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From 姜 为 <ydswcy...@gmail.com>
Subject Re: ignite cache process entry should inject source?
Date Mon, 25 Jan 2016 13:45:32 GMT
Hi Denis,

	I create example project https://github.com/wmz7year/ignite-example <https://github.com/wmz7year/ignite-example>.

	Please see README file to run example.

Wei Jiang


> 在 2016年1月23日,上午2:40,Denis Magda <dmagda@gridgain.com> 写道:
> 
> Hi Wei Jiang,
> 
> I would better review your current approach to have better understanding on what you're
trying to implement.
> 
> Please share the code. If it's the same as being discussed in "about AOP development"
thread that let me know, I'll take a look there.
> 
> --
> Denis
> 
> On 1/22/2016 10:28 AM, 姜 为 wrote:
>> Hi Denis,
>> 
>> 	How about provide an option for this?
>> 
>> 	Ignite cache user can chose enable or disable inject resources.
>> 
>> Wei Jiang
>> 
>>> 在 2016年1月22日,下午3:22,Denis Magda <dmagda@gridgain.com> 写道:
>>> 
>>> Hi Wei Jiang,
>>> 
>>> You can inject @SpringResource and @SpringApplicationContextResource into Ignite
Service or Ignite Compute. This feature is not supported for individual cache entries, at
least because of performance reasons.
>>> @Autowired is unsupported for both Ignite services and computes.
>>> 
>>> So if you need to process the entries inside of Ignite Compute or Ignite Service
then just inject a resource there using one of the annotations above.
>>> 
>>> The main point here is that all the nodes have to be started as a part of spring
app context or have to have a reference to it.
>>> Please refer to org.apache.ignite.IgniteSpring for more info.
>>> 
>>> Regards,
>>> Denis
>>> 
>>> On 1/22/2016 10:07 AM, 姜 为 wrote:
>>>> Hi Denis,
>>>> 	
>>>> 	I try to use Ignite cache to store the service object.
>>>> 	The object use Externalizable interface and has a @Autowired field.
>>>> 	
>>>> 	When different node use this object, the @Autowired field will be null,even
@SpringResources on the field.
>>>> 
>>>>  	The field like JPA interface , it can’t be serialization.
>>>> 
>>>> Wei Jiang
>>>> 
>>>> 
>>>>> 在 2016年1月22日,下午2:58,Denis Magda <dmagda@gridgain.com>
写道:
>>>>> 
>>>>> Hi,
>>>>> 
>>>>> Spring resource injection is considered to be used only for Ignite Compute
Jobs.
>>>>> 
>>>>> It's quite expensive operation to inject a resource for a CacheEntry
cause this logic will be called for every entry stored in a cache.
>>>>> 
>>>>> Why do you need to inject the resource into a CacheEntry? What do you
try to achieve?
>>>>> 
>>>>> Regards,
>>>>> Denis
>>>>> 
>>>>> On 1/22/2016 6:26 AM, 姜 为 wrote:
>>>>>> Hi Igniters,
>>>>>> 	
>>>>>> 	I’m using Ignite cache store objects.  The object use Externalizable
interface
>>>>>>         to serialization  and deserialization.
>>>>>> 	When object has field use @SpringSource will not inject.
>>>>>> 
>>>>>>   	Should add resource inject to Ignite cache?
>>>>>> 
>>>>>> 	example :
>>>>>> 
>>>>>>  	class Entey implements Externalizable {
>>>>>>           @SpringSource(“springSource")
>>>>>>            private Service service;
>>>>>>               public void read… and write...
>>>>>>        }
> 


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