Sorry here is the link of the project: https://github.com/ibaca/gsg-hello-app
Just download and unzip and build it just like my project above... Does this project give the same error? [email protected] schrieb am Sonntag, 2. Mai 2021 um 21:23:10 UTC+2: > <quote> > At home (on my personal computer not employer workspace, without the > restrictions of using only company repository), > I downloaded and ran your example using Broyer plugin. It works. Thank > you. > </quote> > > OK, great 👍 > > <quote> > At step 3 Package, Run and Debug > I get an *error* > > xxx@xxxx xxxx ~/Documents/Learn/gwt/hello-app > $ mvn package > [INFO] Scanning for projects... > [ERROR] [ERROR] Some problems were encountered while processing the POMs: > [ERROR] Unknown packaging: gwt-app @ line 10, column 14 > </quote> > > This is the project... you can download and unzip. I downloaded the > project, unzip and did: mvn clean package. It works without errors. > > My Java version: java -version > openjdk version "12" 2019-03-19 > OpenJDK Runtime Environment AdoptOpenJDK (build 12+33) > OpenJDK 64-Bit Server VM AdoptOpenJDK (build 12+33, mixed mode, sharing) > > My Maven version: mvn -version > Apache Maven 3.3.9 (bb52d8502b132ec0a5a3f4c09453c07478323dc5; > 2015-11-10T17:41:47+01:00) > Maven home: /Users/lofidewanto/Applications/apache-maven-3.3.9 > Java version: 12, vendor: AdoptOpenJDK > Java home: > /Library/Java/JavaVirtualMachines/adoptopenjdk-12.jdk/Contents/Home > Default locale: de_DE, platform encoding: UTF-8 > OS name: "mac os x", version: "10.16", arch: "x86_64", family: "mac" > > What Java and Maven version are you using? > > Thanks. > likejudo schrieb am Sonntag, 2. Mai 2021 um 20:43:01 UTC+2: > >> At home (on my personal computer not employer workspace, without the >> restrictions of using only company repository), >> I downloaded and ran your example using Broyer plugin. It works. Thank >> you. >> Then I tried the Ignacio Baca tutorial >> <https://dev.to/ibaca/modern-gwt-first-steps-509k#the-starting-guide>with >> maven (using IntelliJ Community Edition). >> At step 3 Package, Run and Debug >> I get an *error* >> >> userr@DESKTOP MINGW64 ~/Documents/Learn/gwt/hello-app >> $ mvn package >> [INFO] Scanning for projects... >> [ERROR] [ERROR] Some problems were encountered while processing the POMs: >> [ERROR] Unknown packaging: gwt-app @ line 10, column 14 >> @ >> [ERROR] The build could not read 1 project -> [Help 1] >> [ERROR] >> [ERROR] The project me:hello-app:HEAD-SNAPSHOT >> (C:\Users\user\Documents\Learn\gwt\hello-app\pom.xml) has 1 error >> [ERROR] Unknown packaging: gwt-app @ line 10, column 14 >> [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/ProjectBuildingException >> >> >> *pom.xml* >> Unfortunately, google groups strips out the xml formatting. >> >> <?xml version="1.0" encoding="UTF-8"?> >> >> <project xmlns="http://maven.apache.org/POM/4.0.0"; xmlns:xsi=" >> http://www.w3.org/2001/XMLSchema-instance"; >> xsi:schemaLocation="http://maven.apache.org/POM/4.0.0 >> http://maven.apache.org/xsd/maven-4.0.0.xsd";> >> <modelVersion>4.0.0</modelVersion> >> >> <groupId>me</groupId> >> <artifactId>hello-app</artifactId> >> <version>HEAD-SNAPSHOT</version> >> >> * <packaging>gwt-app</packaging>* >> <name>hello-app</name> >> <!