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From Robert Metzger <rmetz...@apache.org>
Subject Re: Questions about flink-streaming-examples
Date Thu, 26 Feb 2015 09:31:48 GMT
To update the local repository, you have to do execute the "install" goal.
I can recommend to always do a  "mvn clean install"

On Thu, Feb 26, 2015 at 10:11 AM, Matthias J. Sax <
mjsax@informatik.hu-berlin.de> wrote:

> Thanks for clarifying Marton!
>
> I was on the latest build already. However, my local maven repository
> contained old jars. After removing all flink-jars from my local maven
> repository it works!
>
> Why does maven no automatically update the local repository?
>
>
> -Matthias
>
>
>
> On 02/26/2015 09:20 AM, Márton Balassi wrote:
> > Dear Mathias,
> >
> > Thanks for reporting the issue. I have successfully built
> > flink-streaming-examples with maven, you can depend on test classes, the
> > following in the pom does the trick:
> >
> > <dependency>
> >   <groupId>org.apache.flink</groupId>
> >   <artifactId>flink-streaming-core</artifactId>
> >   <version>${project.version}</version>
> >   <scope>test</scope>
> >   <classifier>tests</classifier>
> > </dependency>
> >
> > This tells maven that the test classes of the examples (scope) might
> depend
> > on the tests of the core (classifier). Without explicitly stating the
> tests
> > classifier indeed maven only uses the classes under src/main.
> >
> > I think the problem occurred because you only built
> > flink-streaming-examples and you might have used an outdated version of
> the
> > flink-streaming-core as a dependency installed to your local maven
> > repository - which did not include the StreamingTestBase yet. The change
> > that we are talking is about a week old, I wrote it.
> >
> > Kind regards,
> >
> > Marton
> >
> > On Thu, Feb 26, 2015 at 9:04 AM, Matthias J. Sax <
> > mjsax@informatik.hu-berlin.de> wrote:
> >
> >> Hi,
> >>
> >> I just build "flink-streaming" and avoid the problem. I guess, that the
> >> issue is related to the module structure and dependencies.
> >> "flink-streaming-examples" uses
> >> org.apache.flink.streaming.util.StreamingProgramTestBase (that is
> >> defined in "flink-streaming-core/src/TEST"
> >>
> >> From my understanding, maven does not support dependencies into src/test
> >> but only into src/main (maybe I am wrong about this).
> >>
> >> I would suggest, to move StreamingProgramTestBase into a new module
> >> "flink-streaming-testUtils" (into src/main) and change the dependency of
> >> flink-streaming-examples accordingly.
> >>
> >> Why the build work on the parent-project, is still a riddle to me... But
> >> it seems that the dependency into scr/test can be resolved for this
> case.
> >>
> >>
> >> -Matthias
> >>
> >>
> >>
> >>
> >> On 02/25/2015 06:12 PM, Dulaj Viduranga wrote:
> >>> Hi,
> >>> Were you able to solve this? It seams the examples depend on
> >> "flink-streaming-core”. I think you have to build it before.
> >>>
> >>>> On Feb 25, 2015, at 10:04 PM, Matthias J. Sax <
> >> mjsax@informatik.hu-berlin.de> wrote:
> >>>>
> >>>> Thanks!
> >>>>
> >>>> Even if I am not a building and/or maven expert, it seems to me that
> the
> >>>> dependencies are not configures correctly... No clue how to fix it.
> But
> >>>> it might be a good idea to have a look into it IMHO.
> >>>>
> >>>> -Matthias
> >>>>
> >>>>
> >>>> On 02/25/2015 05:07 PM, Stephan Ewen wrote:
> >>>>> Hi Matthias!
> >>>>>
> >>>>> Can you try "mvn clean package"? It package is generally preferable
> to
> >>>>> compile, in my opinion.
> >>>>>
> >>>>> There may be a dependency through a test jar that is not properly
> >> handled
> >>>>> when you do not execute the package goal.
