Looking at the generated code in Nalukit, doPost has been overridden as
final in RemoteServlet. This method will not work.
public abstract class AbstractRemoteServiceServlet extends HttpServlet {
protected transient ThreadLocal<HttpServletRequest> perThreadRequest;
protected transient ThreadLocal<HttpServletResponse> perThreadResponse;
public AbstractRemoteServiceServlet() {
}
public final void doPost(HttpServletRequest request, HttpServletResponse
response) {
On Wednesday, May 19, 2021 at 2:30:08 AM UTC-5 [email protected] wrote:
> Yes, you can use GWT RPC instead of REST:
> https://stackoverflow.com/questions/9160535/is-it-possible-to-upload-a-file-via-gwt-rpc-servlets
>
> Or just google "gwt rpc upload file"
>
> likejudo schrieb am Dienstag, 18. Mai 2021 um 16:53:43 UTC+2:
>
>> Can I do it without REST and only SpringBoot?
>>
>> On Tuesday, May 18, 2021 at 9:00:20 AM UTC-5 likejudo wrote:
>>
>>> I see there are only RCs, not Releases
>>> https://search.maven.org/artifact/org.dominokit/domino-rest-jvm/1.0.0-RC3/jar
>>>
>>> On Tuesday, May 18, 2021 at 8:57:09 AM UTC-5 likejudo wrote:
>>>
>>>> thanks :) It found elemental2 but gave an error on dominokit. I see it
>>>> is a RC not a Release. Perhaps that version number is a problem?
>>>> Cannot resolve org.dominokit:domino-jackson-processor:1.0.0-RC1
>>>>
>>>> On Tuesday, May 18, 2021 at 8:28:42 AM UTC-5 [email protected] wrote:
>>>>
>>>>> Upps my mistake... "Version" is wrong --> "version"... here you are....
>>>>>
>>>>> <dependency>
>>>>> <groupId>com.google.elemental2</groupId>
>>>>> <artifactId>elemental2-core</artifactId>
>>>>> <version>1.1.0</version>
>>>>> </dependency>
>>>>>
>>>>> Am Di., 18. Mai 2021 um 13:38 Uhr schrieb likejudo <[email protected]
>>>>> >:
>>>>>
>>>>>> IntelliJ.
>>>>>> Unfortunately, it gives an error that "com.google.elemental2:
>>>>>> elemental2-core.pom:unknown" in the repo.
>>>>>>
>>>>>> On Tuesday, May 18, 2021 at 1:07:02 AM UTC-5 [email protected]
>>>>>> wrote:
>>>>>>
>>>>>>> If you use Eclipse just create a new Maven project and add this
>>>>>>> dependency in the pom.xml
>>>>>>>
>>>>>>> <dependency>
>>>>>>> <groupId>com.google.elemental2</groupId>
>>>>>>> <artifactId>elemental2-core</artifactId>
>>>>>>> <version>1.1.0</Version>
>>>>>>> </dependency>
>>>>>>>
>>>>>>> Then run mvn clean package
>>>>>>>
>>>>>>> You can do the same with IntelliJ or VSC.
>>>>>>>
>>>>>>> likejudo <[email protected]> schrieb am Di., 18. Mai 2021, 01:02:
>>>>>>>
>>>>>>>> Dr Lofi,
>>>>>>>> What archetype did you use? I am not allowed to clone nor
>>>>>>>> copy-paste code into my workspace.
>>>>>>>> Can you please give me the "maven generate" command line you used?
>>>>>>>>
>>>>>>>> On Monday, May 17, 2021 at 4:53:58 PM UTC-5 likejudo wrote:
>>>>>>>>
>>>>>>>>> If I understand correctly,
>>>>>>>>> I will try that but I am not allowed to clone any repo from github
>>>>>>>>> nor downlead any software.
>>>>>>>>> I have been doing this POC in my personal laptop, not my workspace
>>>>>>>>> at work.
>>>>>>>>>
>>>>>>>>>
>>>>>>>>> On Monday, May 17, 2021 at 3:52:33 PM UTC-5 [email protected]
>>>>>>>>> wrote:
>>>>>>>>>
>>>>>>>>>> Ahh forget... You need to run your local mvn first... Maybe you
>>>>>>>>>> are the first person who will download the Domino libs...