-- FIXME change it to the project's website --> >> <url>http://www.example.com</url> >> >> <properties> >> <project.build.sourceEncoding>UTF-8</project.build.sourceEncoding> >> <maven.compiler.source>11</maven.compiler.source> >> <maven.compiler.target>11</maven.compiler.target> >> </properties> >> >> <dependencies> >> <dependency> >> <groupId>com.google.gwt</groupId> >> <artifactId>gwt</artifactId> >> <version>2.9.0</version> >> <type>pom</type> >> <scope>import</scope> >> </dependency> >> <dependency> >> <groupId>junit</groupId> >> <artifactId>junit</artifactId> >> <version>4.11</version> >> <scope>test</scope> >> </dependency> >> <dependency> >> <groupId>com.google.gwt</groupId> >> <artifactId>gwt-user</artifactId> >> <version>2.9.0</version> >> </dependency> >> <dependency> >> <groupId>com.google.gwt</groupId> >> <artifactId>gwt-dev</artifactId> >> <version>2.9.0</version> >> </dependency> >> </dependencies> >> >> <build> >> <pluginManagement><!-- lock down plugins versions to avoid using Maven >> defaults (may be moved to parent pom) --> >> <plugins> >> <!-- clean lifecycle, see >> https://maven.apache.org/ref/current/maven-core/lifecycles.html#clean_Lifecycle >> >> --> >> >> >> >> >> >> >> >> >> >> * <plugin> <groupId>net.ltgt.gwt.maven</groupId> >> <artifactId>gwt-maven-plugin</artifactId> <version>1.0.0</version> >> <extensions>true</extensions> <configuration> >> <moduleName>me.App</moduleName> <skipModule>true</skipModule> >> </configuration> </plugin>* >> <plugin> >> <artifactId>maven-clean-plugin</artifactId> >> <version>3.1.0</version> >> </plugin> >> <!-- default lifecycle, jar packaging: see >> https://maven.apache.org/ref/current/maven-core/default-bindings.html#Plugin_bindings_for_jar_packaging >> >> --> >> <plugin> >> <artifactId>maven-resources-plugin</artifactId> >> <version>3.0.2</version> >> </plugin> >> <plugin> >> <artifactId>maven-compiler-plugin</artifactId> >> <version>3.8.1</version> >> </plugin> >> <plugin> >> <artifactId>maven-surefire-plugin</artifactId> >> <version>2.22.1</version> >> </plugin> >> <plugin> >> <artifactId>maven-jar-plugin</artifactId> >> <version>3.0.2</version> >> </plugin> >> <plugin> >> <artifactId>maven-install-plugin</artifactId> >> <version>2.5.2</version> >> </plugin> >> <plugin> >> <artifactId>maven-deploy-plugin</artifactId> >> <version>2.8.2</version> >> </plugin> >> <!-- site lifecycle, see >> https://maven.apache.org/ref/current/maven-core/lifecycles.html#site_Lifecycle >> >> --> >> <plugin> >> <artifactId>maven-site-plugin</artifactId> >> <version>3.7.1</version> >> </plugin> >> <plugin> >> <artifactId>maven-project-info-reports-plugin</artifactId> >> <version>3.0.0</version> >> </plugin> >> </plugins> >> </pluginManagement> >> </build> >> </project> >> >> I will appreciate suggestions to fix this. >> On Friday, April 30, 2021 at 3:15:58 PM UTC-5 [email protected] wrote: >> >>> Forget something... >>> >>> It's wise to *separate the "client" and the "server" in two Maven >>> projects*. Don't use the example of the Mojo Maven plugin because it >>> mixes the client and server on the same Maven project. >>> >>> I've once used it mixed (see >>> https://github.com/interseroh/demo-gwt-springboot) but