> >>>>>
> >>>>> Stephan
> >>>>> Am 25.02.2015 16:54 schrieb "Max Michels" <mxm@apache.org>:
> >>>>>
> >>>>>> Hi Matthias,
> >>>>>>
> >>>>>> Did you really pull from the latest master? I just tried to
compile
> >>>>>> flink-streaming-examples using "mvn clean compile test-compile"
and
> it
> >>>>>> worked.
> >>>>>>
> >>>>>> Best regards,
> >>>>>> Max
> >>>>>>
> >>>>>> On Wed, Feb 25, 2015 at 4:13 PM, Matthias J. Sax
> >>>>>> <mjsax@informatik.hu-berlin.de> wrote:
> >>>>>>> Hi,
> >>>>>>>
> >>>>>>> I tried to build flink-streaming-examples, but got an compilation
> >> error.
> >>>>>>> If I build flink-streaming (that implicitly builds
> >>>>>>> flink-streaming-examples), it works.
> >>>>>>>
> >>>>>>> I tried it on a fresh clone of flink/master using "mvn clean
> compile
> >>>>>>> test-compile"
> >>>>>>>
> >>>>>>> Can anybody explain this behavior?
> >>>>>>>
> >>>>>>>
> >>>>>>> -Matthias
> >>>>>>>
> >>>>>>>
> >>>>>>>
> >>>>>>>
> >>>>>>>> mjsax@T420s-dbis-mjsax
> >>
> :~/workspace_flink/dummy/flink/flink-staging/flink-streaming/flink-streaming-examples$
> >>>>>> mvn clean compile test-compile
> >>>>>>>> [INFO] Scanning for projects...
> >>>>>>>> [WARNING]
> >>>>>>>> [WARNING] Some problems were encountered while building
the
> >> effective
> >>>>>> model for org.apache.flink:flink-streaming-examples:jar:0.9-SNAPSHOT
> >>>>>>>> [WARNING] 'build.plugins.plugin.(groupId:artifactId)'
must be
> unique
> >>>>>> but found duplicate declaration of plugin
> >>>>>> org.apache.maven.plugins:maven-jar-plugin @ line 462, column
12
> >>>>>>>> [WARNING]
> >>>>>>>> [WARNING] It is highly recommended to fix these problems
because
> >> they
> >>>>>> threaten the stability of your build.
> >>>>>>>> [WARNING]
> >>>>>>>> [WARNING] For this reason, future Maven versions might
no longer
> >>>>>> support building such malformed projects.
> >>>>>>>> [WARNING]
> >>>>>>>> [INFO]
> >>>>>>>> [INFO]
> >>>>>>
> >> ------------------------------------------------------------------------
> >>>>>>>> [INFO] Building flink-streaming-examples 0.9-SNAPSHOT
> >>>>>>>> [INFO]
> >>>>>>
> >> ------------------------------------------------------------------------
> >>>>>>>> [INFO]
> >>>>>>>> [INFO] --- maven-clean-plugin:2.5:clean (default-clean)
@
> >>>>>> flink-streaming-examples ---
> >>>>>>>> [INFO] Deleting
> >>>>>>
> >>
> /home/mjsax/workspace_flink/dummy/flink/flink-staging/flink-streaming/flink-streaming-examples/target
> >>>>>>>> [INFO]
> >>>>>>>> [INFO] --- maven-checkstyle-plugin:2.12.1:check (validate)
@
> >>>>>> flink-streaming-examples ---
> >>>>>>>> [INFO]
> >>>>>>>> [INFO]
> >>>>>>>> [INFO] --- maven-enforcer-plugin:1.3.1:enforce (enforce-maven)
@
> >>>>>> flink-streaming-examples ---
> >>>>>>>> [INFO]
> >>>>>>>> [INFO] --- build-helper-maven-plugin:1.7:add-source
(add-source) @
> >>>>>> flink-streaming-examples ---
> >>>>>>>> [INFO] Source directory:
> >>>>>>
> >>
> /home/mjsax/workspace_flink/dummy/flink/flink-staging/flink-streaming/flink-streaming-examples/src/main/scala
> >>>>>> added.
