Hi..i want to use other database(not Google's Bigtable)as DBaaS for my
application which is using google infrastructure.Is is Possible and how??
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Ravi Kumar Reddy K
+91-8095749598
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Hi Mike how do you change the instance?
On Saturday, 18 February 2012 19:20:34 UTC+5:30, Mike Lawrence wrote:
>
> I changed instaces settings in console from auto to a minimum of two
> and the response times are again about a second
> On Feb 16, 2:07 pm, Matthias Friedrich wrote:
> > hi mike,
ANy particular problem??
I would design these classes like this...
@PersistenceCapable(detachable = "true")
public class User implements Serializable {
@PrimaryKey
@Persistent(valueStrategy = IdGeneratorStrategy.IDENTITY)
private Key id;
private String email;
private String firstName;
pri
Did u try Cursors?
http://code.google.com/appengine/docs/java/datastore/queries.html#Query_Cursors
On Thu, Sep 15, 2011 at 1:20 PM, cghersi wrote:
> Hi all,
>
> I'm facing a little problem of scalability. I'm using JDO to query my
> datastore.
> I need to retrieve all the keys of a given entity
> in a separate entity - this later is indexed by the framework.
>
>
> On Aug 29, 4:01 am, Ravi Sharma wrote:
> > Lets say you have book "Harry potter"
> > If you want to search this withH or Ha Har Harr then this facility
> provided
> > by google app engine,
ay saev every book name as Set (Not List avod
duplicates)
save following strings in Set and you will be bale to search it...
H
A
R
Y
HA
AR
RR
RY
HAR
ARR
RRY
HARR
ARRY
HARRY
Ravi.
On Mon, Aug 29, 2011 at 11:56 AM, J.Ganesan wrote:
> Why don't you consider splitting the keywords and mai
e%20Component%20Status%20Stars%20Summary%20Language%20Priority%20Owner%20Log
regards,
ravi.
On Thu, Jul 28, 2011 at 2:33 AM, Jayr Motta wrote:
>
> Frooti,
> It will work fine, you just have to be aware of the URLFetch service
limitations, if you're going to communicate with t
No You can not use federated login for facebook..
i have used facebook login like this
http://techsravi.blogspot.com/2011/05/facebook-login-on-google-app-enginejava.html
2011/7/8 Andrei Cosmin Fifiiţă
> I already use Federated login for google and yahoo (getting the login link
> with a simple
to this queue..and write one consumer which will
read data from this queue and send it to GAE.
Ravi
On Tue, Jun 14, 2011 at 6:59 AM, Ronald wrote:
> I want to code on client side sending RPC to server per minute.
> As app engine does not allow Thread.sleep and timer, what is the
> w
Look into Spring 3.0+, they have this fucntionality inbuilt, Just by
annotation you can specify whether eu want output as Json or xml etc. I
havent tried it but i have seen such video fromSpringSource
On Fri, May 20, 2011 at 1:11 PM, Pop Vasile wrote:
> Hi,
> I want to create an app based on
it will use test namespace..
On Sun, May 15, 2011 at 6:31 PM, Prashant wrote:
> thanks Ravi and Stephen for your responses. my application needs to do
> mapping at run time, i.e. it wouldn't be knowing how may subdomains it would
> be handling, so, i can't not use your tec
/managing-multiple-domain-and-sub-domain.html
thanks,
Ravi.
On Sun, May 15, 2011 at 2:43 PM, Brandon Donnelson
wrote:
> Do you mean: response.sendRedirect(url);
>
> Brandon Donnelson
> http://gwt-examples.googlecode.com
>
> --
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Thanks all for your replys. SOme how i made it work with facebook_java_api
project and posted the tutorial here
http://techsravi.blogspot.com/2011/05/facebook-login-on-google-app-enginejava.html
face4j looks quite promising too...i will look into it too.
Thanks
Ravi.
On Sat, May 14, 2011 at 7
query
logged in user's name etc using facebook api(java).