>>>>>>>>>>
>>>>>>>>>> So please check out this project:
>>>>>>>>>> https://github.com/lofidewanto/stockwatcher/tree/master/stockwatcher-springboot
>>>>>>>>>>
>>>>>>>>>> and run
>>>>>>>>>> mvn clean install
>>>>>>>>>>
>>>>>>>>>> [email protected] schrieb am Montag, 17. Mai 2021 um 22:50:44
>>>>>>>>>> UTC+2:
>>>>>>>>>>
>>>>>>>>>>> Can you find following lib?
>>>>>>>>>>>
>>>>>>>>>>> <dependency>
>>>>>>>>>>> <groupId>com.google.elemental2</groupId>
>>>>>>>>>>> <artifactId>elemental2-core</artifactId>
>>>>>>>>>>> </dependency>
>>>>>>>>>>>
>>>>>>>>>>> Without this one it is not possible - at least it doesn't make
>>>>>>>>>>> sense for me - to work with REST on GWT / JavaScript...
>>>>>>>>>>> likejudo schrieb am Montag, 17. Mai 2021 um 22:41:24 UTC+2:
>>>>>>>>>>>
>>>>>>>>>>>> Unfortunately, I do not find it in our Nexus.
>>>>>>>>>>>> In the keyword search box, I searched for org.dominokit and
>>>>>>>>>>>> then I searched for domino-rest-client.
>>>>>>>>>>>> "No results found".
>>>>>>>>>>>>
>>>>>>>>>>>> On Monday, May 17, 2021 at 3:06:44 PM UTC-5 [email protected]
>>>>>>>>>>>> wrote:
>>>>>>>>>>>>
>>>>>>>>>>>>> If you want to use REST, you should use Domino REST simple
>>>>>>>>>>>>> framework for GWT, see:
>>>>>>>>>>>>> https://github.com/DominoKit/domino-rest
>>>>>>>>>>>>>
>>>>>>>>>>>>> Here is my example using REST with Domino REST for GWT:
>>>>>>>>>>>>> https://github.com/lofidewanto/stockwatcher/blob/3079899cb55da13f5d5bc2bd385868dc9276fd89/stockwatcher-springboot/stockwatcher-springboot-client/src/main/java/stockwatcher/client/ResponseFromServerPanel.java#L184
>>>>>>>>>>>>>
>>>>>>>>>>>>> If you cannot add Domino REST, we need to use a simple
>>>>>>>>>>>>> JavaScript API but I won't recommend that to you... Maybe you
>>>>>>>>>>>>> check in your
>>>>>>>>>>>>> Nexus first whether you can find Domino REST? It is also in Maven
>>>>>>>>>>>>> Central...
>>>>>>>>>>>>>
>>>>>>>>>>>>> https://github.com/DominoKit/domino-rest/wiki/Quick-start
>>>>>>>>>>>>>
>>>>>>>>>>>>> GWT 2.9.0.
>>>>>>>>>>>>>
>>>>>>>>>>>>> Thanks
>>>>>>>>>>>>> likejudo schrieb am Montag, 17. Mai 2021 um 22:00:12 UTC+2:
>>>>>>>>>>>>>
>>>>>>>>>>>>>> The REST example uses Postman as client, not GWT.
>>>>>>>>>>>>>> I need to use Spring Boot for server, and GWT for client.
>>>>>>>>>>>>>> REST is fine if I don't have to add new libraries.
>>>>>>>>>>>>>> (I want to avoid adding libraries like Domino to keep it
>>>>>>>>>>>>>> simple and not worry about yet learning another tool,
>>>>>>>>>>>>>> availability in my
>>>>>>>>>>>>>> repo, and license).
>>>>>>>>>>>>>>
>>>>>>>>>>>>>> Working in baby steps, I want to send a file from the GWT
>>>>>>>>>>>>>> client to SpringBoot server.