> >>>>>>>> [INFO]
> >>>>>>>> [INFO] --- maven-remote-resources-plugin:1.5:process
(default) @
> >>>>>> flink-streaming-examples ---
> >>>>>>>> [INFO]
> >>>>>>>> [INFO] --- maven-resources-plugin:2.6:resources
> (default-resources)
> >> @
> >>>>>> flink-streaming-examples ---
> >>>>>>>> [INFO] Using 'UTF-8' encoding to copy filtered resources.
> >>>>>>>> [INFO] skip non existing resourceDirectory
> >>>>>>
> >>
> /home/mjsax/workspace_flink/dummy/flink/flink-staging/flink-streaming/flink-streaming-examples/src/main/resources
> >>>>>>>> [INFO] Copying 3 resources
> >>>>>>>> [INFO]
> >>>>>>>> [INFO] --- scala-maven-plugin:3.1.4:compile (scala-compile-first)
> @
> >>>>>> flink-streaming-examples ---
> >>>>>>>> [INFO]
> >>>>>>
> >>
> /home/mjsax/workspace_flink/dummy/flink/flink-staging/flink-streaming/flink-streaming-examples/src/main/java:-1:
> >>>>>> info: compiling
> >>>>>>>> [INFO]
> >>>>>>
> >>
> /home/mjsax/workspace_flink/dummy/flink/flink-staging/flink-streaming/flink-streaming-examples/src/main/scala:-1:
> >>>>>> info: compiling
> >>>>>>>> [INFO] Compiling 14 source files to
> >>>>>>
> >>
> /home/mjsax/workspace_flink/dummy/flink/flink-staging/flink-streaming/flink-streaming-examples/target/classes
> >>>>>> at 1424877113889
> >>>>>>>> [INFO] compiler plugin:
> >>>>>> BasicArtifact(org.scalamacros,paradise_2.10.4,2.0.1,null)
> >>>>>>>> [WARNING] warning: there were 1 deprecation warning(s);
re-run
> with
> >>>>>> -deprecation for details
> >>>>>>>> [WARNING] one warning found
> >>>>>>>> [INFO] prepare-compile in 0 s
> >>>>>>>> [INFO] compile in 10 s
> >>>>>>>> [INFO]
> >>>>>>>> [INFO] --- maven-compiler-plugin:3.1:compile (default-compile)
@
> >>>>>> flink-streaming-examples ---
> >>>>>>>> [INFO] Changes detected - recompiling the module!
> >>>>>>>> [INFO] Compiling 10 source files to
> >>>>>>
> >>
> /home/mjsax/workspace_flink/dummy/flink/flink-staging/flink-streaming/flink-streaming-examples/target/classes
> >>>>>>>> [INFO]
> >>>>>>>> [INFO] --- maven-checkstyle-plugin:2.12.1:check (validate)
@
> >>>>>> flink-streaming-examples ---
> >>>>>>>> [INFO]
> >>>>>>>> [INFO]
> >>>>>>>> [INFO] --- maven-enforcer-plugin:1.3.1:enforce (enforce-maven)
@
> >>>>>> flink-streaming-examples ---
> >>>>>>>> [INFO]
> >>>>>>>> [INFO] --- build-helper-maven-plugin:1.7:add-source
(add-source) @
> >>>>>> flink-streaming-examples ---
> >>>>>>>> [INFO] Source directory:
> >>>>>>
> >>
> /home/mjsax/workspace_flink/dummy/flink/flink-staging/flink-streaming/flink-streaming-examples/src/main/scala
> >>>>>> added.