at the end I had >>> a lot of troubles with the classpath. >>> >>> Here is an example how you could separate the client and server. At the >>> end your result on the client is JavaScript and you can copy the result to >>> the server part using *maven-dependency-plugin*: >>> https://github.com/gwtboot/domino-rest-enum-date >>> >>> Hope this helps. >>> [email protected] schrieb am Freitag, 30. April 2021 um 21:52:56 UTC+2: >>> >>>> ... and yes, you can follow the tutorial with the TBroyer Maven plugin >>>> or the Mojo Maven plugin. >>>> >>>> The code is the same, only the structure is different... You can >>>> compare both: >>>> >>>> - TBroyer Maven plugin (up-to-date): >>>> https://github.com/lofidewanto/gwt-boot-sample-basic >>>> - Mojo Maven plugin (deprecated): >>>> https://github.com/lofidewanto/gwt-old-maven-sample-basic >>>> >>>> Lofi >>>> [email protected] schrieb am Freitag, 30. April 2021 um 21:49:17 >>>> UTC+2: >>>> >>>>> I checked the old Maven GWT Plugin... ok it still works for GWT 2.9 >>>>> but I won't use it anymore. >>>>> >>>>> If you have to use it here is an example - just the same demo from my >>>>> example above but use the old Maven plugin: >>>>> https://github.com/lofidewanto/gwt-old-maven-sample-basic >>>>> >>>>> The Java code is the same but it uses the structure of the old GWT >>>>> Maven plugin... just take a look at the README of the project above. >>>>> >>>>> Hope this helps. >>>>> likejudo schrieb am Freitag, 30. April 2021 um 20:27:00 UTC+2: >>>>> >>>>>> Mojo GWT Maven plugin packages as war. >>>>>> if I package as war, can I still follow the tutorial? >>>>>> >>>>>> On Friday, April 30, 2021 at 12:17:13 PM UTC-5 likejudo wrote: >>>>>> >>>>>>> I don't have a choice. I have to use what is in my employer's >>>>>>> repository. Mojo GWT Maven plugin 2.90 is in the repo. >>>>>>> >>>>>>> On Friday, April 30, 2021 at 12:09:28 PM UTC-5 [email protected] >>>>>>> wrote: >>>>>>> >>>>>>>> You can use my zip file and follow the tutorial using that zip file >>>>>>>> Maven project... >>>>>>>> >>>>>>>> The GWT Java code like in the tutorial doesn't change at all, only >>>>>>>> the project structure with TBroyer GWT Maven plugin... >>>>>>>> >>>>>>>> [email protected] schrieb am Freitag, 30. April 2021 um 19:07:22 >>>>>>>> UTC+2: >>>>>>>> >>>>>>>>> Do not use that old GWT Maven plugin... it makes no sense, it is >>>>>>>>> too old and all of the new stuffs in GWT are using TBroyer GWT Maven >>>>>>>>> plugin >>>>>>>>> 😉 >>>>>>>>> >>>>>>>>> It's very good Maven plugin... >>>>>>>>> >>>>>>>>> likejudo schrieb am Freitag, 30. April 2021 um 18:51:52 UTC+2: >>>>>>>>> >>>>>>>>>> I was trying to follow the tutorial so I did not try your other >>>>>>>>>> sample yet. >>>>>>>>>> I think the reason is, my employer uses Mojo GWT Maven from >>>>>>>>>> Codehaus. >>>>>>>>>> https://gwt-maven-plugin.github.io/gwt-maven-plugin/ >>>>>>>>>> Unless I am mistaken, it does not seem to have gwt-app packaging. >>>>>>>>>> >>>>>>>>>> On Friday, April 30, 2021 at 11:46:04 AM UTC-5 [email protected] >>>>>>>>>> wrote: >>>>>>>>>> >>>>>>>>>>> Hmm wyrd... >>>>>>>>>>> >>>>>>>>>>> Did you try to download the zip ( >>>>>>>>>>> https://github.com/lofidewanto/gwt-boot-sample-basic/archive/refs/heads/main.zip), >>>>>>>>>>> >>>>>>>>>>> unpack it and start in the unpack directory? >>>>>>>>>>> >>>>>>>>>>> *mvn gwt:generate-module gwt:devmode* >>>>>>>>>>> >>>>>>>>>>> or complete: >>>>>>>>>>> >>>>>>>>>>> mvn net.ltgt.gwt.maven:gwt-maven-plugin:*generate-module * >>>>>>>>>>> net.ltgt.gwt.maven:gwt-maven-plugin:*devmode* >>>>>>>>>>> likejudo schrieb am Freitag, 30. April 2021 um 17:54:19 UTC+2: >>>>>>>>>>> >>>>>>>>>>>> > Try following this tutorial >>>>>>>>>>>> https://dev.to/ibaca/modern-gwt-first-steps-509k >>>>>>>>>>>> >>>>>>>>>>>> I tried it but when I run *mvn package* >>>>>>>>>>>> I get error: >>>>>>>>>>>> *Unknown packaging: gwt-app* >>>>>>>>>>>> >>>>>>>>>>>> On Thursday, April 29, 2021 at 3:39:14 PM UTC-5 >>>>>>>>>>>> [email protected] wrote: >>>>>>>>>>>> >>>>>>>>>>>>> Try following this tutorial >>>>>>>>>>>>> https://dev.to/ibaca/modern-gwt-first-steps-509k >>>>>>>>>>>>> >>>>>>>>>>>>> On Thursday, April 29, 2021 at 11:36:02 PM UTC+3 >>>>>>>>>>>>> [email protected] wrote: >>>>>>>>>>>>> >>>>>>>>>>>>>> Hi, >>>>>>>>>>>>>> >>>>>>>>>>>>>> today I won't use the GWT plugin for Eclipse anymore... >>>>>>>>>>>>>> >>>>>>>>>>>>>> I would just use *Eclipse / IntelliJ / Visual Studio Code* and >>>>>>>>>>>>>> *Maven*. >>>>>>>>>>>>>> >>>>>>>>>>>>>> Some introductions: >>>>>>>>>>>>>> >>>>>>>>>>>>>> - Here is a Padlet for GWT. You can find some >>>>>>>>>>>>>> presentations and articles about GWT here in this Padlet: >>>>>>>>>>>>>> https://bit.ly/GWTIntroPadlet >>>>>>>>>>>>>> <https://bit.ly/GWTIntroPadlet> >>>>>>>>>>>>>> - Introduction slides: https://bit.ly/gwtintropresentation >>>>>>>>>>>>>> - Simple article: https://bit.ly/WebJavaStory >>>>>>>>>>>>>> - Comprehensive article: >>>>>>>>>>>>>> https://dev.to/ibaca/modern-gwt-first-steps-509k >>>>>>>>>>>>>> <https://dev.to/ibaca/modern-gwt-first-steps-509k> >>>>>>>>>>>>>> - Simple "Hello World" example: >>>>>>>>>>>>>> https://github.com/lofidewanto/gwt-boot-sample-basic >>>>>>>>>>>>>> - Just download the code as a zip file or make a git >>>>>>>>>>>>>> clone >>>>>>>>>>>>>> - From this basic project you could do the tutorial >>>>>>>>>>>>>> steps above >>>>>>>>>>>>>> >>>>>>>>>>>>>> Hope this helps. >>>>>>>>>>>>>> likejudo schrieb am Donnerstag, 29. April 2021 um 19:57:18 >>>>>>>>>>>>>> UTC+2: >>>>>>>>>>>>>> >>>>>>>>>>>>>>> I am learning GWT and was trying to run this tutorial >>>>>>>>>>>>>>> http://www.gwtproject.org/doc/latest/tutorial/index.html >>>>>>>>>>>>>>> >>>>>>>>>>>>>>> Using the Eclipse GWT plugin 3.0 on Windows 10 and JDK 11 >>>>>>>>>>>>>>> >>>>>>>>>>>>>>> I get this error on the first line Error: There is '1' error >>>>>>>>>>>>>>> in 'gwt-module.dtd'. >>>>>>>>>>>>>>> I installed the plugin from the marketplace. >>>>>>>>>>>>>>> I see this error in other tutorials too. >>>>>>>>>>>>>>> >>>>>>>>>>>>>>> Any suggestions appreciated. >>>>>>>>>>>>>>> >>>>>>>>>>>>>> -- You received this message because you are subscribed to the Google Groups "GWT Users" group. To unsubscribe from this group and stop receiving emails from it, send an email to [email protected]. To view this discussion on the web visit https://groups.google.com/d/msgid/google-web-toolkit/a88bfad5-feba-48c8-885f-b626c4ecdf04n%40googlegroups.com.