>>>>>>>>>>>>>> Following the Spring docs
>>>>>>>>>>>>>> https://spring.io/guides/gs/uploading-files/
>>>>>>>>>>>>>>
>>>>>>>>>>>>>> I added a multipart file parameter, but then get a compile
>>>>>>>>>>>>>> error
>>>>>>>>>>>>>>
>>>>>>>>>>>>>> My code is here:
>>>>>>>>>>>>>> https://github.com/1dropaflame/UploadStocks/commit/3c1599253f569c439f6d755b917be5b74140b97c
>>>>>>>>>>>>>>
>>>>>>>>>>>>>> @WebServlet("/stockwatcher/greet")
>>>>>>>>>>>>>> public class GreetingServiceImpl extends RemoteServiceServlet
>>>>>>>>>>>>>> implements GreetingService {
>>>>>>>>>>>>>> public GreetingResponse greetServer(@RequestParam("file")
>>>>>>>>>>>>>> MultipartFile file,
>>>>>>>>>>>>>> RedirectAttributes redirectAttributes) throws
>>>>>>>>>>>>>> IllegalArgumentException {
>>>>>>>>>>>>>> // Verify that the input is valid.
>>>>>>>>>>>>>> System.out.println("greetServer is called!");
>>>>>>>>>>>>>> I tried changing the GreetingService also but also get a
>>>>>>>>>>>>>> compile error:
>>>>>>>>>>>>>>
>>>>>>>>>>>>>> [INFO] --- maven-compiler-plugin:3.8.1:compile
>>>>>>>>>>>>>> (default-compile) @ StockWatcher-shared ---
>>>>>>>>>>>>>> [INFO] Changes detected - recompiling the module!
>>>>>>>>>>>>>> [INFO] Compiling 4 source files to
>>>>>>>>>>>>>> C:\Users\User\Documents\Learn\GWT\Nalu\StockWatcher\StockWatcher-shared\target\classes
>>>>>>>>>>>>>> [INFO]
>>>>>>>>>>>>>> -------------------------------------------------------------
>>>>>>>>>>>>>> [ERROR] COMPILATION ERROR :
>>>>>>>>>>>>>> [INFO]
>>>>>>>>>>>>>> -------------------------------------------------------------
>>>>>>>>>>>>>> [ERROR]
>>>>>>>>>>>>>> /C:/Users/User/Documents/Learn/GWT/Nalu/StockWatcher/StockWatcher-shared/src/main/java/stockwatcher/GreetingService.java:[11,38]
>>>>>>>>>>>>>>
>>>>>>>>>>>>>> cannot find symbol
>>>>>>>>>>>>>> symbol: class MultipartFile
>>>>>>>>>>>>>> location: interface stockwatcher.GreetingService
>>>>>>>>>>>>>> [ERROR]
>>>>>>>>>>>>>> /C:/Users/User/Documents/Learn/GWT/Nalu/StockWatcher/StockWatcher-shared/src/main/java/stockwatcher/GreetingService.java:[11,58]
>>>>>>>>>>>>>>
>>>>>>>>>>>>>> cannot find symbol
>>>>>>>>>>>>>> symbol: class RedirectAttributes
>>>>>>>>>>>>>> location: interface stockwatcher.GreetingService
>>>>>>>>>>>>>> [INFO] 2 errors
>>>>>>>>>>>>>> [INFO]
>>>>>>>>>>>>>> -------------------------------------------------------------
>>>>>>>>>>>>>> [INFO]
>>>>>>>>>>>>>> ------------------------------------------------------------------------
>>>>>>>>>>>>>> [INFO] Reactor Summary for StockWatcher 1.0-SNAPSHOT:
>>>>>>>>>>>>>> [INFO]
>>>>>>>>>>>>>> [INFO] StockWatcher .......................................
>>>>>>>>>>>>>> SUCCESS [ 0.075 s]
>>>>>>>>>>>>>> [INFO] StockWatcher-shared ................................
>>>>>>>>>>>>>> FAILURE [ 0.835 s]
>>>>>>>>>>>>>> [INFO] StockWatcher-client ................................
>>>>>>>>>>>>>> SKIPPED
>>>>>>>>>>>>>> [INFO] StockWatcher-server ................................