> >>>>>>>> [INFO]
> >>>>>>>> [INFO] --- maven-remote-resources-plugin:1.5:process
(default) @
> >>>>>> flink-streaming-examples ---
> >>>>>>>> [INFO]
> >>>>>>>> [INFO] --- maven-resources-plugin:2.6:resources
> (default-resources)
> >> @
> >>>>>> flink-streaming-examples ---
> >>>>>>>> [INFO] Using 'UTF-8' encoding to copy filtered resources.
> >>>>>>>> [INFO] skip non existing resourceDirectory
> >>>>>>
> >>
> /home/mjsax/workspace_flink/dummy/flink/flink-staging/flink-streaming/flink-streaming-examples/src/main/resources
> >>>>>>>> [INFO] Copying 3 resources
> >>>>>>>> [INFO] Copying 3 resources
> >>>>>>>> [INFO]
> >>>>>>>> [INFO] --- scala-maven-plugin:3.1.4:compile (scala-compile-first)
> @
> >>>>>> flink-streaming-examples ---
> >>>>>>>> [INFO] Nothing to compile - all classes are up to date
> >>>>>>>> [INFO]
> >>>>>>>> [INFO] --- maven-compiler-plugin:3.1:compile (default-compile)
@
> >>>>>> flink-streaming-examples ---
> >>>>>>>> [INFO] Nothing to compile - all classes are up to date
> >>>>>>>> [INFO]
> >>>>>>>> [INFO] --- build-helper-maven-plugin:1.7:add-test-source
> >>>>>> (add-test-source) @ flink-streaming-examples ---
> >>>>>>>> [INFO] Test Source directory:
> >>>>>>
> >>
> /home/mjsax/workspace_flink/dummy/flink/flink-staging/flink-streaming/flink-streaming-examples/src/test/scala
> >>>>>> added.
> >>>>>>>> [INFO]
> >>>>>>>> [INFO] --- maven-resources-plugin:2.6:testResources
> >>>>>> (default-testResources) @ flink-streaming-examples ---
> >>>>>>>> [INFO] Using 'UTF-8' encoding to copy filtered resources.
> >>>>>>>> [INFO] skip non existing resourceDirectory
> >>>>>>
> >>
> /home/mjsax/workspace_flink/dummy/flink/flink-staging/flink-streaming/flink-streaming-examples/src/test/resources
> >>>>>>>> [INFO] Copying 3 resources
> >>>>>>>> [INFO] Copying 3 resources
> >>>>>>>> [INFO]
> >>>>>>>> [INFO] --- scala-maven-plugin:3.1.4:testCompile
> >> (scala-test-compile) @
> >>>>>> flink-streaming-examples ---
> >>>>>>>> [INFO]
> >>>>>>
> >>
> /home/mjsax/workspace_flink/dummy/flink/flink-staging/flink-streaming/flink-streaming-examples/src/test/java:-1:
> >>>>>> info: compiling
> >>>>>>>> [INFO] Compiling 2 source files to
> >>>>>>
> >>
> /home/mjsax/workspace_flink/dummy/flink/flink-staging/flink-streaming/flink-streaming-examples/target/test-classes
> >>>>>> at 1424877127030
> >>>>>>>> [INFO] compiler plugin:
> >>>>>> BasicArtifact(org.scalamacros,paradise_2.10.4,2.0.1,null)
> >>>>>>>> [INFO] prepare-compile in 0 s
> >>>>>>>> [INFO] compile in 1 s
> >>>>>>>> [INFO]
> >>>>>>>> [INFO] --- maven-compiler-plugin:3.1:testCompile
> >> (default-testCompile)
> >>>>>> @ flink-streaming-examples ---
> >>>>>>>> [INFO] Changes detected - recompiling the module!