I am sorry posting a facebook login question here, but the project it self
seems inactive and no one is responding.
Thanks in advance
Ravi.
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Hi Brandon,
Is there a way to do this to Google Document List API to store into Google
Docs?
Ravi
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I have not mentioned any retry count...so i guess whatever the default one
is being used. (Actually i never want to retry if one fails next one will
take care .. Do you know how to never retry a task.)
On Sat, Apr 30, 2011 at 3:48 PM, Brandon Donnelson
wrote:
> Did they have a high retry count?
Hi ,
I have a chained task which runs every 1 second(Still wondering how can i
run it every 3 seconds)
Task code is something like this
try{
//Do something
//read data store and update datastore
}catch(Throwable ex){
logger.log(Level.Sever,ex.getMessage(),
Hi Manvel,
I dont see anything related to Channel in your code. Channel API is only for
sending Message from SERVER TO CLIENT
http://code.google.com/appengine/docs/java/channel/
Ravi.
On Fri, Apr 29, 2011 at 11:50 AM, Manvel Saroyan wrote:
> Thank you Ravi Sharma for your fast ans
Look into channel API, it does exactly what you want
http://code.google.com/appengine/docs/java/channel/
On Fri, Apr 29, 2011 at 10:08 AM, Manvel Saroyan wrote:
> Hi
> please tell me can I send something like upload finished answere
> from
> HTTP servlet to my application ?
> I want to create
Hi,
I got a weird index problem
I had a entity claas A like his
Class A{
//Few properties
Set locationIds;
Date lastSaveDate;
}
and i was querying it like this
select * from A where locationIds = order by lastSaveDate DESC
It was working good...
then i needed to add extra property adtype, so my
Thanks for the reply Moishe. This helps at least now i know i am going in
right direction.
On Mon, Apr 25, 2011 at 2:42 PM, Moishe wrote:
> > My question:
> > 1) Is it the right way to distribute the message to each client. My app
> > requirment is that everybody(online user) should receive the
any one?? any suggestionany thoughts???
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google-appengin
have only 1000 LiveChannels, so will i be able to make
more connections or i need to wait for 2 hours when 7000 connections will
expire/timeout
4) Is this design efficient to handle large number of clients 5+ and if
not how can we achieve it.
Thanks in advance
Ravi
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solution. If new
prooperty of a house comes just add another row and your solution will keep
working.
Thanks,
Ravi.
On Sun, Apr 10, 2011 at 7:22 AM, Thomas Wiradikusuma wrote:
> Hi guys,
>
> I want to model an object with lots of small properties, e.g.:
>
> House {
> boolean h
try Spring Roo
On Wed, Jan 26, 2011 at 8:08 PM, GeneralSlaine wrote:
> Thanks all for the feedback. I guess I will start with having a good
> look at Objectify.
>
> Other question:is there any open source project that you guys know of
> which fully generates a gui dynamically in GWT based on
Thanks all.
Stephen you are right '==' can be used in query. It appears it was just a
problem of some old data .I created fresh database(local) and it worked and
now its working on production too.
Happy Coding.
Ravi.
On Fri, Jan 7, 2011 at 11:26 PM, Stephen Johnson wrote:
> That
y of one category.
After running this i expect to get list of AdPost but it returns me null
and no error.
Is it allowed to run euqality on two collection property in same query?
Thanks,
Ravi
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Hello,
After adding ExtJS GWT, the files count went to about 3500 after
compilation.
I am unable to deploy the project as GAE has a limit of 3000.
I can put the java classes in JAR file, but the what can I do about
the static files ?
How can I overcome this problem ?
Thanks,
Ravi
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Hi All,
Please provide inputs if we can use LIKE in GQL query or if any
alternative is available for this.
Thanks.
Ravi
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+GWT(No extra Spring or roo related
jars, just minimum GAE GWT jars and plugins only) project which a starter
like me can use
Thanks,
Ravi.