>>>>>>>>>>>>>> SKIPPED
>>>>>>>>>>>>>> [INFO]
>>>>>>>>>>>>>> ------------------------------------------------------------------------
>>>>>>>>>>>>>> [INFO] BUILD FAILURE
>>>>>>>>>>>>>> [INFO]
>>>>>>>>>>>>>> ------------------------------------------------------------------------
>>>>>>>>>>>>>> [INFO] Total time: 1.914 s
>>>>>>>>>>>>>> [INFO] Finished at: 2021-05-17T14:50:09-05:00
>>>>>>>>>>>>>> [INFO]
>>>>>>>>>>>>>> ------------------------------------------------------------------------
>>>>>>>>>>>>>> [ERROR] Failed to execute goal
>>>>>>>>>>>>>> org.apache.maven.plugins:maven-compiler-plugin:3.8.1:compile
>>>>>>>>>>>>>> (default-compile) on project StockWatcher-shared: Compilation
>>>>>>>>>>>>>> failure:
>>>>>>>>>>>>>> Compilation failure:
>>>>>>>>>>>>>> [ERROR]
>>>>>>>>>>>>>> /C:/Users/User/Documents/Learn/GWT/Nalu/StockWatcher/StockWatcher-shared/src/main/java/stockwatcher/GreetingService.java:[11,38]
>>>>>>>>>>>>>>
>>>>>>>>>>>>>> cannot find symbol
>>>>>>>>>>>>>> [ERROR] symbol: class MultipartFile
>>>>>>>>>>>>>> [ERROR] location: interface stockwatcher.GreetingService
>>>>>>>>>>>>>> [ERROR]
>>>>>>>>>>>>>> /C:/Users/User/Documents/Learn/GWT/Nalu/StockWatcher/StockWatcher-shared/src/main/java/stockwatcher/GreetingService.java:[11,58]
>>>>>>>>>>>>>>
>>>>>>>>>>>>>> cannot find symbol
>>>>>>>>>>>>>> [ERROR] symbol: class RedirectAttributes
>>>>>>>>>>>>>> [ERROR] location: interface stockwatcher.GreetingService
>>>>>>>>>>>>>> [ERROR] -> [Help 1]
>>>>>>>>>>>>>> [ERROR]
>>>>>>>>>>>>>> [ERROR] To see the full stack trace of the errors, re-run
>>>>>>>>>>>>>> Maven with the -e switch.
>>>>>>>>>>>>>> [ERROR] Re-run Maven using the -X switch to enable full debug
>>>>>>>>>>>>>> logging.
>>>>>>>>>>>>>> [ERROR]
>>>>>>>>>>>>>> [ERROR] For more information about the errors and possible
>>>>>>>>>>>>>> solutions, please read the following articles:
>>>>>>>>>>>>>> [ERROR] [Help 1]
>>>>>>>>>>>>>> http://cwiki.apache.org/confluence/display/MAVEN/MojoFailureException
>>>>>>>>>>>>>> [ERROR]
>>>>>>>>>>>>>> [ERROR] After correcting the problems, you can resume the
>>>>>>>>>>>>>> build with the command
>>>>>>>>>>>>>> [ERROR] mvn <args> -rf :StockWatcher-shared
>>>>>>>>>>>>>> On Monday, May 17, 2021 at 12:17:58 PM UTC-5
>>>>>>>>>>>>>> [email protected] wrote:
>>>>>>>>>>>>>>
>>>>>>>>>>>>>>> You need to decide first, what communication protocol you
>>>>>>>>>>>>>>> want to use between your Web browser (client) and your Spring
>>>>>>>>>>>>>>> Boot (server):
>>>>>>>>>>>>>>>
>>>>>>>>>>>>>>> - GWT RPC
>>>>>>>>>>>>>>> - REST
>>>>>>>>>>>>>>>
>>>>>>>>>>>>>>> In both cases you can upload your files...