> >>>>>>>> [INFO] Compiling 2 source files to
> >>>>>>
> >>
> /home/mjsax/workspace_flink/dummy/flink/flink-staging/flink-streaming/flink-streaming-examples/target/test-classes
> >>>>>>>> [INFO]
> -------------------------------------------------------------
> >>>>>>>> [ERROR] COMPILATION ERROR :
> >>>>>>>> [INFO]
> -------------------------------------------------------------
> >>>>>>>> [ERROR]
> >>>>>>
> >>
> /home/mjsax/workspace_flink/dummy/flink/flink-staging/flink-streaming/flink-streaming-examples/src/test/java/org/apache/flink/streaming/examples/test/PojoExampleITCase.java:[22,39]
> >>>>>> cannot find symbol
> >>>>>>>>  symbol:   class StreamingProgramTestBase
> >>>>>>>>  location: package org.apache.flink.streaming.util
> >>>>>>>> [ERROR]
> >>>>>>
> >>
> /home/mjsax/workspace_flink/dummy/flink/flink-staging/flink-streaming/flink-streaming-examples/src/test/java/org/apache/flink/streaming/examples/test/PojoExampleITCase.java:[25,40]
> >>>>>> cannot find symbol
> >>>>>>>>  symbol: class StreamingProgramTestBase
> >>>>>>>> [ERROR]
> >>>>>>
> >>
> /home/mjsax/workspace_flink/dummy/flink/flink-staging/flink-streaming/flink-streaming-examples/src/test/java/org/apache/flink/streaming/examples/test/WordCountITCase.java:[23,39]
> >>>>>> cannot find symbol
> >>>>>>>>  symbol:   class StreamingProgramTestBase
> >>>>>>>>  location: package org.apache.flink.streaming.util
> >>>>>>>> [ERROR]
> >>>>>>
> >>
> /home/mjsax/workspace_flink/dummy/flink/flink-staging/flink-streaming/flink-streaming-examples/src/test/java/org/apache/flink/streaming/examples/test/WordCountITCase.java:[25,38]
> >>>>>> cannot find symbol
> >>>>>>>>  symbol: class StreamingProgramTestBase
> >>>>>>>> [ERROR]
> >>>>>>
> >>
> /home/mjsax/workspace_flink/dummy/flink/flink-staging/flink-streaming/flink-streaming-examples/src/test/java/org/apache/flink/streaming/examples/test/PojoExampleITCase.java:[32,28]
> >>>>>> cannot find symbol
> >>>>>>>>  symbol:   method
> createTempFile(java.lang.String,java.lang.String)
> >>>>>>>>  location: class
> >>>>>> org.apache.flink.streaming.examples.test.PojoExampleITCase
> >>>>>>>> [ERROR]
> >>>>>>
> >>
> /home/mjsax/workspace_flink/dummy/flink/flink-staging/flink-streaming/flink-streaming-examples/src/test/java/org/apache/flink/streaming/examples/test/PojoExampleITCase.java:[33,30]
> >>>>>> cannot find symbol
> >>>>>>>>  symbol:   method getTempDirPath(java.lang.String)
> >>>>>>>>  location: class
> >>>>>> org.apache.flink.streaming.examples.test.PojoExampleITCase
> >>>>>>>> [ERROR]
> >>>>>>
> >>
> /home/mjsax/workspace_flink/dummy/flink/flink-staging/flink-streaming/flink-streaming-examples/src/test/java/org/apache/flink/streaming/examples/test/PojoExampleITCase.java:[30,9]
> >>>>>> method does not override or implement a method from a supertype
> >>>>>>>> [ERROR]
> >>>>>>
> >>
> /home/mjsax/workspace_flink/dummy/flink/flink-staging/flink-streaming/flink-streaming-examples/src/test/java/org/apache/flink/streaming/examples/test/PojoExampleITCase.java:[38,17]
> >>>>>> cannot find symbol
> >>>>>>>>  symbol:   method
> >>>>>> compareResultsByLinesInMemory(java.lang.String,java.lang.String)
> >>>>>>>>  location: class
