if(logger.isDebugEnabled()){
		logger.debug("set property: {}={} ", propertyName, value);
	}
}
 

protected void setPropertyValue(Object obj, ConfigurablePropertyAccessor bw, String propertyName, Object value){
	if(!bw.isWritableProperty(propertyName)){
		if(!ignoreNotFoundProperty){
			throw new NoSuchElementException("no setter found for property: " + propertyName+", target: " + obj);
		}
		logger.debug("ignore property: {}={} ", propertyName, value);
		return ;
	}
	bw.setPropertyValue(propertyName, value);
	if(logger.isDebugEnabled()){
		logger.debug("set property: {}={} ", propertyName, value);
	}
}
 

@Override
public <O extends ClientCredentialsTokenEndpointFilter> O postProcess(O filter) {
	ConfigurablePropertyAccessor filterAccessor = SpringUtils.newPropertyAccessor(filter, true);
	if(oauth2ExceptionRenderer!=null){
		filterAccessor.setPropertyValue("authenticationEntryPoint.exceptionRenderer", oauth2ExceptionRenderer);
	}
	/*AuthenticationManager origin = (AuthenticationManager)filterAccessor.getPropertyValue("authenticationManager");
	DelegateAuthenticationManager delegate = new DelegateAuthenticationManager(origin);
	filter.setAuthenticationManager(delegate);*/
	if(tokenEndpointFilterInterceptor!=null){
		filter = Proxys.intercept(filter, tokenEndpointFilterInterceptor);
	}
	return filter;
}