>>>>>>>>>>>>>>>
>>>>>>>>>>>>>>> GWT RPC:
>>>>>>>>>>>>>>> https://stackoverflow.com/questions/9160535/is-it-possible-to-upload-a-file-via-gwt-rpc-servlets
>>>>>>>>>>>>>>>
>>>>>>>>>>>>>>> REST:
>>>>>>>>>>>>>>> https://www.websparrow.org/spring/spring-boot-rest-api-file-upload-save-example
>>>>>>>>>>>>>>>
>>>>>>>>>>>>>>> Hope this helps!
>>>>>>>>>>>>>>>
>>>>>>>>>>>>>>>
>>>>>>>>>>>>>>>
>>>>>>>>>>>>>>> Am Mo., 17. Mai 2021 um 18:58 Uhr schrieb likejudo <
>>>>>>>>>>>>>>> [email protected]>:
>>>>>>>>>>>>>>>
>>>>>>>>>>>>>>>> Dr Lofi,
>>>>>>>>>>>>>>>> I need to make a file uploader for a spring boot server and
>>>>>>>>>>>>>>>> was looking at the generated code. I see that the Impl extends
>>>>>>>>>>>>>>>>
>>>>>>>>>>>>>>>> RemoteServiceServlet.
>>>>>>>>>>>>>>>> The example for file uploads however, has its own
>>>>>>>>>>>>>>>> controller.
>>>>>>>>>>>>>>>>
>>>>>>>>>>>>>>>> https://spring.io/guides/gs/uploading-files/
>>>>>>>>>>>>>>>>
>>>>>>>>>>>>>>>> @Controller public class FileUploadController {
>>>>>>>>>>>>>>>> .....
>>>>>>>>>>>>>>>> @PostMapping("/") public String
>>>>>>>>>>>>>>>> handleFileUpload(@RequestParam("file") MultipartFile file,
>>>>>>>>>>>>>>>> RedirectAttributes redirectAttributes) {
>>>>>>>>>>>>>>>>
>>>>>>>>>>>>>>>> NaluKit has the servicing method in the Impl.
>>>>>>>>>>>>>>>>
>>>>>>>>>>>>>>>>
>>>>>>>>>>>>>>>> https://github.com/1dropaflame/UploadStocks/blob/main/StockWatcher/StockWatcher-server/src/main/java/stockwatcher/GreetingServiceImpl.java
>>>>>>>>>>>>>>>>
>>>>>>>>>>>>>>>> @WebServlet("/stockwatcher/greet")
>>>>>>>>>>>>>>>> public class GreetingServiceImpl extends
>>>>>>>>>>>>>>>> RemoteServiceServlet implements GreetingService {
>>>>>>>>>>>>>>>>
>>>>>>>>>>>>>>>> I am confused which to follow.
>>>>>>>>>>>>>>>>
>>>>>>>>>>>>>>>> On Monday, May 17, 2021 at 11:44:33 AM UTC-5
>>>>>>>>>>>>>>>> [email protected] wrote:
>>>>>>>>>>>>>>>>
>>>>>>>>>>>>>>>>> Yeah, I think your Nexus is connected to Maven Central...
>>>>>>>>>>>>>>>>> So you would have everything which is already uploaded at
>>>>>>>>>>>>>>>>> Maven Central...
>>>>>>>>>>>>>>>>>
>>>>>>>>>>>>>>>>> Other than Maven Central is difficult...
>>>>>>>>>>>>>>>>> likejudo schrieb am Montag, 17. Mai 2021 um 16:32:00 UTC+2:
>>>>>>>>>>>>>>>>>
>>>>>>>>>>>>>>>>>> @TBroyer, @Lofi
>>>>>>>>>>>>>>>>>> When I looked in my employer's Nexus repo searching for
>>>>>>>>>>>>>>>>>> "gwt-maven-plugin" I found only the Mojo Codehaus plugin.
>>>>>>>>>>>>>>>>>> So I assumed that we did not have it.
>>>>>>>>>>>>>>>>>> A few days ago, I searched instead for
>>>>>>>>>>>>>>>>>> "net.ltgt.gwt.maven" and found it! :)
>>>>>>>>>>>>>>>>>>
>>>>>>>>>>>>>>>>>> On Monday, May 17, 2021 at 7:09:21 AM UTC-5
>>>>>>>>>>>>>>>>>> [email protected] wrote:
>>>>>>>>>>>>>>>>>>
>>>>>>>>>>>>>>>>>>> On Sunday, May 16, 2021 at 5:54:51 PM UTC+2
>>>>>>>>>>>>>>>>>>> [email protected] wrote:
>>>>>>>>>>>>>>>>>>>
>>>>>>>>>>>>>>>>>>>> Yes that also fine.