> >>>>>> org.apache.flink.streaming.examples.test.PojoExampleITCase
> >>>>>>>> [ERROR]
> >>>>>>
> >>
> /home/mjsax/workspace_flink/dummy/flink/flink-staging/flink-streaming/flink-streaming-examples/src/test/java/org/apache/flink/streaming/examples/test/PojoExampleITCase.java:[36,9]
> >>>>>> method does not override or implement a method from a supertype
> >>>>>>>> [ERROR]
> >>>>>>
> >>
> /home/mjsax/workspace_flink/dummy/flink/flink-staging/flink-streaming/flink-streaming-examples/src/test/java/org/apache/flink/streaming/examples/test/PojoExampleITCase.java:[41,9]
> >>>>>> method does not override or implement a method from a supertype
> >>>>>>>> [ERROR]
> >>>>>>
> >>
> /home/mjsax/workspace_flink/dummy/flink/flink-staging/flink-streaming/flink-streaming-examples/src/test/java/org/apache/flink/streaming/examples/test/WordCountITCase.java:[32,28]
> >>>>>> cannot find symbol
> >>>>>>>>  symbol:   method
> createTempFile(java.lang.String,java.lang.String)
> >>>>>>>>  location: class
> >>>>>> org.apache.flink.streaming.examples.test.WordCountITCase
> >>>>>>>> [ERROR]
> >>>>>>
> >>
> /home/mjsax/workspace_flink/dummy/flink/flink-staging/flink-streaming/flink-streaming-examples/src/test/java/org/apache/flink/streaming/examples/test/WordCountITCase.java:[33,30]
> >>>>>> cannot find symbol
> >>>>>>>>  symbol:   method getTempDirPath(java.lang.String)
> >>>>>>>>  location: class
> >>>>>> org.apache.flink.streaming.examples.test.WordCountITCase
> >>>>>>>> [ERROR]
> >>>>>>
> >>
> /home/mjsax/workspace_flink/dummy/flink/flink-staging/flink-streaming/flink-streaming-examples/src/test/java/org/apache/flink/streaming/examples/test/WordCountITCase.java:[30,9]
> >>>>>> method does not override or implement a method from a supertype
> >>>>>>>> [ERROR]
> >>>>>>
> >>
> /home/mjsax/workspace_flink/dummy/flink/flink-staging/flink-streaming/flink-streaming-examples/src/test/java/org/apache/flink/streaming/examples/test/WordCountITCase.java:[38,17]
> >>>>>> cannot find symbol
> >>>>>>>>  symbol:   method
> >>>>>> compareResultsByLinesInMemory(java.lang.String,java.lang.String)
> >>>>>>>>  location: class
> >>>>>> org.apache.flink.streaming.examples.test.WordCountITCase
> >>>>>>>> [ERROR]
> >>>>>>
> >>
> /home/mjsax/workspace_flink/dummy/flink/flink-staging/flink-streaming/flink-streaming-examples/src/test/java/org/apache/flink/streaming/examples/test/WordCountITCase.java:[36,9]
> >>>>>> method does not override or implement a method from a supertype
> >>>>>>>> [ERROR]
> >>>>>>
> >>
> /home/mjsax/workspace_flink/dummy/flink/flink-staging/flink-streaming/flink-streaming-examples/src/test/java/org/apache/flink/streaming/examples/test/WordCountITCase.java:[41,9]
> >>>>>> method does not override or implement a method from a supertype
> >>>>>>>> [INFO] 16 errors
> >>>>>>>> [INFO]
> -------------------------------------------------------------
> >>>>>>>> [INFO]
> >>>>>>
> >> ------------------------------------------------------------------------
> >>>>>>>> [INFO] BUILD FAILURE
> >>>>>>>> [INFO]
> >>>>>>
> >> ------------------------------------------------------------------------
> >>>>>>>> [INFO] Total time: 22.807s