On Tue, Sep 21, 2010 at 6:06 PM, har_shan wrote:
> See
>
> http://googlewebtoolkit.blogspot.com/2010/08/how-to-use-google-plugin-for-ecl
t; Check there for solution or post your own question there.
>
> On Sep 21, 10:08 am, Ravi Sharma wrote:
> > Thanks Moritz for reply.
> > So shall i create my project using this command or just create normal
> maven
> > project and then convert it into GAE-GWT project m
-DarchetypeVersion=0.7.1
-DgroupId=com.myapp.test -DartifactId=testapp
I am new to maven, it looks quite easy but sometimes just stuck. I followed
the documentation at that link and didnt work, will try again from scratch
and then i will post the output.
Thanks,
Ravi.
On Mon, Sep 20, 2010 at 10:30 PM, Moritz
like this plugin is not good enough to start with.
even after fixing these problems, it didint work at all.
Does any one have any sample example/steps for GAE-GWT project with maven.
Thanks,
Ravi.
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want to read category and catehorygroup, u need to read three
entities while u could read just two.
So for one to many relations I will use unowned relation and save some write
and read :).
GAE doesn't say u can't think relational :).
Thanks
Ravi
Sent from my iPhone
On 7 Jul 2010, at
ticket go
there and use that :) )
I hope u get the idea, you can learn more from here
http://code.google.com/appengine/docs/java/datastore/relationships.html
spare me if you dont like my example... :)
Ravi.
On Tue, Jul 6, 2010 at 5:47 PM, AC wrote:
> I just started fooling aroun
Hi,
I was working happily, changed few lines of java code(didnt touch any
eclipse setting or installed any thing new or added extar jar in
classpth) and then started getting follwoing error. Please help spent
half a day and not able to understand how this error emerged. Googled
this error an dpeopl
ur DB connection is closed by the time you try to select Address list(i am
assuming writing phone is just a typo) first time.
Either select/iterate the list before closing the pm in method
userDao.getUser(TEST_USER_ID);
or use (defaultFetchGroup = "true") for List addresses declartion
like this
worked for me and then i didnt care to check which were the jars
actually needed and which were not as i included all jars.
But somehow in docs they have mentioned to included only one or two
jars and with these jars junit doesnt work.
I hope it will help you.
Thanks,
Ravi.
On Jun 7, 5:43 am
this version DatastoreNeedIndexException is occuring.
Please help us as soon as possible.
Thanks,
Ravi
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work up to 1000 employees per employee
> > type.
>
> > Twig can execute queries in parallel so this would take no more time than
> > running your original query.
>
> > On 11 Jun 2010, at 19:39, RAVINDER MAAN wrote:
>
> > Thanks for your reply Ravi
> > l
Google app engine designed to work for any numbers of records with in
minimum time, so SQL features like counting the records whenever
needed is not supported.
So you need to take care of such counter by urself at the time of
adding or deleting the records in a table/entity.
If you just want total
you are already sorting on date..and that can be best candidate for paging
too but u may need indexes in both direction(asc,desc) for creation
date.
lets say ur entity has fololowing prooerty on which u will fliter
propA
propB
creationData
so u will write basic query like
select * from entit
Hi,
I have a list of Key and i want to get Entity for all these key using
JDO.
Is it possible in JDO? Having a hard time to search through internet
and not finding it.
Tried using pm.getObjectsById(Collection), but it says Object not
found with keys present in the list. I wrote following code for
No one know??.google guys any response?
On May 23, 3:16 am, Ravi Sharma wrote:
> Hi All JDO Experts,
> I am trying to write JDO query to query on List property but didnt find in
> documentaion on google app site.
> Class InterestedParty
> {
> Key id;
> List parties;
>
&g
Hi All JDO Experts,
I am trying to write JDO query to query on List property but didnt find in
documentaion on google app site.
Class InterestedParty
{
Key id;
List parties;
}
So basically now i want to query all IntrestedParties where parties list
contain User(1) or User(5) etc.