>>>>>>>>>>>>>>>>>>>>
>>>>>>>>>>>>>>>>>>>> The main thing: use the *TBroyer Maven plugin* instead
>>>>>>>>>>>>>>>>>>>> the old one or Eclipse plugin.
>>>>>>>>>>>>>>>>>>>>
>>>>>>>>>>>>>>>>>>>
>>>>>>>>>>>>>>>>>>> Except, he said several times that he couldn't: “ I
>>>>>>>>>>>>>>>>>>> don't have a choice. I have to use what is in my employer's
>>>>>>>>>>>>>>>>>>> repository.”
>>>>>>>>>>>>>>>>>>>
>>>>>>>>>>>>>>>>>> --
>>>>>>>>>>>>>>>>
>>>>>>>>>>>>>>> You received this message because you are subscribed to a
>>>>>>>>>>>>>>>> topic in the Google Groups "GWT Users" group.
>>>>>>>>>>>>>>>> To unsubscribe from this topic, visit
>>>>>>>>>>>>>>>> https://groups.google.com/d/topic/google-web-toolkit/TclImrErWMY/unsubscribe
>>>>>>>>>>>>>>>> .
>>>>>>>>>>>>>>>> To unsubscribe from this group and all its topics, send an
>>>>>>>>>>>>>>>> email to [email protected].
>>>>>>>>>>>>>>>>
>>>>>>>>>>>>>>> To view this discussion on the web visit
>>>>>>>>>>>>>>>> https://groups.google.com/d/msgid/google-web-toolkit/2600230b-5cd3-4929-9e3c-e32f068e7511n%40googlegroups.com
>>>>>>>>>>>>>>>>
>>>>>>>>>>>>>>>> <https://groups.google.com/d/msgid/google-web-toolkit/2600230b-5cd3-4929-9e3c-e32f068e7511n%40googlegroups.com?utm_medium=email&utm_source=footer>
>>>>>>>>>>>>>>>> .
>>>>>>>>>>>>>>>>
>>>>>>>>>>>>>>> --
>>>>>>>> You received this message because you are subscribed to a topic in
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>>>>>>>> To unsubscribe from this topic, visit
>>>>>>>> https://groups.google.com/d/topic/google-web-toolkit/TclImrErWMY/unsubscribe
>>>>>>>> .
>>>>>>>> To unsubscribe from this group and all its topics, send an email to
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>>>>>>>>
>>>>>>> To view this discussion on the web visit
>>>>>>>> https://groups.google.com/d/msgid/google-web-toolkit/2476923f-0d35-4d1f-8714-1cd7c58c7948n%40googlegroups.com
>>>>>>>>
>>>>>>>> <https://groups.google.com/d/msgid/google-web-toolkit/2476923f-0d35-4d1f-8714-1cd7c58c7948n%40googlegroups.com?utm_medium=email&utm_source=footer>
>>>>>>>> .
>>>>>>>>
>>>>>>> --
>>>>>> You received this message because you are subscribed to a topic in
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>>>>>> To unsubscribe from this topic, visit
>>>>>> https://groups.google.com/d/topic/google-web-toolkit/TclImrErWMY/unsubscribe
>>>>>> .
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>>>>>> [email protected].
>>>>>>
>>>>> To view this discussion on the web visit
>>>>>> https://groups.google.com/d/msgid/google-web-toolkit/6c19050b-ab43-4ce8-ac4d-b469b74d47b0n%40googlegroups.com
>>>>>>
>>>>>> <https://groups.google.com/d/msgid/google-web-toolkit/6c19050b-ab43-4ce8-ac4d-b469b74d47b0n%40googlegroups.com?utm_medium=email&utm_source=footer>
>>>>>> .
>>>>>>
>>>>>
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