> >>>>>>>> [INFO] Finished at: Wed Feb 25 16:12:08 CET 2015
> >>>>>>>> [INFO] Final Memory: 45M/504M
> >>>>>>>> [INFO]
> >>>>>>
> >> ------------------------------------------------------------------------
> >>>>>>>> [ERROR] Failed to execute goal
> >>>>>> org.apache.maven.plugins:maven-compiler-plugin:3.1:testCompile
> >>>>>> (default-testCompile) on project flink-streaming-examples:
> Compilation
> >>>>>> failure: Compilation failure:
> >>>>>>>> [ERROR]
> >>>>>>
> >>
> /home/mjsax/workspace_flink/dummy/flink/flink-staging/flink-streaming/flink-streaming-examples/src/test/java/org/apache/flink/streaming/examples/test/PojoExampleITCase.java:[22,39]
> >>>>>> cannot find symbol
> >>>>>>>> [ERROR] symbol:   class StreamingProgramTestBase
> >>>>>>>> [ERROR] location: package org.apache.flink.streaming.util
> >>>>>>>> [ERROR]
> >>>>>>
> >>
> /home/mjsax/workspace_flink/dummy/flink/flink-staging/flink-streaming/flink-streaming-examples/src/test/java/org/apache/flink/streaming/examples/test/PojoExampleITCase.java:[25,40]
> >>>>>> cannot find symbol
> >>>>>>>> [ERROR] symbol: class StreamingProgramTestBase
> >>>>>>>> [ERROR]
> >>>>>>
> >>
> /home/mjsax/workspace_flink/dummy/flink/flink-staging/flink-streaming/flink-streaming-examples/src/test/java/org/apache/flink/streaming/examples/test/WordCountITCase.java:[23,39]
> >>>>>> cannot find symbol
> >>>>>>>> [ERROR] symbol:   class StreamingProgramTestBase
> >>>>>>>> [ERROR] location: package org.apache.flink.streaming.util
> >>>>>>>> [ERROR]
> >>>>>>
> >>
> /home/mjsax/workspace_flink/dummy/flink/flink-staging/flink-streaming/flink-streaming-examples/src/test/java/org/apache/flink/streaming/examples/test/WordCountITCase.java:[25,38]
> >>>>>> cannot find symbol
> >>>>>>>> [ERROR] symbol: class StreamingProgramTestBase
> >>>>>>>> [ERROR]
> >>>>>>
> >>
> /home/mjsax/workspace_flink/dummy/flink/flink-staging/flink-streaming/flink-streaming-examples/src/test/java/org/apache/flink/streaming/examples/test/PojoExampleITCase.java:[32,28]
> >>>>>> cannot find symbol
> >>>>>>>> [ERROR] symbol:   method
> >>>>>> createTempFile(java.lang.String,java.lang.String)
> >>>>>>>> [ERROR] location: class
> >>>>>> org.apache.flink.streaming.examples.test.PojoExampleITCase
> >>>>>>>> [ERROR]
> >>>>>>
> >>
> /home/mjsax/workspace_flink/dummy/flink/flink-staging/flink-streaming/flink-streaming-examples/src/test/java/org/apache/flink/streaming/examples/test/PojoExampleITCase.java:[33,30]
> >>>>>> cannot find symbol
> >>>>>>>> [ERROR] symbol:   method getTempDirPath(java.lang.String)
> >>>>>>>> [ERROR] location: class
> >>>>>> org.apache.flink.streaming.examples.test.PojoExampleITCase
> >>>>>>>> [ERROR]
> >>>>>>
> >>
> /home/mjsax/workspace_flink/dummy/flink/flink-staging/flink-streaming/flink-streaming-examples/src/test/java/org/apache/flink/streaming/examples/test/PojoExampleITCase.java:[30,9]
> >>>>>> method does not override or implement a method from a supertype
> >>>>>>>> [ERROR]
> >>>>>>
> >>
> /home/mjsax/workspace_flink/dummy/flink/flink-staging/flink-streaming/flink-streaming-examples/src/test/java/org/apache/flink/streaming/examples/test/PojoExampleITCase.java:[38,17]