So i expect que
What about the code which reads the data? How we will test it if can't
persist the data in test cases.
Sent from my iPhone
On 21 May 2010, at 15:33, Unni Panicker wrote:
When you run the server , data gets persisted and u can view the
data using the console http://localhost:/_ah/admin.
.bin ) you just
mentioned and it will create new one, but it never created this file.
I know in memory data is proper but it never get persisted and my
subsequent test cases can not use it.
Can you please send me your example which you are running so that i
can see if i am missing anything.
Thanks,
Ravi
it to me.
Thanks,
Ravi.
On May 19, 7:55 am, Ravi wrote:
> Finally found the problem that in documentation its not mentioned that
> few of the jars need to be included. They did mention few but not all,
> may be documentation need to be fixed.
> So it worked now. but now getting ano
-api.jar. The file is corrupt
Can any one from google please check the file. I tried downloading it 2-3
times.Initially i thought may be my download was not ok.
Thanks,
Ravi.
On Wed, May 19, 2010 at 10:24 PM, Patrick Brown wrote:
> Hi Ravi
>
>After my ( it's ) initial failure I we
va-sdk-1.3.4, after moving it out it worked well. Is
> this your issue also?
>
> Thanks,
> Patrick
>
> On Wed, May 19, 2010 at 4:38 PM, Ravi Sharma wrote:
>
>> I Downloaded the SDK and tried to create SDK 1.3.4 in eclipse. The Zip
>> file was unzipped as D:\library\app
.
Am i doing something wrong here?.
When this version will be available through eclipse site directly?
Thanks,
Ravi
On Wed, May 19, 2010 at 6:30 PM, Ikai L (Google) wrote:
> Hello, App Engine developers!
>
> Hopefully you're all following along the Google I/O keynote and seen ou
be able to receive all different kinds of activity. I
think this kind of inheritance is not supported in GAE. I don't know
what options are there for such things.
Thanks,
Ravi
On May 19, 4:39 pm, Tristan wrote:
> I think you misunderstand what I proposed
>
> Class UserAc
, then i may merge
it with the userActivity and duplicate the data like activityStaus in
500 rows(just to make retrieval faster).
Feel free to comment on this design.
(There is always a better solution)
Thanks,
Ravi.
On May 19, 1:13 am, Tristan wrote:
> What about doing this?
>
> Have
guys, we ask so basic/absurd/stupid/naive
questions all the time and they always reply politely and definitely
don't end the discussion with END.
Ravi.
On May 19, 7:06 am, Luca wrote:
> End Very kind from you !! And you haven't asked twice.
>
> Anyway I will be back on t
, but then i can not query it using Id or any other
field as it was never persisted on file system.
Can you please help. I am using SDK 1.3.3
Thanks,
Ravi.
On May 18, 8:25 pm, Ravi Sharma wrote:
> Hi,
> First time i am trying to run local junit test in eclipse. I am following
> exac
thing missing on Docs on this link
http://code.google.com/appengine/docs/java/tools/localunittesting.html, as i
am following it exactly written or may be my eyes are not able to find what
i am missing.
Please help.
Thanks,
Ravi.
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Drasko,
I checked your demo,its great. I found one small problem. For Yahoo and
google it works fine but for AOL and OpenId it go to goole login page. does
this mean we can use only google and yahoo or its something you have just
not provided correct info while creating the urls.
Thyanks,
Ravi
ow it will perform.
But i would love to see some solution where write is less and still
read is faster like any other site(facebook/twitter etc)
Ravi.
On May 18, 4:31 pm, Yiming Li wrote:
> This is an interesting problem, I am not an expert on database design,
> especially key-value based d
ut. This seems
not a good option to me.
How can i solve this problem efficiently and design a good solution.
Thanks in advance
Ravi.
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I tried using it in dev mode in my machine and used the following method to
create login URL.
