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From Max Michels <...@apache.org>
Subject Re: Questions about flink-streaming-examples
Date Wed, 25 Feb 2015 15:54:06 GMT
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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