> >>>>>> cannot find symbol
> >>>>>>>> [ERROR] symbol:   method
> >>>>>> compareResultsByLinesInMemory(java.lang.String,java.lang.String)
> >>>>>>>> [ERROR] location: class
> >>>>>> org.apache.flink.streaming.examples.test.PojoExampleITCase
> >>>>>>>> [ERROR]
> >>>>>>
> >>
> /home/mjsax/workspace_flink/dummy/flink/flink-staging/flink-streaming/flink-streaming-examples/src/test/java/org/apache/flink/streaming/examples/test/PojoExampleITCase.java:[36,9]
> >>>>>> method does not override or implement a method from a supertype
> >>>>>>>> [ERROR]
> >>>>>>
> >>
> /home/mjsax/workspace_flink/dummy/flink/flink-staging/flink-streaming/flink-streaming-examples/src/test/java/org/apache/flink/streaming/examples/test/PojoExampleITCase.java:[41,9]
> >>>>>> method does not override or implement a method from a supertype
> >>>>>>>> [ERROR]
> >>>>>>
> >>
> /home/mjsax/workspace_flink/dummy/flink/flink-staging/flink-streaming/flink-streaming-examples/src/test/java/org/apache/flink/streaming/examples/test/WordCountITCase.java:[32,28]
> >>>>>> cannot find symbol
> >>>>>>>> [ERROR] symbol:   method
> >>>>>> createTempFile(java.lang.String,java.lang.String)
> >>>>>>>> [ERROR] location: class
> >>>>>> org.apache.flink.streaming.examples.test.WordCountITCase
> >>>>>>>> [ERROR]
> >>>>>>
> >>
> /home/mjsax/workspace_flink/dummy/flink/flink-staging/flink-streaming/flink-streaming-examples/src/test/java/org/apache/flink/streaming/examples/test/WordCountITCase.java:[33,30]
> >>>>>> cannot find symbol
> >>>>>>>> [ERROR] symbol:   method getTempDirPath(java.lang.String)
> >>>>>>>> [ERROR] location: class
> >>>>>> org.apache.flink.streaming.examples.test.WordCountITCase
> >>>>>>>> [ERROR]
> >>>>>>
> >>
> /home/mjsax/workspace_flink/dummy/flink/flink-staging/flink-streaming/flink-streaming-examples/src/test/java/org/apache/flink/streaming/examples/test/WordCountITCase.java:[30,9]
> >>>>>> method does not override or implement a method from a supertype
> >>>>>>>> [ERROR]
> >>>>>>
> >>
> /home/mjsax/workspace_flink/dummy/flink/flink-staging/flink-streaming/flink-streaming-examples/src/test/java/org/apache/flink/streaming/examples/test/WordCountITCase.java:[38,17]
> >>>>>> cannot find symbol
> >>>>>>>> [ERROR] symbol:   method
> >>>>>> compareResultsByLinesInMemory(java.lang.String,java.lang.String)
> >>>>>>>> [ERROR] location: class
> >>>>>> org.apache.flink.streaming.examples.test.WordCountITCase
> >>>>>>>> [ERROR]
> >>>>>>
> >>
> /home/mjsax/workspace_flink/dummy/flink/flink-staging/flink-streaming/flink-streaming-examples/src/test/java/org/apache/flink/streaming/examples/test/WordCountITCase.java:[36,9]
> >>>>>> method does not override or implement a method from a supertype
> >>>>>>>> [ERROR]
> >>>>>>
> >>
> /home/mjsax/workspace_flink/dummy/flink/flink-staging/flink-streaming/flink-streaming-examples/src/test/java/org/apache/flink/streaming/examples/test/WordCountITCase.java:[41,9]
> >>>>>> method does not override or implement a method from a supertype
> >>>>>>>> [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
> >>>>>>>
> >>>>>>
> >>>>>
> >>>>
> >>>
> >>>
> >>
> >>
> >
>
>

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