UserServiceFactory.getUserService().createLoginURL("/index.htm","
www.test.com","emai...@hotmail.com", null);
and i got the login url as
http://127.0.0.1:/_ah/login?continue=%2Findex.htm
and i am gu
for a domain that isn't using Google
Apps. Please check the web address and try again. (although mysite.com do
use google apps)
Any idea?
Ravi.
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A simple servlet which reads some data from a table - and query
analytics service and store data in another table. When i run this
servlet from browser it works (always). I have scheduled this servlet
to run as cron job and it is not working at all. And i see the below
exception in App engine logs
s my message reached
chat.sendMessage(messageXml);
}
public void disconnect() throws XMPPException
{
connection.disconnect();
}}
On Tue, Dec 1, 2009 at 11:24 PM, Ravi Sharma wrote:
> Hi Ikai,
> Yes you are right you might have got 10 messages/minute.
Thanks Ikai.
On Wed, Dec 9, 2009 at 6:30 PM, Ikai L (Google) wrote:
> Here's the issue in our public tracker:
>
> http://code.google.com/p/googleappengine/issues/detail?id=2481
>
>
> On Wed, Dec 9, 2009 at 9:56 AM, Ikai L (Google) wrote:
>
>> Ravi,
>>
Can anyone from google look into this issue please?
On Mon, Dec 7, 2009 at 8:15 PM, Ravi Sharma wrote:
> Hi Jason and all Google guys,
> This is real big problem and its not just canslimbot application but there
> are many applications, in today's mails i can see 3 people h
Hi Jason and all Google guys,
This is real big problem and its not just canslimbot application but there
are many applications, in today's mails i can see 3 people have faced this
problem i ncluding m e. I am sure there is some defect in index building.
Can you please have a look.
Thanks,
Now i changed my sort order back from title to id.
And things are working fine again. i am getting the correct number of
rows.
So I am sure that there is a problem in Index building. It does say
that index serving but it has not indexed my whole data.
Google guys any opinion on it?
Thanks,
Ravi
as
made my data lost somewhere or unreachable.
Can you please advise what is the problem here.
*Fields audioTitleExternalId and title both are not null in all entities.*
Thanks,
Ravi.
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Thanks,
Ravi.
On Tue, Dec 1, 2009 at 10:05 PM, Ikai L (Google) wrote:
> Ravi,
>
> Using the sample code, I am able to get above 10 messages a minute. What
> happens when you add your application in GTalk instead of your custom
> client? Here's the code I'm using. It
Hi Ikai L/Google App Team,
Did you get a chance to look at this problem?
Thanks,
Ravi
On Nov 30, 8:19 pm, Ravi Sharma wrote:
> Hi,
> Thanks for looking into it.I am sending the small code which i am using. I
> am using smack library.
> This behaviour is not consistant. Once i was
rom server, if i receive the
same mesage back that means my message did not reach server.If i receive
success, that means my message reached
chat.sendMessage(messageXml);
}
public void disconnect() throws XMPPException
{
connection.disconnect();
}
}
On Mon, Nov 30
Guys i think we have lots of more important issue to discuss here then "what
should be the name".
Shakespeare said once *What's in a name* :).
I am waiting for my other queries to be answered by Google guys.. i hope
they are enjoying Thanks giving holidays and will reply back soon..
Enjoy.
O
I am not sure, but i think you dont need to(should not) set fromJid, as
message will be sent from your application JID.
I am running following code and its working .
JID jid = new JID(responseJid);
Message msg = new MessageBuilder()
.withRecipientJids(jid)
.withBod
days
to make those 2 calls.
I really need some help here.
Thanks in Advance
Ravi.
On Nov 25, 9:50 pm, Ravi Sharma wrote:
> Hi Googlers,
> Can i have some reply on my problem, its really a stopper for our
> application.
>
> *Now one bigger problem we are seeing.*
> I se
Thanks in advance,
Ravi.
On Wed, Nov 25, 2009 at 9:33 AM, Ravi Sharma wrote:
> Hi,
> I am trying to write a XMPP Client. When i send a mesage from Client to GAE
> application, it always reach the server and then server reply back. When i
> ran the client first time it worked f
message has been
sent.
Thanks,
Ravi.
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google
in local it will not ask for dependecies as GWT-window jar contains
DIgester and Collection classes, but on GAE server you need it. So download
those jars and keep them in your lib folder.
I dont miss JAXB any more :)
Thanks,
Ravi.
On Sun, Nov 22, 2009 at 8:13 PM, Rusty Wright wrote:
> Here
org.apache.commons.betwixt.XMLIntrospector introspect: Security
manager does not allow bean info search path to be set
then i suppose we can not use Betwixt on GAE. If we can then can
anyone tell what i can do to make it work.
If not then can you suggest any othe rlibarary which can be used.
Thanks,
Ravi.
On
Hi,
Is is there any limit on maximum length of XMPP message.?
Ravi.
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Vice Versa.
Please Suggest some thing
Ravi.
On Fri, Nov 6, 2009 at 3:59 PM, rakeshv wrote:
>
> > I am sure lots of people here doing this normal thing to convert Java
> > Object to XML and Vice Versa.
> > Please Suggest some thing.
>
> The XML element/attribute pair m
Hi I have following code
SessionUtil.startDbSession(sessionObject.getUserSession());
Forum forum = null;
try{
forum =
PersistanceHelper.getForumCategoryPersistance().getForumCategoryById(sessionObject.getUserSession(),
forumId);
System.out.println("1Forum Name = "+ forum.ge
No Reply :(
I am eagerly waiting for response, as if it doesnt work then i may
need to redesign all m y entities for unowned relations... :(
On Sep 24, 11:29 pm, Ravi Sharma wrote:
> Hi,
> I have following classes. I am creating a country object first and it get
> persisted, th
ate String name;
@Persistent
private Country country;
@Persistent(mappedBy = "state")
private List districts;
}
public interface BaseObject {
public Key getId();
public void setId(Key id);
}
Thanks,
Ravi
--~--~-~--~~~---~--~~
You r
oject properties in the
> > bottom of the deploy dialog (which normally asks for your username and
> > password). Click on this, and you can enter the appengine application ID on
> > the following properties page.
>
> > jason
>
> > On Mon, Sep 14, 2009 at 10:25
ust either use the App
> Engine Datastore or push you JDBC requests to another server using the
> UrlFetch service (perhaps using SDC).
>
>
>
>
>
> On Sun, Sep 13, 2009 at 2:14 AM, Ravi Mandliya wrote:
>
> > Hello everyone I just uploaded my first application, its runni
Hello everyone I just uploaded my first application, its running, and
seems to be working fine,
but there is a problem, I get the following error when onblur() on
the
textbox is activated, I have applied ajax which fetches the data from
Database(IBM DB2). It generates the following error:
java.sec
Hello everyone I just uploaded my first application, its running, and
seems to be working fine,
but there is a problem, I get the following error when onblur() on the
textbox is activated, I have applied ajax which fetches the data from
Database(IBM DB2). It generates the following error:
java.se
I have a web project build in eclipse..
I have installed google plugin..
But I cant deploy it, as I dont have configuration file which carries
application ID for google etc
How to deploy it.. can some one give me link to tutorial?
I tried to create a new project, but it does not add a servlet, the
else
declareParamString =
getClassType(value.getClass().getName())+ "
"+ paramName;
}
System.out.println("New Declare Param = "
+declareParamString);
Hi Googlers...any thought on this. Please help
On Aug 29, 12:44 am, Ravi Sharma wrote:
> Hi,
> I am creating a query as follows, it was working before and then i upgraded
> to SDK1.2.2 and it stopped working
>
> criteria = "mainPost=p_mainPost and
Hi,
I am creating a query as follows, it was working before and then i upgraded
to SDK1.2.2 and it stopped working
criteria = "mainPost=p_mainPost and category=p_category";
query = pm.newQuery(Post.class,criteria);
Map paramMap = new HashMap();
par
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